University of Karbala
Infrastructure engineering
Solution Homework 4
Sewer system design
Ali Adnan Abid
Public
Public
Invert level =ground level –(1+Dia)
D=250 mm
Slop= 1
�
�
D=0.25 m
S=0.004
L=50 m Slop x L=50*0.004 = 0.2
S1= 45.37- (1+0.25) =44.12
S2=44.12-0.2=43.92
S3=43.7
S4=43.52
S5=44.72-1.25=43.47
S6=43.27
S7=43.46
S8=43.26
S9=44.71
-1.25 =
43.46
S10=44.3-1.25 =43.26
S11=43.37
S12=43.17
S13=43.63
S14=43.43
S15=43.23
S16=43.03
S17=42.83
S18=42.63
S19=42.43
S20=42.23
S6=43.27-0.2 =43.07 use S17=42.83
S8=43.26-0.2 =43.06 use S18=42.63
S10=43.26-0.2= 43.06 use S19= 42.43
S12=43.17-0.2 =42.97 use S20 =42.23
remaining solution as in the tables below:
Public
NO G.L INV L(m) D(m) S
S1 45.37 44.12 50 0.25 0.004
S2 45.37 43.92 50 0.25 0.004
S3 44.92 43.72 50 0.25 0.004
S4 44.82 43.52 50 0.25 0.004
S5 44.72 43.47 50 0.25 0.004
S6 44.62 43.27 50 0.25 0.004
S7 44.71 43.46 50 0.25 0.004
S8 45.05 43.26 50 0.25 0.004
S9 44.71 43.46 50 0.25 0.004
S10 44.3 43.26 50 0.25 0.004
S11 44.62 43.37 50 0.25 0.004
S12 44.47 43.17 50 0.25 0.004
S13 44.88 43.63 50 0.25 0.004
S14 44.99 43.43 50 0.25 0.004
S15 44.57 43.23 50 0.25 0.004
S16 43.91 43.03 50 0.25 0.004
Public
NO G. L INV L(m) D(m) S
S17 44.35 42.83 50 0.25 0.004
S18 44.34 42.63 50 0.25 0.004
S19 44.27 42.43 50 0.25 0.004
S20 44.4 42.23 50 0.25 0.004
S21 43.90 42.03 50 0.25 0.004
S22 44.33 41.87 50 0.25 0.004
S23 44.44 43.19 50 0.25 0.004
S24 44.45 42.99 50 0.25 0.004
S25 44.46 42.79 50 0.25 0.004
S26 44.56 42.59 50 0.25 0.004
S27 44.42 43.17 50 0.25 0.004
S28 44.63 42.97 50 0.25 0.004
S29 44.29 42.77 50 0.25 0.004
S30 43.86 42.41 50 0.25 0.004
S31 44.15 42.21 50 0.25 0.004
S32 44.11 42.01 50 0.25 0.004
Public
NO G. L INV L(m) D(m) S
S33 43.56 41.81 50 0.25 0.004
S34 43.90 42.65 50 0.25 0.004
S35 44.32 42.45 50 0.25 0.004
S36 44.34 41.83 50 0.25 0.004
S37 44.19 41.61 50 0.25 0.004
S38 44.33 42.25 50 0.25 0.004
S39 44.22 41.63 50 0.25 0.004
S40 44.14 41.67 50 0.25 0.004
S41 44.15 41.47 50 0.25 0.004
S42 44.16 42.91 50 0.25 0.004
S43 44.20 42.71 50 0.25 0.004
S44 44.15 42.51 50 0.25 0.004
S45 43.95 42.01 50 0.25 0.004
S46 43.75 41.81 50 0.25 0.004
S47 43.63 41.61 50 0.25 0.004
S48 43.5 41.41 50 0.25 0.004
Public
NO G. L INV L(m) D(m) S
S49 43.63 41.21 50 0.25 0.004
S50 43.74 41.01 50 0.25 0.004
S51 43.70 40.81 50 0.25 0.004
S52 43.625 42.71 50 0.25 0.004
S53 43.55 42.51 50 0.25 0.004
S54 42.95 42.31 50 0.25 0.004
S55 43.45 42.51 50 0.25 0.004
S56 43.95 42.31 50 0.25 0.004
S57 43.63 41.81 50 0.25 0.004
S58 43.66 42.31 50 0.25 0.004
S59 44.07 42.11 50 0.25 0.004
S60 44.3 41.61 50 0.25 0.004
S61 43.54 41.41 50 0.25 0.004
S62 43.59 41.41 50 0.25 0.004
S63 43.19 41.21 50 0.25 0.004
S64 43.95 41.21 50 0.25 0.004
Public
NO G. L INV L(m) D(m) S
S65 43.00 41.01 50 0.25 0.004
S66 43.37 41.01 50 0.25 0.004
S67 43.3 40.81 50 0.25 0.004
S68 43.4 40.81 50 0.25 0.004
S69 43.5 40.61 50 0.25 0.004
S70 43.24 40.61 50 0.25 0.004
