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7/29/2019 6 Pile Group
1/29
AVANT GARDE
Project :Ram Nagar Chinni Mills - Boiler foundation
ANALYSIS OF 6 PILE GROUP
Column Grid: F3
Load Combination : DL + LL + Self WeightColumn size = 1050 x 1050 Axis:
Design Data :Y(dn) X
Sum Column Load Z500 P2
p1
Unit KN-m P3Fy 3197.5 3197.5 4000 3000 P4Fz 0.8 0.8Mx 0.72 0.72 P5 P6Fx 5.7 5.7 500Mz 5.13 5.13 500 1500 500
2500
Unit Weight of soil gs 16.00 kN/m3
Length of Pile Cap l 2.50 m
Width of Pile Cap b 4.00 m
Depth of Pile Cap Dpc 1.00 m
No of Piles n 6Nos.
Area of pedestal Apeach 1.10 m
Total area of pedestal Ap 1.10 m2
Capacity of pile
Vertical Ppv 550 kN
Lateral Ppp 55 kN
Pullout Pph 300 kN
Increment Factor for Wind loads Fincw 1 Increment for current load case
Increment Factor for Seismic forces Fincs 1 finc = 1
Calculations :
Vertical Loads
Area of Pile Cap Apc l * b 10 m2
Apcnett = (Apc-Ap) 8.90 m
Soil Weight Wsoil (df-dpc) *gs * Apcnett 199.30 kN
Self Weight of Pile Cap Wswpc Apc * Dpc * 25 250 kN
Total SW 449.30 kN
Vertical Load Pv SFy + SW 3646.80 kN
175319119.xls.ms_office ANALYSIS 1
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Pile Forces
PV = Pv / n + Mx/ z* n + Mz / x n
Sl No Pile x z Pv / n Fp
Desig (m) (m) (kN) (kN)1 P1 -0.75 -1.50 531.7 531.657
2 P2 0.75 -1.50 533.9 533.937
3 P3 -0.75 0.00 531.8 531.777
4 P4 0.75 0.00 534.1 534.057
5 P5 -0.75 1.50 531.9 531.897
6 P6 0.75 1.50 534.2 534.177
SFp 3197.5
Sx2 3.375 Max 534.18 kN
Sz2 9.0 Min 531.66 kN
Check for Compressive Force
Pile group efficency for For Six pile Ge = 1.00
Max force in Pile = 534.2 kN Safe
Permissible Compressive Force Finc * Ppv * Ge = 550 kN
Check for Lateral Force
SHx 5.7 kNSHz 0.8 kN
Resultant H sqrt( SHx2 + SHy2) 5.76 kNLateral Force per Pile H / n 0.96 kN Safe
Permissible Lateral force Finc * Pph * Ge = 55.0 kN
Check for Pull Out
Since all Piles are in Compression,Pull Out Check is Not necessary
Minimum compressive force 531.66 kN Safe
Permissible Tensile Force Finc * Ppp 300 kN
175319119.xls.ms_office ANALYSIS 2
7/29/2019 6 Pile Group
3/29
AVANT GARDE
Project :Ram Nagar Chinni Mills - Boiler foundation
ANALYSIS OF 6 PILE GROUP
Column Grid: F3
Load Combination : DL + LL + Self Weight + Wind Load/sl(case 1)Column size = 1050 x 1050 Axis:
Design Data :Y(dn) X
Sum Column Load Z500 P2
p1
Unit KN-m P3Fy 2733.8 2733.8 4000 3000 P4Fz 0.8 0.8Mx 0.72 0.72 P5 P6Fx 91.3 91.3 500Mz 82.17 82.17 500 1500 500
2500
Unit Weight of soil gs 16.00 kN/m3
Length of Pile Cap l 2.50 m
Width of Pile Cap b 4.00 m
Depth of Pile Cap Dpc 1.00 m
No of Piles n 6Nos.
Area of pedestal Apeach 1.10 m
Total area of pedestal Ap 1.10 m2
Capacity of pile
Vertical Ppv 550 kN
Lateral Ppp 55 kN
Pullout Pph 300 kN
Increment Factor for Wind loads Fincw 1.25 Increment for current load case
Increment Factor for Seismic forces Fincs 1.25 finc = 1.25
Calculations :
Vertical Loads
Area of Pile Cap Apc l * b 10 m2
Apcnett = (Apc-Ap) 8.90 m
Soil Weight Wsoil (df-dpc) *gs * Apcnett 199.30 kN
Self Weight of Pile Cap Wswpc Apc * Dpc * 25 250 kN
Total SW 449.30 kN
Vertical Load Pv SFy + SW 3183.10 kN
175319119.xls.ms_office ANALYSIS 3
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Pile Forces
PV = Pv / n + Mx/ z* n + Mz / x n
Sl No Pile x z Pv / n Fp
Desig (m) (m) (kN) (kN)1 P1 -0.75 -1.50 437.3 437.253
2 P2 0.75 -1.50 473.8 473.773
3 P3 -0.75 0.00 437.4 437.373
4 P4 0.75 0.00 473.9 473.893
5 P5 -0.75 1.50 437.5 437.493
6 P6 0.75 1.50 474 474.013
SFp 2733.8
Sx2 3.375 Max 474.01 kN
Sz2 9.0 Min 437.25 kN
Check for Compressive Force
Pile group efficency for For Six pile Ge = 1.00
Max force in Pile = 474.0 kN Safe
Permissible Compressive Force Finc * Ppv * Ge = 687.5 kN
Check for Lateral Force
SHx 91.3 kNSHz 0.8 kN
Resultant H sqrt( SHx2 + SHy2) 91.30 kNLateral Force per Pile H / n 15.22 kN Safe
Permissible Lateral force Finc * Pph * Ge = 68.8 kN
Check for Pull Out
Since all Piles are in Compression,Pull Out Check is Not necessary
Minimum compressive force 437.25 kN Safe
Permissible Tensile Force Finc * Ppp 375 kN
175319119.xls.ms_office ANALYSIS 4
7/29/2019 6 Pile Group
5/29
AVANT GARDE
Project :Ram Nagar Chinni Mills - Boiler foundation
ANALYSIS OF 6 PILE GROUP
Column Grid: F3
Load Combination : DL + LL + Self Weight + Wind Load/sl(case 2)Column size = 1050 x 1050 Axis:
Design Data :Y(dn) X
Sum Column Load Z500 P2
p1
Unit KN-m P3Fy 3429.7 3429.7 4000 3000 P4Fz 4.7 4.7Mx 4.23 4.23 P5 P6Fx 5.7 5.7 500Mz 5.13 5.13 500 1500 500
2500
Unit Weight of soil gs 16.00 kN/m3
Length of Pile Cap l 2.50 m
Width of Pile Cap b 4.00 m
Depth of Pile Cap Dpc 1.00 m
No of Piles n 6Nos.
