04.05.2013 Views

BAB III - Universitas Gunadarma

BAB III - Universitas Gunadarma

BAB III - Universitas Gunadarma

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

P = 0,85.f '.a.b + A '.f - A .f<br />

nb c s y s y Ya Tidak<br />

fs' > fy Ø.Pnb = 0,65.Pnb Kolom hancur diawali<br />

beton di daerah tekan<br />

Pn<br />

G<br />

600<br />

c = . d<br />

600 + f<br />

y<br />

a = β . c<br />

0,<br />

003(<br />

c − 70)<br />

ε s ' =<br />

c<br />

Pemeriksaan kekuatan penampang<br />

f y<br />

m =<br />

0, 85.<br />

fc<br />

'<br />

⎧<br />

⎪<br />

⎨<br />

⎪⎩<br />

Memeriksa tegangan<br />

pada tulangan tekan<br />

Pn<br />

a =<br />

0,<br />

85.<br />

fc<br />

'. b<br />

a<br />

c =<br />

β<br />

1<br />

0,<br />

003 c − 70<br />

fs<br />

' = Es<br />

.<br />

c<br />

1<br />

f s '= Es<br />

. ε s '<br />

Ya Tidak<br />

Ø.Pnb > Pu 2<br />

h − 2e<br />

h − 2e<br />

d '<br />

= 0, 85.<br />

fc<br />

. b.<br />

d +<br />

+ 2.<br />

m.<br />

ρ 1 −<br />

2d<br />

2d<br />

d<br />

⎛<br />

⎜<br />

⎝<br />

f s ' > f y<br />

Ya<br />

Selesai<br />

⎞<br />

⎟<br />

⎠<br />

( )<br />

Tidak<br />

Flowchart Perencanaan Penulangan Kolom Pendek<br />

Kolom hancur diawali<br />

luluhnya tulangan tarik<br />

⎛<br />

. ⎜<br />

⎝<br />

⎫<br />

⎞⎪<br />

⎟⎬<br />

⎠⎪⎭<br />

Redesign<br />

penampang<br />

dan tulangan<br />

24

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!