Multistoried R.C.C. Building design analysis work in slab & beam & column layout plan with Slab design, slab load distribution plan, slab reinforcement details plan, Beam design, beam load distribution plan, beam reinforcement details plan, S.F.D. of beam diagram, B.M.D. of beam diagram, Column design, column load distribution plan, column reinforcement details plan, A.F.D. of column diagram, B.M.D. of column diagram, Live load and death load calculation, Wind load calculation diagram design, Earthquake load calculation diagram design, Foundation base column design, Stair design, Under ground water reservoir and Over head water reservoir and septic tank plan with reinforcement design plan details.
Multistoried R.C.C. Building Structural Design Analysis with Drawing - 2
1. Department of Civil Engineering
Topics Name :
Design of Multistoried R.C.C. Building
Group Member Name Group No : 05
Debashis Deb ID NO : CEN00205039
Sanatan Chakrabarty ID NO : CEN00205048
Avijit Krishna Sushil ID NO : CEN00205053
Md. Saifuddin ID NO : CEN00205055
Sujan Dutta ID NO : CEN00205067
2. Typical Floor Plan
1 6 ' 1 4 ' 1 4 '
13'
14'
13'
6 '- 7 " X 7 '- 2 "
L I F T
39'-6"
2 '-3 "
2 '-3 "
1 3 '-6 "
5'-3"
7 '- 0 " X 6 '- 7 "
L O B B Y
S T A I R
N T Y P I C A L F L O O R P L A N
V E R A N D A
3'-4"
7 '-2 "
3'-4"
1 4 '-2 "
6'
3 '
3. Slab Layout Plan
1 6 ' 1 4 ' 1 4 '
13'
14'
13'
39'-6"
2 '- 3 "
2 '- 3 "
1 3 '-6 "
5'-3"
S T A I R
N S L A B L A Y O U T P L A N
( S 1 )
( S 4 )
( S 6 )
( S 2 ) ( S 3 )
( S 5 )
( S 8 )
( S 7 )
( S 1 0 )
( S 1 1 )
( S 9 )
6'
3 '
5. Design of Slab
Panel- S1 & S6 Panel- S2
Check for Depth:
d = √(2M / fc jk b)
r = fs / fc = 20/3×.045 = 14.81
n = 10
k = n/n+r = 10/(10+14.81) = 0.403
j = 1-k/3 = 1-0.403/3 = 0.866
d = √(2M / fc jk b)
= √(2×1.33×12/ 1.35×0.403×0.866×12)
= 2.37 < h-1 = 4-1 = 3“ (ok)
Check for Depth:
d = √(2M / fc jk b)
r = fs / fc = 20/3×.045 = 14.81
n = 10
k = n/n+r = 10/(10+14.81) = 0.403
j = 1-k/3 = 1-0.403/3 = 0.866
d = √(2M / fc jk b)
= √(2×2.05×12/ 1.35×0.403×0.866×12)
= 2.95 < h-1 = 4-1 = 3“ (ok)
Reinforcement:
M = As fs jd As = M / fs jd
Positive: (Short Direction)
As = 0.78×12/20×0.866×3 = 0.19 in²
Used 10mmØ @ 6“ c/c
(Long Direction)
As = 0.50×12/20×0.866×3 = 0.13 in²
Used 10mmØ @ 10“ c/c
Provided Main Rod (6+10)/2 = 8“/2 = 4” c/c
Reinforcement:
M = As fs jd As = M / fs jd
Positive: (Short Direction)