Area of pedestal Apeach 1.10 m
Total area of pedestal Ap 1.10 m2
Capacity of pile
Vertical Ppv 550 kN
Lateral Ppp 55 kN
Pullout Pph 300 kN
Increment Factor for Wind loads Fincw 1.25 Increment for current load case
Increment Factor for Seismic forces Fincs 1.25 finc = 1.25
Calculations :
Vertical Loads
Area of Pile Cap Apc l * b 10 m2
Apcnett = (Apc-Ap) 8.90 m
Soil Weight Wsoil (df-dpc) *gs * Apcnett 199.30 kN
Self Weight of Pile Cap Wswpc Apc * Dpc * 25 250 kN
Total SW 449.30 kN
Vertical Load Pv SFy + SW 3879.00 kN
175319119.xls.ms_office ANALYSIS 5
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Pile Forces
PV = Pv / n + Mx/ z* n + Mz / x n
Sl No Pile x z Pv / n Fp
Desig (m) (m) (kN) (kN)1 P1 -0.75 -1.50 569.8 569.772
2 P2 0.75 -1.50 572.1 572.052
3 P3 -0.75 0.00 570.5 570.477
4 P4 0.75 0.00 572.8 572.757
5 P5 -0.75 1.50 571.2 571.182
6 P6 0.75 1.50 573.5 573.462
SFp 3429.7
Sx2 3.375 Max 573.46 kN
Sz2 9.0 Min 569.77 kN
Check for Compressive Force
Pile group efficency for For Six pile Ge = 1.00
Max force in Pile = 573.5 kN Safe
Permissible Compressive Force Finc * Ppv * Ge = 687.5 kN
Check for Lateral Force
SHx 5.7 kNSHz 4.7 kN
Resultant H sqrt( SHx2 + SHy2) 7.39 kNLateral Force per Pile H / n 1.23 kN Safe
Permissible Lateral force Finc * Pph * Ge = 68.8 kN
Check for Pull Out
Since all Piles are in Compression,Pull Out Check is Not necessary
Minimum compressive force 569.77 kN Safe
Permissible Tensile Force Finc * Ppp 375 kN
175319119.xls.ms_office ANALYSIS 6
7/29/2019 6 Pile Group
7/29
AVANT GARDE
Project :Ram Nagar Chinni Mills - Boiler foundation
ANALYSIS OF 6 PILE GROUP
Column Grid: H3
Load Combination : DL + LL + Self WeightColumn size = 1050 x 1050 Axis:
Design Data :Y(dn) X
Sum Column Load Z500 P2
p1
Unit KN-m P3Fy 3271.4 3271.4 4000 3000 P4Fz 2.6 2.6Mx 2.34 2.34 P5 P6Fx 0.7 0.7 500Mz 0.63 0.63 500 1500 500
2500
Unit Weight of soil gs 16.00 kN/m3
Length of Pile Cap l 2.50 m
Width of Pile Cap b 4.00 m
Depth of Pile Cap Dpc 1.00 m
No of Piles n 6Nos.
