rectangulat water tanks c
TRANSCRIPT
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8/10/2019 Rectangulat Water Tanks c
1/20
Mr Kishiwa Magembe (BEng, MIET
Mr. Kishiwa Magembe (BEng, MIET)
Job Title
Client
Job No Sheet No Rev
Part
Ref
By Date Chd
File Date/Time
2014/08/01 1
Rectangular Water Tank
Mr. Bakari Saliungu
MAGEMBE 26-Aug-14 SENZIA
Print Time/Date: 26/08/2014 19:16 Print Run 1 of 20STAAD.Pro - RC BS8110 Version 5.1
Job InformationEngineer Checked Approved
Name: MAGEMBE SENZIA SENZIA
Date: 26-Aug-14
Structure Type SPACE FRAME
Number of Nodes 140 Highest Node 140
Number of Elements 16 Highest Element 16
Number of Plates 125 Highest Plate 189
Number of Design Groups 2
Number of Design Slabs 5
Number of Load Cases 6
Number of Design Briefs 3
Included in this printout are data for:Design Group Design Brief Design Code Members
G1: Columns B2: Columns BS8110 Column M9, M11, M12, M13, M14, M15, M16
Design Group Summary - ColumnsMember Design Type Main Bars
Major Minor
Shear
Local z Local y
M9 Initial Column Ok Ok Ok Ok
M11 Initial Column Ok Ok Ok Ok
M12 Initial Column Ok Ok Ok Ok
M13 Initial Column Ok Ok Ok Ok
M14 Initial Column Ok Ok Ok Ok
M15 Initial Column Ok Ok Ok Ok
M16 Initial Column Ok Ok Ok Ok
Summary: the group issafe
Column Input Data
Eff. Length Factors Braced
Member Type Length
(m)
Major Minor Major Minor Cover
(cm)
Link
Size
M9 Column 10.000 1.00 1.00 Yes Yes 3.0 8
M11 Column 5.000 1.00 1.00 Yes Yes 3.0 8
M12 Column 5.000 1.00 1.00 Yes Yes 3.0 8
M13 Column 10.000 1.00 1.00 Yes Yes 3.0 8
M14 Column 10.000 1.00 1.00 Yes Yes 3.0 8
M15 Column 5.000 1.00 1.00 Yes Yes 3.0 8
M16 Column 5.000 1.00 1.00 Yes Yes 3.0 8
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8/10/2019 Rectangulat Water Tanks c
2/20
Mr Kishiwa Magembe (BEng, MIET
Mr. Kishiwa Magembe (BEng, MIET)
Job Title
Client
Job No Sheet No Rev
Part
Ref
By Date Chd
File Date/Time
2014/08/01 2
Rectangular Water Tank
Mr. Bakari Saliungu
MAGEMBE 26-Aug-14 SENZIA
Print Time/Date: 26/08/2014 19:16 Print Run 2 of 20STAAD.Pro - RC BS8110 Version 5.1
Column Main ReinforcementMember L/C Axial
(kN)
Major
(kNm)
Minor
(kNm)
Design
Axis
As Req.
(mm2)
Total
Bars
As Prov.
(mm2)
M9 C4 200.000 33.555 0.000 maj 360 8H12 679
M11 C4 22.738 1.407 1.407 Biaxl maj 360 8H12 679
M12 C4 22.738 1.407 1.407 Biaxl maj 360 8H12 679
M13 C4 200.000 33.555 0.000 maj 360 8H12 679
M14 C4 200.000 33.555 0.000 maj 360 8H12 679
M15 C4 22.738 1.407 1.407 Biaxl min 360 8H12 679
M16 C4 22.738 1.407 1.407 Biaxl min 360 8H12 679
Summary: the group issafe
Column Shear Reinforcement
Max Shear in local y Max Shear in local z
Member L/C Value
(kN)
Position
(m)
L/C Value
(kN)
Position
(m)
Asv Req.
(mm2)
Link
Size
Spacing
(cm)
M9 C4 0.084 0.000 C4 0.084 0.000 35 8 12.5
M11 C4 0.386 0.000 C4 0.386 0.000 35 8 12.5
M12 C4 0.386 0.000 C4 0.386 0.000 35 8 12.5
M13 C4 0.084 0.000 C4 0.084 0.000 35 8 12.5
M14 C4 0.084 0.000 C4 0.084 0.000 35 8 12.5
M15 C4 0.386 0.000 C4 0.386 0.000 35 8 12.5
M16 C4 0.386 0.000 C4 0.386 0.000 35 8 12.5
Summary: the group issafe
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8/10/2019 Rectangulat Water Tanks c
3/20
Mr Kishiwa Magembe (BEng, MIET
Mr. Kishiwa Magembe (BEng, MIET)
Job Title
Client
Job No Sheet No Rev
Part
Ref
By Date Chd
File Date/Time
2014/08/01 3
Rectangular Water Tank
Mr. Bakari Saliungu
MAGEMBE 26-Aug-14 SENZIA
Print Time/Date: 26/08/2014 19:16 Print Run 3 of 20STAAD.Pro - RC BS8110 Version 5.1
Member 9 - Detailed BS8110 Design RequirementsSection Property: 300 x 300
Storey height = 10.000 m
Rectangular section: Width = 300 mm Depth = 300 mm
Cover = 30 mm
Member 9 - Detailed BS8110 Main Reinforcement
Shear bars not designed. Depth of main reinforcement taken as cover + brief link size
Axial N = 200.00 kN
Major M, M1, = -0.29 kNm 3.8.3.2
M2, = 0.55 kNm
Minor M, M1, = -0.29 kNm
M2, = 0.55 kNm
Warning - Low compression stress. This member may be better designed as a beam.