As = 0.53×12/20×0.866×3 = 0.13 in²
Used 10mmØ @ 10“ c/c
(Long Direction)
As = 0.73×12/20×0.866×3 = 0.17 in²
Used 10mmØ @ 7“ c/c
Provided Main Rod (7+10)/2 = 8.5”/2 = 4“ c/c
6. Design of Slab
Panel- S1 & S6 Panel- S2
Negative: (Short Direction)
As = 1.33×12/20×0.866×3 = 0.31 in²
Used 10mmØ @ 4“ c/c
(Long Direction)
As = 0.85×12/20×0.866×3 = 0.20 in²
Used 10mmØ @ 6“ c/c
As(min) = 0.0027bt = 0.0027×12×4 = 0.13 in²
Used 10mmØ @ 10“ c/c
Extra Top Bar:
(Short Direction)
As(interior) = (0.31-.08) = 0.23 in²
Used 12mmØ @ 10“ c/c
As(exterior) = (0.31-.10) = 0.21 in²
Used 12mmØ @ 11“ c/c
(Long Direction)
As(interior) = (0.20-.08) = 0.12 in²
Used 12mmØ @ 20“ c/c
As(exterior) = (0.20-.10) = 0.10 in²
Used 12mmØ @ 24“ c/c
Negative: (Short Direction)
As = 1.31×12/20×0.866×3 = 0.30 in²
Used 10mmØ @ 4“ c/c
(Long Direction)
As = 2.05×12/20×0.866×3 = 0.47 in²
Used 10mmØ @ 2.5“ c/c
As(min) = 0.0027bt = 0.0027×12×4 = 0.13 in²
Used 10mmØ @ 10“ c/c
Extra Top Bar:
(Short Direction)
As(interior) = (0.30-.08) = 0.22 in²
Used 12mmØ @ 10.5“ c/c
As(exterior) = (0.30-.10) = 0.20 in²
Used 12mmØ @ 12“ c/c
(Long Direction)
As(interior) = (0.47-.08) = 0.39 in²
Used 12mmØ @ 6“ c/c
As(exterior) = (0.47-.10) = 0.37 in²
Used 12mmØ @ 6“ c/c
7. Slab Reinforcement Details Plan
N S L A B R E I N F O R C E M E N T D E T A I L S P L A N
1 6 ' 1 4 ' 1 4 '
13'
14'
13'
6'
3 '
L I F T
1 - 1 2 m m Ø E x . T o p B a r B e t w e e n C r a n k B a r ( B o t h W a y )
1 0 m m Ø 4 " c / c M a in B a r ( B o t h W a y )
1 0 m m Ø 4 " c / c C r a n k B a r { L / 4 } ( B o t h W a y )
1 0 m m Ø 4 " c / c B in d e r
1 0 m m Ø 4 " c / c C o r n e r R e in f . P r o v id e d { L / 5 } L e n t h & S p a c in g
8. Slab Load Distribution Plan on Beam
N S L A B L O A D D I S T R I B U T I O N P L A N
1 6 ' 1 4 ' 1 4 '
13'
14'
13'
( S 1 )
( S 4 )
( S 6 )
( S 2 ) ( S 3 )
( S 5 )
( S 8 )
( S 7 )
( S 1 0 )
( S 1 1 )
( S 9 )
6'
3 '
WS/3
WS/3
WS/3
WS/3
W S / 3 x ( 3 - m ² / 2 )
W S / 3 x ( 3 - m ² / 2 )
W S / 3 x ( 3 - m ² / 2 )
W S / 3 x ( 3 - m ² / 2 )
W S / 3
W S / 3
WS/3
WS/3
W S / 3
W S / 3
WS/3
WS/3
WS/3
WS/3
W S / 3 x ( 3 - m ² / 2 )
W S / 3 x ( 3 - m ² / 2 )
9. Beam Layout Plan
N B E A M L A Y O U T P L A N
1 6 ' 1 4 ' 1 4 '
13'
14'
13'
6'
3 '
B 1 B 2 B 3
B 4 B 5 B 6 B 7
B 8 B 9 B 1 0 B 1 1
B 1 2 B 1 3 B 1 4
B 2 0
B
15
B
16
B
17
B
18
B
19
B
20
B
22
B
21
B
21
B
23
B
24
B
28
B
27
B
26
B
25