Area of pedestal Apeach 1.10 m
Total area of pedestal Ap 1.10 m2
Capacity of pile
Vertical Ppv 550 kN
Lateral Ppp 55 kN
Pullout Pph 300 kN
Increment Factor for Wind loads Fincw 1 Increment for current load case
Increment Factor for Seismic forces Fincs 1 finc = 1
Calculations :
Vertical Loads
Area of Pile Cap Apc l * b 10 m2
Apcnett = (Apc-Ap) 8.90 m
Soil Weight Wsoil (df-dpc) *gs * Apcnett 199.30 kN
Self Weight of Pile Cap Wswpc Apc * Dpc * 25 250 kN
Total SW 449.30 kN
Vertical Load Pv SFy + SW 3720.70 kN
175319119.xls.ms_office ANALYSIS 7
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Pile Forces
PV = Pv / n + Mx/ z* n + Mz / x n
Sl No Pile x z Pv / n Fp
Desig (m) (m) (kN) (kN)1 P1 -0.75 -1.50 544.7 544.703
2 P2 0.75 -1.50 545 544.983
3 P3 -0.75 0.00 545.1 545.093
4 P4 0.75 0.00 545.4 545.373
5 P5 -0.75 1.50 545.5 545.483
6 P6 0.75 1.50 545.8 545.763
SFp 3271.4
Sx2 3.375 Max 545.76 kN
Sz2 9.0 Min 544.7 kN
Check for Compressive Force
Pile group efficency for For Six pile Ge = 1.00
Max force in Pile = 545.8 kN Safe
Permissible Compressive Force Finc * Ppv * Ge = 550 kN
Check for Lateral Force
SHx 0.7 kNSHz 2.6 kN
Resultant H sqrt( SHx2 + SHy2) 2.69 kNLateral Force per Pile H / n 0.45 kN Safe
Permissible Lateral force Finc * Pph * Ge = 55.0 kN
Check for Pull Out
Since all Piles are in Compression,Pull Out Check is Not necessary
Minimum compressive force 544.70 kN Safe
Permissible Tensile Force Finc * Ppp 300 kN
175319119.xls.ms_office ANALYSIS 8
7/29/2019 6 Pile Group
9/29
AVANT GARDE
Project :Ram Nagar Chinni Mills - Boiler foundation
ANALYSIS OF 6 PILE GROUP
Column Grid: H3
Load Combination : DL + LL + Self Weight +WL /SL(CASE 1)Column size = 1050 x 1050 Axis:
Design Data :Y(dn) X
Sum Column Load Z500 P2
p1
Unit KN-m P3Fy 2966.5 2966.5 4000 3000 P4Fz 2.6 2.6Mx 2.34 2.34 P5 P6Fx 38.1 38.1 500Mz 34.29 34.29 500 1500 500
2500
Unit Weight of soil gs 16.00 kN/m3
Length of Pile Cap l 2.50 m
Width of Pile Cap b 4.00 m
Depth of Pile Cap Dpc 1.00 m
No of Piles n 6Nos.
Area of pedestal Apeach 1.10 m
Total area of pedestal Ap 1.10 m2
Capacity of pile
Vertical Ppv 550 kN
Lateral Ppp 55 kN
Pullout Pph 300 kN
Increment Factor for Wind loads Fincw 1.25 Increment for current load case
Increment Factor for Seismic forces Fincs 1.25 finc = 1.25
Calculations :
Vertical Loads
Area of Pile Cap Apc l * b 10 m2
Apcnett = (Apc-Ap) 8.90 m
Soil Weight Wsoil (df-dpc) *gs * Apcnett 199.30 kN
Self Weight of Pile Cap Wswpc Apc * Dpc * 25 250 kN
Total SW 449.30 kN
Vertical Load Pv SFy + SW 3415.80 kN
175319119.xls.ms_office ANALYSIS 9
7/29/2019 6 Pile Group
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Pile Forces
PV = Pv / n + Mx/ z* n + Mz / x n
Sl No Pile x z Pv / n Fp
Desig (m) (m) (kN) (kN)1 P1 -0.75 -1.50 486.4 486.407
2 P2 0.75 -1.50 501.6 501.647
3 P3 -0.75 0.00 486.8 486.797
4 P4 0.75 0.00 502 502.037
5 P5 -0.75 1.50 487.2 487.187
6 P6 0.75 1.50 502.4 502.427
SFp 2966.5
Sx2 3.375 Max 502.43 kN
Sz2 9.0 Min 486.41 kN
Check for Compressive Force
Pile group efficency for For Six pile Ge = 1.00
Max force in Pile = 502.4 kN Safe
Permissible Compressive Force Finc * Ppv * Ge = 687.5 kN
Check for Lateral Force
SHx 38.1 kNSHz 2.6 kN
Resultant H sqrt( SHx2 + SHy2) 38.19 kNLateral Force per Pile H / n 6.36 kN Safe
Permissible Lateral force Finc * Pph * Ge = 68.8 kN
Check for Pull Out
Since all Piles are in Compression,Pull Out Check is Not necessary
Minimum compressive force 486.41 kN Safe
Permissible Tensile Force Finc * Ppp 375 kN
175319119.xls.ms_office ANALYSIS 10
7/29/2019 6 Pile Group
11/29
AVANT GARDE
Project :Ram Nagar Chinni Mills - Boiler foundation
ANALYSIS OF 6 PILE GROUP
Column Grid: H3
Load Combination : DL + LL + Self Weight +WL /SL(CASE 2)Column size = 1050 x 1050 Axis:
Design Data :Y(dn) X
Sum Column Load Z500 P2
p1
Unit KN-m P3Fy 3609.9 3609.9 4000 3000 P4Fz 3.7 3.7Mx 3.33 3.33 P5 P6Fx 0.7 0.7 500Mz 0.63 0.63 500 1500 500
2500
Unit Weight of soil gs 16.00 kN/m3
Length of Pile Cap l 2.50 m
Width of Pile Cap b 4.00 m
Depth of Pile Cap Dpc 1.00 m
No of Piles n 6Nos.