Column Type: SLENDER 3.8.1.3
Madd = NaK h = 200.000.561.000.300 = 33.33 kNm 3.8.3.1
Design Mx = 33.56 kNm 3.8.3.2
Design My = 0.00 kNm 3.8.3.2
Area of steel required = 360.00 mm2
Actual neutral axis depth in section, x = 64.94 mm
Force produced by concrete stress block = 270.94 kN
Force produced by main steel = -70.94 kN
internal forces = 200.00 kN
Internal forcesaxial N OK for axial resistance
Moment produced by concrete stress block = 32.75 kNm
Moment produced by main steel = 23.75 kNm
internal moments = 56.51 kNm
Internal momentsdesign moment OK for moment resistance
Min distance between bars = hagg+ 5 mm or bar diameter = 25 mm 3.12.11.1
Smallest actual space between bars = 94 mm
Max allowable spacing of bars in designed faces = 47000fs
300 = 266 mm 3.12.11.2.4
Largest actual clear space between bars in designed faces = 94 mm
Max allowable spacing of bars in other faces = 155 mm Table 3.28
Largest actual clear space between bars in other faces = 94 mm
Actual area of main reinforcement (8H12) = 904.78 mm2
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8/10/2019 Rectangulat Water Tanks c
4/20
Mr Kishiwa Magembe (BEng, MIET
Mr. Kishiwa Magembe (BEng, MIET)
Job Title
Client
Job No Sheet No Rev
Part
Ref
By Date Chd
File Date/Time
2014/08/01 4
Rectangular Water Tank
Mr. Bakari Saliungu
MAGEMBE 26-Aug-14 SENZIA
Print Time/Date: 26/08/2014 19:16 Print Run 4 of 20STAAD.Pro - RC BS8110 Version 5.1
Member 9 - Detailed BS8110 Main Reinforcement Cont...Min area of compression reinforcement = 0.4 % 3.12.5.3
Max area of reinforcement = 6 % (8 % if horizontally cast)
3.12.6.2
Actual area of main reinforcement = 1.01 %
Max area of reinforcement at laps = 10 % 3.12.6.2
area by which steel can increase at laps = 8095.22 mm2
OK
Member 9 - Detailed BS8110 Shear Reinforcement
Spacing provided, sv = 125 mm
Major axis:
Shear force, V = 0.08 kN
Moment, M = 33.56 kNm
v =V
bvd= 0.00 N/mm2 3.4.5.2
0.8fcuand 5 N/mm2 dimensions adequate
vc = 0.79
100 As
bvd
1/3
400
d
1/4
/m = 0.790.441/31.561/4/ 1.25 = 0.54 N/mm2 3.4.5.4
fcu> 25 vc= vc(fcu/ 25)1/3 (fculimited to 40) = 0.60 N/mm
2 Table 3.8
vc' = vc+ 0.6N
Ac
V h
M= 0.60 + 0.62.220.00 = 0.60 N/mm2 3.4.5.12
vvc' only nominal links required 3.4.5.12Area of links required = 0.4 bvsv/ 0.87 fyv = 34.50 mm
2
Area of links provided (3H8), Asv = 150.80 mm2
Minor axis:
Shear force, V = 0.08 kN
Moment, M = 0.00 kNm
v =V
bvd= 0.00 N/mm2 3.4.5.2
0.8fcuand 5 N/mm2 dimensions adequate
vc = 0.79
100 As
bvd
1/3
400
d
1/4
/m = 0.790.441/31.561/4/ 1.25 = 0.54 N/mm2 3.4.5.4
fcu> 25 vc= vc(fcu/ 25)1/3 (fculimited to 40) = 0.60 N/mm
2 Table 3.8
vc' = vc+ 0.6N
Ac
V hM
= 0.60 + 0.62.221.00 = 0.60 N/mm2 3.4.5.12
vvc' only nominal links required 3.4.5.12
Area of links required = 0.4 bvsv/ 0.87 fyv = 34.50 mm2
Area of links provided (3H8), Asv = 150.80 mm2
Minimum size of link bars = 6 mm 3.12.7.1
Actual size of link bars = 8 mm
Maximum spacing of links = 144 mm 3.4.5.5/3.12.7.1
OK
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8/10/2019 Rectangulat Water Tanks c
5/20
Mr Kishiwa Magembe (BEng, MIET
Mr. Kishiwa Magembe (BEng, MIET)
Job Title
Client
Job No Sheet No Rev
Part
Ref
By Date Chd
File Date/Time
2014/08/01 5
Rectangular Water Tank
Mr. Bakari Saliungu
MAGEMBE 26-Aug-14 SENZIA
Print Time/Date: 26/08/2014 19:16 Print Run 5 of 20STAAD.Pro - RC BS8110 Version 5.1
Member 11 - Detailed BS8110 Design RequirementsSection Property: 300 x 300
Storey height = 5.000 m
Rectangular section: Width = 300 mm Depth = 300 mm
Cover = 30 mm
Member 11 - Detailed BS8110 Main Reinforcement
Shear bars not designed. Depth of main reinforcement taken as cover + brief link size
Axial N = 22.74 kN
Major M, M1, = 0.78 kNm 3.8.3.2
M2, = -1.15 kNm
Minor M, M1, = 0.78 kNm
M2, = -1.15 kNm
Warning - Low compression stress. This member may be better designed as a beam.
