perencanaan konstruksi bendungan aji & afif
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ANALISA HIDROGRAF BANJIR Curah Huj
Rumus Rt
Langah-!angah "#rh$tungan NB = %#n
S#'aran hujan jam-jaman %$"aa$ m&%#! m&n&n&'# %#ngan rumus 1 jam
t *%$mana + jam
Rt = $nt#ns$tas hujan rata-rata %a!am * jam
t = ,atu mu!a$ hujan jam
* = ,atu &ns#ntras$ hujan
untu %a#rah %$ In%&n#s$a rata-rata t = . jam maa
* = 1 jam / jam
* = + jam
* = jam
* = / jam 0 jam
* = 0 jam
* = . jam
. jam
Rt = R 24
x ( t )2/3
R +/
= Curah Hujan ##t$ %a!am satu har$
R1 = R +/
2. x (.21)+2 = 34003 x R +/
R+ = R +/
2. x (.2+)+2 = 34/.5 x R +/
R = R +/
2. x (.2)+2 = 34+./. x R +/
R/ = R +/
2. x (.2/)+2 = 34+16/ x R +/
R0 = R +/
2. x (.20)+2 = 34166+ x R +/
R. = R +/
2. x (.2.)+2 = 341..5 x R +/
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an jam-jaman
= (t x Rt) - ((t-1)(Rt-1)) Jam 7r&s#ntas#
an Rt a%a!ah "r&s#ntas# $nt#ns$tas 1 0043+1
R1 = (1 x 34003R+/) - ((1-1) x R+/) + /4..61
= 34003R+/ - 3 +.4/0.5
= 34003 x 1338 = 003+1 8 / +14690R+ = (+ x 34/.5R+/) - ((+-1) x 34003R+/) 0 1646+35
= 34.9/R+/ - 34003R+/ . 1.4...5
= 341/3 x 1338 = 1/3/ 8
R = ( x 34+./.R+/) - ((-1) x 34/.5R+/) Rumus = N$s'ah:;:(R+/2133)
= 3595R+/ - 34.9/R+/ A*A<
= 34133x 1338 = 1339 8 us = N$s'ah:Curah hujan #
R/ = (/ x 34+16/R+/) - ((/-1) x 34+./.R+/)
= 3465.R+/ - 34595R+/
= 343599 x 1338 = 5966 8
R0 = (0 x 34166+R+/) - ((0-1) x 34+16/R+/)
= 349/1R+/ - 3465.R+/
= 343.50 x 1338 = .5/0. 8
R. = (. x 341..5R+/) - ((.-1) x 34166+R+/)
= R+/ - 349/1R+/
= 34309 x 1338 = 069./ 8
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$s$#n 7#nga!$ran) 34. ; (>$s$
;urah hujan ##t$ 1354/ mm2har$ ;urah huja
Jam 7r&s#ntas# Int#ns$tas C4H4n#tt& jam-jaman Jam
1 0043+1+ 09413/03 1
+ 1/43/31 104.+03 +
13439 13455.//
/ 5496599 6405911 /
0 .45/00. 54+//5 0
. 0469./3 .4+5 .
$s$#n 7#nga!$ran) 34. ; (>$s$
;urah hujan ##t$ 11/4. mm2har$ ;urah huja
Jam 7r&s#ntas# Int#ns$tas C4H4n#tt& jam-jaman Jam
1 0043+1 .43..6 1
+ 1/43/3 1.49+/ +
13439 114/969
/ 549663 9410/+ /
0 .45/0. 5453/ 0
. 0469./ .4505 .
$s$#n 7#nga!$ran) 34.
;urah hujan ##t$ 1+ mm2har$
Jam 7r&s#ntas# Int#ns$tas C4H4n#tt& jam-jaman
1 0043+1 5+4./+/
+ 1/43/3 164661
13439 14+//6
/ 549663 1340//+
0 .45/0. 6493/1
. 0469./ 5456+
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Tabel 2.2. Ordinat Hidrograf Satuan Sintetik Nakayasu
T (ja) !eterangan
3433 34333
"a1433 34191
+433 14336
433 4../
/433 411. "# T#
0433 +40+
.433 14550
5433 14+0/
6433 143/3
9433 346.+
13433 34510
11433 3409+
1+433 34//0
1433 346.
1/433 34.
10433 34+9+
1.433 34+0
15433 34++3
16433 34191
19433 341..
+3433 341//
+1433 341+0
++433 34139
+433 34390
+/433 3436+
+0433 34351
+.433 343.+
+5433 3430/
+6433 343/5
+9433 343/1
3433 3430
1433 3431
+433 343+5
433 343+
/433 343+3
0433 34315
.433 34310
5433 3431
6433 34311
9433 34313
/3433 34339
/1433 34336
/+433 34335
" (3/dt/)
"d$
"d2
"d3
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/433 3433.
//433 34330
/0433 3433/
/.433 3433/
/5433 3433
/6433 3433
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Tabel 2.%. &er'itungan Hidrograf ebit anjir *an+angan engan !ala ,lang 2- Ta'un (etode Nakayasu)
T,(t$) Hujan 0a 1 0aan () ase lo "
-.$54 $-.3%3 $5.66% 7.-6 6.24- %.333
3433 34333 1/4593 1/4593
1433 34191 114+69 1/4593 +.4359
+433 14336 09406. 104/66 1/4593 6946.
433 4../ +1.40/. 0.4+60 94/6 1/4593 +5413/
4.55 3.$$% $74.$-4 46.7%% 33.-66 2%.635 $4.65 356.$$6
0433 +40+ 194333 .41+9 +04// +3415. 15436 1/4593 +0+4/5.
.433 14550 13/4915 +54+53 1941+9 104++9 1+46.3 114+/1 1/4593 +304/5
5433 14+0/ 5/41 194+.9 1401. 1345.3 94365 549/ 1/4593 1/94/96
6433 143/3 .14/0. 10495/ 114+30 649+3 540 .4060 1/4593 1+.4/.
9433 346.+ 0349/5 14+/+ 94+69 5490 .4+/0 04/09 1/4593 1354.5
13433 34510 /+4+0 134956 54531 .413 04155 /40+0 1/4593 9140.
11433 3409+ 0431 94131 .46/ 0436+ /4+9+ 4501 1/4593 564/1
1+433 34//0 +.4+50 .46+9 /4591 461/ 4++1 +4610 1/4593 .+40/
1433 346. ++46+5 049 /41.+ 41 +4596 +4//. 1/4593 0.4+53
1/433 34. 1946+ 04100 4.1. +4659 +4/1 +41+0 1/4593 0346+5
10433 34+9+ 154+3 /4/56 41/+ +4031 +411+ 146/. 1/4593 /.4399
1.433 34+0 1/49.9 4691 +45+9 +415 1460 14.3/ 1/4593 /14991
15433 34++3 14330 463 +451 14666 1409/ 149 1/4593 64/++
16433 34191 114+99 +495 +43.3 14./3 1460 14+11 1/4593 04+1
19433 341.. 9461. +4001 14593 14/+0 14+3 1430+ 1/4593 +4.+5
+3433 341// 640+6 +4+15 14000 14+6 143/0 3491/ 1/4593 34+65
+1433 341+0 54/39 149+. 1401 14350 34936 3459/ 1/4593 +64+0/
++433 34139 .4/5 14.5 1415/ 349/ 34569 34.93 1/4593 +.4/65
+433 34390 0409 14/0/ 143+3 3461+ 34.6. 34099 1/4593 +/490+
+/433 3436+ /4609 14+. 3466. 34530 3409. 340+1 1/4593 +4.19+0433 34351 /4++1 14395 34553 34.1 34015 34/0+ 1/4593 ++4/.1
+.433 343.+ 4..5 3490 34..9 340+ 34/03 349 1/4593 +14/0/
+5433 3430/ 416. 346+6 34061 34/.+ 3491 34/1 1/4593 +34063
+6433 343/5 +45.6 345+3 34030 34/3+ 349 34+95 1/4593 1946+3
+9433 343/1 +4/30 34.+0 34/6 34/9 34+90 34+06 1/4593 1941.3
3433 3430 +4369 340/ 3461 343 34+0. 34++/ 1/4593 164065
1433 3431 14610 34/5+ 341 34+. 34++ 3419/ 1/4593 164369
+433 343+5 14055 34/13 34+66 34++9 3419 341.9 1/4593 154.0.
433 343+ 1453 340. 34+03 34199 341.6 341/5 1/4593 154+63
/433 343+3 14193 3439 34+15 3415 341/. 341+6 1/4593 1.490
0433 34315 143/ 34+.9 34169 34103 341+5 34111 1/4593 1.4..9
.433 34310 34699 34+/ 341./ 3413 34113 3439. 1/4593 1.4/+
5433 3431 34561 34+3 341/+ 3411 3439. 3436/ 1/4593 1.4+36
6433 34311 34.56 3415. 341+/ 34396 3436 3435 1/4593 1.43++9433 34313 34069 3410 34135 3436. 3435+ 343. 1/4593 1046.1
/3433 34339 3401+ 341 3439 3435/ 343. 34300 1/4593 1045+3
/1433 34336 34//0 3411. 34361 343.0 34300 343/6 1/4593 104096
/+433 34335 346. 34133 34353 3430. 343/5 343/1 1/4593 104/9+
/433 3433. 34. 34365 343.1 343/9 343/1 343. 1/4593 104/33
//433 34330 34+9+ 3435. 3430 343/+ 343. 3431 1/4593 104+3
/0433 3433/ 34+0 343.. 343/. 3435 3431 343+5 1/4593 104+03
/.433 3433/ 34++3 34305 343/3 343+ 343+5 343+/ 1/4593 104193
/5433 3433 34191 34303 3430 343+6 343+ 343+3 1/4593 10416
/6433 3433 341.. 343/ 3433 343+/ 343+3 34316 1/4593 10439+
Sumber : Hasil Perhitungan
* $
* 2
* 3
* 4
* -
* %
3/det/ 3/det 3/det
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Tabel 2.6. &er'itungan Hidrograf ebit anjir *an+angan engan !ala ,lang -5 Ta'un (etode Nakayasu)
T ,(t$)Hujan 0a 1 0aan ()
ase lo "
%3.5%6 $%.32 $$.4 .$-4 6.635 %.6-6
3433 34333 1/4593 1/4593
1433 34191 1+43/. 1/4593 +.46.
+433 14336 .4063 1.40+. 1/4593 9/469.
433 4../ +143. .34306 /+41+9 1/4593 /643/1
4.55 3.$$% $%.-55 -$.564 3-.727 27.-22 $4.65 32%.6$4
0433 +40+ 1/6416 64001 +543/ +140+9 164163 1/4593 +.64/13
.433 14550 1114901 +94396 +34/1+ 1.4+03 145++ 114990 1/4593 +164+16
5433 14+0/ 59413+ +340.3 1/4/+ 114/6+ 94.9. 64/50 1/4593 10640+9
6433 143/3 .0405. 1543/0 11490. 94016 6436 543+. 1/4593 149/9
9433 346.+ 0/4.+ 1/413 9491+ 54691 .4.. 046+0 1/4593 11405
13433 34510 /043.. 11451/ 64+15 .40/1 040+/ /46+9 1/4593 9.4.61
11433 3409+ 54.3 94511 .461+ 04/+ /4059 /433 1/4593 6+4.56
1+433 34//0 +643. 54+65 0411+ /43.9 4/5 433/ 1/4593 .0450
1433 346. +/405 .41 /4//1 40. +496. +4.13 1/4593 094303
1/433 34. +141.+ 04033 4606 435+ +409/ +4+.5 1/4593 04+/
10433 34+9+ 16460 /4559 40+ +4..9 +4+0/ 14953 1/4593 /64196
1.433 34+0 10495 /410+ +491+ +416 14906 14511 1/4593 /461/
15433 34++3 14655 4.35 +403 +431/ 14531 14/65 1/4593 /3433.