Area of pedestal Apeach 1.10 m
Total area of pedestal Ap 1.10 m2
Capacity of pile
Vertical Ppv 550 kN
Lateral Ppp 55 kN
Pullout Pph 300 kN
Increment Factor for Wind loads Fincw 1.25 Increment for current load case
Increment Factor for Seismic forces Fincs 1.25 finc = 1.25
Calculations :
Vertical Loads
Area of Pile Cap Apc l * b 10 m2
Apcnett = (Apc-Ap) 8.90 m
Soil Weight Wsoil (df-dpc) *gs * Apcnett 199.30 kN
Self Weight of Pile Cap Wswpc Apc * Dpc * 25 250 kN
Total SW 449.30 kN
Vertical Load Pv SFy + SW 4059.20 kN
175319119.xls.ms_office ANALYSIS 11
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Pile Forces
PV = Pv / n + Mx/ z* n + Mz / x n
Sl No Pile x z Pv / n Fp
Desig (m) (m) (kN) (kN)1 P1 -0.75 -1.50 601 600.955
2 P2 0.75 -1.50 601.2 601.235
3 P3 -0.75 0.00 601.5 601.510
4 P4 0.75 0.00 601.8 601.790
5 P5 -0.75 1.50 602.1 602.065
6 P6 0.75 1.50 602.3 602.345
SFp 3609.9
Sx2 3.375 Max 602.35 kN
Sz2 9.0 Min 600.96 kN
Check for Compressive Force
Pile group efficency for For Six pile Ge = 1.00
Max force in Pile = 602.3 kN Safe
Permissible Compressive Force Finc * Ppv * Ge = 687.5 kN
Check for Lateral Force
SHx 0.7 kNSHz 3.7 kN
Resultant H sqrt( SHx2 + SHy2) 3.77 kNLateral Force per Pile H / n 0.63 kN Safe
Permissible Lateral force Finc * Pph * Ge = 68.8 kN
Check for Pull Out
Since all Piles are in Compression,Pull Out Check is Not necessary
Minimum compressive force 600.96 kN Safe
Permissible Tensile Force Finc * Ppp 375 kN
175319119.xls.ms_office ANALYSIS 12
7/29/2019 6 Pile Group
13/29
AVANT GARDE
Project :Ram Nagar Chinni Mills - Boiler foundation
ANALYSIS OF 6 PILE GROUP
Column Grid: H5
Load Combination : DL + LL + Self WeightColumn size = 1050 x 1050 Axis:
Design Data :Y(dn) X
Sum Column Load Z500 P2
p1
Unit KN-m P3Fy 3298.1 3298.1 4000 3000 P4Fz 2.5 2.5Mx 2.25 2.25 P5 P6Fx 0.5 0.5 500Mz 0.45 0.45 500 1500 500
2500
Unit Weight of soil gs 16.00 kN/m3
Length of Pile Cap l 2.50 m
Width of Pile Cap b 4.00 m
Depth of Pile Cap Dpc 1.00 m
No of Piles n 6Nos.
Area of pedestal Apeach 1.10 m
Total area of pedestal Ap 1.10 m2
Capacity of pile
Vertical Ppv 550 kN
Lateral Ppp 55 kN
Pullout Pph 300 kN
Increment Factor for Wind loads Fincw 1 Increment for current load case
Increment Factor for Seismic forces Fincs 1 finc = 1
Calculations :
Vertical Loads
Area of Pile Cap Apc l * b 10 m2
Apcnett = (Apc-Ap) 8.90 m
Soil Weight Wsoil (df-dpc) *gs * Apcnett 199.30 kN
Self Weight of Pile Cap Wswpc Apc * Dpc * 25 250 kN
Total SW 449.30 kN
Vertical Load Pv SFy + SW 3747.40 kN
175319119.xls.ms_office ANALYSIS 13
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Pile Forces
PV = Pv / n + Mx/ z* n + Mz / x n
Sl No Pile x z Pv / n Fp
Desig (m) (m) (kN) (kN)1 P1 -0.75 -1.50 549.2 549.208
2 P2 0.75 -1.50 549.4 549.408
3 P3 -0.75 0.00 549.6 549.583
4 P4 0.75 0.00 549.8 549.783
5 P5 -0.75 1.50 550 549.958
6 P6 0.75 1.50 550.2 550.158
SFp 3298.1
Sx2 3.375 Max 550.16 kN
Sz2 9.0 Min 549.21 kN
Check for Compressive Force
Pile group efficency for For Six pile Ge = 1.00
Max force in Pile = 550.2 kN UNSAFE
Permissible Compressive Force Finc * Ppv * Ge = 550 kN
Check for Lateral Force
SHx 0.5 kNSHz 2.5 kN
Resultant H sqrt( SHx2 + SHy2) 2.55 kNLateral Force per Pile H / n 0.42 kN Safe
Permissible Lateral force Finc * Pph * Ge = 55.0 kN
Check for Pull Out
Since all Piles are in Compression,Pull Out Check is Not necessary
Minimum compressive force 549.21 kN Safe
Permissible Tensile Force Finc * Ppp 300 kN
175319119.xls.ms_office ANALYSIS 14
7/29/2019 6 Pile Group
15/29
AVANT GARDE
Project :Ram Nagar Chinni Mills - Boiler foundation
ANALYSIS OF 6 PILE GROUP
Column Grid: H5
Load Combination : DL + LL + Self Weight +WL /SL(CASE 2)Column size = 1050 x 1050 Axis:
Design Data :Y(dn) X
Sum Column Load Z500 P2
p1
Unit KN-m P3Fy 3350.8 3350.8 4000 3000 P4Fz 2.5 2.5Mx 2.25 2.25 P5 P6Fx 37.8 37.8 500Mz 34.02 34.02 500 1500 500
2500
Unit Weight of soil gs 16.00 kN/m3
Length of Pile Cap l 2.50 m
Width of Pile Cap b 4.00 m
Depth of Pile Cap Dpc 1.00 m
No of Piles n 6Nos.