S71 43.12 40.41 50 0.25 0.004
S72 43.6 42.11 50 0.25 0.004
S73 42.96 41.91 50 0.25 0.004
S74 43 41.71 50 0.25 0.004
S75 43.1 41.51 50 0.25 0.004
S76 43.17 41.31 50 0.25 0.004
S77 43.19 41.11 50 0.25 0.004
S78 43.1 40.91 50 0.25 0.004
S79 43.01 40.71 50 0.25 0.004
S80 42.96 40.21 50 0.25 0.004
Public
45.37 45.37
44.92
44.82
44.62
43.92
43.72
43.52
43.27
43
42.5
42
43.5
44
44.5
44.12
45
45.5
46
S1 S2 S3 S4 S6
G.L INV
Public
44.88
44.99
44.57
44.35 44.34 44.27
44.4
43.91 43.9
44.33
43.63
43.43
43.23
43.03
42.83
42.63
42.43
42.23
42.03
41.87
41.5
41
40.5
40
42
42.5
43
43.5
44
44.5
45
45.5
S13 S14 S15 S16 S17 S18 S19 S20 S21 S22
S13-S22
G.L INV
Public
44.42
44.63
44.29
43.17
42.97
42.77
42.5
42
41.5
43
44
43.5
44.5
45
S28 S29
S27
S27-
S29
G.L INV
Public
44.15 44.11
43.56
44.19
42.21
42.01
41.81
41.61
41.5
41
40.5
40
42
43.5
43
42.5
44
44.5
S31 S32 S33 S37
S31-S37
G.L INV
Public
43.9
44.32 44.34
42.65
42.45
41.83
41.5
41
40.5
42.5
42
44
43.5
43
45
44.5
S34 S35 S36
S34-S36 G.L S34 S35 S36
Public
44.16 44.2 44.15
43.95
43.75
43.63
43.5
43.63
43.74 43.7
42.91
42.71
42.51
42.01
41.81
41.61
41.41
41.21
41.01
40.81
39
40
41
42
43
44
45
S42 S43 S44 S46 S47 S48 S49 S50 S51
S45
S4
2-
s5
1
G.L INV
Public
44.07
44.3
43.54 43.59
43.19
43.95
43
43.37 43.3 43.4 43.5
43.24
42.31
42.11
41.61
41.41 41.41
41.21 41.21
41.01 41.01
40.81 40.81
40.61 40.61
40
39
38
41
42
43
44 43.66
45
S58 S59 S60 S62 S63 S64 S65 S66 S67 S68 S69 S70
S61
S58-
S70
G.L INV
Public
42.95
43.6
42.96 43 43.1 43.17 43.19 43.1 43.01 42.96
42.31
42.11
41.91
41.71
41.51
41.31
41.11
40.91
40.71
40.21
40
39
38
41
42
43
44
S54 S72 S74 S75 S76 S77 S78 S79 S80
S73
S54-
S80
G.L INV
Public

Ali Adnan شال ال بللريتا الAbid سثمخي.pptx

  • 1.
    University of Karbala Infrastructureengineering Solution Homework 4 Sewer system design Ali Adnan Abid Public
  • 2.
  • 3.
    Invert level =groundlevel –(1+Dia) D=250 mm Slop= 1 � � D=0.25 m S=0.004 L=50 m Slop x L=50*0.004 = 0.2 S1= 45.37- (1+0.25) =44.12 S2=44.12-0.2=43.92 S3=43.7 S4=43.52 S5=44.72-1.25=43.47 S6=43.27 S7=43.46 S8=43.26 S9=44.71 -1.25 = 43.46 S10=44.3-1.25 =43.26 S11=43.37 S12=43.17 S13=43.63 S14=43.43 S15=43.23 S16=43.03 S17=42.83 S18=42.63 S19=42.43 S20=42.23 S6=43.27-0.2 =43.07 use S17=42.83 S8=43.26-0.2 =43.06 use S18=42.63 S10=43.26-0.2= 43.06 use S19= 42.43 S12=43.17-0.2 =42.97 use S20 =42.23 remaining solution as in the tables below: Public
  • 4.
    NO G.L INVL(m) D(m) S S1 45.37 44.12 50 0.25 0.004 S2 45.37 43.92 50 0.25 0.004 S3 44.92 43.72 50 0.25 0.004 S4 44.82 43.52 50 0.25 0.004 S5 44.72 43.47 50 0.25 0.004 S6 44.62 43.27 50 0.25 0.004 S7 44.71 43.46 50 0.25 0.004 S8 45.05 43.26 50 0.25 0.004 S9 44.71 43.46 50 0.25 0.004 S10 44.3 43.26 50 0.25 0.004 S11 44.62 43.37 50 0.25 0.004 S12 44.47 43.17 50 0.25 0.004 S13 44.88 43.63 50 0.25 0.004 S14 44.99 43.43 50 0.25 0.004 S15 44.57 43.23 50 0.25 0.004 S16 43.91 43.03 50 0.25 0.004 Public
  • 5.