16433 34191 1+430. 41/ +4196 14503 14/56 14+9+ 1/4593 .4.96
19433 341.. 134/5/ +45+ 14913 140+3 14+6/ 141++ 1/4593 46+
+3433 341// 94133 +4.0 14.09 14+1 14110 34950 1/4593 14+.
+1433 341+0 5493. +4300 14//+ 141/6 349.9 346/5 1/4593 +9410.
++433 34139 .46.9 14560 14+0+ 34995 346/+ 345. 1/4593 +54+51
+433 34390 049.5 14001 14366 346.. 3451 34.9 1/4593 +04./
+/433 3436+ 04160 14/6 349/0 3450 34.0 34000 1/4593 +/4+11+0433 34351 /403/ 14151 346+1 34.0/ 3400+ 34/6 1/4593 ++4950
+.433 343.+ 491 14315 3451/ 340.6 34/63 34/19 1/4593 +14931
+5433 3430/ 4/33 3466/ 34.+3 34/9 34/15 34./ 1/4593 +349.6
+6433 343/5 +490/ 345.6 3409 34/+9 34.+ 341. 1/4593 +34105
+9433 343/1 +40.. 34..5 34/.6 345+ 3410 34+50 1/4593 194/0
3433 3430 +4++9 34059 34/3. 34+/ 34+5 34+9 1/4593 1646/1
1433 3431 1495 3403 340 34+61 34+5 34+36 1/4593 16413
+433 343+5 14.6 34/5 3435 34+// 34+3. 34163 1/4593 1546/6
433 343+ 14/.+ 3463 34+.5 34+1+ 34159 34105 1/4593 154//5
/433 343+3 14+53 343 34++ 3416/ 3410. 341. 1/4593 154396
0433 34315 1413/ 34+65 34+31 341.3 3410 34116 1/4593 1.4590
.433 34310 34909 34+/9 34150 3419 34116 3413 1/4593 1.40+
5433 3431 346 34+15 3410+ 341+1 3413+ 34369 1/4593 1.43/
6433 34311 345+/ 34166 341+ 34130 34369 34356 1/4593 1.41309433 34313 34.+9 341. 34110 34391 34355 343.5 1/4593 1049+
/3433 34339 340/. 341/+ 34133 34359 343.5 34309 1/4593 10456
/1433 34336 34/50 341+ 34365 343.9 34306 34301 1/4593 104.0+
/+433 34335 34/1+ 34135 34350 343.3 34301 343// 1/4593 10409
/433 3433. 3406 3439 343.0 3430+ 343// 3436 1/4593 104//1
//433 34330 3411 34361 34305 343/0 3436 343 1/4593 10400
/0433 3433/ 34+53 34353 343/9 3439 343 343+9 1/4593 104+61
/.433 3433/ 34+0 343.1 343/ 343/ 343+9 343+0 1/4593 104+15
/5433 3433 34+3/ 3430 3435 3433 343+0 343++ 1/4593 1041.1
/6433 3433 34155 343/. 343+ 343+. 343++ 34319 1/4593 10411+
Sumber : Hasil Perhitungan
* $
* 2
* 3
* 4
* -
* %
3/det/ 3/det 3/det
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Tabel 2.. &er'itungan Hidrograf ebit anjir *an+angan engan !ala ,lang 255 Ta'un (etode Nakayasu)
T ,(t$)Hujan 0a 1 0aan ()
ase lo "
62.%42 $7.77$ $3.24- $5.-44 7.54 6.673
3433 34333 1/4593 1/4593
1433 34191 14650 1/4593 +64..0
+433 14336 54+/ 19430 1/4593 1354309
433 4../ +..41/. .94155 /640+. 1/4593 964.9
4.55 3.$$% 22%.33- -7.72 4$.2%6 32.7-3 $4.65 364.564
0433 +40+ 153466 //4/3/ 141/9 +/4595 +349/3 1/4593 3.4916
.433 14550 1+649/6 401. +4011 164515 10463. 1461. 1/4593 +/94130
5433 14+0/ 91411 +4.6+ 1.4.1+ 14++0 1141.6 945.+ 1/4593 16340
6433 143/3 5040+ 194.+ 1455+ 1349./ 94+06 6439 1/4593 10+43/+
9433 346.+ .+4.1. 1.4+50 114/15 94369 54.50 .4539 1/4593 1+6405+
13433 34510 014939 14/9+ 94/.0 5400 .4. 040.+ 1/4593 1394110
11433 3409+ /43 114160 546/. .4+/. 04+50 /4.11 1/4593 9+4960
1+433 34//0 +4+9 649/ 04666 /4.65 4906 4/.3 1/4593 54/53
1433 346. +6430. 54+9+ 04110 /435+ 4/9 433. 1/4593 .04551
1/433 34. +/450 .40 /4/// 406 +4966 +4.1+ 1/4593 09436+
10433 34+9+ +1415. 0403/ 46.1 435/ +409. +4+.9 1/4593 04+53
1.433 34+0 16496 /456+ 40/ +4.53 +4+00 14951 1/4593 /64++1
15433 34++3 10496/ /4100 +491/ +4+3 14909 1451 1/4593 /460
16433 34191 14665 4.39 +40+ +431. 1453+ 14/66 1/4593 /343+/
19433 341.. 1+43.0 41. +4+33 14501 14/59 14+9 1/4593 .451
+3433 341// 134/6+ +45+/ 14911 140+1 14+60 141+ 1/4593 465
+1433 341+0 9413. +4.5 14..3 14++ 1411. 3495. 1/4593 146
++433 34139 5491+ +430. 14// 141/6 34953 346/6 1/4593 +941..
+433 34390 .465/ 14565 14+0 34996 346/ 345. 1/4593 +54+63
+/433 3436+ 0495+ 1400+ 14369 346.5 345+ 34./3 1/4593 +04./1+0433 34351 04166 14/9 349/. 3450 34.. 3400. 1/4593 +/4+16
+.433 343.+ /4035 1415+ 346++ 34.0/ 3400+ 34/6 1/4593 ++4961
+5433 3430/ 491. 14316 3451/ 340.6 34/63 34/+3 1/4593 +1493.
+6433 343/5 4/3+ 3466/ 34.+3 34/9/ 34/15 34.0 1/4593 +3495+
+9433 343/1 +490. 345.6 3409 34/+9 34.+ 3415 1/4593 +341.1
3433 3430 +40.6 34..5 34/.6 345 3410 34+50 1/4593 194/0.
1433 3431 +4+1 34063 34/35 34+/ 34+5 34+9 1/4593 1646//
+433 343+5 1496 3403/ 340 34+61 34+6 34+36 1/4593 1641+
433 343+ 14.6/ 34/6 3435 34+// 34+3. 34163 1/4593 154603
/433 343+3 14/. 3463 34+.5 34+1+ 34159 34105 1/4593 154//9
0433 34315 14+51 343 34++ 3416/ 3410. 341. 1/4593 154133
.433 34310 1413/ 34+65 34+31 341.3 3410 34116 1/4593 1.4595
5433 3431 34909 34+/9 34150 3419 34116 3413 1/4593 1.40
6433 34311 346/ 34+15 3410+ 341+1 3413+ 34369 1/4593 1.4309433 34313 345+/ 34166 341+ 34130 34369 34356 1/4593 1.413.
/3433 34339 34.+9 341./ 34110 34391 34355 343.5 1/4593 1049
/1433 34336 340/5 341/+ 34133 34359 343.5 34309 1/4593 10456
/+433 34335 34/50 341+ 34365 343.9 34306 34301 1/4593 104.0
/433 3433. 34/1 34135 34350 343.3 34301 343// 1/4593 1040/3
//433 34330 3406 3439 343.0 3430+ 343// 3436 1/4593 104//1
/0433 3433/ 3411 34361 34305 343/0 3436 343 1/4593 1040.
/.433 3433/ 34+51 34353 343/9 3439 343 343+9 1/4593 104+6+
/5433 3433 34+0 343.1 343/ 343/ 343+9 343+0 1/4593 104+15
/6433 3433 34+3/ 3430 3435 3433 343+0 343++ 1/4593 1041.1
Sumber : Hasil Perhitungan
* $
* 2
* 3
* 4
* -
* %
3/det/ 3/det 3/det
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Tabel 2.$5. &er'itungan Hidrograf ebit anjir *an+angan engan !ala ,lang $555 Ta'un (etode Nakayasu)
T ,(t$)Hujan 0a 1 0aan ()
ase lo "
$25.-25 3$.32% 2$.64 $6.44 $4.663 $2.$3
3433 34333 1/4593 1/4593
1433 34191 +43+3 1/4593 54613
+433 14336 1+14031 14061 1/4593 1.5465+
433 4../ //140.1 11/4551 634039 1/4593 .014.1
4.55 3.$$% 36-.-$5 6.%53 %7.4%% -4.-5% $4.65 %$5.76-
0433 +40+ +64/0 54.51 014.56 /141/1 /45/+ 1/4593 /994/05
.433 14550 +1495 004.35 94335 1430 +.4++ ++49++ 1/4593 /3409
5433 14+0/ 10141./ 94+91 +540.+ +149/+ 1640+9 1.419. 1/4593 +694/5/
6433 143/3 1+0410 +405+ ++46/9 164193 104.1 14/+5 1/4593 +/+403
9433 346.+ 13466. +5433+ 1649/1 104359 1+45/ 11411 1/4593 +340./
13433 34510 6.41++ ++460 10453+ 1+4031 13400. 94++5 1/4593 1514+6/
11433 3409+ 51490 164005 14315 134. 64501 54.03 1/4593 1//40+
1+433 34//0 04055 149+. 945.9 54555 .40.5 045/3 1/4593 11+41/0
1433 346. /.40/5 1+4399 64/65 .450. 04530 /4965 1/4593 99451
1/433 34. /34//3 134011 545 04653 /4905 /4 1/4593 664+5/
10433 34+9+ 041/ 941+ .4/3. 04133 /435 45./ 1/4593 564.+
1.433 34+0 340+/ 549/ 040.0 /4/1 45/1 4+53 1/4593 534+0.
15433 34++3 +.4019 .469 /460 46/9 4+01 +46/1 1/4593 .+4956
16433 34191 +439 04966 /4+31 4// +46+/ +4/.9 1/4593 0.4.00
19433 341.. +3431. 04+3 4.03 +4930 +4/0/ +41/0 1/4593 0141.+
+3433 341// 15493 /40+3 4151 +40+/ +41+ 146. 1/4593 /.493
+1433 341+0 104136 49+5 +4500 +419 1460+ 14.19 1/4593 /+4+//
++433 34139 141+. 4/1+ +49 14930 14.39 14/3. 1/4593 64./+
+433 34390 114/3/ +49./ +4359 14.00 1496 14+++ 1/4593 0401+
+/433 3436+ 94936 +4050 1463. 14/6 14+1/ 143.+ 1/4593 +459+0433 34351 64.36 +4+5 140.9 14+/9 14300 349++ 1/4593 34/1
+.433 343.+ 54/56 149// 14. 14360 34915 34631 1/4593 +6459
+5433 3430/ .4/95 14.69 14160 349/ 3459. 34.9. 1/4593 +.409.
+6433 343/5 04./0 14/.5 143+9 34619 34.9+ 34.30 1/4593 +043/5
+9433 343/1 /493/ 14+50 3469/ 3451+ 34.31 340+0 1/4593 +4531
3433 3430 /4+.1 14135 34555 34.16 340++ 34/0. 1/4593 ++40+
1433 3431 453+ 349.+ 34.50 3405 34/0/ 3495 1/4593 +1401.