Column Type: SLENDER 3.8.1.3
Maddx = NaxK h = 22.740.141.000.300 = 0.95 kNm 3.8.3.1
Maddy = NayK b = 22.740.141.000.300 = 0.95 kNm 3.8.3.1
Due to both major and minor moments being significant, treat as BIAXIAL
Design Mx = 1.41 kNm 3.8.3.2
Design My = 1.41 kNm 3.8.3.2
Mx/ h'My/b'
Mx' = Mx+h'
b'My = 1.41 + 0.99
256
2561.41 = 2.80 kNm 3.8.4.5 eq40
Area of steel required = 360.00 mm2
Actual neutral axis depth in section, x = 42.63 mm
Force produced by concrete stress block = 177.87 kN
Force produced by main steel = -155.13 kN
internal forces = 22.74 kN
Internal forcesaxial N OK for axial resistance
Moment produced by concrete stress block = 23.28 kNm
Moment produced by main steel = 14.83 kNminternal moments = 38.11 kNm
Internal momentsdesign moment OK for moment resistance
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8/10/2019 Rectangulat Water Tanks c
6/20
Mr Kishiwa Magembe (BEng, MIET
Mr. Kishiwa Magembe (BEng, MIET)
Job Title
Client
Job No Sheet No Rev
Part
Ref
By Date Chd
File Date/Time
2014/08/01 6
Rectangular Water Tank
Mr. Bakari Saliungu
MAGEMBE 26-Aug-14 SENZIA
Print Time/Date: 26/08/2014 19:16 Print Run 6 of 20STAAD.Pro - RC BS8110 Version 5.1
Member 11 - Detailed BS8110 Main Reinforcement Cont...Min distance between bars = hagg+ 5 mm or bar diameter = 25 mm 3.12.11.1
Smallest actual space between bars = 94 mm
Max allowable spacing of bars in designed faces =47000
fs300 = 266 mm 3.12.11.2.4
Largest actual clear space between bars in designed faces = 94 mm
Max allowable spacing of bars in other faces = 155 mm Table 3.28
Largest actual clear space between bars in other faces = 94 mm
Actual area of main reinforcement (8H12) = 904.78 mm2
Min area of compression reinforcement = 0.4 % 3.12.5.3
Max area of reinforcement = 6 % (8 % if horizontally cast)
3.12.6.2Actual area of main reinforcement = 1.01 %
Max area of reinforcement at laps = 10 % 3.12.6.2
area by which steel can increase at laps = 8095.22 mm2
OK
Member 11 - Detailed BS8110 Shear Reinforcement
Spacing provided, sv = 125 mm
Major axis:
Shear force, V = 0.39 kN
Moment, M = 1.41 kNm
v =V
bvd= 0.01 N/mm2 3.4.5.2
0.8fcuand 5 N/mm2 dimensions adequate
vc = 0.79
100 As
bvd
1/3
400
d
1/4
/m = 0.790.441/31.561/4/ 1.25 = 0.54 N/mm2 3.4.5.4
fcu> 25 vc= vc(fcu/ 25)1/3 (fculimited to 40) = 0.60 N/mm
2 Table 3.8
vc' = vc+ 0.6N
Ac
V h
M= 0.60 + 0.60.250.08 = 0.61 N/mm2 3.4.5.12
vvc' only nominal links required 3.4.5.12
Area of links required = 0.4 bvsv/ 0.87 fyv = 34.50 mm2
Area of links provided (3H8), Asv = 150.80 mm2
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8/10/2019 Rectangulat Water Tanks c
7/20
Mr Kishiwa Magembe (BEng, MIET
Mr. Kishiwa Magembe (BEng, MIET)
Job Title
Client
Job No Sheet No Rev
Part
Ref
By Date Chd
File Date/Time
2014/08/01 7
Rectangular Water Tank
Mr. Bakari Saliungu
MAGEMBE 26-Aug-14 SENZIA
Print Time/Date: 26/08/2014 19:16 Print Run 7 of 20STAAD.Pro - RC BS8110 Version 5.1
Member 11 - Detailed BS8110 Shear Reinforcement Cont...Minor axis:
Shear force, V = 0.39 kN
Moment, M = 1.41 kNm
v =V
bvd= 0.01 N/mm2 3.4.5.2
0.8fcuand 5 N/mm2 dimensions adequate
vc = 0.79
100 As
bvd
1/3
400
d
1/4
/m = 0.790.441/31.561/4/ 1.25 = 0.54 N/mm2 3.4.5.4
fcu> 25 vc= vc(fcu/ 25)1/3 (fculimited to 40) = 0.60 N/mm
2 Table 3.8
vc' = vc+ 0.6N
Ac
V h
M= 0.60 + 0.60.250.08 = 0.61 N/mm2 3.4.5.12
vvc' only nominal links required 3.4.5.12Area of links required = 0.4 bvsv/ 0.87 fyv = 34.50 mm
2
Area of links provided (3H8), Asv = 150.80 mm2
Minimum size of link bars = 6 mm 3.12.7.1
Actual size of link bars = 8 mm
Maximum spacing of links = 144 mm 3.4.5.5/3.12.7.1
OK
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8/10/2019 Rectangulat Water Tanks c
8/20
Mr Kishiwa Magembe (BEng, MIET
Mr. Kishiwa Magembe (BEng, MIET)
Job Title
Client
Job No Sheet No Rev
Part
Ref
By Date Chd
File Date/Time
2014/08/01 8
Rectangular Water Tank
Mr. Bakari Saliungu
MAGEMBE 26-Aug-14 SENZIA
Print Time/Date: 26/08/2014 19:16 Print Run 8 of 20STAAD.Pro - RC BS8110 Version 5.1