11. S.F.D. Of Beam
S.F.D. OF BEAM
9.075 K 9.685 K 7.54 K
7.54 K
9.075 K 9.685 K
B1 & B12 B2 & B13 B3 & B14
B1 & B12 B2 & B13 B3 & B14
9.075 K
9.075 K
9.685 K
9.685 K
7.54 K
7.54 K
9.075 K
9.075 K
9.685 K
9.685 K
7.54 K
7.54 K
9.075 K
9.075 K
9.685 K
9.685 K
7.54 K
7.54 K
9.075 K
9.075 K
9.685 K
9.685 K
7.54 K
7.54 K
9.075 K
9.075 K
9.685 K
9.685 K
7.54 K
7.54 K
13. S.F.D. Of Beam
S.F.D. OF BEAM
16.8 K
2.94 K 11.38 K
16.8 K
16.8 K
16.8 K
B4 & B8 B5 & B9 B7 & B11
B6 & B10
B4 & B8 B5 & B9 B7 & B11
B6 & B10
3.43 K
3.43 K
2.94 K
11.38 K
3.43 K
3.43 K
2.94 K
2.94 K
11.38 K
11.38 K
16.8 K
16.8 K
3.43 K
3.43 K
2.94 K
2.94 K
11.38 K
11.38 K
16.8 K
16.8 K
3.43 K
3.43 K
2.94 K
2.94 K
11.38 K
11.38 K
16.8 K
16.8 K
3.43 K
3.43 K
2.94 K
2.94 K
11.38 K
11.38 K
16.8 K
16.8 K
3.43 K
3.43 K
2.94 K
2.94 K
11.38 K
11.38 K
15. S.F.D. Of Beam
S.F.D. OF BEAM
7.38 K
7.38 K
8.39 K
8.39 K
7.38 K
7.38 K
7.38 K 8.39 K 7.38 K
7.38 K 8.39 K 7.38 K
B15 & B18 B19 & B24 B25 & B28
B15 & B18 B19 & B24 B25 & B28
7.38 K 8.39 K 7.38 K
7.38 K 8.39 K 7.38 K
7.38 K 8.39 K 7.38 K
7.38 K 8.39 K 7.38 K
7.38 K 8.39 K 7.38 K
7.38 K 8.39 K 7.38 K
7.38 K 8.39 K 7.38 K
7.38 K 8.39 K 7.38 K
17. S.F.D. Of Beam
S.F.D. OF BEAM
B16 B20 B26
B21
B16 B20 B26
B21
9.84 K
3.48 K 9.84 K
9.84 K
9.84 K
9.84 K
2.64 K
2.64 K
3.48 K
9.84 K
2.64 K
2.64 K
3.48 K
3.48 K
9.84 K
9.84 K
9.84 K
9.84 K
2.64 K
2.64 K
3.48 K
3.48 K
9.84 K
9.84 K
9.84 K
9.84 K
2.64 K
2.64 K
3.48 K
3.48 K
9.84 K
9.84 K
9.84 K
9.84 K
2.64 K
2.64 K
3.48 K
3.48 K
9.84 K
9.84 K
9.84 K
9.84 K
2.64 K
2.64 K
3.48 K
3.48 K
9.84 K
9.84 K
19. S.F.D. Of Beam
S.F.D. OF BEAM
7.54 K
7.54 K
7.54 K
7.54 K
B17 B23 B27
B17 B23 B27
9.84 K
9.84 K
9.84 K
9.84 K
9.84 K
9.84 K
9.84 K
9.84 K
7.54 K
7.54 K
9.84 K
9.84 K
9.84 K
9.84 K
7.54 K
7.54 K
9.84 K
9.84 K
9.84 K
9.84 K
7.54 K
7.54 K
9.84 K
9.84 K
9.84 K
9.84 K
7.54 K
7.54 K
9.84 K
9.84 K
9.84 K
9.84 K
21. Beam Design Details
6-22mm Ø Bottom Bar
4-22mm Ø Top Bar 4-22mm Ø Top Bar
10mm Ø 5.5"c/c Stirrup
L=15'-0"
10"
15"
10"
15"
4-22mm Ø Top Bar
6-22mm Ø Bottom Bar
10mm Ø 5.5"c/c Stirrup
t=4"
Beam Design-1,2,3,15,19,25
Beam Section
22. Beam Design Details
7-22mmØ BottomBar
4-22mmØ Top Bar 4-22mmØ Top Bar
10mmØ 6"c/c Stirrup
L=15'-0"
10"
16"
10"
16"
4-22mmØ Top Bar
7-22mmØ BottomBar
10mmØ 6"c/c Stirrup
t=4"
BeamDesign-4,7,8,11,16,17,23,26,27
BeamSection
23. Beam Design Details
2-16mm Ø Bottom Bar