+433 343+5 4+1. 346. 3406. 34/.5 349/ 34/0 1/4593 +34./
433 343+ +459/ 345+. 34039 34/3. 34/+ 34+99 1/4593 1946.5
/433 343+3 +4/+5 34.1 34// 340+ 34+96 34+.3 1/4593 194+31
0433 34315 +4139 340/6 3460 343. 34+06 34++. 1/4593 164.++
.433 34310 146+ 34/5. 34/ 34+.. 34++0 3419. 1/4593 164119
5433 3431 1409+ 34/1/ 34+93 34+1 34190 34151 1/4593 154.6+
6433 34311 146 3409 34+0+ 34+31 34153 341/6 1/4593 15439433 34313 14+31 341+ 34+19 3415/ 341/5 341+9 1/4593 1.495
/3433 34339 143// 34+51 34193 3410+ 341+6 3411+ 1/4593 1.4.65
/1433 34336 34935 34+. 341.0 341+ 34111 34395 1/4593 1.4/6
/+433 34335 34566 34+30 341// 3411/ 34395 3436/ 1/4593 1.4+++
/433 3433. 34.6/ 34156 341+0 34399 3436/ 3435 1/4593 1.43/
//433 34330 34090 34100 34136 3436. 3435 343./ 1/4593 104651
/0433 3433/ 34015 341/ 3439/ 34350 343. 34300 1/4593 1045+9
/.433 3433/ 34//9 34115 3436+ 343.0 34300 343/6 1/4593 104.3.
/5433 3433 3493 34131 34351 34305 343/6 343/+ 1/4593 104/99
/6433 3433 349 34366 343.+ 343/9 343/+ 343. 1/4593 104/3.
Sumber : Hasil Perhitungan
* $
* 2
* 3
* 4
* -
* %
3/det/ 3/det 3/det
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Tabel 2.$5. &er'itungan Hidrograf ebit anjir *an+angan engan !ala ,lang & (etode Nakayasu)
T ,(t$)Hujan 0a 1 0aan ()
ase lo "
$44.%24 36.-$ 2%.3% 25.2 $6.626 $-.4%
3433 34333 1/4593 1/4593
1433 34191 +54.+/ 1/4593 /+4/1/
+433 14336 1/0463+ 54695 1/4593 1964/69
433 4../ 0+9465 1545+0 9.4.11 1/4593 5564999
4.55 3.$$% 4-5.%$2 $$6.$24 72.$- %-.456 $4.65 635.52
0433 +40+ /341++ 664/30 .+431/ /94.9 /14.93 1/4593 09.491
.433 14550 +0.45+/ ..45+6 /.4636 54+./ 14/.6 +54035 1/4593 /614+69
5433 14+0/ 161495 /541/9 435/ +.43 ++4+0 194/. 1/4593 //4/13
6433 143/3 103456 9436. +54/16 +146+6 164/ 1.411+ 1/4593 +6643/0
9433 346.+ 1+/4../ +4/3 ++453 164390 104+61 1405 1/4593 +/1419
13433 34510 134/. +.46.+ 1646/ 104331 1+4..6 11435 1/4593 +3+406
11433 3409+ 604.5/ ++4+.6 104.+1 1+4/. 134031 94163 1/4593 1534/53
1+433 34//0 ./4+9+ 1.4511 1145++ 94+ 54661 .4669 1/4593 114.1.
1433 346. 00460. 1/4016 13416/ 64136 .46/5 04960 1/4593 11.4+66
1/433 34. /640+6 1+4.1 646/6 543// 049/6 04199 1/4593 13+4953
10433 34+9+ /+41.3 134906 54.65 .41+3 041.6 /4015 1/4593 914/31
1.433 34+0 .4.+9 940+1 .4.56 0415 /4/93 49+0 1/4593 614/9
15433 34++3 146+ 64+51 0463+ /4.19 4931 4/13 1/4593 5+4.1.
16433 34191 +54./5 5416. 043/1 /431 469 +49.+ 1/4593 .043+6
19433 341.. +/43+3 .4+/ /459 4/65 +49// +405/ 1/4593 064/5
+3433 341// +346.6 04/+/ 4630 43+9 +4006 +4+. 1/4593 0+4513
+1433 341+0 16413 /451+ 43. +4.+ +4+++ 149/ 1/4593 /5450
++433 34139 104501 /439/ +465+ +4+6. 1491 14.66 1/4593 /4/1+
+433 34390 14.60 4005 +4/90 1496. 14.55 14/.. 1/4593 94.05
+/433 3436+ 114669 4393 +41.6 145+. 14/05 14+5/ 1/4593 .49/+0433 34351 134+9 +4.60 1466 14/99 14+.. 14135 1/4593 4009
+.433 343.+ 6495/ +4 14.. 143 14133 349.+ 1/4593 14395
+5433 3430/ 5459. +43+. 14/++ 141+ 3490. 3460 1/4593 +64905
+6433 343/5 .455 145.1 14+0 3496 3463 345+. 1/4593 +54396
+9433 343/1 04660 1403 1435 3460/ 345+1 34.1 1/4593 +04/6
3433 3430 0411 14+9 349+ 345/+ 34.+5 340/6 1/4593 +/4363
1433 3431 /4//+ 14100 34613 34./0 340// 34/5. 1/4593 ++46.1
+433 343+5 4609 1433 3453/ 340.3 34/5 34/1 1/4593 +1463+
433 343+ 40 34651 34.11 34/65 34/11 3409 1/4593 +3466+
/433 343+3 +491 34505 3401 34/+ 3405 341+ 1/4593 +3436
0433 34315 +401 34.06 34/.1 34.5 3413 34+51 1/4593 19466
.433 34310 +4199 34051 34/31 3419 34+.9 34+. 1/4593 164560
5433 3431 14913 34/9. 34/6 34+55 34+/ 34+30 1/4593 164+.1
6433 34311 14.09 34/1 343 34+/1 34+3 34156 1/4593 1546309433 34313 14//+ 3450 34+. 34+39 34155 3410/ 1/4593 154/13
/3433 34339 14+0 34+. 34++6 3416+ 3410/ 341/ 1/4593 1543..
/1433 34336 14366 34+6 34196 34106 341 34115 1/4593 1.45.5
/+433 34335 349/0 34+/. 3415+ 3415 3411. 34131 1/4593 1.4036
/433 3433. 346+1 34+1 34103 34119 34131 34366 1/4593 1.4+6
//433 34330 3451/ 34160 3413 3413/ 34365 3435. 1/4593 1.4365
/0433 3433/ 34.+3 341.1 3411 34393 3435. 343.. 1/4593 104915
/.433 3433/ 3409 341/3 34396 34356 343.. 34306 1/4593 1045.9
/5433 3433 34/.6 341++ 34360 343.6 34305 34303 1/4593 104./3
/6433 3433 34/35 3413. 3435/ 34309 34303 343// 1/4593 1040+9
Sumber : Hasil Perhitungan
* $
* 2
* 3
* 4
* -
* %
3/det/ 3/det 3/det
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#itulasi &er'itungan Hidrograf ebit anjir *an+angan engan enggunakan e
8aktu
(ja) 2- t' -5 t' 255 t' $555 t' &
3433 1/4593 1/4593 1/4593 1/4593 1/4593
1433 +.4359 +.46. +64..0 54613 /+4/1/
+433 6946. 9/469. 1354309 1.5465+ 1964/69
433 +5413/ /643/1 964.9 .014.1 5564999
4.55 356.$$6 32%.6$4 5/435/ .134650 53439+
0433 +0+4/5. +.64/13 3.4916 /994/05 09.491
.433 +304/5 +164+16 +/94130 /3409 /614+69
5433 1/94/96 10640+9 16340 +694/5/ //4/13
6433 1+.4/. 149/9 10+43/+ +/+403 +6643/0
9433 1354.5 11405 1+6405+ +340./ +/1419
13433 9140. 9.4.61 1394110 1514+6/ +3+406
11433 564/1 6 +4.56 9 +4960 1//40+ 1534/53
1+433 .+40/ . 0450 5 4/53 11+41/0 114.1.
1433 0.4+53 094303 .04551 99451 11.4+661/433 0346+5 04+/ 09436+ 664+5/ 13+4953
10433 /.4399 /64196 04+53 564.+ 914/31
1.433 /14991 /461/ /64++1 534+0. 614/9
15433 64/++ /3433. /460 .+4956 5+4.1.
16433 04+1 .4.96 /343+/ 0.4.00 .043+6
19433 +4.+5 46+ .451 0141.+ 064/5
+3433 34+65 14+. 465 /.493 0+4513
+1433 +64+0/ +9410. 146 /+4+// /5450
++433 +.4/65 +54+51 +941.. 64./+ /4/1+
+433 +/490+ +04./ +54+63 0401+ 94.05
+/433 +4.19 +/4+11 +04./1 +459 .49/
+0433 ++4/.1 ++4950 +/4+16 34/1 4009
+.433 +14/0/ +14931 ++4961 +6459 14395
+5433 +34063 +349.6 +1493. +.409. +64905
+6433 1946+3 +34105 +3495+ +043/5 +54396
+9433 1941.3 194/0 +341.1 +4531 +04/6
3433 164065 1646/1 194/0. ++40+ +/4363
1433 164369 16413 1646// +1401. ++46.1
+433 154.0. 1546/6 1641+ +34./ +1463+
433 154+63 154//5 154603 1946.5 +3466+
/433 1.490 154396 154//9 194+31 +3436
0433 1.4..9 1.4590 154133 164.++ 19466
.433 1.4/+ 1.40+ 1.4595 164119 164560
5433 1.4+36 1.43/ 1.40 154.6+ 164+.1
6433 1.43++ 1.4130 1.430 1543 154630
9433 1046.1 1049+ 1.413. 1.495 154/13
/3433 1045+3 10456 1049 1.4.65 1543..
/1433 104096 104.0+ 10456 1.4/6 1.45.5
/+433 104/9+ 10409 104.0 1.4+++ 1.4036
/433 104/33 104//1 1040/3 1.43/ 1.4+6
//433 104+3 10400 104//1 104651 1.4365
/0433 104+03 104+61 1040. 1045+9 104915
/.433 104193 104+15 104+6+ 104.3. 1045.9
/5433 10416 1041.1 104+15 104/99 104./3
/6433 10439+ 10411+ 1041.1 104/3. 1040+9
" aksiu 326.$54 347.54$ 37.%3 %-$.%3$ 667.
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200
400
600
800
1000
Q ( m3/dt )
Hidrograf
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7#rh$tungan 7&t&ngan ?#!$ntang Sunga$ Bag$an Hu!u #asaran (B#t&n) 3431/
S!&"# (h2 L)
D#'$t R#n;ana +0
th
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Tabel -.$7 :nalisis &eren+anaan
Data *#n$s Sa!uran 7#ng#!a
B#ntu Sa!uran L$ngaran
L#'ar Sa!uran (m) /
D$am#t#r Sa!uran (m) / +
7anjang Sa!uran (m) 190
!#@as$ Hu!u 1
!#@as$ H$!$r +9
34313
34313
35411.5/.
Anga >#asaran (B#t&n) 3431/
7#rh$tungan
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!4 ?A *$ngg$ ?A ; A R C$
(m) (m) (m) (r&un%#%)
(1) (+) (3) (/) (0) (.)