Member 12 - Detailed BS8110 Design RequirementsSection Property: 300 x 300
Storey height = 5.000 m
Rectangular section: Width = 300 mm Depth = 300 mm
Cover = 30 mm
Member 12 - Detailed BS8110 Main Reinforcement
Shear bars not designed. Depth of main reinforcement taken as cover + brief link size
Axial N = 22.74 kN
Major M, M1, = -0.78 kNm 3.8.3.2
M2, = 1.15 kNm
Minor M, M1, = 0.78 kNm
M2, = -1.15 kNm
Warning - Low compression stress. This member may be better designed as a beam.
Column Type: SLENDER 3.8.1.3
Maddx = NaxK h = 22.740.141.000.300 = 0.95 kNm 3.8.3.1
Maddy = NayK b = 22.740.141.000.300 = 0.95 kNm 3.8.3.1
Due to both major and minor moments being significant, treat as BIAXIAL
Design Mx = 1.41 kNm 3.8.3.2
Design My = 1.41 kNm 3.8.3.2
Mx/ h'My/b'
Mx' = Mx+h'
b'My = 1.41 + 0.99
256
2561.41 = 2.80 kNm 3.8.4.5 eq40
Area of steel required = 360.00 mm2
Actual neutral axis depth in section, x = 42.63 mm
Force produced by concrete stress block = 177.87 kN
Force produced by main steel = -155.13 kN
internal forces = 22.74 kN
Internal forcesaxial N OK for axial resistance
Moment produced by concrete stress block = 23.28 kNm
Moment produced by main steel = 14.83 kNminternal moments = 38.11 kNm
Internal momentsdesign moment OK for moment resistance
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8/10/2019 Rectangulat Water Tanks c
9/20
Mr Kishiwa Magembe (BEng, MIET
Mr. Kishiwa Magembe (BEng, MIET)
Job Title
Client
Job No Sheet No Rev
Part
Ref
By Date Chd
File Date/Time
2014/08/01 9
Rectangular Water Tank
Mr. Bakari Saliungu
MAGEMBE 26-Aug-14 SENZIA
Print Time/Date: 26/08/2014 19:16 Print Run 9 of 20STAAD.Pro - RC BS8110 Version 5.1
Member 12 - Detailed BS8110 Main Reinforcement Cont...Min distance between bars = hagg+ 5 mm or bar diameter = 25 mm 3.12.11.1
Smallest actual space between bars = 94 mm
Max allowable spacing of bars in designed faces =47000
fs300 = 266 mm 3.12.11.2.4
Largest actual clear space between bars in designed faces = 94 mm
Max allowable spacing of bars in other faces = 155 mm Table 3.28
Largest actual clear space between bars in other faces = 94 mm
Actual area of main reinforcement (8H12) = 904.78 mm2
Min area of compression reinforcement = 0.4 % 3.12.5.3
Max area of reinforcement = 6 % (8 % if horizontally cast)
3.12.6.2Actual area of main reinforcement = 1.01 %
Max area of reinforcement at laps = 10 % 3.12.6.2
area by which steel can increase at laps = 8095.22 mm2
OK
Member 12 - Detailed BS8110 Shear Reinforcement
Spacing provided, sv = 125 mm
Major axis:
Shear force, V = 0.39 kN
Moment, M = 1.41 kNm
v =V
bvd= 0.01 N/mm2 3.4.5.2
0.8fcuand 5 N/mm2 dimensions adequate
vc = 0.79
100 As
bvd
1/3
400
d
1/4
/m = 0.790.441/31.561/4/ 1.25 = 0.54 N/mm2 3.4.5.4
fcu> 25 vc= vc(fcu/ 25)1/3 (fculimited to 40) = 0.60 N/mm
2 Table 3.8
vc' = vc+ 0.6N
Ac
V h
M= 0.60 + 0.60.250.08 = 0.61 N/mm2 3.4.5.12
vvc' only nominal links required 3.4.5.12
Area of links required = 0.4 bvsv/ 0.87 fyv = 34.50 mm2
Area of links provided (3H8), Asv = 150.80 mm2
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8/10/2019 Rectangulat Water Tanks c
10/20
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8/10/2019 Rectangulat Water Tanks c
11/20
Mr Kishiwa Magembe (BEng, MIET
Mr. Kishiwa Magembe (BEng, MIET)
Job Title
Client
Job No Sheet No Rev
Part
Ref
By Date Chd
File Date/Time
2014/08/01 11
Rectangular Water Tank
Mr. Bakari Saliungu
MAGEMBE 26-Aug-14 SENZIA
Print Time/Date: 26/08/2014 19:16 Print Run 11 of 20STAAD.Pro - RC BS8110 Version 5.1
Member 13 - Detailed BS8110 Design RequirementsSection Property: 300 x 300
Storey height = 10.000 m
Rectangular section: Width = 300 mm Depth = 300 mm
Cover = 30 mm
Member 13 - Detailed BS8110 Main Reinforcement
Shear bars not designed. Depth of main reinforcement taken as cover + brief link size
Axial N = 200.00 kN
Major M, M1, = -0.29 kNm 3.8.3.2
M2, = 0.55 kNm
Minor M, M1, = 0.29 kNm
M2, = -0.55 kNm
Warning - Low compression stress. This member may be better designed as a beam.