Area of pedestal Apeach 1.10 m
Total area of pedestal Ap 1.10 m2
Capacity of pile
Vertical Ppv 550 kN
Lateral Ppp 55 kN
Pullout Pph 300 kN
Increment Factor for Wind loads Fincw 1.25 Increment for current load case
Increment Factor for Seismic forces Fincs 1.25 finc = 1.25
Calculations :
Vertical Loads
Area of Pile Cap Apc l * b 10 m2
Apcnett = (Apc-Ap) 8.90 m
Soil Weight Wsoil (df-dpc) *gs * Apcnett 199.30 kN
Self Weight of Pile Cap Wswpc Apc * Dpc * 25 250 kN
Total SW 449.30 kN
Vertical Load Pv SFy + SW 3800.10 kN
175319119.xls.ms_office ANALYSIS 15
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Pile Forces
PV = Pv / n + Mx/ z* n + Mz / x n
Sl No Pile x z Pv / n Fp
Desig (m) (m) (kN) (kN)1 P1 -0.75 -1.50 550.5 550.532
2 P2 0.75 -1.50 565.7 565.652
3 P3 -0.75 0.00 550.9 550.907
4 P4 0.75 0.00 566 566.027
5 P5 -0.75 1.50 551.3 551.282
6 P6 0.75 1.50 566.4 566.402
SFp 3350.8
Sx2 3.375 Max 566.4 kN
Sz2 9.0 Min 550.53 kN
Check for Compressive Force
Pile group efficency for For Six pile Ge = 1.00
Max force in Pile = 566.4 kN Safe
Permissible Compressive Force Finc * Ppv * Ge = 687.5 kN
Check for Lateral Force
SHx 37.8 kNSHz 2.5 kN
Resultant H sqrt( SHx2 + SHy2) 37.88 kNLateral Force per Pile H / n 6.31 kN Safe
Permissible Lateral force Finc * Pph * Ge = 68.8 kN
Check for Pull Out
Since all Piles are in Compression,Pull Out Check is Not necessary
Minimum compressive force 550.53 kN Safe
Permissible Tensile Force Finc * Ppp 375 kN
175319119.xls.ms_office ANALYSIS 16
7/29/2019 6 Pile Group
17/29
AVANT GARDE
Project :Ram Nagar Chinni Mills - Boiler foundation
ANALYSIS OF 6 PILE GROUP
Column Grid: H5
Load Combination : DL + LL + Self Weight +WL /SL(CASE 2)Column size = 1050 x 1050 Axis:
Design Data :Y(dn) X
Sum Column Load Z500 P2
p1
Unit KN-m P3Fy 2969.9 2969.9 4000 3000 P4Fz 8.4 8.4Mx 7.56 7.56 P5 P6Fx 0.5 0.5 500Mz 0.45 0.45 500 1500 500
2500
Unit Weight of soil gs 16.00 kN/m3
Length of Pile Cap l 2.50 m
Width of Pile Cap b 4.00 m
Depth of Pile Cap Dpc 1.00 m
No of Piles n 6Nos.
Area of pedestal Apeach 1.10 m
Total area of pedestal Ap 1.10 m2
Capacity of pile
Vertical Ppv 550 kN
Lateral Ppp 55 kN
Pullout Pph 300 kN
Increment Factor for Wind loads Fincw 1.25 Increment for current load case
Increment Factor for Seismic forces Fincs 1.25 finc = 1.25
Calculations :
Vertical Loads
Area of Pile Cap Apc l * b 10 m2
Apcnett = (Apc-Ap) 8.90 m
Soil Weight Wsoil (df-dpc) *gs * Apcnett 199.30 kN
Self Weight of Pile Cap Wswpc Apc * Dpc * 25 250 kN
Total SW 449.30 kN
Vertical Load Pv SFy + SW 3419.20 kN
175319119.xls.ms_office ANALYSIS 17
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Pile Forces
PV = Pv / n + Mx/ z* n + Mz / x n
Sl No Pile x z Pv / n Fp
Desig (m) (m) (kN) (kN)1 P1 -0.75 -1.50 493.6 493.623
2 P2 0.75 -1.50 493.8 493.823
3 P3 -0.75 0.00 494.9 494.883
4 P4 0.75 0.00 495.1 495.083
5 P5 -0.75 1.50 496.1 496.143
6 P6 0.75 1.50 496.3 496.343
SFp 2969.9
Sx2 3.375 Max 496.34 kN
Sz2 9.0 Min 493.62 kN
Check for Compressive Force
Pile group efficency for For Six pile Ge = 1.00
Max force in Pile = 496.3 kN Safe
Permissible Compressive Force Finc * Ppv * Ge = 687.5 kN
Check for Lateral Force
SHx 0.5 kNSHz 8.4 kN
Resultant H sqrt( SHx2 + SHy2) 8.41 kNLateral Force per Pile H / n 1.40 kN Safe
Permissible Lateral force Finc * Pph * Ge = 68.8 kN
Check for Pull Out
Since all Piles are in Compression,Pull Out Check is Not necessary
Minimum compressive force 493.62 kN Safe
Permissible Tensile Force Finc * Ppp 375 kN
175319119.xls.ms_office ANALYSIS 18
7/29/2019 6 Pile Group
19/29
AVANT GARDE
Project :Ram Nagar Chinni Mills - Boiler foundation
ANALYSIS OF 6 PILE GROUP
Column Grid: F5
Load Combination : DL + LL + Self WeightColumn size = 1050 x 1050 Axis:
Design Data :Y(dn) X
Sum Column Load Z500 P2
p1
Unit KN-m P3Fy 3280.8 3280.8 4000 3000 P4Fz 0.9 0.9Mx 0.81 0.81 P5 P6Fx 5 5 500Mz 4.5 4.5 500 1500 500
2500
Unit Weight of soil gs 16.00 kN/m3
Length of Pile Cap l 2.50 m
Width of Pile Cap b 4.00 m
Depth of Pile Cap Dpc 1.00 m
No of Piles n 6Nos.