046 /46 9406 1.4333 1.4333 340
. 0 9495 1.4333 1.4333 3405 . 1149. 1.4333 1.4333 340
6 5 149 1.4333 1.4333 340
9 6 10493 1.4333 1.4333 340
/3 9 15460 1.4333 1.4333 340
/1 13 19463 1.4333 1.4333 340
/+ 11 +145/ 1.4333 1.4333 340
/ 1+ +4.. 1.4333 1.4333 340
// 1 +0405 1.4333 1.4333 340
/0 1/ +54/. 1.4333 1.4333 340
/. 10 +94/ 1.4333 1.4333 340
/5 1. 14+1 1.4333 1.4333 340
/6 15 430 1.4333 1.4333 340
/9 16 /466 1.4333 1.4333 340
03 19 .4.9 1.4333 1.4333 340
01 +3 64/6 1.4333 1.4333 340
0+ +1 /34+. 1.4333 1.4333 340
0 ++ /+431 1.4333 1.4333 340
0/ + /45/ 1.4333 1.4333 340
00 +/ /04/. 1.4333 1.4333 3400. +0 /5410 1.4333 1.4333 340
05 +. /646+ 1.4333 1.4333 340
06 +5 034/. 1.4333 1.4333 340
09 +6 0+439 1.4333 1.4333 340
.3 +9 04.9 1.4333 1.4333 340
.1 3 004+5 1.4333 1.4333 340
.+ 1 0.46 1.4333 1.4333 340
( o ) (m+)
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Saluran &engelak
/46
@ F
(m2%#t$) N$!a$ >#t#rangan
(6) (9) (13) (11) (1+)
49+5 5460/ /4/+9 34665 su'r$t$s
040+3 ++436+ 1+40+6 1400 su"#rr$t$s.40+5 941./ +431. +415+ su"#rr$t$s
54+/ 054651 04/. +4..5 su"#rr$t$s
545.3 554.3+ /940+ 43.9 su"#rr$t$s
641.9 9643+0 .04399 4/31 su"#rr$t$s
64/9. 116496 6+430 4.59 su"#rr$t$s
645. 1/34+11 1334++5 491/ su"#rr$t$s
6496. 1.1450. 1194090 /411. su"#rr$t$s
@ F
(m2%#t$) N$!a$ >#t#rangan
(6) (9) (13) (11) (1+)
643.+ 1+6496. 1334++5 41+ su"#rr$t$s
9415. 16401 1/34351 /4+91 su"#rr$t$s
946 +304/6 1.14099 /4/// su"#rr$t$s
;
(m2%#t$) (m2%#t$)
;
(m2%#t$) (m2%#t$)
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C C& @
(g#s#an) (&ut!#t) (m2%#t$)
(5) (6) (9) (13)
3435/95 1 1.469 +.+4++6
3435/95 1 1.45/+ +.546..3435/95 1 16490 +9/410
3435/95 1 194695 1640/
3435/95 1 +14+59 /34/.0
3435/95 1 ++40.1 .3495+
3435/95 1 +4505 634111
3435/95 1 +/4659 96430.
3435/95 1 +049/ /1/49/1
3435/95 1 +.493 /3465
3435/95 1 +54651 //0496
3435/95 1 +645. /.34+3.
3435/95 1 +94.39 /5455
3435/95 1 34/11 /6.406+
3435/95 1 1415/ /96456.
3435/95 1 14699 01346.
3435/95 1 +4069 0+14/1.
3435/95 1 4+// 014939
3435/95 1 46.6 0/14693
3435/95 1 /4/.+ 001465
3435/95 1 043+. 0.34/+13435/95 1 040./ 0.9431.
3435/95 1 .435/ 0554191
3435/95 1 .40.3 06/49..
3435/95 1 543++ 09+406
3435/95 1 54/.+ 099460
3435/95 1 54659 .3.43.+
3435/95 1 64+50 .1+4/3.
(m2%#t$)
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(m)(1)
34
R#a"$tu!as$ 34..5
14333
!4 ?A *$ngg$ ?A j#n$s "#nga!$ran
14
(m) (m) 14..5
(1) (+) () (/) +4333
14333 34333 34333
'#'as
+4
+4333 14333 ++436+4333 +4333 054651
/4333 4333 9643+0
04333 /4333 1/34+11
.4333 04333 +.546.. trans$s$
54333 .4333 +9/410
t#rt#an
64333 54333 1640/
94333 64333 /34/.0
/34333 94333 .3495+
/14333 134333 634111
/+4333 114333 96430.
/4333 1+4333 /1/49/1
//4333 14333 /3465
/04333 1/4333 //0496
/.4333 104333 /.34+3.
/54333 1.4333 /5455
/64333 154333 /6.406+
/94333 164333 /96456.
034333 194333 01346.
014333 +34333 0+14/1.
0+4333 +14333 014939
04333 ++4333 0/14693
E;
(m2%#t$)
#
-
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0/4333 +4333 001465
004333 +/4333 0.34/+1
0.4333 +04333 0.9431.
054333 +.4333 0554191
064333 +54333 06/49..
094333 +64333 09+406.34333 +94333 099460
.14333 34333 .3.43.+
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A!$ran *#r
(m2%#t$)(1/) (10)
146361/1 4.15
+4005 134++9
41+ 16459
4.15 +649
/43// /34/0
/4/+9 0410
/456/ ..4961
@;
;
(m
2%#t$)
10
20
30
40
50
60
70
Reting Curve
$ev%&i Mu!% 'ir
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0 50 100 150 200 250 300 30
Debit (m3/eti!"
-
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#an
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
25/122
0 400
-
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26/122
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
27/122
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
28/122
0
0
2
4
6
8
10
12
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
29/122
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
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4 6 8 10 12
lengkung debit
$eng!ung ebit
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7#n#!usuran Banj$r L#at 7#ng#!a n t#r&&ngan =
D$%#sa$n %#ngan m#nggunaan 1 t#r&&ngan "#ng#!a D =
S >S/>t "
() ()
(1) (+) () (/) (0) (.)
143 3 3 3 34333 34333
+43 1 0033 0033 140+6 ++436+
43 + ++333 ++333 .4111 054651
/43 /9033 /9033 14503 9643+0
043 / 66333 66333 +/4/// 1/34+11
.43 0 15033 15033 6419/ +.546..
543 . 196333 196333 004333 +9/410
643 5 +.9033 +.9033 5/46.1 1640/
943 6 0+333 0+333 954556 /34/.0
/343 9 //0033 //0033 1+4503 .3495+
/143 13 003333 003333 10+4556 634111
/+43 11 ..0033 ..0033 16/46.1 96430.
/43 1+ 59+333 59+333 ++34333 /1/49/1
//43 1 9+9033 9+9033 +06419/ /3465
/043 1/ 1356333 1356333 +994/// //0496/.43 10 1+5033 1+5033 /4503 /.34+3.
/543 1. 1/36333 1/36333 914111 /5455
/643 15 1069033 1069033 //140+6 /6.406+
/943 16 156+333 156+333 /904333 /96456.
0343 19 1960033 1960033 00140+6 01346.
0143 +3 ++33333 ++33333 .114111 0+14/1.
0+43 +1 +/+0033 +/+0033 .54503 014939
043 ++ +..+333 +..+333 594/// 0/14693
0/43 + +939033 +939033 636419/ 0014650043 +/ 1.6333 1.6333 6634333 0.34/+1
0.43 +0 /5033 /5033 90/46.1 0.9431.
0543 +. 516333 516333 13+4556 0554191
0643 +5 /339033 /339033 1114503 06/49..
0943 +6 /1+333 /1+333 11954556 09+406
.343 +9 /.+0033 /.+0033 1+6/46.1 099460
.143 3 /903333 /903333 1504333 .3.43.+
Sum'#r 7#rh$tungan
14 Data /4+4 Data 04 (/)2 .33
4 Data .4 Data Out!& 7#ng#!a
*a'#! 04+6 F!&&% R&ut$ng >&ntr&! Sa!uran 7#ng#!a %#ngan 2-
t = 1 jam = .33 %#t$
(3) (3) (3/detik) (3/detik)
()n1
- ()n
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1
/
7#n#!usuran Banj$r +0 *ah"/2
&si &'iT
?nflo
y @ AS/At 1 "/2 B @ AS/At C "/2 (?)
(ja)
(5) (6) (9) ($) (2)
34333 34333 34333 3 1/4593
1143/1 -9401 1+40.9 1 +.4359
+6490 -++46+/ 043/5 + 6946.
/9431 -04+. .+45. +5413/
53413. -/04..1 9/4003 / 354115
149 -90459 15+41+6 0 +0+4/5.
1/54105 -9+4105 +3+4105 . +304/5
1094155 -6/41. +/436 5 1/94/96
1534++ -5+4/00 +.64313 6 1+.4/.
1634/6. -0.45. 3/4+. 9 1354.5
193430. -54+56 /+46 13 9140.
19943+6 -1/41.5 64669 11 564/1
+354/51 1+40+9 /+54/51 1+ .+40/
+104/5 /+4506 /54.1 1 0.4+53
+++49.9 5.4/5. 0++4/1 1/ 0346+5+3413 114./5 05460 10 /.4399
+.46.6 10/4+/ .+54963 1. /14991
+/4+91 1964+5 .6/4619 15 64/++
+/949 +/04.35 5//49 16 04+1
+00419 +9.40 63.45+1 19 +4.+5
+.34536 034/3 6514619 +3 34+65
+.0490/ /35459. 99453/ +1 +64+0/
+5349/0 /.64/99 1313493 ++ +.4/65
+504.9 0+4031 1364666 + +/490++634+11 0994569 11.34+11 +/ +4.19
+6/4036 .5340 1+94.9
+66409. 5//416+ 1+145/ Sum'#r 7#rh$tungan
+9+4/6 6+14+.5 1/3.4+ 14 Data
+9.4159 9314099 1/94905 +4 Data
+994.9 96041.9 106/400/ 4
3431 135149.9 1.56431
54 (.)2+64 (0)-(5)
94 (0)(5)
(3/detik) (3/detik) (3/detik) (3/det)
(+)n1
- (+)n2+
-
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nOutflo
'
-
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3 / 6 1+ 1. +3 +/
3
03
133
103
+33
+03
33
03
&enelusuran anjir elalui Teroongan
Out!&
+0 *ahun
In!&
,atu (jam)
D#'$t (m2%t)
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7#n#!usuran Banj$r L#at 7#ng#!a n t#r&&ngan =
D$%#sa$n %#ngan m#nggunaan 1 t#r&&ngan "#ng#!a D =
S >S/>t "
() ()
(1) (+) () (/) (0) (.)
143 3 3 3 34333 34333
+43 1 0033 0033 140+6 ++436+
43 + ++333 ++333 .4111 054651
/43 /9033 /9033 14503 9643+0
043 / 66333 66333 +/4/// 1/34+11
.43 0 15033 15033 6419/ +.546..
543 . 196333 196333 004333 +9/410
643 5 +.9033 +.9033 5/46.1 1640/
943 6 0+333 0+333 954556 /34/.0
/343 9 //0033 //0033 1+4503 .3495+
/143 13 003333 003333 10+4556 634111
/+43 11 ..0033 ..0033 16/46.1 96430.
/43 1+ 59+333 59+333 ++34333 /1/49/1
//43 1 9+9033 9+9033 +06419/ /3465
/043 1/ 1356333 1356333 +994/// //0496/.43 10 1+5033 1+5033 /4503 /.34+3.
/543 1. 1/36333 1/36333 914111 /5455
/643 15 1069033 1069033 //140+6 /6.406+
/943 16 156+333 156+333 /904333 /96456.
0343 19 1960033 1960033 00140+6 01346.
0143 +3 ++33333 ++33333 .114111 0+14/1.
0+43 +1 +/+0033 +/+0033 .54503 014939
043 ++ +..+333 +..+333 594/// 0/14693
0/43 + +939033 +939033 636419/ 0014650043 +/ 1.6333 1.6333 6634333 0.34/+1
0.43 +0 /5033 /5033 90/46.1 0.9431.
0543 +. 516333 516333 13+4556 0554191
0643 +5 /339033 /339033 1114503 06/49..
