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Prokon - 12m Octagonal Light Pole Found
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SheetJob Number
Job Title
Client
Calcs by Checked by Date
Software Consultants (Pty) LtdInternet: http://www.prokon.comE-Mail : [email protected]
Column Base Design : 12m Octagonal Pole Design C15
Input Data
Base length A (m)
Base width B (m)
Column(s)
C (m)
D (m)
E (m)
F (m)
Stub column height X (m)
Base depth Y (m)
Soil cover Z (m)
Concrete density (kN/m3)
Soil density (kN/m3)
Soil friction angle (°)
Base friction constant
Rebar depth top X (mm)
Rebar depth top Y (mm)
Rebar depth bottom X (mm)
Rebar depth bottom Y (mm)
ULS ovt. LF: Self weight
ULS LF: Self weight
Max. SLS bearing pr. (kN/m²)
S.F. Overturning (ULS)
S.F. Slip (ULS)
fcu base (MPa)
fcu columns (MPa)
fy (MPa)
1.75
1.75
Col 1 Col 2
.6
.6
.15
1.3
-1.3
24
16
25
0.33
50
50
50
50
1.5
1.5
300
1.5
1.5
30
30
450
SheetJob Number
Job Title
Client
Calcs by Checked by Date
Software Consultants (Pty) LtdInternet: http://www.prokon.comE-Mail : [email protected]
Load Data
Unfactored Loads
Load Case
Colno.
LFULSovt
LFULS
P
(kN)
Hx
(kN)
Hy
(kN)
Mx
(kNm)
My
(kNm)
1 1 1 1 3.741 8.910 45.391
2 1 1 1 3.741 8.910 45.391
A
X
Y
Y
B
C1
D1
P
Mx
Z
Hx
Y
X
BS8110 - 1997
Sketch of Base
Output for Load Case 1
SheetJob Number
Job Title
Client
Calcs by Checked by Date
Software Consultants (Pty) LtdInternet: http://www.prokon.comE-Mail : [email protected]
Output for Load Case 1
Soil pressure (ULS) (kN/m²) 117.36
Soil pressure (SLS) (kN/m²) 129.76
SF overturning (SLS) 1.51
SF overturning (ULS) 2.24
Safety Factor slip (ULS) 5.52
Safety Factor uplift (ULS) >100
Bottom
Design moment X (kNm/m) 14.25
Reinforcement X (mm²/m) 31
Design moment Y (kNm/m) 5.46
Reinforcement Y (mm²/m) 12
Top
Design moment X (kNm/m) -2.30
Reinforcement X (mm²/m) 5
Design moment Y (kNm/m) 0.00
Reinforcement Y (mm²/m) 0
Linear Shear X (MPa) 0.000
vc (MPa) 0.357
Linear Shear Y (MPa) 0.000
vc (MPa) 0.357
Linear Shear Other (MPa) 0.000
Punching Shear (MPa) N.A.
vc (MPa) N.A.
Cost 0.00
1.75
X
Y
Y
1.7
5
0.60
0.60
PMx
-1.3
0
Hx
1.30
0.15
129.76 kN/m²
1.75
X
Y
Y
1.7
5
0.60
0.60
PMx
-1.3
0
Hx
1.30
0.15
117.36 kN/m²
Soil Pressures at ULSSoil Pressures at SLS
LegendMax M (+)Max M (-)Max Shear
Load Case:1
BS8110 - 1997
SheetJob Number
Job Title
Client
Calcs by Checked by Date
Software Consultants (Pty) LtdInternet: http://www.prokon.comE-Mail : [email protected]
Output for Load Case 2
Output for Load Case 2
Soil pressure (ULS) (kN/m²) 117.36
Soil pressure (SLS) (kN/m²) 129.76
SF overturning (SLS) 1.51
SF overturning (ULS) 2.24
Safety Factor slip (ULS) 5.52
Safety Factor uplift (ULS) >100
Bottom
Design moment X (kNm/m) 5.46
Reinforcement X (mm²/m) 12
Design moment Y (kNm/m) 14.25
Reinforcement Y (mm²/m) 31
Top
Design moment X (kNm/m) 0.00
Reinforcement X (mm²/m) 0
Design moment Y (kNm/m) -2.30
Reinforcement Y (mm²/m) 5
Linear Shear X (MPa) 0.000
vc (MPa) 0.357
Linear Shear Y (MPa) 0.000
vc (MPa) 0.357
Linear Shear Other (MPa) 0.000
Punching Shear (MPa) N.A.
vc (MPa) N.A.
Cost 0.00
1.75
X
Y
Y
1.7
5
0.60
0.60
PMx
-1.3
0
Hx
1.30
0.15
129.76 kN/m²
1.75
X
Y
Y
1.7
5
0.60
0.60
PMx
-1.3
0
Hx
1.30
0.15
117.36 kN/m²
Soil Pressures at ULSSoil Pressures at SLS
LegendMax M (+)Max M (-)Max Shear
Load Case:2
BS8110 - 1997
SheetJob Number
Job Title
Client
Calcs by Checked by Date
Software Consultants (Pty) LtdInternet: http://www.prokon.comE-Mail : [email protected]
Schematic reinforcement of Base
8Y25-A-250 (B1)
A
8Y25-B-250 (B2)8Y25-D-250 ABR (T2)
8Y25-C-250 ABR (T1)
col1
PLAN
SECTION
B B B B B B B
3R10-SA
R10-SA
2Y16-G2Y16-F +4Y20-E +
E
E
E
E
F F
G
G
SECTION: col1
