BESI PLAT LANTAI ATAP +12.5

1. BAWAH VERTIKALa) (1’)-(2)= 8 baris

=8 x (518+2hak4cm)=8 x (526cm)=4 batang 12m (sisa 4 batang 148 cm) digunakan 2+2

b) (3)-(7) = 2x4x 29 baris=232x (178+2hak4cm)=232x 186cm=17 sisa 4c +1 sisa 3d +26 sisa 4d (sisa 26 batang 142 cm)+ 10 batang besi 12m

c) (7’)-(7) = 14 baris=14x (1560+2hak 4cm+40D)=14x1608cm =19 batang besi 12m (sisa 1 batang 400 cm) digunakan 1

d) (7’)-(8) = 14 baris=14x (1037+2hak 4cm)=14x1045cm= 14 batang besi 12m (sisa 14 batang 155 cm) digunakan 14

2. BAWAH HORIZONTALa) (1’)-(2)= 52 baris

=52 x (161+2hak4cm)=52 x (169cm)= 8 batang besi 12m (sisa 1 batang 693 cm) digunakan 1

b) (3)-(7) = 9x2 baris=18x (2413+2hak4cm+2x40D)=18x 2501cm=36 batang besi 12m + sisa 1c + sisa 1d

c) (7’)-(7) = 32 baris=32x (309+2hak4cm)=32x 317cm= 10 batang besi 12m + sisa 2a

d) (7)-(8’) = 32 baris=32x (678+2hak4cm)=32x 686cm=32 batang besi 12m(sisa 32 batang 514 cm) digunakan 32

e) (7)-(8) = 32 baris=32x (643+2hak4cm)=32x 651cm=32 batang besi 12m(sisa 32 batang 549 cm) digunakan 16+2+14

3. ATAS VERTIKALa) (1’)-( 2)= 16 baris

=16 x (518+2hak8cm)=16 x (534cm)=sisa 2e16 batang 549 cm

b) (3)-(7) = 2x4x 29 baris=232x (178+2hak8cm)=232x 194cm= sisa 2d 32 batang 514 cm + 28 batang besi 12m

c) (8)-(7) = 29 x 3 baris=87x (153+2hak 8cm)=87x169cm=26 sisa 4d + 9 sisa 4c

d) (7)-(8) = 29x2+5 baris=63x (250+2hak 8cm)=63x266cm= sisa 2e 14 batang 549 cm +16 sisa 4e +1 sisa 4d (sisa 1 batang 248)

e) (7’)-(7) = 29 x 2 baris=58x (134+2hak 8cm)=58x150cm= 20 sisa 4d (sisa 1 batang 364 cm) digunakan 1

4. ATAS HORIZONTALa) (1’)-(2)= 52 baris

=52 x (161+2hak8cm)=52 x (177cm)=16 sisa 4e+4 sisa 4c

b) (3)-(7) = 9x2 baris=18x (2413+2hak8cm+2x40D)=18x 2509cm=36 batang besi 12m + 2sisa 1a+ 2sisa 4c+ 1sisa3e + 2sisa 2e

c) (7’)-(7) = 48 baris=32x (309+2hak8cm)=32x 325cm= 1sisa 2e (sisa 32 batang 224 cm) digunakan 2+9+4+17

d) (7)-(8’) = 47 baris=47x (678+2hak8cm)=47x 686cm=47 batang besi 12m(sisa 47 batang 514 cm) digunakan 20+1+26

e) (7)-(8) = 48 baris=32x (643+2hak8cm)=32x 651cm=32 batang besi 12m(sisa 32 batang 549 cm) digunakan 16+16

TOTAL BESI PLAT LANTAI ATAP

= 4+10+19+14+8+36+10+32+32+28+36+47+32

= 308 BATANG BESI D10

+ KAWAT BENDRAT 25 KG