0943 +6 /1+333 /1+333 11954556 09+406
.343 +9 /.+0033 /.+0033 1+6/46.1 099460
.143 3 /903333 /903333 1504333 .3.43.+
Sum'#r 7#rh$tungan
14 Data /4+4 Data 04 (/)2 .33
4 Data .4 Data Out!& 7#ng#!a
*a'#! 04+6 F!&&% R&ut$ng >&ntr&! Sa!uran 7#ng#!a %#ngan 2-
t = 1 jam = .33 %#t$
(3) (3) (3/detik) (3/detik)
()n1
- ()n
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
37/122
1
/
7#n#!usuran Banj$r 03 *ahun"/2
&si &'iT
?nflo
y @ AS/At 1 "/2 B @ AS/At C "/2 (?)
(ja)
(5) (6) (9) ($) (2)
34333 34333 34333 3 1/4593
1143/1 -9401 1+40.9 1 +.46.
+6490 -++46+/ 043/5 + 9/469.
/9431 -04+. .+45. /643/1
53413. -/04..1 9/4003 / +.451/
149 -90459 15+41+6 0 +.64/13
1/54105 -9+4105 +3+4105 . +164+16
1094155 -6/41. +/436 5 10640+9
1534++ -5+4/00 +.64313 6 149/9
1634/6. -0.45. 3/4+. 9 11405
193430. -54+56 /+46 13 9.4.61
19943+6 -1/41.5 64669 11 6+4.56
+354/51 1+40+9 /+54/51 1+ .0450
+104/5 /+4506 /54.1 1 094303
+++49.9 5.4/5. 0++4/1 1/ 04+/+3413 114./5 05460 10 /64196
+.46.6 10/4+/ .+54963 1. /461/
+/4+91 1964+5 .6/4619 15 /3433.
+/949 +/04.35 5//49 16 .4.96
+00419 +9.40 63.45+1 19 46+
+.34536 034/3 6514619 +3 14+.
+.0490/ /35459. 99453/ +1 +9410.
+5349/0 /.64/99 1313493 ++ +54+51
+504.9 0+4031 1364666 + +04./+634+11 0994569 11.34+11 +/ +/4+11
+6/4036 .5340 1+94.9
+66409. 5//416+ 1+145/ Sum'#r 7#rh$tungan
+9+4/6 6+14+.5 1/3.4+ 14 Data
+9.4159 9314099 1/94905 +4 Data
+994.9 96041.9 106/400/ 4
3431 135149.9 1.56431
54 (.)2+64 (0)-(5)
94 (0)(5)
(3/detik) (3/detik) (3/detik) (3/det)
(+)n1
- (+)n2+
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
38/122
Outflo'
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
39/122
3 / 6 1+ 1. +3 +/
3
03
133
103
+33
+03
33
03
/33
&enelusuran anjir elalui Teroongan
Out!&
03 *ahun
In!&
,atu (jam)
D#'$t (m2%t)
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
40/122
Tabel -.$7 :nalisis &eren+anaan
Data *#n$s Sa!uran 7#ng#!a
B#ntu Sa!uran L$ngaran
L#'ar Sa!uran (m) /45
D$am#t#r Sa!uran (m) /45 +40
7anjang Sa!uran (m) 190
!#@as$ Hu!u 1
!#@as$ H$!$r +9
34313
34313
35411.5/.
Anga >#asaran (B#t&n) 3431/
7#rh$tungan
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
41/122
A!$ran *#an B#r!au J$a H 10D
!4 ?A *$ngg$ ?A ; A R C$
(m) (m) (m) (r&un%#%)
(1) (+) (3) (/) (0) (.)
.4./ 04./ 114+/ ++4393 164633 3405 . 1149. ++4393 164633 340
6 5 149 ++4393 164633 340
9 6 10493 ++4393 164633 340
/3 9 15460 ++4393 164633 340
/1 13 19463 ++4393 164633 340
/+ 11 +145/ ++4393 164633 340
/ 1+ +4.. ++4393 164633 340
// 1 +0405 ++4393 164633 340
/0 1/ +54/. ++4393 164633 340
/. 10 +94/ ++4393 164633 340
/5 1. 14+1 ++4393 164633 340
/6 15 430 ++4393 164633 340
/9 16 /466 ++4393 164633 340
03 19 .4.9 ++4393 164633 340
01 +3 64/6 ++4393 164633 340
0+ +1 /34+. ++4393 164633 340
0 ++ /+431 ++4393 164633 340
0/ + /45/ ++4393 164633 340
00 +/ /04/. ++4393 164633 3400. +0 /5410 ++4393 164633 340
05 +. /646+ ++4393 164633 340
06 +5 034/. ++4393 164633 340
09 +6 0+439 ++4393 164633 340
.3 +9 04.9 ++4393 164633 340
.1 3 004+5 ++4393 164633 340
( o ) (m+)
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
42/122
Saluran &engelak
++439
@ F
(m2%#t$) N$!a$ >#t#rangan
(6) (9) (13) (11) (1+)
/4335 94/15 04+30 34930 su'r$t$s
04511 +.46/+ 1/45+1 14..+ su"#rr$t$s.46+1 /64365 +543// +451 su"#rr$t$s
54.15 514096 /14.5 +4905 su"#rr$t$s
64++3 9.4065 064169 4/// su"#rr$t$s
64.90 1++4095 5.4/9+ 460 su"#rr$t$s
94359 1/94// 9.491 /4+31 su"#rr$t$s
949. 15.4./ 11545.5 /4033 su"#rr$t$s
94.. +3/4.0 1/340+/ /4509 su"#rr$t$s
94693 ++4/19 1./406/ /4960 su"#rr$t$s
@ F
(m2%#t$) N$!a$ >#t#rangan
(6) (9) (13) (11) (1+)
13415 +.64536 1954150 04+5 su"#rr$t$s
134+06 +694+5 +1.401 04. su"#rr$t$s
134/39 154960 +/4901 040++ su"#rr$t$s
1340/+ /.46/0 +5+4./ 04..0 su"#rr$t$s
;
(m2%#t$) (m2%#t$)
;
(m2%#t$) (m2%#t$)
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
43/122
C C& @
(g#s#an) (&ut!#t) (m2%#t$)
(5) (6) (9) (13)
343.333 1 15459/ 943.343.333 1 1645 /304653
343.333 1 19466. /94+50
343.333 1 +14+5. /.9496
343.333 1 ++40.0 /964/0.
343.333 1 +45.5 0+043+3
343.333 1 +/4690 0/949+3
343.333 1 +04900 054/.
343.333 1 +.4900 0904//.
343.333 1 +54931 .1.4/3
343.333 1 +64595 ..41+5
343.333 1 +94./. .0/4691
343.333 1 34/0 .5+453+
343.333 1 14+19 .694.+1
343.333 1 149/5 530453
343.333 1 +4.9 5+3499/
343.333 1 4+95 50409
343.333 1 49+/ 5/9450
343.333 1 /40+3 5.+406
343.333 1 0436. 55043.3343.333 1 04.+. 56.495+
343.333 1 .419 59643
343.333 1 .4.+. 6394356
343.333 1 54393 6194++
343.333 1 5401 6+943.3
343.333 1 54903 6641/
(m2%#t$)
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
44/122
(m)(1)
34
R#a"$tu!as$ 34..5
14333
!4 ?A *$ngg$ ?A j#n$s "#nga!$ran
14
(m) (m) 14..5
(1) (+) () (/) +4333
14333 34333 34333
'#'as
+4
+4333 14333 +.46/+4333 +4333 514096
/4333 4333 1++4095
04333 /4333 15.4./
.4333 04333 ++4/19 trans$s$
54333 .4333 /304653
t#rt#an
64333 54333 /94+50
94333 64333 /.9496
/34333 94333 /964/0.
/14333 134333 0+043+3
/+4333 114333 0/949+3
/4333 1+4333 054/.
//4333 14333 0904//.
/04333 1/4333 .1.4/3
/.4333 104333 ..41+5
/54333 1.4333 .0/4691
/64333 154333 .5+453+
/94333 164333 .694.+1
034333 194333 530453
014333 +34333 5+3499/
0+4333 +14333 50409
04333 ++4333 5/9450
E;
(m2%#t$)
#
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
45/122
0/4333 +4333 5.+406
004333 +/4333 55043.3
0.4333 +04333 56.495+
054333 +.4333 59643
064333 +54333 6394356
094333 +64333 6194++.34333 +94333 6+943.3
.14333 34333 6641/
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
46/122
A!$ran *#r
(m2%#t$)(1/) (10)
146361/1 /4+03
+4005 1+43+3
41+ ++4361
4.15 499.
/43// /54011
/4/+9 .+4/00
/456/ 56453
@;
;
(m
2%#t$)
10
20
30
40
50
60
70
Reting Curve
$ev%&i Mu!% 'ir
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
47/122
0 50 100 150 200 250 300 30
Debit (m3/eti!"
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
48/122
#an
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
49/122
0 400
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
50/122
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
51/122
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
52/122
0
0
2
4
6
8
10
12
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
53/122
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
54/122
4 6 8 10 12
lengkung debit
$eng!ung ebit
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
55/122
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
56/122
7#n#!usuran Banj$r L#at 7#ng#!a n t#r&&ngan =
D$%#sa$n %#ngan m#nggunaan 1 t#r&&ngan "#ng#!a D =
S >S/>t "
() ()
(1) (+) () (/) (0) (.)
143 3 3 3 34333 34333
+43 1 0033 0033 140+6 +.46/+
43 + ++333 ++333 .4111 514096
/43 /9033 /9033 14503 1++4095
043 / 66333 66333 +/4/// 15.4./
.43 0 15033 15033 6419/ ++4/19
543 . 196333 196333 004333 /304653
643 5 +.9033 +.9033 5/46.1 /94+50
943 6 0+333 0+333 954556 /.9496
/343 9 //0033 //0033 1+4503 /964/0.
/143 13 003333 003333 10+4556 0+043+3
/+43 11 ..0033 ..0033 16/46.1 0/949+3
/43 1+ 59+333 59+333 ++34333 054/.
//43 1 9+9033 9+9033 +06419/ 0904//.
/043 1/ 1356333 1356333 +994/// .1.4/3/.43 10 1+5033 1+5033 /4503 ..41+5
/543 1. 1/36333 1/36333 914111 .0/4691
/643 15 1069033 1069033 //140+6 .5+453+
/943 16 156+333 156+333 /904333 .694.+1
0343 19 1960033 1960033 00140+6 530453
0143 +3 ++33333 ++33333 .114111 5+3499/
0+43 +1 +/+0033 +/+0033 .54503 50409
043 ++ +..+333 +..+333 594/// 5/9450
0/43 + +939033 +939033 636419/ 5.+4060043 +/ 1.6333 1.6333 6634333 55043.3
0.43 +0 /5033 /5033 90/46.1 56.495+
0543 +. 516333 516333 13+4556 59643
0643 +5 /339033 /339033 1114503 6394356
0943 +6 /1+333 /1+333 11954556 6194++
.343 +9 /.+0033 /.+0033 1+6/46.1 6+943.3
.143 3 /903333 /903333 1504333 6641/
Sum'#r 7#rh$tungan
14 Data /4+4 Data 04 (/)2 .33
4 Data .4 Data Out!& 7#ng#!a
*a'#! 04+6 F!&&% R&ut$ng >&ntr&! Sa!uran 7#ng#!a %#ngan 2-
t = 1 jam = .33 %#t$
(3) (3) (3/detik) (3/detik)
()n1
- ()n
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
57/122
1
/
7#n#!usuran Banj$r +0 *ah"/2
&si &'iT
?nflo
y @ AS/At 1 "/2 B @ AS/At C "/2 (?)
(ja)
(5) (6) (9) ($) (2)
34333 34333 34333 3 1/4593
14/+1 -11469 1/49/9 1 +.4359
04599 -+94.66 /14913 + 6946.
.14+96 -/540/6 5043/6 +5413/
664++ -.4655 11+45.. / 354115
11.4+39 -564310 10/4/3/ 0 +0+4/5.
