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Visit Abqconsultants.comThis program Designs andOptimises Continous RCC BeamsWritten and programmed byA B [email protected]@gmail.com99590102109959010212
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Job No. :
Verified by :
Project :
Subject : Description :
Ec = Mpa
Iz = mm4
k11 = 25 Mpa B= 450 mm
Floor Level: Section f y = 410 Mpa D= 600 mm
Beam No. : dia= 20 mm cover 50 mm beta1 = 0.85
deff 550 mm beta2 = 0.9
LOAD DATA c1/d' = 0.428571
Own Wt. Kn/m 1.00
Slab Right Kn/m stirrups 0.75
Slab Left Kn/m D 1.416
Wall Wt. Kn/m Bottom 0.336
Total Wd Kn/m Reinf.
WL Kn/m Beam Sec.
Wu Kn/m B
U = 1.5 1.5 * LL
Wu= Kn/m Wu= Kn/m Wu= Kn/m
L= m L= m L= m
LOAD DIAG.
5 Φ Φ Φ Φ 5 Φ Φ Φ Φ 5 Φ Φ Φ Φ 5 Φ Φ Φ Φ
8 Φ Φ Φ Φ 8 Φ Φ Φ Φ 8 Φ Φ Φ Φ 8 Φ Φ Φ Φ 8 Φ Φ Φ Φ 8 Φ Φ Φ Φ
2 Leg 2 Leg 2 Leg 2 Leg 2 Leg 2 Leg
175 c/c 175 c/c 175 c/c 175 c/c 175 c/c 175 c/c
ok ok ok ok ok ok
ok ok ok ok ok ok
ok ok ok ok ok ok
ok ok ok ok ok ok
ok ok ok ok ok ok
dl
= L / 2494 < L / 360 ok
dl+ll
= L / 2200 < L / 240 ok
42.9038.22
-191.8
rll (service)
Prepared by : Date : Sheet :
Cont'd :
Date : Revision Notes :
Calculation Sheet
T2
SPAN 1 SPAN 2 SPAN 3 Top Reinf. cmax=
CALCULATION
23500
Roof
8100000000
Design of Continous RCC Beam as per ACI 318-95.
0.00 0.00 0.00 rho max % =
0.00 0.00 0.00 rho min % =
6.48 6.48 9.60 lambda =
16.00 16.00 16.00 phi shear
38.22 38.22 42.90
* DL +
38.22
22.48 22.48 25.60
3.00 3.00 3.00
7.000 7.000 7.200
Bending
Moment
End Supp Middle Penultimate Middle Interior Middle Interior
Support bay +ve Support -ve bay +ve Support -ve bay +ve Support -ve
-0.083 -0.083 0.063 -0.083
LL coeff 0.000 0.100 -0.111 -0.111 0.083
DL coeff 0.000 0.083 -0.100 -0.100 0.063
-0.111 -0.111 0.083 -0.111
Mu - kn.m 0.0 159.7 -189.7 -189.7 121.6 -162.2 -191.8 143.9
-189.7 -191.8 -191.8
c 41.002 49.012 30.975 49.572 36.801 49.572
0.295 0.397
As reqd mm2 832 972 832 983 832 983
rho 0.328 0.393 0.248 0.397
16 16 16
As prov mm2 1005 1005 1005 1005 1005
Reinf5 Φ Φ Φ Φ 5 Φ Φ Φ Φ
16 16 16
1005
ok ok ok ok ok ok
DL coeff 0.400 0.600 0.550 0.500 0.500 0.500
Shear
0.600
Vdl-kn (ser) 62.9 94.4 86.5 78.7 89.6 71.7
LL coeff 0.450 0.600 0.600 0.600 0.600
9.5
Vu-kn 108.6 160.5 148.7 136.9 153.3 121.7
Vll-kn (ser) 9.5 12.6 12.6 12.6 12.6
144.8
Vc - kn 205.5 205.5 205.5 205.5 205.5 205.5
Vn = Vu/ Ø 144.8 214.0 198.3 182.6 204.4
-60.7
Provide
asv(mm2) 100.5 100.5 100.5 100.5 100.5 100.5
Vbar prov -60.7 8.5 -7.2 -23.0 -1.1
64
max spc 275 275 275 275 275 275
asv(min) 64 64 64 64 64
825.0
Vcbarcap 129.5 129.5 129.5 129.5 129.5 129.5
Vcbarmax 825.0 825.0 825.0 825.0 825.0
284.8
Max
Deflection(mm) =
0.440 l from
A or E =
2.807 reaction (kn) 1 2 3 4
rdl(service) 62.94
Total-cap 284.8 284.8 284.8 284.8 284.8
total 72.39 206.16 193.48 81.13
Prep By : A B Quadri- Abq Consultants - 9959010210 - [email protected]/2 Royal Residency, Besides Amba talkies, Mehdipatnam , Hyderabad-500028-www.abqconsultants.com
180.96 168.28 71.68
3.182 9.45 25.20 25.20 9.45
1 2 3 4
Visit Abqconsultants.com
This program Designs and
Optimises RCC Continous Beams.
Written and programmed by
:-
A B Quadri
www.abqconsultants.com
9959010210
9959010211