2-16mm Ø Top Bar 2-16mm Ø Top Bar
10mm Ø 5"c/c Stirrup
L=6'-0"
10"
14"
10"
14"
2-16mm Ø Top Bar
2-16mm Ø Bottom Bar
10mm Ø 5"c/c Stirrup
t=4"
Beam Design-5,6,9,10,20,21,22
Beam Section
2-16mm Ø Bottom Bar
L=6'-0"
24. Beam Design Details
7-22mmØ BottomBar
4-22mmØ Top Bar 4-22mmØ Top Bar
10mmØ 6"c/c Stirrup
L=14'-0"
10"
16"
10"
16"
4-22mmØ Top Bar
7-22mmØ BottomBar
10mmØ 6"c/c Stirrup
t=4"
BeamDesign-12,13,14,18,24,28
BeamSection
25. Column Layout Plan
N C O L U M N L A Y O U T P L A N
1 6 ' 1 4 ' 1 4 '
13'
14'
13'
6'
3 '
C 1 C 2 C 3 C 4
C 9
C 8
C 7
C 6
C 5
C 1 2 C 1 3 C 1 4 C 1 5
C 1 0 C 1 1
C 1 6
C 1 7 C 1 8 C 1 9 C 2 0
26. A.F.D. Of Column
A.F.D. OF COLUMN
9.075 K
C1 & C17
18.76 K 17.23 K 7.54 K
15.08 K
22.63 K
30.16 K
37.70 K
45.24 K
C2 & C18 C3 & C19 C4 & C20
C1 & C17 C2 & C18 C3 & C19 C4 & C20
18.15 K
27.23 K
36.30 K
45.38 K
54.45 K
37.53 K
56.28 K
75.04 K
93.80 K
112.56 K
34.46 K
51.69 K
68.93 K
86.15 K
103.38 K
28. A.F.D. Of Column
A.F.D. OF COLUMN
16.8 K
C5 & C12
20.23 K 14.33 K 11.38 K
22.76 K
34.14 K
45.52 K
56.90 K
68.28 K
C6 & C13 C8 & C15 C9 & C16
6.37 K
C7 & C14
C5 & C12 C6 & C13 C8 & C15 C9 & C16
C7 & C14
33.6 K
50.4 K
67.2 K
84.0 K
100.8 K
40.46 K
60.69 K
80.92 K
101.15 K
121.38 K
28.66 K
42.99 K
57.32 K
71.65 K
85.98 K
12.74 K
19.11 K
25.48 K
31.85 K
38.22 K
30. A.F.D. Of Column
A.F.D. OF COLUMN
7.38 K
C1 & C4
7.38 K
C5 & C9 C12 & C16 C17 & C20
C1 & C4 C5 & C9 C12 & C16 C17 & C20
15.77 K 15.77 K
31.54 K
47.31 K
63.08 K
78.85 K
94.63 K
14.8 K
22.1 K
29.5 K
36.9 K
44.3 K
14.8 K
22.1 K
29.5 K
36.9 K
44.3 K
31.54 K
47.31 K
63.08 K
78.85 K
94.63 K
32. A.F.D. Of Column
A.F.D. OF COLUMN
C2 C6 C13 C18
C10
C2 C6 C13 C18
C10
9.84 K 12.48 K 13.33 K 9.84 K
6.13 K
19.7 K
29.5 K
39.4 K
49.3 K
59.04 K
24.96 K
37.44 K
49.92 K
62.40 K
74.88 K
26.66 K
39.99 K
53.32 K
66.65 K
79.98 K
12.26 K
18.39 K
24.53 K
30.65 K
36.78 K
19.7 K
29.5 K
39.4 K
49.3 K
59.04 K
34. A.F.D. Of Column
A.F.D. OF COLUMN
C3 C8 C15 C19
C3 C8 C15 C19
9.84 K 9.84 K
19.7 K
29.5 K
39.4 K
49.3 K
59.04 K
19.7 K
29.5 K
39.4 K
49.3 K
59.04 K
17.38 K
34.76 K
52.14 K
69.53 K
86.90 K
104.28 K
17.38 K
34.76 K
52.14 K
69.53 K
86.90 K
104.28 K
36. Wind Load Calculation Design
S.F.D. OF COLUMN
C4 & C17
5.025 K
0.837 K
C9 & C18 C16 & C19 C20 & C20
C4 & C17 C9 & C18 C16 & C19 C20 & C20
1.675 K 1.675 K
18.43 K
15.07 K
11.73 K
8.375 K
5.025 K
0.837 K
9.213 K
7.537 K
5.863 K
4.187 K