+3+490 -1/5490 +05490 . +304/5
+194.5 -1//455. +9/4/96 5 1/94/96
+/499+ -154+1/ +4553 6 1+.4/.
+/94++6 -1+04/56 5+4956 9 1354.5
+.+4013 -13945+ /104+66 13 9140.
+5/49.3 -934399 /0946+1 11 564/1
+6.4.5 -..4.5 03.4.5 1+ .+40/
+9545+ -940+9 0004916 1 0.4+53
364153 -645+. .354.1/ 1/ 0346+51643./ +04.6. ..1461/ 10 /.4399
+54//0 .4... 516400. 1. /14991
.401 1304155 5554659 15 64/++
//4613 1034193 694613 16 04+1
0+4601 1964.55 93/459 19 +4.+5
.34/95 +034.1/ 9514.36 +3 34+65
.545.9 304961 13/14019 +1 +64+0/
5/4.65 ./4505 111/41+ ++ +.4/65
614+.9 /+.49+. 11694/. + +/490+65403 /9+4/53 1+.5403 +/ +4.19
94/6. 0.1450 1/64/5
994101 .4.+. 1/149+9 Sum'#r 7#rh$tungan
/3/409 5394+11 10164+69 14 Data
/394..1 5664115 1.354/9 +4 Data
/1/403 65341 1.99491 4
/194105 90046/ 159/4105
54 (.)2+64 (0)-(5)
94 (0)(5)
(3/detik) (3/detik) (3/detik) (3/det)
(+)n1
- (+)n2+
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
58/122
nOutflo
'
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
59/122
3 / 6 1+ 1. +3 +/
3
03
133
103
+33
+03
33
03
/33
&enelusuran anjir elalui Teroongan
Out!&
+0 *ahun
In!&
,atu (jam)
D#'$t (m2%t)
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
60/122
Tabel -.$7 :nalisis &eren+anaan
Data *#n$s Sa!uran 7#ng#!a
B#ntu Sa!uran L$ngaran
L#'ar Sa!uran (m) 0
D$am#t#r Sa!uran (m) 0 +40
7anjang Sa!uran (m) 190
!#@as$ Hu!u 1
!#@as$ H$!$r +9
34313
34313
35411.5/.
Anga >#asaran (B#t&n) 3431/
7#rh$tungan
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
61/122
A!$ran *#an B#r!au J$a H 10D
!4 ?A *$ngg$ ?A ; A R C$
(m) (m) (m) (r&un%#%)
(1) (+) (3) (/) (0) (.)
5 . 1149. +04333 +34333 3406 5 149 +04333 +34333 340
9 6 10493 +04333 +34333 340
/3 9 15460 +04333 +34333 340
/1 13 19463 +04333 +34333 340
/+ 11 +145/ +04333 +34333 340
/ 1+ +4.. +04333 +34333 340
// 1 +0405 +04333 +34333 340
/0 1/ +54/. +04333 +34333 340
/. 10 +94/ +04333 +34333 340
/5 1. 14+1 +04333 +34333 340
/6 15 430 +04333 +34333 340
/9 16 /466 +04333 +34333 340
03 19 .4.9 +04333 +34333 340
01 +3 64/6 +04333 +34333 340
0+ +1 /34+. +04333 +34333 340
0 ++ /+431 +04333 +34333 340
0/ + /45/ +04333 +34333 340
00 +/ /04/. +04333 +34333 340
0. +0 /5410 +04333 +34333 34005 +. /646+ +04333 +34333 340
06 +5 034/. +04333 +34333 340
09 +6 0+439 +04333 +34333 340
.3 +9 04.9 +04333 +34333 340
.1 3 004+5 +04333 +34333 340
( o ) (m+)
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
62/122
Saluran &engelak
.
@ F
(m2%#t$) N$!a$ >#t#rangan
(6) (9) (13) (11) (1+)
/430 134369 0405 34911 su'r$t$s
04563 +6493+ 104..3 1453 su"#rr$t$s.49+9 0149.9 +64553 +4//5 su"#rr$t$s
545.3 554.3+ //4+9/ 43.9 su"#rr$t$s
649/ 13/49+5 .1493 4091 su"#rr$t$s
64690 14/+ 6145/ /43 su"#rr$t$s
943 1.+4595 13+40/ /4/11 su"#rr$t$s
94./3 19+4636 1+04+6/ /455 su"#rr$t$s
949+0 ++415 1/94/9/ 043+1 su"#rr$t$s
1341.9 +0/4+19 1504369 04+53 su"#rr$t$s
13463 +604/5 +314999 04/91 su"#rr$t$s
@ F
(m2%#t$) N$!a$ >#t#rangan
(6) (9) (13) (11) (1+)
1340./ 1.491+ +341.1 04.66 su"#rr$t$s
1345+. /64.33 +0940++ 046./ su"#rr$t$s
134653 634/./ +9343. .43+ su"#rr$t$s
;
(m2%#t$) (m2%#t$)
;
(m2%#t$) (m2%#t$)
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
63/122
C C& @
(g#s#an) (&ut!#t) (m2%#t$)
(5) (6) (9) (13)
34300+01 1 16409 /06496334300+01 1 194650 /9.4663
34300+01 1 +14+.9 01451/
34300+01 1 ++40.3 0./4330
34300+01 1 +45.0 09/41+9
34300+01 1 +/4690 .++4./
34300+01 1 +04905 ./649+/
34300+01 1 +.4909 .54959
34300+01 1 +54935 .954..0
34300+01 1 +6463/ 5+3439.
34300+01 1 +94.00 5/14.0
34300+01 1 34/.+ 5.1400/
34300+01 1 14++9 56345+
34300+01 1 14906 5964909
34300+01 1 +4.0+ 61.4+91
34300+01 1 411 6+4550
34300+01 1 496 6/64/05
34300+01 1 /400 6.450
34300+01 1 0413 65540.5
34300+01 1 04./ 69143.534300+01 1 .410. 934936
34300+01 1 .4./0 91.4119
34300+01 1 54139 9+545+9
34300+01 1 54001 9645./
34300+01 1 54953 9/94+01
(m2%#t$)
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
64/122
(m)(1)
34
R#a"$tu!as$ 34..5
14333
!4 ?A *$ngg$ ?A j#n$s "#nga!$ran
14
(m) (m) 14..5
(1) (+) () (/) +4333
14333 34333 34333
'#'as
+4
+4333 14333 +6493+4333 +4333 554.3+
/4333 4333 14/+
04333 /4333 19+4636
.4333 04333 +0/4+19 trans$s$
54333 .4333 /064963
t#rt#an
64333 54333 /9.4663
94333 64333 01451/
/34333 94333 0./4330
/14333 134333 09/41+9
/+4333 114333 .++4./
/4333 1+4333 ./649+/
//4333 14333 .54959
/04333 1/4333 .954..0
/.4333 104333 5+3439.
/54333 1.4333 5/14.0
/64333 154333 5.1400/
/94333 164333 56345+
034333 194333 5964909
014333 +34333 61.4+91
0+4333 +14333 6+4550
04333 ++4333 6/64/05
E;
(m2%#t$)
#
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
65/122
0/4333 +4333 6.450
004333 +/4333 65540.5
0.4333 +04333 69143.5
054333 +.4333 934936
064333 +54333 91.4119
094333 +64333 9+545+9.34333 +94333 9645./
.14333 34333 9/94+01
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
66/122
A!$ran *#r
(m2%#t$)(1/) (10)
146361/1 /40+1
+4005 1+4565
41+ +4/91
4.15 .41..
/43// 0340//
/4/+9 ..4//+
/456/ 645+.
@;
;
(m
2%#t$)
10
20
30
40
50
60
70
Reting Curve
$ev%&i Mu!% 'ir
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
67/122
0 50 100 150 200 250 300 30
Debit (m3/eti!"
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
68/122
#an
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
69/122
0 400
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
70/122
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
71/122
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
72/122
0
0
2
4
6
8
10
12
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
73/122
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
74/122
4 6 8 10 12
lengkung debit
$eng!ung ebit
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
75/122
-
8/17/2019 Perencanaan Konstruksi Bendungan Aji & Afif
76/122
7#n#!usuran Banj$r L#at 7#ng#!a n t#r&&ngan =
D$%#sa$n %#ngan m#nggunaan 1 t#r&&ngan "#ng#!a D =
S >S/>t "
() ()
(1) (+) () (/) (0) (.)
143 3 3 3 34333 34333
+43 1 0033 0033 140+6 +6493+
43 + ++333 ++333 .4111 554.3+
/43 /9033 /9033 14503 14/+
043 / 66333 66333 +/4/// 19+4636
.43 0 15033 15033 6419/ +0/4+19
543 . 196333 196333 004333 /064963
643 5 +.9033 +.9033 5/46.1 /9.4663
943 6 0+333 0+333 954556 01451/
/343 9 //0033 //0033 1+4503 0./4330
/143 13 003333 003333 10+4556 09/41+9
/+43 11 ..0033 ..0033 16/46.1 .++4./
/43 1+ 59+333 59+333 ++34333 ./649+/
//43 1 9+9033 9+9033 +06419/ .54959
/043 1/ 1356333 1356333 +994/// .954..0/.43 10 1+5033 1+5033 /4503 5+3439.
/543 1. 1/36333 1/36333 914111 5/14.0
/643 15 1069033 1069033 //140+6 5.1400/
/943 16 156+333 156+333 /904333 56345+
0343 19 1960033 1960033 00140+6 5964909
0143 +3 ++33333 ++33333 .114111 61.4+91
0+43 +1 +/+0033 +/+0033 .54503 6+4550
043 ++ +..+333 +..+333 594/// 6/64/05
0/43 + +939033 +939033 636419/ 6.4500043 +/ 1.6333 1.6333 6634333 65540.5
0.43 +0 /5033 /5033 90/46.1 69143.5
0543 +. 516333 516333 13+4556 934936
0643 +5 /339033 /339033 1114503 91.4119
0943 +6 /1+333 /1+333 11954556 9+545+9
.343 +9 /.+0033 /.+0033 1+6/46.1 9645./
.143 3 /903333 /903333 1504333 9/94+01
Sum'#r 7#rh$tungan
14 Data /4+4 Data 04 (/)2 .33
4 Data .4 Data Out!& 7#ng#!a
*a'#! 04+6 F!&&% R&ut$ng >&ntr&! Sa!uran 7#ng#!a %#ngan 2-
t = 1 jam = .33 %#t$
(3) (3) (3/detik) (3/detik)
()n1
- ()n
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1
/
7#n#!usuran Banj$r +0 *ah"/2
&si &'iT
?nflo
y @ AS/At 1 "/2 B @ AS/At C "/2 (?)
(ja)
(5) (6) (9) ($) (2)
34333 34333 34333 3 1/4593
1/4/01 -1+49+ 104959 1 +.4359
64631 -+4.93 //491+ + 6946.
..451. -0+49.. 634/.. +5413/
9.4/3/ -514909 1+346/6 / 354115
1+54113 -664910 1.043/ 0 +0+4/5.
++94/93 -15/4/93 +6/4/93 . +304/5
+/64//3 -154059 +431 5 1/94/96
+.04605 -1.64359 .4.0 6 1+.4/.
+6+433 -1064+0 /30450 9 1354.5
+9543.0 -1//4+65 //946/+ 13 9140.