Column Type: SLENDER 3.8.1.3
Madd = NaK h = 200.000.561.000.300 = 33.33 kNm 3.8.3.1
Design Mx = 33.56 kNm 3.8.3.2
Design My = 0.00 kNm 3.8.3.2
Area of steel required = 360.00 mm2
Actual neutral axis depth in section, x = 64.94 mm
Force produced by concrete stress block = 270.94 kN
Force produced by main steel = -70.94 kN
internal forces = 200.00 kN
Internal forcesaxial N OK for axial resistance
Moment produced by concrete stress block = 32.75 kNm
Moment produced by main steel = 23.75 kNm
internal moments = 56.51 kNm
Internal momentsdesign moment OK for moment resistance
Min distance between bars = hagg+ 5 mm or bar diameter = 25 mm 3.12.11.1
Smallest actual space between bars = 94 mm
Max allowable spacing of bars in designed faces = 47000fs
300 = 266 mm 3.12.11.2.4
Largest actual clear space between bars in designed faces = 94 mm
Max allowable spacing of bars in other faces = 155 mm Table 3.28
Largest actual clear space between bars in other faces = 94 mm
Actual area of main reinforcement (8H12) = 904.78 mm2
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8/10/2019 Rectangulat Water Tanks c
12/20
Mr Kishiwa Magembe (BEng, MIET
Mr. Kishiwa Magembe (BEng, MIET)
Job Title
Client
Job No Sheet No Rev
Part
Ref
By Date Chd
File Date/Time
2014/08/01 12
Rectangular Water Tank
Mr. Bakari Saliungu
MAGEMBE 26-Aug-14 SENZIA
Print Time/Date: 26/08/2014 19:16 Print Run 12 of 20STAAD.Pro - RC BS8110 Version 5.1
Member 13 - Detailed BS8110 Main Reinforcement Cont...Min area of compression reinforcement = 0.4 % 3.12.5.3
Max area of reinforcement = 6 % (8 % if horizontally cast)
3.12.6.2
Actual area of main reinforcement = 1.01 %
Max area of reinforcement at laps = 10 % 3.12.6.2
area by which steel can increase at laps = 8095.22 mm2
OK
Member 13 - Detailed BS8110 Shear Reinforcement
Spacing provided, sv = 125 mm
Major axis:
Shear force, V = 0.08 kN
Moment, M = 33.56 kNm
v =V
bvd= 0.00 N/mm2 3.4.5.2
0.8fcuand 5 N/mm2 dimensions adequate
vc = 0.79
100 As
bvd
1/3
400
d
1/4
/m = 0.790.441/31.561/4/ 1.25 = 0.54 N/mm2 3.4.5.4
fcu> 25 vc= vc(fcu/ 25)1/3 (fculimited to 40) = 0.60 N/mm
2 Table 3.8
vc' = vc+ 0.6N
Ac
V h
M= 0.60 + 0.62.220.00 = 0.60 N/mm2 3.4.5.12
vvc' only nominal links required 3.4.5.12Area of links required = 0.4 bvsv/ 0.87 fyv = 34.50 mm
2
Area of links provided (3H8), Asv = 150.80 mm2
Minor axis:
Shear force, V = 0.08 kN
Moment, M = 0.00 kNm
v =V
bvd= 0.00 N/mm2 3.4.5.2
0.8fcuand 5 N/mm2 dimensions adequate
vc = 0.79
100 As
bvd
1/3
400
d
1/4
/m = 0.790.441/31.561/4/ 1.25 = 0.54 N/mm2 3.4.5.4
fcu> 25 vc= vc(fcu/ 25)1/3 (fculimited to 40) = 0.60 N/mm
2 Table 3.8
vc' = vc+ 0.6N
Ac
V hM
= 0.60 + 0.62.221.00 = 0.60 N/mm2 3.4.5.12
vvc' only nominal links required 3.4.5.12
Area of links required = 0.4 bvsv/ 0.87 fyv = 34.50 mm2
Area of links provided (3H8), Asv = 150.80 mm2
Minimum size of link bars = 6 mm 3.12.7.1
Actual size of link bars = 8 mm
Maximum spacing of links = 144 mm 3.4.5.5/3.12.7.1
OK
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8/10/2019 Rectangulat Water Tanks c
13/20
Mr Kishiwa Magembe (BEng, MIET
Mr. Kishiwa Magembe (BEng, MIET)
Job Title
Client
Job No Sheet No Rev
Part
Ref
By Date Chd
File Date/Time
2014/08/01 13
Rectangular Water Tank
Mr. Bakari Saliungu
MAGEMBE 26-Aug-14 SENZIA
Print Time/Date: 26/08/2014 19:16 Print Run 13 of 20STAAD.Pro - RC BS8110 Version 5.1
Member 14 - Detailed BS8110 Design RequirementsSection Property: 300 x 300
Storey height = 10.000 m
Rectangular section: Width = 300 mm Depth = 300 mm
Cover = 30 mm
Member 14 - Detailed BS8110 Main Reinforcement
Shear bars not designed. Depth of main reinforcement taken as cover + brief link size
Axial N = 200.00 kN
Major M, M1, = 0.29 kNm 3.8.3.2
M2, = -0.55 kNm
Minor M, M1, = 0.29 kNm
M2, = -0.55 kNm
Warning - Low compression stress. This member may be better designed as a beam.