2.513 K
10.05 K
10.05 K
10.05 K
10.05 K
10.05 K
2.513 K
4.187 K
5.863 K
7.537 K
18.43 K
15.07 K
11.73 K
8.375 K
5.025 K
9.213 K
37. Wind Load Calculation Design
A.F.D. OF BEAM
C12 & C18 C13 & C24 C14 & C28
C12 & C18 C13 & C24 C14 & C28
4.188 K 2.513 K 0.837 K
8.374 K 5.024 K 1.674 K
8.376 K 5.026 K 1.676 K
8.374 K 5.019 K 1.664 K
8.376 K 5.036 K 1.696 K
8.374 K 5.014 K 1.654 K
5.025 K
10.05 K
10.05 K
10.05 K
10.05 K
10.05 K
40. Earthquake Load Calculation Design
S.F.D. OF COLUMN
C4 & C17
14.46 K
2.41 K
C9 & C18 C16 & C19 C20 & C20
C4 & C17 C9 & C18 C16 & C19 C20 & C20
4.82 K 4.82 K
16.87 K
16.06 K
14.46 K
12.05 K
8.83 K
2.41 K
8.43 K
8.03 K
7.23 K
6.03 K
4.41 K
2.41 K
4.82 K
7.23 K
9.64 K
12.05 K
4.41 K
6.03 K
7.23 K
8.03 K
16.87 K
16.06 K
14.46 K
12.05 K
8.83 K
8.43 K
41. Earthquake Load Calculation Design
A.F.D. OF BEAM
C12 & C18 C13 & C24 C14 & C28
C12 & C18 C13 & C24 C14 & C28
12.05 K 7.23 K 2.41 K
10.05 K 6.04 K 2.03 K
8.02 K 4.80 K 1.58 K
6.03 K 3.62 K 1.21 K
4.02 K 2.42 K 0.82 K
2.01 K 1.20 K 0.39 K
14.46 K
2.41 K
4.82 K
7.23 K
9.64 K
12.05 K
44. Column Design Details
16"
16"
10-25m m Ø Straight Bar
10m m Ø 7"c/c Tie Bar
Colum n-(1, 4, 17, 20) Size=[16"X16"]
24"
22"
20-25m m Ø Straight Bar
10m m Ø 7"c/c Tie Bar
Colum n-(2, 3, 18, 19) Size=[22"X24"]
Colum n Design
45. Column Design Details
24"
24"
22-25m m Ø Straight Bar
10m m Ø 7"c/c Tie Bar
Colum n-(6, 8, 13, 15) Size= [24"X24"]
Colum n Design
24"
20"
18-25m m Ø Straight Bar
10m m Ø 7"c/c Tie Bar
Colum n-(5, 9, 12, 16) Size= [20"X24"]
46. Column Design Details
Lintel & Sunshed Design
16"
12"
8-25mm Ø Straight Bar
10mm Ø 6"c/c Tie Bar
Column-(7, 10, 11, 14) Size=[12"X16"]
2-12mm Ø Hanger Bar
8mm Ø 2"c/c Stirrup
6-12mm Ø Straight & Crank Bar
8mm Ø 9"c/c Bars
8mm Ø 6"c/c Bars
5"
6"
1'-6"
47. Footing Design Details
G . L .
P . L .
1 0 m m Ø 7 " c / c T i e B a r
1 0 - 2 5 m m Ø S t r a i g h t B a r
1 6 m m Ø 6 " c / c ( B o t h S i d e )
G . B e a m
C . C . C a s t i n g
1 6 "
6 ' - 0 " X 6 ' - 0 "
1 ' - 6 "
4 ' - 6 "
3 "
1 2 "
3 "
6 ' - 0 "
6 ' - 0 "
1 0 - 2 5 m m Ø S t r a i g h t B a r
1 6 m m Ø 6 " c / c ( B o t h S i d e )
6 ' - 0 "
1 6 "
F o o t i n g D e s i g n - 1 , 4 , 1 7 , 2 0
48. Footing Design Details
8 ' - 0 "
2 0 - 2 5 m m Ø S t r a i g h t B a r
1 6 m m Ø 4 " c / c ( B o t h S i d e )
8 ' - 0 "
2 2 "
F o o t i n g D e s i g n - 2 , 3 , 1 8 , 1 9
G . L .
