1.1 Beam design.xls

	A	B	C	D	E	F	G	H	I
1	Project	XXX				Design of Beam
2		XXX				Designed by		Date	Page
3	Client	XXX				XXX
4		XXX				Checked		Revision	Job No
5	Strl. Consultant	XXX				XXX		-	XXX
6	Ref	Calculations
7		Beam No.	B1
8		Material
9		fy =	415	N/mm2
10		fck =	20	N/mm2
11		Section
12		Cover =	25	mm
13		Width =	200	mm
14		Depth =	600	mm
15		d =	567	mm
16		Bending Moment
17			Mu =	225	kN-m
18
19			Mu,lim =	177.46	kN-m
20
21			Mu/bd2 =	3.50	N/mm2
22
23		Mu,lim/bd2 =		2.76	N/mm2
24
25			pt,lim =	0.96	%
26
27			d'/d =	0.10
28
29			fcc =	8.92	N/mm2
30			fsc =	353	N/mm2
31
32		To find area of steel required
33			pt,reqd. =	1.183	%		TENSION REINFORCEMENT
34			Ast,reqd. =	1341.19	mm2
35
36			Y12	12	Nos
37			Y16	7	Nos
38			Y20	5	Nos
39			Y25	3	Nos
40			Y32	2	Nos
41		Provide	Y25	3	Nos
42			pt,reqd. =	1.30	%
43			Ast,prov. =	1473	mm2
44
45			pc =	0.239	%		COMPRESSION REINFORCEMENT
46			Asc =	270.74	mm2
47
48			Y12	3	Nos
49			Y16	2	Nos
50			Y20	1	Nos
51			Y25	1	Nos
52			Y32	1	Nos
53		Provide	Y12	3	Nos
54
55		Shear reinforcement
56
57		Shear Force Vu =			150	kN
58
59		Shear stress =			1.32	N/mm2
60
61		BEAM SECTION IS OK
62
63		for		pt =	1.299	%
64
65				β=	1.788
66
67		Design shear strength = ζc =			0.68	N/mm2
68
69		Shear capacity of concrete =			81.87	kN
70
71		Shear carried by stirrups = Vus			68.13	kN
72
73		Spacing of 2L stirrups
74			Y8	300
75			Y10	450
76			Y12	675
77		Provide	2L-Y8@	300mm c/c
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