Column Type: SLENDER 3.8.1.3
Madd = NaK h = 200.000.561.000.300 = 33.33 kNm 3.8.3.1
Design Mx = 33.56 kNm 3.8.3.2
Design My = 0.00 kNm 3.8.3.2
Area of steel required = 360.00 mm2
Actual neutral axis depth in section, x = 64.94 mm
Force produced by concrete stress block = 270.94 kN
Force produced by main steel = -70.94 kN
internal forces = 200.00 kN
Internal forcesaxial N OK for axial resistance
Moment produced by concrete stress block = 32.75 kNm
Moment produced by main steel = 23.75 kNm
internal moments = 56.51 kNm
Internal momentsdesign moment OK for moment resistance
Min distance between bars = hagg+ 5 mm or bar diameter = 25 mm 3.12.11.1
Smallest actual space between bars = 94 mm
Max allowable spacing of bars in designed faces = 47000fs
300 = 266 mm 3.12.11.2.4
Largest actual clear space between bars in designed faces = 94 mm
Max allowable spacing of bars in other faces = 155 mm Table 3.28
Largest actual clear space between bars in other faces = 94 mm
Actual area of main reinforcement (8H12) = 904.78 mm2
-
8/10/2019 Rectangulat Water Tanks c
14/20
Mr Kishiwa Magembe (BEng, MIET
Mr. Kishiwa Magembe (BEng, MIET)
Job Title
Client
Job No Sheet No Rev
Part
Ref
By Date Chd
File Date/Time
2014/08/01 14
Rectangular Water Tank
Mr. Bakari Saliungu
MAGEMBE 26-Aug-14 SENZIA
Print Time/Date: 26/08/2014 19:16 Print Run 14 of 20STAAD.Pro - RC BS8110 Version 5.1
Member 14 - Detailed BS8110 Main Reinforcement Cont...Min area of compression reinforcement = 0.4 % 3.12.5.3
Max area of reinforcement = 6 % (8 % if horizontally cast)
3.12.6.2
Actual area of main reinforcement = 1.01 %
Max area of reinforcement at laps = 10 % 3.12.6.2
area by which steel can increase at laps = 8095.22 mm2
OK
Member 14 - Detailed BS8110 Shear Reinforcement
Spacing provided, sv = 125 mm
Major axis:
Shear force, V = 0.08 kN
Moment, M = 33.56 kNm
v =V
bvd= 0.00 N/mm2 3.4.5.2
0.8fcuand 5 N/mm2 dimensions adequate
vc = 0.79
100 As
bvd
1/3
400
d
1/4
/m = 0.790.441/31.561/4/ 1.25 = 0.54 N/mm2 3.4.5.4
fcu> 25 vc= vc(fcu/ 25)1/3 (fculimited to 40) = 0.60 N/mm
2 Table 3.8
vc' = vc+ 0.6N
Ac
V h
M= 0.60 + 0.62.220.00 = 0.60 N/mm2 3.4.5.12
vvc' only nominal links required 3.4.5.12Area of links required = 0.4 bvsv/ 0.87 fyv = 34.50 mm
2
Area of links provided (3H8), Asv = 150.80 mm2
Minor axis:
Shear force, V = 0.08 kN
Moment, M = 0.00 kNm
v =V
bvd= 0.00 N/mm2 3.4.5.2
0.8fcuand 5 N/mm2 dimensions adequate
vc = 0.79
100 As
bvd
1/3
400
d
1/4
/m = 0.790.441/31.561/4/ 1.25 = 0.54 N/mm2 3.4.5.4
fcu> 25 vc= vc(fcu/ 25)1/3 (fculimited to 40) = 0.60 N/mm
2 Table 3.8
vc' = vc+ 0.6N
Ac
V hM
= 0.60 + 0.62.221.00 = 0.60 N/mm2 3.4.5.12
vvc' only nominal links required 3.4.5.12
Area of links required = 0.4 bvsv/ 0.87 fyv = 34.50 mm2
Area of links provided (3H8), Asv = 150.80 mm2
Minimum size of link bars = 6 mm 3.12.7.1
Actual size of link bars = 8 mm
Maximum spacing of links = 144 mm 3.4.5.5/3.12.7.1
OK
-
8/10/2019 Rectangulat Water Tanks c
15/20
-
8/10/2019 Rectangulat Water Tanks c
16/20
Mr Kishiwa Magembe (BEng, MIET
Mr. Kishiwa Magembe (BEng, MIET)
Job Title
Client
Job No Sheet No Rev
Part
Ref
By Date Chd
File Date/Time
2014/08/01 16
Rectangular Water Tank
Mr. Bakari Saliungu
MAGEMBE 26-Aug-14 SENZIA
Print Time/Date: 26/08/2014 19:16 Print Run 16 of 20STAAD.Pro - RC BS8110 Version 5.1
