Civil Engineering - UPSC Civil Service Exam Questions - Discussion

Discussion Forum : UPSC Civil Service Exam Questions - Section 26 (Q.No. 18)
18.
A T-beam roof section has the following particulars :
Thickness of slab 100 mm
Width of rib 300 mm
Depth of beam 500 mm
Centre to centre distance of beams 3.0 m
Effective span of beams 6.0 m
Distance between points of contraflexure is 3.60 m.
The effective width of flange of the beam is
3000 mm
1900 mm
1600 mm
1500 mm
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
5 comments Page 1 of 1.

Henna Shaji said:   6 years ago
(3.6)/6+0.3+6*0.1=1.5m.
>>1500mm.
(1)

Lalit Pathade said:   6 years ago
bw = width of rib = 300mm.
Lo= distance between point of zero bending moment or Distance between points of Contraflexture = 3600mm.
Df - Thickness of slab=100mm.
Bf = Lo/6 + 6Df + Be.
Bf=(3600/6) +6(100) +(300).
Bf=1600mm.
(1)

Vijay said:   6 years ago
Lo = 3600mm.
Be = 300mm.
Df = 500mm.

Bf = Lo/6 + 6Df + Be.
Bf = 3900mm.

Monika said:   7 years ago
Lo= 3.60 * 1000 mm,
Bw= 300 mm,
Df= 100 mm,
Be= Lo/6 + 6Df + Be = 1500 mm.
(1)

Manjunath said:   8 years ago
Bf = Bw+(0.2*Le)
Bf = Breadth of flange.
Bw = Breadth of the web.
Le = effective span of the beam.
(1)

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