P . L .
1 0 m m Ø 7 " c / c T i e B a r
2 0 - 2 5 m m Ø S t r a i g h t B a r
1 6 m m Ø 4 " c / c ( B o t h S i d e )
G . B e a m
C . C . C a s t i n g
2 2 "
8 ' - 0 " X 8 ' - 0 "
1 ' - 6 "
4 ' - 0 "
3 "
1 8 "
3 "
6 ' - 0 "
49. Footing Design Details
G . L .
P . L .
1 0 m m Ø 7 " c / c T i e B a r
1 8 - 2 5 m m Ø S t r a i g h t B a r
1 6 m m Ø 4 " c / c ( B o t h S i d e )
G . B e a m
C . C . C a s t i n g
2 0 "
8 ' - 0 " X 7 ' - 0 "
1 ' - 6 "
4 ' - 2 "
3 "
1 6 "
3 "
6 ' - 0 "
7 ' - 0 "
1 8 - 2 5 m m Ø S t r a i g h t B a r
1 6 m m Ø 4 " c / c ( B o t h S i d e )
8 ' - 0 "
2 0 "
F o o t i n g D e s i g n - 5 , 9 , 1 2 , 1 6
50. Footing Design Details
G . L .
P . L .
1 0 m m Ø 7 " c / c T i e B a r
2 2 - 2 5 m m Ø S t r a i g h t B a r
1 6 m m Ø 4 " c / c ( B o t h S i d e )
G . B e a m
C . C . C a s t i n g
2 4 "
9 ' - 0 " X 8 ' - 0 "
1 ' - 6 "
4 ' - 0 "
3 "
1 8 "
3 "
6 ' - 0 "
8 ' - 0 "
2 2 - 2 5 m m Ø S t r a i g h t B a r
1 6 m m Ø 4 " c / c ( B o t h S i d e )
9 ' - 0 "
2 4 "
F o o t i n g D e s i g n - 6 , 8 , 1 3 , 1 5
51. Footing Design Details
G . L .
P . L .
1 0 m m Ø 6 " c / c T i e B a r
8 - 2 5 m m Ø S t r a i g h t B a r
1 6 m m Ø 6 " c / c ( B o t h S i d e )
G . B e a m
C . C . C a s t i n g
1 2 "
5 ' - 0 " X 5 ' - 0 "
1 ' - 6 "
4 ' - 6 "
3 "
1 2 "
3 "
6 ' - 0 "
5 ' - 0 "
8 - 2 5 m m Ø S t r a i g h t B a r
1 6 m m Ø 6 " c / c ( B o t h S i d e )
5 ' - 0 "
1 2 "
F o o t i n g D e s i g n - 7 , 1 0 , 1 1 , 1 4
52. Stair Design Details
1 2 m m Ø 3 "c/c A n gle B ar
1 0 m m Ø 6 "c/c B in der
5 " Th ickn ess W eist S lab
F.L.
1 st Lan d in g S ection
1 2 m m Ø 3 "c/c A ngle B ar
1 0 m m Ø 6 "c/c B in der
5 " Th ickn ess W eist S lab
2 n d Lan d in g S ection
1 2 " 3 '-0 " 4 '-0 "
7 '-6 "
S tair D esign
53. Water Reservoir Tank Design Details
1 2 m m Ø 7 " c / c S t r a i g h t B a r
2 0 m m Ø 3 " c / c C r a n k B a r
2 0 m m & 1 4 m m Ø B a r s
A l t e r n a t e l y A t 6 " c / c
1 2 m m Ø 7 " c / c S t r a i g h t B a r
2 0 m m Ø 3 " c / c C r a n k B a r
T o p S e c t i o n
2 4 "
2 4 "
1 2 m m Ø 7 " c / c S t r a i g h t B a r
2 0 m m & 1 4 m m Ø B a r s
A l t e r n a t e l y A t 4 " c / c
1 0 m m Ø B a r s 7 " c / c
1 2 m m Ø 7 " c / c S t r a i g h t B a r
S i d e S e c t i o n
W a t e r R e s e r v o i r D e s i g n