Member 15 - Detailed BS8110 Main Reinforcement Cont...Min distance between bars = hagg+ 5 mm or bar diameter = 25 mm 3.12.11.1
Smallest actual space between bars = 94 mm
Max allowable spacing of bars in designed faces =47000
fs300 = 266 mm 3.12.11.2.4
Largest actual clear space between bars in designed faces = 94 mm
Max allowable spacing of bars in other faces = 155 mm Table 3.28
Largest actual clear space between bars in other faces = 94 mm
Actual area of main reinforcement (8H12) = 904.78 mm2
Min area of compression reinforcement = 0.4 % 3.12.5.3
Max area of reinforcement = 6 % (8 % if horizontally cast)
3.12.6.2Actual area of main reinforcement = 1.01 %
Max area of reinforcement at laps = 10 % 3.12.6.2
area by which steel can increase at laps = 8095.22 mm2
OK
Member 15 - Detailed BS8110 Shear Reinforcement
Spacing provided, sv = 125 mm
Major axis:
Shear force, V = 0.39 kN
Moment, M = 1.41 kNm
v =V
bvd= 0.01 N/mm2 3.4.5.2
0.8fcuand 5 N/mm2 dimensions adequate
vc = 0.79
100 As
bvd
1/3
400
d
1/4
/m = 0.790.441/31.561/4/ 1.25 = 0.54 N/mm2 3.4.5.4
fcu> 25 vc= vc(fcu/ 25)1/3 (fculimited to 40) = 0.60 N/mm
2 Table 3.8
vc' = vc+ 0.6N
Ac
V h
M= 0.60 + 0.60.250.08 = 0.61 N/mm2 3.4.5.12
vvc' only nominal links required 3.4.5.12
Area of links required = 0.4 bvsv/ 0.87 fyv = 34.50 mm2
Area of links provided (3H8), Asv = 150.80 mm2
-
8/10/2019 Rectangulat Water Tanks c
17/20
Mr Kishiwa Magembe (BEng, MIET
Mr. Kishiwa Magembe (BEng, MIET)
Job Title
Client
Job No Sheet No Rev
Part
Ref
By Date Chd
File Date/Time
2014/08/01 17
Rectangular Water Tank
Mr. Bakari Saliungu
MAGEMBE 26-Aug-14 SENZIA
Print Time/Date: 26/08/2014 19:16 Print Run 17 of 20STAAD.Pro - RC BS8110 Version 5.1
Member 15 - Detailed BS8110 Shear Reinforcement Cont...Minor axis:
Shear force, V = 0.39 kN
Moment, M = 1.41 kNm
v =V
bvd= 0.01 N/mm2 3.4.5.2
0.8fcuand 5 N/mm2 dimensions adequate
vc = 0.79
100 As
bvd
1/3
400
d
1/4
/m = 0.790.441/31.561/4/ 1.25 = 0.54 N/mm2 3.4.5.4
fcu> 25 vc= vc(fcu/ 25)1/3 (fculimited to 40) = 0.60 N/mm
2 Table 3.8
vc' = vc+ 0.6N
Ac
V h
M= 0.60 + 0.60.250.08 = 0.61 N/mm2 3.4.5.12
vvc' only nominal links required 3.4.5.12Area of links required = 0.4 bvsv/ 0.87 fyv = 34.50 mm
2
Area of links provided (3H8), Asv = 150.80 mm2
Minimum size of link bars = 6 mm 3.12.7.1
Actual size of link bars = 8 mm
Maximum spacing of links = 144 mm 3.4.5.5/3.12.7.1
OK
-
8/10/2019 Rectangulat Water Tanks c
18/20
Mr Kishiwa Magembe (BEng, MIET
Mr. Kishiwa Magembe (BEng, MIET)
Job Title
Client
Job No Sheet No Rev
Part
Ref
By Date Chd
File Date/Time
2014/08/01 18
Rectangular Water Tank
Mr. Bakari Saliungu
MAGEMBE 26-Aug-14 SENZIA
Print Time/Date: 26/08/2014 19:16 Print Run 18 of 20STAAD.Pro - RC BS8110 Version 5.1
Member 16 - Detailed BS8110 Design RequirementsSection Property: 300 x 300
Storey height = 5.000 m
Rectangular section: Width = 300 mm Depth = 300 mm
Cover = 30 mm
Member 16 - Detailed BS8110 Main Reinforcement
Shear bars not designed. Depth of main reinforcement taken as cover + brief link size
Axial N = 22.74 kN
Major M, M1, = -0.78 kNm 3.8.3.2
M2, = 1.15 kNm
Minor M, M1, = -0.78 kNm
M2, = 1.15 kNm
Warning - Low compression stress. This member may be better designed as a beam.