Area of pedestal Apeach 1.10 m
Total area of pedestal Ap 1.10 m2
Capacity of pile
Vertical Ppv 550 kN
Lateral Ppp 55 kN
Pullout Pph 300 kN
Increment Factor for Wind loads Fincw 1 Increment for current load case
Increment Factor for Seismic forces Fincs 1 finc = 1
Calculations :
Vertical Loads
Area of Pile Cap Apc l * b 10 m2
Apcnett = (Apc-Ap) 8.90 m
Soil Weight Wsoil (df-dpc) *gs * Apcnett 199.30 kN
Self Weight of Pile Cap Wswpc Apc * Dpc * 25 250 kN
Total SW 449.30 kN
Vertical Load Pv SFy + SW 3730.10 kN
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Pile Forces
PV = Pv / n + Mx/ z* n + Mz / x n
Sl No Pile x z Pv / n Fp
Desig (m) (m) (kN) (kN)1 P1 -0.75 -1.50 545.7 545.665
2 P2 0.75 -1.50 547.7 547.665
3 P3 -0.75 0.00 545.8 545.800
4 P4 0.75 0.00 547.8 547.800
5 P5 -0.75 1.50 545.9 545.935
6 P6 0.75 1.50 547.9 547.935
SFp 3280.8
Sx2 3.375 Max 547.94 kN
Sz2 9.0 Min 545.67 kN
Check for Compressive Force
Pile group efficency for For Six pile Ge = 1.00
Max force in Pile = 547.9 kN Safe
Permissible Compressive Force Finc * Ppv * Ge = 550 kN
Check for Lateral Force
SHx 5 kNSHz 0.9 kN
Resultant H sqrt( SHx2 + SHy2) 5.08 kNLateral Force per Pile H / n 0.85 kN Safe
Permissible Lateral force Finc * Pph * Ge = 55.0 kN
Check for Pull Out
Since all Piles are in Compression,Pull Out Check is Not necessary
Minimum compressive force 545.67 kN Safe
Permissible Tensile Force Finc * Ppp 300 kN
175319119.xls.ms_office ANALYSIS 20
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AVANT GARDE
Project :Ram Nagar Chinni Mills - Boiler foundation
ANALYSIS OF 6 PILE GROUP
Column Grid: F5
Load Combination : DL + LL + Self Weight +WL/SL(CASE1)Column size = 1050 x 1050 Axis:
Design Data :Y(dn) X
Sum Column Load Z500 P2
p1
Unit KN-m P3Fy 2836.5 2836.5 4000 3000 P4Fz 0.9 0.9Mx 0.81 0.81 P5 P6Fx 95.8 95.8 500Mz 86.22 86.22 500 1500 500
2500
Unit Weight of soil gs 16.00 kN/m3
Length of Pile Cap l 2.50 m
Width of Pile Cap b 4.00 m
Depth of Pile Cap Dpc 1.00 m
No of Piles n 6Nos.