8 " 8 "
1 4 ' - 9 "
1 4 ' - 9 "
1 4 ' - 9 "
9 ' - 1 0 "
54. Over Head Tank Design Details
1 0 m m Ø 5 " c / c
1 0 m m Ø 5 " c / c
1 2 m m Ø 3 " c / c
1 2 m m Ø 3 " c / c
2 0 m m Ø 7 " c / c
2 0 m m Ø 8 " c / c 2 0 m m Ø 4 " c / c
6 m m Ø 5 " c / c
1 2 m m Ø 5 " c / c
1 0 m m Ø 5 " c / c
1 0 m m Ø 5 " c / c
1 2 m m Ø 3 " c / c
1 2 m m Ø 3 " c / c
2 0 m m Ø 8 " c / c
1 0 m m Ø 8 " c / c
2 0 m m Ø 4 " c / c
6 m m Ø 5 " c / c
1 2 m m Ø 5 " c / c
8 " 8 "
8 "
8 "
1 0 "
1 0 "
5 ' - 1 1 "
3 ' - 0 "
1 0 ' - 2 "
1 0 ' - 2 " 7 ' - 6 "
2 9 ' - 1 0 "
2 0 m m Ø 4 " c / c
8 m m Ø 6 " c / c
1 2 m m Ø 3 " c / c
2 0 m m Ø 4 " c / c
8 m m Ø 6 " c / c
1 2 m m Ø 3 " c / c
8 " 8 "
8 "
8 "
1 4 ' - 8 "
2 9 ' - 1 0 "
1 2 m m Ø 3 " c / c
1 0 m m Ø 5 " c / c
1 2 m m Ø 3 " c / c
1 0 m m Ø 5 " c / c
1 2 m m Ø 3 " c / c
1 0 m m Ø 5 " c / c
1 2 m m Ø 3 " c / c
1 0 m m Ø 5 " c / c
3 6 "
L o n g S e c t i o n
T o p S e c t i o n
1 2 m m Ø 3 " c / c
2 0 m m Ø 4 " c / c
8 " 8 "
8 "
8 "
1 0 "
1 0 "
5 ' - 1 1 "
3 ' - 0 "
S h o r t S e c t i o n
O v e r H e a d T a n k D e s i g n
1 3 ' - 0 "
1 3 ' - 4 "
2 0 m m Ø 7 " c / c
2 0 m m Ø 8 " c / c
2 0 m m Ø 8 " c / c
1 0 m m Ø 8 " c / c
2 0 m m Ø 4 " c / c
6 m m Ø 5 " c / c
1 2 m m Ø 5 " c / c
8 m m Ø 6 " c / c
1 2 m m Ø 3 " c / c
2 0 m m Ø 4 " c / c
8 m m Ø 6 " c / c
55. Septic Tank Design Details
G .L
2'
3'
3 '-5"
4"
6"
3"
8 '-9"
9"
7 '-5"
W ater Level
C .I.M .H . C over
5"
10"
15"
5"
10"
15"
3 ' X 3 ' H oles
G .L
5"
10"
15"
5"
10"
15"
1 0'-5"
C ross S ection
4 " V entilation Pipe
4 " S .W Pipe
4 "C .C
(1:2:4)
3 ' X 3 ' V entilation H ole 1 8" M .H C over
4 "R .C .C S lab
4 " S .W Pipe
6 "C .C (1 :2 :4 ) O ver & 3" B .F. S oling
3' X 3' V entilation H ole
6 '-7" 1 1'-0" 5 '-6"
26'-11"
Long S ection
D = 8 '-5"
S eptic Tank D esign
56. Soak Pit Tank Design Details
G . L
W a t e r L e v e l
4 " R . C . C . S l a b
1 8 " C . I . M a n h o l e C o v e r
O r d i n a r y B r i c k W o r k ( 1 : 6 )
M i d B r i c k W o r k
C . B . W o r k ( 1 : 6 )
3 " P r o j e c t i o n
R . C . C . W a s h C u r b
1 5 ' - 0 "
6 ' - 0 "
9 ' - 0 "
M i d S e c t i o n
1 8 "
O r d i n a r y B r i c k W o r k ( 1 : 6 )
4 " R . C . C . S l a b ( 1 : 2 : 4 )
M . H .
7 ' - 1 1 " D i a
T o p S e c t i o n
7 ' - 1 1 " D i a
S o a k P i t D e s i g n