Question

Design the T-section beam then design the circular-spiral column on A accordingly. (A is on the hinge)

Given: f'c=28 MPa fy=420 MPa

Wo 40 kN/m and WL 15 kN/m 2.5 m

Answer 1

pesan o a7-section beam:- 0 fir-28 MPa Beaoing As, It etemdud bearm thickeney8-450 mm euve 20 1 1 00 O Adopt "D=750 mm bear. G+0、45=4.45m ngろ 、i, Certre to Contre Nouo De s ''s( 40 t 35) 82,5 kn/

utlimat ome utimate shea九Force 2 , 2-7.5m -2 2-75 mm Since Mu Mu ad 九 ith b or dem ensin )「-I스노 Ast) o0) 22 75 7bbx28

Providlesnm dia ama 22 vnmdia bw d 300 к 70D buy d 드 205-12y 206 KN CA

Provide a apacinel b, ,Domm at ends to ISo mm at centre Chick dor eoChrol oo Ast 2275 x 7DO ow 225 03 No.al. (늠),. . (s),aac rkt *k.rk, ㄥ

#8-100111 2275 700 3 S0 300 2#25 2# 22 Span (6.45m) -Etfedive s n T-Beam R ein forcement Deta

Besiivepa As 'A is a ingport et Moment Colwmm2e7o a Carca Dcin For the h/hole apon Beai Deian oad P 1000N Now, 3 0o Column desiand as, short Column n → Miimuum eccexntriaty 300 3DO 500 500 -Hence Ta tormula in Code tor ax. Compressed Coluumn Cam be ed axialy

Date. Longctudional in forcament nle to丁s:45C clause 39.4 La 3 2G 6 84 2. c-no's 다 12.mnng So, provide Heia ein for casrent CSpirals) Area ok, Core Volume Cove

ube 8mm dia helicod spirls at a pitch P'm the Volunme helical spiral Pe mebie hs iven n s 尸 mn clause 394 s:456) Fro Vns r33361 xI03 37560 83 420 But, as P 九callse 26. 5.3.2(d) P< 1 5 mm or (Gore dia/ Spiral t

Reinorament details #gSpimL Tat pitch G#12. clear Lover 40mm 300 Clear Cover 40mm Rein torcement n エーHelically T.irdorcem 2 Colum rn