11416+ -1+.4+1 /9.43/ 11 564/1
+/4/.+ -13/4/.+ 0//4/.+ 1+ .+40/
.4969 -564590 090416/ 1 0.4+53
/646 -/9466 ./64+55 1/ 0346+5.343/6 -1.4+96 534596 10 /.4399
534.6 +34/+6 5.1459/ 1. /14991
634555 .34501 6++430 15 64/++
934.. 13/4./ 6604.. 16 04+1
994/63 10+43/6 9014335 19 +4.+5
/3641/. +3+49.. 13194+05 +3 34+65
/1.466 +054.+ 1393416 +1 +64+0/
/+/4++6 104+1. 11.4.5 ++ +.4/65
/14.65 5.4035 1+9466+ + +/490+/6456 //14+15 116456 +/ +4.19
//040/ 0394+6 1/33490
/01490/ 06346+/ 1/6/45+ Sum'#r 7#rh$tungan
/064309 .004.91 10514639 14 Data
/.46./ 5491 1..14./+ +4 Data
/.946+ 6104/59 150/4+/ 4
/5/4.+0 933450 16/94.+0
54 (.)2+64 (0)-(5)
94 (0)(5)
(3/detik) (3/detik) (3/detik) (3/det)
(+)n1
- (+)n2+
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nOutflo
'
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3 / 6 1+ 1. +3 +/
3
03
133
103
+33
+03
33
03
/33
&enelusuran anjir elalui Teroongan
Out!&
+0 *ahun
In!&
,atu (jam)
D#'$t (m2%t)
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Tabel -.$ &er'itungan Eengkung !a#asitas 8aduk
No.
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(6) (7)
3 3
0033 0033
1.033 ++333
+5033 /9033
6033 66333
/9033 15033
.3033 196333
51033 +.9033
6+033 0+333
9033 //0033
13/033 003333
110033 ..0033
1+.033 59+333
15033 9+9033
1/6033 1356333
109033 1+5033153033 1/36333
161033 1069033
19+033 156+333
+3033 1960033
+1/033 ++33333
++0033 +/+0033
+.033 +..+333
+/5033 +939033
+06033 1.6333+.9033 /5033
+63033 516333
+91033 /339033
3+033 /1+333
1033 /.+0033
+/033 /903333
(.):t$ngg$ &ntur
Golue :ntar?nter=al !ontur
GolueTa#ungan
8aduk
(3) (3)
(5)n-1
(5)n
0 2000000 4000000 6000000 800000
30
40
50
60
70
80
(0
100
Lengku
Volu
Elevasi (m)
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10000000120000001400000016000000
g Kapasitas Waduk
)*$ume
t%m+ung%
n
e (juta m3)
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Data IN
Gs +4533ame o* $ate+ial
# 34003
Sr 34.33 tanah pondasi
K +.4033 core material
C 34533 t&n2m fine filter material
M (st&n#) +4133 t&n2m coarse filter material
,; 341++ random material
,s +4133 random rock material
, 34+05 rip-rap
343 grouting
M (#t) 146+ t&n2m pondasi alluvial
M (%rE) 1451 t&n2m
M (sat) +436 t&n2m IN 34133
ame o* $ate+ial /34333
Fs 14+33 tanah pondasi
core material
fine filter material
coarse filter material
random material
random rock material
rip-rap
grouting
pondasi alluvial
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T "#T# $#TE%I#L &L'E &T#ILIT Kondisi Kosong ondisi
stimation $et,oγsat γwet γdry K -uu Φuu -.u
ton/m0) ton/m0) ton/m0)(m/se)
Mohr !oulom" 2.10 2.05 2.00 0.0005 5,00 30,00 5,00
Mohr !oulom" 1.77 1.72 1.23 0.0000012 2,60 15,30 2,40
Mohr !oulom" 2.00 1.#5 1.75 0.001 0,00 35,00 0,00
Mohr !oulom" 2.10 1.#6 1.7$ 0.00$2$ 0,00 38,23 0,00
Mohr !oulom" 2.0# 1.#2 1.71 0.00523 0,70 26,50 0,42
Mohr !oulom" 2.13 1.#5 1.#0 1 0,00 41,20 0,00
Mohr !oulom" 2.32 2.10 1.92 1 0,00 40,00 0,00
Mohr !oulom" 2.10 2.05 2.00 0.00001 5,00 30,00 5,00
Mohr !oulom" 1.95 1.#0 1.65 0.00001 1,00 25,00 0,70
T "#T# $#TE%I#L &L'E &T#ILIT Kondisi Kosong ondisi
stimation $et,oγsat γwet γdry K -uu Φuu -.u
(kN/m0)(kN/m0)(kN/m0) (m/se)
%edrock 20.59 20.10 19.61 0.0005 $9.0$ 30.00 49.04
Mohr !oulom" 17.36 16.#7 12.06 0.0000012 25.50 15.30 23.54
Mohr !oulom" 19.61 1#.1$ 17.16 0.001 0.00 35.00 0.00
Mohr !oulom" 20.59 1#.2$ 17.06 0.00$2$ 0.00 3#.23 0.00
Mohr !oulom" 20.40 17.#5 16.77 0.00523 6.#6 26.50 4.12
Mohr !oulom" 20.89 1#.1$ 17.65 1 0.00 $1.20 0.00
Mohr !oulom" 22.75 20.59 1#.#3 1 0.00 $0.00 0.00
Mohr !oulom" 20.59 20.10 19.61 0.00001 $9.0$ 30.00 49.04
Mohr !oulom" 19.12 17.65 16.1# 0.00001 9.#1 25.00 6.86
ton/m1) ( o ) (ton/m1)
(ka) ( o ) (ka)
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uka #i
Φ'cu
30,00
17,50
35,00
38,23
3(,75
41,20
40,00
30,00
28,00
uka #iΦ'cu
30.00
17.50
35.00
38.23
39.75
41.20
40.00
30.00
28.00
( o )
( o )
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%endungan &tama
' ( 30 m
% ( #.19 m
!offerdam elevasi puncak cofferdam
)levasi M*% ( 3#.3957 m $0.$0
)levasi +asar ,ungai ( 31 m
inggi M*% ( 7.39571 m
inggi agaan ( 2 m
' ( 9.$0 m
% ( $.60 m
k ( 0.02
/ ( 1.92593
kemiringan 'ulu
1.1(
m - 0.03#519tan 26.5
1 0.03#519 m
1.1(
m - 0.03#5190.$99
1 0.03#519 m
2.21(
m - 0.03#519
1 0.03#519 m
2.206 0.0#5 m ( m - 0.039
2.2$5 ( 0.915 m
m ( 2.$5 2.50
1.1(
n - 0.02tan 26.5
1 0.02 n
1.1(
n - 0.020.$99
1 0.02 n
2.21(
n - 0.02
1 0.02 n
2.206 0.0$$13 n ( 1.000 n 0.020
2.1#6 ( 0.956 n
n ( 2 2.00
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&enentuan orasi 9aris e#resi &enyesuaian ruu
H = 949. m
= 1496 m α
= 54.00 m /.49
= 34090 m
% = 64+03 /41+/90
= /4+0/
= 64035 a
= 16439/
= +41+5
= (+E&x E&+)340
P = (E+ - E&+ )2+E& untuk Ione inti
Gar$s D#"r#s$
P
1 -+41+5 34333 1460
+ -+4395 34033 1466 E =
-+4339 14333 14951
/ -146.+ 14033 1/4116 x
0 -14.05 +4333 1/4+ -3513+3409+69
. -149+ +4033 1/4066 3
5 -143.9 4333 1/4911 1
6 -34.65 4033 104+9 +
9 -34+/. /4333 1045/ 13 34+0 /4033 1.4+ /
11 3460. 04333 1.46. 0
1+ 14.1/ 04033 15409/ .
1 +4.30 .4333 164060 5
1/ 495/ .4033 19490/ 6
10 .4330 54333 +14960 9
1. 64+09 54/33 +/4+9 13
11
.1/+3/1
.1/+3/1
.1/+3/1
.1/+3/1
94+0
h+ = 34+1+.60159
tg α
!1
!+ a ∆a
34!1 ∆a
a ∆a
3 ∆a
+3
3
+
34043
h+
h+
+
+4h+
3$0.0$5.050.0
Formasi G
!olum
n +
ereng
nti
!olum
n 4
Y (m)
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15
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L =
teoritis enurut assagrande L#r#ng B#
= 34/3
= 50433 C = 34 (gra$)
= 045/
= 343 349.09+06
$nt$ #%a"
= 145+ m
= /43+ m (t$ngg$ '$%ang s$nggung Eang m#!#at$ $nt$)
ebit *e
.1/+3/14359 Nd
QQQ Nf
1++6/36+4105 k
H
L
E q
3 Q
.1/+3/14356.06
.1/+3/+4356.06
.1/+3/4356.05
.1/+3//4356.05
.1/+3/04356.0. !eaanan
.1/+3/.4356.0. h
.1/+3/54356.00 L
.1/+3/64356.0/ e
.1/+3/94356.0 Gs
.1/+3034356.01 i
.1/+3014356.0
.1/+30+4356./6
(+0+34x 1065)12+
ic
ar#na i i
0.05.010.015.020.025.030.0.0
0
2
$
6
#
10
12
1$
16
1#
ris Depresi Cofferdam
X (m)
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.1/+3064356./
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6+450 h= 5490535./+
%ungan
P A$r
34333 34333 P %ar$ gam'ar
164633 94/33 /.4933 5490535.
+4/33 94/33 +64/33 5490535.
