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136
Tugas Akhir
Perencanaan St rukt ur dan Rencana Anggaran Biaya Gedung Puskesmas 2 L ant ai
Bab 5 Perencanaan Plat
As yang timbul = 5. ¼ .
π . 10
2
= 392,5 mm
2
As …. ok Dipakai tulangan
∅ 10 – 200 mm
5.7. Penulangan tumpuan arah y
Mu = 458,212 kgm = 4,58 .10
6
Nmm Mn =
φ Mu
=
6 6
10 .
73 ,
5 8
, 10
. 58
, 4
= Nmm
Rn =
=
2
.d b
Mn 79
, 85
. 1000
10 .
73 ,
5
2 6
= Nmm
2
m = =
= 0,85.20
240 c
0,85.f fy
14,12 ρ
perlu
= ⎟
⎟ ⎠
⎞ ⎜
⎜ ⎝
⎛ −
− fy
Rn .
m 2
1 1
. m
1
= ⎟⎟
⎠ ⎞
⎜⎜ ⎝
⎛ −
− 240
79 ,
. 12
, 14
. 2
1 1
. 12
, 14
1 = 0,0033
ρ ρ
max
ρ ρ
min
, di pakai ρ
perlu
= 0,0033 As =
ρ
ada
. b . d = 0,0033 . 1000 . 85
= 280,5 mm
2
Digunakan tulangan ∅ 10
= ¼ . π . 10
2
= 78,5 mm
2
Jumlah tulangan =
= 5
, 78
5 ,
280 3,5 ~ 4 buah.
Jarak tulangan dalam 1 m
1
= 250
4 1000 =
mm Jarak maksimum
= 2 × h = 2 × 120 = 240 mm
commit to user
137
Tugas Akhir
Perencanaan St rukt ur dan Rencana Anggaran Biaya Gedung Puskesmas 2 L ant ai
Bab 5 Perencanaan Plat
As yang timbul = 4. ¼ .
π . 10
2
= 314 mm
2
As ….… ok Dipakai tulangan
∅ 10 – 200 mm
5.8. Rekapitulasi Tulangan
Dari perhitungan diatas diperoleh : Tulangan lapangan arah x
∅ 10 – 240 mm
Tulangan lapangan arah y
∅ 10 – 240 mm
Tulangan tumpuan arah x
∅ 10 – 200 mm
Tulangan tumpuan arah y
∅ 10 – 200 mm
commit to user
138
Tugas Akhir
Perencanaan St rukt ur dan Rencana Anggaran Biaya Gedung Puskesmas 2 L ant ai
Bab 5 Perencanaan Plat
Tabel 5.2. Penulangan Plat Lantai TIPE
PLAT Momen
Tulangan Lapangan Tulangan Tumpuan Mlx
kgm Mly
kgm Mtx
kgm Mty
kgm Arah x
mm Arah y
mm Arah x
mm Arah y
mm
328,697 167,922 -435,882 -282,251 ∅10–240
∅10–240 ∅10–200
∅10–200 321,552 121,494 -428,736 -278,678
∅10–240 ∅10–240
∅10–200 ∅10–200
246,523 182,213 -335,843 -271,533 ∅10–240
∅10–240 ∅10–200
∅10–200 200,077 132,194 -271,533 -203,650
∅10–240 ∅10–240
∅10–200 ∅10–200
135,766 153,630 -196,504 -214,368 ∅10–240
∅10–240 ∅10–200
∅10–200 128,620 128,620 -185,785 -185,785
∅10–240 ∅10–240
∅10–200 ∅10–200
474,289 289,397 -651,143 -458,212
∅10–240 ∅10–240
∅10–200 ∅10–200
490,367 281,358 -650,182 -458,212
∅10–240 ∅10–240
∅10–200 ∅10–200
401,940 305,474
-554,677 -458,212 ∅10–240
∅10–240 ∅10–200
∅10–200 314,406 175,067 -421,590 -282,251
∅10–240 ∅10–240
∅10–200 ∅10–200
289,397 289,397 -418,018 -418,018 ∅10–240
∅10–240 ∅10–200
∅10–200 200,077 132,194 -271,533 -203,650
∅10–240 ∅10–240
∅10–200 ∅10–200
401,940 305,474 -554,677 -458,212 ∅10–240
∅10–240 ∅10–200
∅10–200 24,116 17,641 -27,689
- ∅10–240
∅10–240 ∅10–200
∅10–200
A A’
B B’
C C’
D D’
E F
G H
I x
commit to user Tugas A khir
Perencanaan St rukt ur dan Rencana A nggaran Biaya Gedung Puskesmas 2 L ant ai
Bab 6 Perencanaan Balok A nak
139
50 30
300 50
500 500
500 400
500 500
500 200
200 200
200 Naik
Turun 20
20 20
30
A B
C D
E F
G H
C C
E 1
2 3
4
5 4
1 1
2
BAB 6 BALOK ANAK
