BAB III - Universitas Gunadarma
BAB III - Universitas Gunadarma
BAB III - Universitas Gunadarma
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5.3. Analisa Plat Lantai<br />
y =<br />
f y<br />
0,<br />
8 +<br />
1500<br />
36 + 9.<br />
β<br />
l<br />
l<br />
n1<br />
n 2<br />
( l )<br />
e<br />
n<br />
Tidak<br />
Sistem plat<br />
dua arah<br />
= l<br />
= l<br />
1<br />
β =<br />
2<br />
− 2<br />
− 2<br />
l<br />
l<br />
n1<br />
n2<br />
> h f ><br />
( d )<br />
( d )<br />
( h − h f ) bw<br />
b = 2 +<br />
f y<br />
0 , 8 +<br />
1500<br />
36<br />
Mulai<br />
l y<br />
> 2<br />
lx<br />
( l )<br />
( be<br />
× h ) [ 1<br />
f h f ( h − h f ) ] + [ bw<br />
( h − h f ) ] 1<br />
2<br />
2 ( h − h f )<br />
( b × h ) + [ b ( h − h ) ]<br />
e<br />
f<br />
3 2 Ib = 1/12.be .hf + be .hf .y1 + 1/3.bw (y1-1/2 hf ) 3 + 1/3.bw .y3 I = 1/12.b .h 3 + be .h .y 2 + 1/12(h-hf ) b e f f 1<br />
3 + b (h-h )[y-1/2(h-h )] w f f 2<br />
D<br />
w<br />
h f , bw<br />
, h,<br />
d ',<br />
l 1, l 2 , f y , f c '<br />
f<br />
n<br />
Ya<br />
Sistem plat<br />
satu arah<br />
F<br />
18
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