Column Type: SLENDER 3.8.1.3
Maddx = NaxK h = 22.740.141.000.300 = 0.95 kNm 3.8.3.1
Maddy = NayK b = 22.740.141.000.300 = 0.95 kNm 3.8.3.1
Due to both major and minor moments being significant, treat as BIAXIAL
Design Mx = 1.41 kNm 3.8.3.2
Design My = 1.41 kNm 3.8.3.2
Mx/ h' < My/b'
My' = My+b'
h'Mx = 1.41 + 0.99
256
2561.41 = 2.80 kNm 3.8.4.5 eq40
Area of steel required = 360.00 mm2
Actual neutral axis depth in section, x = 42.63 mm
Force produced by concrete stress block = 177.87 kN
Force produced by main steel = -155.13 kN
internal forces = 22.74 kN
Internal forcesaxial N OK for axial resistance
Moment produced by concrete stress block = 23.28 kNm
Moment produced by main steel = 14.83 kNminternal moments = 38.11 kNm
Internal momentsdesign moment OK for moment resistance
-
8/10/2019 Rectangulat Water Tanks c
19/20
Mr Kishiwa Magembe (BEng, MIET
Mr. Kishiwa Magembe (BEng, MIET)
Job Title
Client
Job No Sheet No Rev
Part
Ref
By Date Chd
File Date/Time
2014/08/01 19
Rectangular Water Tank
Mr. Bakari Saliungu
MAGEMBE 26-Aug-14 SENZIA
Print Time/Date: 26/08/2014 19:16 Print Run 19 of 20STAAD.Pro - RC BS8110 Version 5.1
Member 16 - Detailed BS8110 Main Reinforcement Cont...Min distance between bars = hagg+ 5 mm or bar diameter = 25 mm 3.12.11.1
Smallest actual space between bars = 94 mm
Max allowable spacing of bars in designed faces =47000
fs300 = 266 mm 3.12.11.2.4
Largest actual clear space between bars in designed faces = 94 mm
Max allowable spacing of bars in other faces = 155 mm Table 3.28
Largest actual clear space between bars in other faces = 94 mm
Actual area of main reinforcement (8H12) = 904.78 mm2
Min area of compression reinforcement = 0.4 % 3.12.5.3
Max area of reinforcement = 6 % (8 % if horizontally cast)
3.12.6.2Actual area of main reinforcement = 1.01 %
Max area of reinforcement at laps = 10 % 3.12.6.2
area by which steel can increase at laps = 8095.22 mm2
OK
Member 16 - Detailed BS8110 Shear Reinforcement
Spacing provided, sv = 125 mm
Major axis:
Shear force, V = 0.39 kN
Moment, M = 1.41 kNm
v =V
bvd= 0.01 N/mm2 3.4.5.2
0.8fcuand 5 N/mm2 dimensions adequate
vc = 0.79
100 As
bvd
1/3
400
d
1/4
/m = 0.790.441/31.561/4/ 1.25 = 0.54 N/mm2 3.4.5.4
fcu> 25 vc= vc(fcu/ 25)1/3 (fculimited to 40) = 0.60 N/mm
2 Table 3.8
vc' = vc+ 0.6N
Ac
V h
M= 0.60 + 0.60.250.08 = 0.61 N/mm2 3.4.5.12
vvc' only nominal links required 3.4.5.12
Area of links required = 0.4 bvsv/ 0.87 fyv = 34.50 mm2
Area of links provided (3H8), Asv = 150.80 mm2
-
8/10/2019 Rectangulat Water Tanks c
20/20
Mr Kishiwa Magembe (BEng, MIET
Mr. Kishiwa Magembe (BEng, MIET)
Job Title
Client
Job No Sheet No Rev
Part
Ref
By Date Chd
File Date/Time
2014/08/01 20
Rectangular Water Tank
Mr. Bakari Saliungu
MAGEMBE 26-Aug-14 SENZIA
Print Time/Date: 26/08/2014 19:16 Print Run 20 of 20STAAD P RC BS8110 V i 5 1
Member 16 - Detailed BS8110 Shear Reinforcement Cont...Minor axis:
Shear force, V = 0.39 kN
Moment, M = 1.41 kNm
v =V
bvd= 0.01 N/mm2 3.4.5.2
0.8fcuand 5 N/mm2 dimensions adequate
vc = 0.79
100 As
bvd
1/3
400
d
1/4
/m = 0.790.441/31.561/4/ 1.25 = 0.54 N/mm2 3.4.5.4
fcu> 25 vc= vc(fcu/ 25)1/3 (fculimited to 40) = 0.60 N/mm
2 Table 3.8
vc' = vc+ 0.6N
Ac
V h
M= 0.60 + 0.60.250.08 = 0.61 N/mm2 3.4.5.12
vvc' only nominal links required 3.4.5.12Area of links required = 0.4 bvsv/ 0.87 fyv = 34.50 mm
2
Area of links provided (3H8), Asv = 150.80 mm2
Minimum size of link bars = 6 mm 3.12.7.1
Actual size of link bars = 8 mm
Maximum spacing of links = 144 mm 3.4.5.5/3.12.7.1
OK