Area of pedestal Apeach 1.10 m
Total area of pedestal Ap 1.10 m2
Capacity of pile
Vertical Ppv 550 kN
Lateral Ppp 55 kN
Pullout Pph 300 kN
Increment Factor for Wind loads Fincw 1.25 Increment for current load case
Increment Factor for Seismic forces Fincs 1.25 finc = 1.25
Calculations :
Vertical Loads
Area of Pile Cap Apc l * b 10 m2
Apcnett = (Apc-Ap) 8.90 m
Soil Weight Wsoil (df-dpc) *gs * Apcnett 199.30 kN
Self Weight of Pile Cap Wswpc Apc * Dpc * 25 250 kN
Total SW 449.30 kN
Vertical Load Pv SFy + SW 3285.80 kN
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Pile Forces
PV = Pv / n + Mx/ z* n + Mz / x n
Sl No Pile x z Pv / n Fp
Desig (m) (m) (kN) (kN)1 P1 -0.75 -1.50 453.5 453.455
2 P2 0.75 -1.50 491.8 491.775
3 P3 -0.75 0.00 453.6 453.590
4 P4 0.75 0.00 491.9 491.910
5 P5 -0.75 1.50 453.7 453.725
6 P6 0.75 1.50 492 492.045
SFp 2836.5
Sx2 3.375 Max 492.05 kN
Sz2 9.0 Min 453.46 kN
Check for Compressive Force
Pile group efficency for For Six pile Ge = 1.00
Max force in Pile = 492.0 kN Safe
Permissible Compressive Force Finc * Ppv * Ge = 687.5 kN
Check for Lateral Force
SHx 95.8 kNSHz 0.9 kN
Resultant H sqrt( SHx2 + SHy2) 95.80 kNLateral Force per Pile H / n 15.97 kN Safe
Permissible Lateral force Finc * Pph * Ge = 68.8 kN
Check for Pull Out
Since all Piles are in Compression,Pull Out Check is Not necessary
Minimum compressive force 453.46 kN Safe
Permissible Tensile Force Finc * Ppp 375 kN
175319119.xls.ms_office ANALYSIS 22
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AVANT GARDE
Project :Ram Nagar Chinni Mills - Boiler foundation
ANALYSIS OF 6 PILE GROUP
Column Grid: F5
Load Combination : DL + LL + Self Weight +WL/SL(CASE1)Column size = 1050 x 1050 Axis:
Design Data :Y(dn) X
Sum Column Load Z500 P2
p1
Unit KN-m P3Fy 3532.3 3532.3 4000 3000 P4Fz 0.9 0.9Mx 0.81 0.81 P5 P6Fx 84.5 84.5 500Mz 76.05 76.05 500 1500 500
2500
Unit Weight of soil gs 16.00 kN/m3
Length of Pile Cap l 2.50 m
Width of Pile Cap b 4.00 m
Depth of Pile Cap Dpc 1.00 m
No of Piles n 6Nos.
Area of pedestal Apeach 1.10 m
Total area of pedestal Ap 1.10 m2
Capacity of pile
Vertical Ppv 550 kN
Lateral Ppp 55 kN
Pullout Pph 300 kN
Increment Factor for Wind loads Fincw 1.25 Increment for current load case
Increment Factor for Seismic forces Fincs 1.25 finc = 1.25
Calculations :
Vertical Loads
Area of Pile Cap Apc l * b 10 m2
Apcnett = (Apc-Ap) 8.90 m
Soil Weight Wsoil (df-dpc) *gs * Apcnett 199.30 kN
Self Weight of Pile Cap Wswpc Apc * Dpc * 25 250 kN
Total SW 449.30 kN
Vertical Load Pv SFy + SW 3981.60 kN
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Pile Forces
PV = Pv / n + Mx/ z* n + Mz / x n
Sl No Pile x z Pv / n Fp
Desig (m) (m) (kN) (kN)1 P1 -0.75 -1.50 571.7 571.682
2 P2 0.75 -1.50 605.5 605.482
3 P3 -0.75 0.00 571.8 571.817
4 P4 0.75 0.00 605.6 605.617
5 P5 -0.75 1.50 572 571.952
6 P6 0.75 1.50 605.8 605.752
SFp 3532.3
Sx2 3.375 Max 605.75 kN
Sz2 9.0 Min 571.68 kN
Check for Compressive Force
Pile group efficency for For Six pile Ge = 1.00
Max force in Pile = 605.8 kN Safe
Permissible Compressive Force Finc * Ppv * Ge = 687.5 kN
Check for Lateral Force
SHx 84.5 kNSHz 0.9 kN
Resultant H sqrt( SHx2 + SHy2) 84.50 kNLateral Force per Pile H / n 14.08 kN Safe
Permissible Lateral force Finc * Pph * Ge = 68.8 kN
Check for Pull Out
Since all Piles are in Compression,Pull Out Check is Not necessary
Minimum compressive force 571.68 kN Safe
Permissible Tensile Force Finc * Ppp 375 kN
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AVANT GARDE
Project :Ram Nagar Chinni Mills - Boiler foundation
Design of Pile Cap for PC
Column Grid: F3
500 P1 P2
P3 P4
4000 3000
P5 P6
500
500 1500 500
2500
Pedestal Size
Width B = 500 mm Strength of Concrete fck = 25 N/mm
Depth D = 900 mm Strength of Steel fy = 415 N/mm
Assuming the Dia of Main Bar 20 mmAssuming the Dia of Main Bar (other direction) 16 mm
Clear Cover to the Tie Reinf. 40 mm
Effective Cov. 40+20/2 50 mm
Eff. Depth of Pile Cap deff 950.00 mm
Loads on pile cap :
Self Weigth of pile cap = 25 kN/m2
unit wt. of Soil 18.00 kN/m
Thickness of PC 1.00 m
Total pressure = 25.00 kN/m2
pile diameter 500 mm
Pile reaction = 550 + 550.0
Distance of Pile from the face of = 1050 mm
pedestal
Distance from the face of Ped. = 1550 mm
to edge of PC
