pile no. & column design
DESCRIPTION
llogaritja e pilotaveTRANSCRIPT
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Pile No. Calculation
Col Colm
Load Footing Load Dia of Pile No. of Pile No. of Pile
required ProvidedC1 74.58 82.038 18 0.760 1
C2 150.7 165.77 18 1.535 2
C3 177 194.7 18 1.803 2
C4 150.7 165.77 18 1.535 2
C5 74.58 82.038 18 0.760 1
C6 138.84 152.724 18 1.414 1
C7 299.96 329.956 18 3.055 3
C8 200 220 18 2.037 2
C9 299.96 329.956 18 3.055 3
C10 138.84 152.724 18 1.414 1C11 120 132 18 1.222 1
C12 120 132 18 1.222 1
C13 40 44 18 0.407 1
C14 40 44 18 0.407 1
C15 147.8 162.58 18 1.505 2
C16 289.4 318.34 18 2.948 3
C17 203.83 224.213 18 2.076 2
C18 203.83 224.213 18 2.076 2
C19 289.4 318.34 18 2.948 3
C20 147.8 162.58 18 1.505 2C21 77.46 85.206 18 0.789 1
C22 141.29 155.419 18 1.439 1
C23 143.9 158.29 18 1.466 1
C24 143.9 158.29 18 1.466 1
C25 141.29 155.419 18 1.439 1
C26 77.46 85.206 18 0.789 1
Total= 42
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Column Design:
Method: WSD
f'c=
fy=
Column Load (P) = 120 kip fs=
la= 10 in.
lb = 15 in.
Ag = 150 in
Pg= 95.625 kip
Ps= 24.375
As= 1.19 3.854364 no's 16mm
ps = 0.0080
Tie Design :
Smax 10 in # 5
12 in # 6
14 in # 7
16 in # 8
18 in # 9
20 in # 10
Smax 18 in
Smax least dimen 10 in
Selected S in
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3 ksi
60 ksi
24 ksi
dia
16mm 20mm As
6 12 7.14
For spirally reinforced column
# 3 bar up to #10 S= 3 in (By ACI code) nor be less than 1 in
Longitudinal bar=Nor less than 3/8" dia bar
d
d
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f'c 2.5
fy 60
Assume of column section
reduction factor fc'(ksi) fy(ksi)
0.56 2.5 60
for tie column
As 7.48
roh 2.99
reduction factor fc'(ksi) fy(ksi)
0.6375 2.5 60
for tie column
Pu = 0.85x 0.75xPn
Pu = 0.85x 0.75x(0.85fc'(Ag-As)
RESULT
Design ( Tie
RESULT
Design ( Spir
Design for
Engr. Md. Kowsur Hasan
B.Sc. In Civil (
DUET ) MIEB-20655
Phone: 01914-119855
COLUMN DESI
METHOD= US
AXIALLY LOADMaterials Prope
Formula of column
Pn= 0.85fc'(Ag-As) + Asfy
Design for
Pu = 0.8x 0.7xPn
Pu = 0.8x 0.7x(0.85fc'(Ag-As) +
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As 12.86
roh 4.10
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ksi
ksi
b(in) d(in) Ag( s in Pu(Kip) As(sin) roh (%)
10 25 250 540 7.48 2.99
in x in
% OK
b(in) d(in) Ag( s in Pu(Kip) As(sin) roh (%)
15 20 314 900 12.86 4.10
+ Asfy)
column)
l column)
mula
N
D
ED ties
design
mula
Asfy)
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in x in OK
%