/.4933 34333 +/4+9 5490535. 16 .1/+309
.1/+3.3
P
104963 34333
164633 94/33
+4/33 94/33
+.4++3 34333
besan Tana' *ando ebit *ebesan Iona inti keda# J filter
= 6 Nd = 6
= Nf =
= 3433330+ m2%#t k = 343333/+/1 m2%#t
= 94/3 m H = 94/3 m
= /.493 m L = /.493 m
= 3433316/ m2%#t q = 343331/9 m2%#t
= 34336./+ m2%#t Q = 34335336 m2%#t
= 64./+ !t2%#t = 54336 !t2%#t
t&ta! = 104.01 !t2%#t
19
ter'ada# &i#ing
= 041/+ m
= /41+/90 m
= 34003 m
= +45 m
= 14+/5
= 4556
aman ; maa '#n%ungan aman t#rha%a" "$"$ng
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"ata2 (kN/
(d+2) (et)
4ona inti 12,06 16,87
4ona %andomTana, 20,4
s2a+at aman untuk kondisi tanpa gempa
5s 6 789
I+isanb # (inti) # (%andom Tana,)
(m) (m:) (m:)
7 1 3 ;
1 3,77 0,00 6,54
2 3,77 0,00 16,73
3 3,77 0,00 23,24
4 3,77 0,00 26,21
5 3,77 12,16 8,47
6 3,77 11,03 0,00
I+isanb , ,u
(m) (m) (m)
7 1 3 ;
1 3,77 5,(7 1,78
2 3,77 7,15 4,48
3 3,77 7,37 6,20
4 3,77 0,00 7,00
5 3,77 0,00 6,71
6 3,77 0,00 3,41
>*RANGAN
1 n&m&r $r$san '$%ang !un;ur (%ata) 6
+ !#'ar t$a" "$as (%ata) 9
!uas t$a" "$as T&na $nt$ (%ata) 13
/ !uas t$a" "$as T&na r&;$!! (%ata) 11
0 &h#$s$ mat#r$a! (%ata) 1+
. '#rat j#n$s #r$ng mat#r$a! $nt$ (%ata) 15 '#rat j#n$s mat#r$a! r&;$!! (%ata) 1/
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>*RANGAN
1 n&m&r $r$san '$%ang !un;ur (%ata)
+ !#'ar t$a" "$as (%ata)
t$ngg$ a$r %$atas t$m'unan (gam'ar)
/ t$ngg$ a$r "&r$ %$%a!am t$m'unan (gam'ar)
0 !uas 'asah t$a" "$as T&na $nt$ (%ata)
. !uas j#nuh t$a" "$as T&na $nt$ (%ata)
5 !uas t$a" "$as T&na r&;$!! (%ata)
6 !uas t$a" "$as '#'an a$r (%ata)
9 &h#$s$ mat#r$a! (%ata)
13 '#rat j#n$s j#nuh mat#r$a! $nt$ (%ata)
11 '#rat j#n$s 'asah mat#r$a! $nt$ (%ata)
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0)=
e
(sat) ate+
17,36 (,81 17,7 23,540,10
3(,75 4,21
Tabel 3.4- &er'itunga
> (inti) > (+ok*ill) W (inti) W (+ok?ll)
(kN/m) (kN/m)
9 @ A B C
4,21 12,06 20,40 0,00 133,42
4,21 12,06 20,40 0,00 341,2(
4,21 12,06 20,40 0,00 474,10
4,21 12,06 20,40 0,00 534,68
10,7( 12,06 20,40 146,65 172,7(
10,7( 12,06 20,40 133,02 0,00
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1+ '#rat j#n$s mat#r$a! r&;$!! (%ata) + +2+1
1 '#rat j#n$s a$r (%ata) +/ 16 x +3
1/ 0 x 11 +0 16 x +1
10 . x 13 +. ++ x +
1. 13 x 1 +5
15 6 x 1 +6 U+0 - +.V x +
16 1/ 10 1. 15 +9 9 x +
19 su%ut t$a" "$as (gam'ar) 3 +9 3
+3 s$n 19
+1 ;&s 19
++ / x 1
tan -
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Stabilitas Eereng etode ellenius !ondisi !osong
W (total) Dsin D os D
l T W sin D
(kN/m) (m) (kN/m)
7F 77 71 73 7; 79
133,42 .25 .0,42 0,(1 4,16 .56,38
341,2( .10 .0,17 0,(8 3,83 .5(,26
474,10 .4 .0,07 1,00 3,78 .33,07
534,68 18 0,31 0,(5 3,(6 165,23
31(,44 33 0,54 0,84 4,50 173,(8
133,02 52 0,7( 0,62 6,12 104,82
1C9837
Tabel 3.4% &er'itungan2sat (inti) >et (inti) > (+ok) > () Wet (inti) Wsat (inti)
(kN/m) (kN/m)
7F 77 71 73 7; 79
17,36 16,87 20,40 (,81 0,00 0,00
17,36 16,87 20,40 (,81 0,00 0,00
17,36 16,87 20,40 (,81 0,00 0,00
17,36 16,87 20,40 (,81 0,00 0,00
17,36 16,87 20,40 (,81 157,26 4(,25
17,36 16,87 20,40 (,81 57,64 132,27
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N W os Dtan H
N tan H - l 7B J 7C
(kN/m) (kN/m) (kN/m) (kN/m)
7@ 7A 7B 7C 1F
120,(2 0,83 100,56 17,51 118,08
336,11 0,83 27(,54 16,12 2(5,65
472,(4 0,83 3(3,34 15,(1 40(,25
508,51 0,83 422,(3 16,6( 43(,62
267,(0 0,32 85,50 48,51 134,01
81,(0 0,32 26,14 66,03 (2,16
7;BB8AA
tabilitas Eereng etode ellenius !ondisi SEW (+ok?ll) W (ate+) W (total) Dsin D
(kN/m) (kN/m) (kN/m)
7@ 7A 7B 7C 1F
133,32 154,67 287,(( .25 .0,42
341,35 (8,(0 440,25 .10 .0,17
474,03 43,13 517,16 .4 .0,07
504,14 2,08 506,22 18 0,31
112,36 0,00 318,87 33 0,54
0,00 0,00 18(,(1 52 0,7(
(G)
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F& 5,041 'm%n
os Du l T W sin D N W os D
(m) (kN/m) (kN/m)
17 11 13 1; 19
0,(1 17,50 4,16 .121,71 261,01
0,(8 43,(3 3,83 .76,45 433,57
1,00 60,84 3,78 .36,08 515,(0
0,(5 68,64 3,(6 156,43 481,45
0,84 65,86 4,50 173,67 267,43
0,62 33,45 6,12 14(,65 116,(2
1;9891
(kN/m0)
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! u ltan H
(N!) tan H - l 1C J 3F
(kN/m) (kN/m) (kN/m)
1@ 1A 1B 1C 3F
72,80 0,83 156,53 17,51 174,04
168,17 0,83 220,73 16,12 236,85
22(,(3 0,83 237,84 15,(1 253,75
272,0( 0,83 174,12 16,6( 1(0,81
2(6,07 0,32 .(,14 48,51 3(,36
204,68 0,32 .28,01 66,03 38,02
C318B3
(kN/m)
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F& 3,7(( 'm%n
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"ata2 (kN/m0)
(d+2) (et) (sat)
4ona inti 12,06 16,87 17,36
4ona %ok?ll 21,58
s2a+at aman untuk kondisi gempa
5s 6 781
I+isanb # (inti) # (+ok?ll)
(m) (m:) (m:)
7 1 3 ; 9
1 3,77 0,00 6,54 4,21
2 3,77 0,00 16,73 4,21
/ 3 3,77 0,00 23,24 4,21
4 3,77 0,00 26,21 4,21
5 3,77 12,16 8,47 23,54
6 3,77 11,03 0,00 23,54
I+isanb , ,u #et (inti)
(m) (m) (m) (m:)
7 1 3 ; 9
/ 1 3,77 5,(7 1,78 0,00
2 3,77 7,15 4,48 0,00
3 3,77 7,37 6,20 0,00
4 3,77 0,00 7,00 0,00
5 3,77 0,00 6,71 (,32
6 3,77 0,00 3,41 3,42
>*RANGAN
1 n&m&r $r$san '$%ang !un;ur (%ata) 6 x .
+ !#'ar t$a" "$as (%ata) 9 / x 5
!uas t$a" "$as T&na $nt$ (%ata) 13 6 9
/ !uas t$a" "$as T&na r&;$!! (%ata) 11 su%ut t$a" "$as (g
0 &h#$s$ mat#r$a! (%ata) 1+ s$n 11
. '#rat j#n$s #r$ng mat#r$a! $nt$ (%ata) 1 ;&s 11
5 '#rat j#n$s mat#r$a! r&;$!! (%ata) 1/ +21
>*RANGAN
(kN/m0)
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1 n&m&r $r$san '$%ang !un;ur (%ata) 1+
+ !#'ar t$a" "$as (%ata) 1
t$ngg$ a$r %$atas t$m'unan (gam'ar) 1/
/ t$ngg$ a$r "&r$ %$%a!am t$m'unan (gam'ar) 10
0 !uas 'asah t$a" "$as T&na $nt$ (%ata) 1.
. !uas j#nuh t$a" "$as T&na $nt$ (%ata) 15
5 !uas t$a" "$as T&na r&;$!! (%ata) 16
6 !uas t$a" "$as '#'an a$r (%ata) 19
9 &h#$s$ mat#r$a! (%ata) +3
13 '#rat j#n$s j#nuh mat#r$a! $nt$ (%ata) +1
11 '#rat j#n$s 'asah mat#r$a! $nt$ (%ata) ++
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=
eate+
(,81 17,7 23,540,10
3(,75 4,21
Tabel 3.42 &er'itungan Stabilitas Eereng eto
> (inti) > (+ok*ill) W (inti) W (+ok?ll) W (total) D
(kN/m) (kN/m) (kN/m)
@ A B C 7F 77
12,06 21,58 0,00 141,15 141,15 .25
12,06 21,58 0,00 361,07 361,07 .10
12,06 21,58 0,00 501,57 501,57 .4
12,06 21,58 0,00 565,66 565,66 18
12,06 21,58 146,65 182,80 32(,45 33
12,06 21,58 133,02 0,00 133,02 52
et (inti)
(m:) (m:) (m:)
@ A B C 7F 77
0,00 6,54 15,77 4,21 17,36 16,87
0,00 16,73 10,08 4,21 17,36 16,87
0,00 23,24 4,40 4,21 17,36 16,87
0,00 24,71 0,21 4,21 17,36 16,87
2,84 5,51 0,00 23,54 17,36 16,87
7,62 0,00 0,00 23,54 17,36 16,87
10 13 x 1+
1. 13 x 1
15 # x 1+
m'ar) 16
19 U1. - 15V x 16
+3 0 x 1/
+1 19 +3
(kN/m0)
(kN/m0) (kN/m0) (G)
(kN/m0) (kN/m0) (kN/m0)
tan -
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'#rat j#n$s mat#r$a! r&;$!! (%ata) + +2+1
'#rat j#n$s a$r (%ata) +/ 16 x +3
0 x 11 +0 16 x +1
. x 13 +. # x +3
13 x 1 +5 ++ x +
6 x 1 +6
1/ 10 1. 15 +9 U+0 - +. - +5V x +6
su%ut t$a" "$as (gam'ar) 3 9 x +
s$n 19 1 +9 3
;&s 19
/ x 1
tan -
-
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de ellenius !ondisi !osong dengan 9e#a
sin D os Dl T W sin D N W os D Ne eW sin D
(m) (kN/m) (kN/m) (kN/m)
71 73 7; 79 7@ 7A
.0,42 0,(1 4,16 .5(,65 127,(2 .5,(7
.0,17 0,(8 3,83 .62,70 355,58 .6,27
.0,07 1,00 3,78 .34,(( 500,34 .3,50
0,31 0,(5 3,(6 174,80 537,(8 17,48
0,54 0,84 4,50 17(,43 276,30 17,(4
0,7( 0,62 6,12 104,82 81,(0 10,48
3F78A1 7BBF8F1 3F87A
Tabel 3.43 &er'itungan Stabilitas Eereng etode e> (+ok) > () Wet (inti) Wsat (inti) W (+ok?ll) W (ate+)
(kN/m) (kN/m) (kN/m) (kN/m)
71 73 7; 79 7@ 7A
21,58 (,81 0,00 0,00 141,04 154,67
21,58 (,81 0,00 0,00 361,13 (8,(0
21,58 (,81 0,00 0,00 501,50 43,13
21,58 (,81 0,00 0,00 533,35 2,08
21,58 (,81 157,26 4(,25 118,87 0,00
21,58 (,81 57,64 132,27 0,00 0,00
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tan H(NNe) tan H - l 7C J 1F
(kN/m) (kN/m) (kN/m)
7B 7C 1F 17
0,83 111,35 17,51 128,87
0,83 300,(5 16,12 317,07
0,83 41(,04 15,(1 434,(5
0,83 432,8( 16,6( 44(,58
0,32 82,45 105,82 188,27
0,32 22,7( 144,03 166,82
7@B989@
lenius !ondisi SE dengan 9e#aW (total) Dsin D os D
u
(kN/m)
7B 7C 1F 17 11
2(5,71 .25 .0,42 0,(1 17,50
460,03 .10 .0,17 0,(8 43,(3
544,63 .4 .0,07 1,00 60,84
535,43 18 0,31 0,(5 68,64
325,38 33 0,54 0,84 65,86
18(,(1 52 0,7( 0,62 33,45
(G) (kN/m0)
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F& 2,888 'm%n
l T W sin D N W os D Ne eW sin D ! u l
(m) (kN/m) (kN/m) (kN/m)
13 1; 19 1@ 1A
4,16 .124,(7 268,01 .12,50 72,80
3,83 .7(,88 453,04 .7,(( 168,17
3,78 .37,(( 543,30 .3,80 22(,(3
3,(6 165,46 50(,23 16,55 272,0(
4,50 177,21 272,8( 17,72 2(6,07
6,12 14(,65 116,(2 14,(7 204,68
1;C8;A 17@383C 1;8C9
(kN/m)
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tan H(NNe!) tan H - l 1C J 3F
(kN/m) (kN/m) (kN/m)
1B 1C 3F 37
0,83 172,75 17,51 1(0,26
0,83 243,57 16,12 25(,6(
0,83 263,7( 15,(1 27(,70
0,83 183,46 16,6( 200,15
0,32 .13,06 105,82 (2,76
0,32 .32,78 144,03 111,25
77338B7
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F& 1,(75 'm%n
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