B.M at the face of pedestal (550.00 + 550.00)x1.05 - 25 x 2.5 x 1.55/2
= 1079.92 + 0.288
= 1080.21 kNm
Shear force at d/2 from face of pedestal
Critical shear section = 475 mm from face of column (As per cl34.2.4
Factor = 1.00
Shear force at critical section = (550.00 + 550.00)x 1.000 -25x2.5 x 1.075
= 1032.81 kN
OTHER DIRECTION
Max. pile reaction occur in pile = 550 + 1100.00 ( 437.37+437.49)
Distance of Pile from the face of pedeatal = 500 mm
Distance from the face of coln to edge of PC = 1000 mm
B.M at the face of pedestal (550.00 + 1100.00)x0.5 - 25 x 4 x 1/2
= 775 + 20.5425
= 795.543 kNm
Shear force at d/2 from face of pedestal
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Direction 1 Direction. 2
Load Factor 1.5 1.5
Factored Moment 648.13 298.33 648.13 kN.m / m - width
Factored Shear 619.69 599.06 619.69 kN / m -width
Reinforcement Longer span:
Mu = 648.13
= 648.13 kN.m
Mu/bd2
= 648.13 / (1000 x 950^2)
= 0.7181451 N/mm2
Pt = 0.206 %
Ast = 1957.4939 mm2
Required Spacing = 160.49055 mm
Provide 20 @ 125 mm C/C Pt = 0.26
Reinforcement shorter span:
Mu = 298.33
= 298.33 kN.m
Mu/bd2
= 298.33 / (1000 x 950^2)
= 0.3305578 N/mm2
Pt = 0.093 % < 0.15%
Provide minimum Pt = 0.15 %
Ast = 1425 mm2
Required Spacing = 141.09609 mm
Provide 16 @ 125 mm C/C Pt = 0.26
Top Reinforcement
Providing Minimum % of Steel = 0.12 %
Ast = 0.12 x 1000 x 1000
100
= 1200 mm2
Providing 12 mm dia Bar at 100 mm C/C in Shorter Span
Providing 12 mm dia Bar at 100 mm C/C in Longer Span
Check for Punching Shear :
For Column load :
Maximum column load (V) = 3300 kN Load Factor 1.5
Vu = 1.5 x 3300.00
= 4950.00 kN
Shear stress = Vu / bo x d
bo = (500 + 950 + 900 +950)x 2
= 6600 mm
Shear stress = 0.79 N/mm2
Permisible shear stress = 0.25 x fck
1.25 N/mm2
SAFE
For pile reaction :
Maximum pile reaction = 474.01 kN Load Factor 1.5
Vu = 1.5 x 474.01
= 711.0 kN
Punching shear at pile perimeter = 711.0x1000/(3.14x(500+950))*950
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Check for one way shear
Maximum shear force Vu = 619.69 kN
(Calculated above)
= 619.69
= 619.7 kN
Width of pilecap at shear section = 1000 mm
Shear stress, tv = 0.65 N/mmAllowable shear stress for Pt 0.26 tc = 0.36 N/mm (IS456:2000 Table 19)Increased Shear Stress = 2d x tc/av av = d (IS456:2000 Cl.40.5.1)
= 0.72 N/mm> 0.65
SAFE
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AVANT GARDE
Project :Ram Nagar Chinni Mills - Boiler foundation
ANALYSIS OF 6 PILE GROUP
Column Grid: E3
Load Combination : DL + LL + Self Weight + Wind LoadColumn size = 1050 x 1050 Axis:
Design Data :Y(dn) X
Sum Column Load Z500 P2
p1
Unit KN-m P3Fy 2664.5 2664.5 4000 3000 P4Fz 3.42 3.42Mx 2.74 2.74 P5 P6Fx 162.5 162.5 500Mz 117 117 500 1500 500
2500
Unit Weight of soil gs 16.00 kN/m3
Length of Pile Cap l 2.50 m
Width of Pile Cap b 4.00 m
Depth of Pile Cap Dpc 1.00 m
No of Piles n 6Nos.
Area of pedestal Apeach 0.27 m
Total area of pedestal Ap 0.27 m2
Capacity of pile
Vertical Ppv 450 kN
Lateral Ppp 45 kN
Pullout Pph 210 kN
Increment Factor for Wind loads Fincw 1.25 Increment for current load case
Increment Factor for Seismic forces Fincs 1.25 finc = 1.25
Calculations :
Vertical Loads
Area of Pile Cap Apc l * b 10 m2
Apcnett = (Apc-Ap) 9.73 m
Soil Weight Wsoil (df-dpc) *gs * Apcnett 217.95 kN
Self Weight of Pile Cap Wswpc Apc * Dpc * 25 250 kN
Total SW 467.95 kN
Vertical Load Pv SFy + SW 3132.45 kN
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Pile Forces
PV = Pv / n + Mx/ z* n + Mz / x n
Sl No Pile x z Pv / n Fp
Desig (m) (m) (kN) (kN)1 P1 -0.75 -1.50 417.6 417.627
2 P2 0.75 -1.50 469.6 469.627
3 P3 -0.75 0.00 418.1 418.083
4 P4 0.75 0.00 470.1 470.083
5 P5 -0.75 1.50 418.5 418.540
6 P6 0.75 1.50 470.5 470.540
SFp 2664.5
Sx2 3.375 Max 470.54 kN
Sz2 9.0 Min 417.63 kN
Check for Compressive Force
Pile group efficency for For Six pile Ge = 1.00
Max force in Pile = 470.5 kN Safe
Permissible Compressive Force Finc * Ppv * Ge = 562.5 kN
Check for Lateral Force
SHx 162.5 kNSHz 3.42 kN
Resultant H sqrt( SHx2 + SHy2) 162.54 kNLateral Force per Pile H / n 27.09 kN Safe
Permissible Lateral force Finc * Pph * Ge = 56.3 kN
Check for Pull Out
Since all Piles are in Compression,Pull Out Check is Not necessary
Minimum compressive force 417.63 kN Safe
Permissible Tensile Force Finc * Ppp 262.5 kN