    NO G. LINV L(m) D(m) S S17 44.35 42.83 50 0.25 0.004 S18 44.34 42.63 50 0.25 0.004 S19 44.27 42.43 50 0.25 0.004 S20 44.4 42.23 50 0.25 0.004 S21 43.90 42.03 50 0.25 0.004 S22 44.33 41.87 50 0.25 0.004 S23 44.44 43.19 50 0.25 0.004 S24 44.45 42.99 50 0.25 0.004 S25 44.46 42.79 50 0.25 0.004 S26 44.56 42.59 50 0.25 0.004 S27 44.42 43.17 50 0.25 0.004 S28 44.63 42.97 50 0.25 0.004 S29 44.29 42.77 50 0.25 0.004 S30 43.86 42.41 50 0.25 0.004 S31 44.15 42.21 50 0.25 0.004 S32 44.11 42.01 50 0.25 0.004 Public
  • 6.
    NO G. LINV L(m) D(m) S S33 43.56 41.81 50 0.25 0.004 S34 43.90 42.65 50 0.25 0.004 S35 44.32 42.45 50 0.25 0.004 S36 44.34 41.83 50 0.25 0.004 S37 44.19 41.61 50 0.25 0.004 S38 44.33 42.25 50 0.25 0.004 S39 44.22 41.63 50 0.25 0.004 S40 44.14 41.67 50 0.25 0.004 S41 44.15 41.47 50 0.25 0.004 S42 44.16 42.91 50 0.25 0.004 S43 44.20 42.71 50 0.25 0.004 S44 44.15 42.51 50 0.25 0.004 S45 43.95 42.01 50 0.25 0.004 S46 43.75 41.81 50 0.25 0.004 S47 43.63 41.61 50 0.25 0.004 S48 43.5 41.41 50 0.25 0.004 Public
  • 7.
    NO G. LINV L(m) D(m) S S49 43.63 41.21 50 0.25 0.004 S50 43.74 41.01 50 0.25 0.004 S51 43.70 40.81 50 0.25 0.004 S52 43.625 42.71 50 0.25 0.004 S53 43.55 42.51 50 0.25 0.004 S54 42.95 42.31 50 0.25 0.004 S55 43.45 42.51 50 0.25 0.004 S56 43.95 42.31 50 0.25 0.004 S57 43.63 41.81 50 0.25 0.004 S58 43.66 42.31 50 0.25 0.004 S59 44.07 42.11 50 0.25 0.004 S60 44.3 41.61 50 0.25 0.004 S61 43.54 41.41 50 0.25 0.004 S62 43.59 41.41 50 0.25 0.004 S63 43.19 41.21 50 0.25 0.004 S64 43.95 41.21 50 0.25 0.004 Public
  • 8.
    NO G. LINV L(m) D(m) S S65 43.00 41.01 50 0.25 0.004 S66 43.37 41.01 50 0.25 0.004 S67 43.3 40.81 50 0.25 0.004 S68 43.4 40.81 50 0.25 0.004 S69 43.5 40.61 50 0.25 0.004 S70 43.24 40.61 50 0.25 0.004 S71 43.12 40.41 50 0.25 0.004 S72 43.6 42.11 50 0.25 0.004 S73 42.96 41.91 50 0.25 0.004 S74 43 41.71 50 0.25 0.004 S75 43.1 41.51 50 0.25 0.004 S76 43.17 41.31 50 0.25 0.004 S77 43.19 41.11 50 0.25 0.004 S78 43.1 40.91 50 0.25 0.004 S79 43.01 40.71 50 0.25 0.004 S80 42.96 40.21 50 0.25 0.004 Public
  • 9.
  • 10.
    44.88 44.99 44.57 44.35 44.34 44.27 44.4 43.9143.9 44.33 43.63 43.43 43.23 43.03 42.83 42.63 42.43 42.23 42.03 41.87 41.5 41 40.5 40 42 42.5 43 43.5 44 44.5 45 45.5 S13 S14 S15 S16 S17 S18 S19 S20 S21 S22 S13-S22 G.L INV Public
  • 11.
  • 12.
  • 13.
  • 14.
    44.16 44.2 44.15 43.95 43.75 43.63 43.5 43.63 43.7443.7 42.91 42.71 42.51 42.01 41.81 41.61 41.41 41.21 41.01 40.81 39 40 41 42 43 44 45 S42 S43 S44 S46 S47 S48 S49 S50 S51 S45 S4 2- s5 1 G.L INV Public
  • 15.
    44.07 44.3 43.54 43.59 43.19 43.95 43 43.37 43.343.4 43.5 43.24 42.31 42.11 41.61 41.41 41.41 41.21 41.21 41.01 41.01 40.81 40.81 40.61 40.61 40 39 38 41 42 43 44 43.66 45 S58 S59 S60 S62 S63 S64 S65 S66 S67 S68 S69 S70 S61 S58- S70 G.L INV Public
  • 16.
    42.95 43.6 42.96 43 43.143.17 43.19 43.1 43.01 42.96 42.31 42.11 41.91 41.71 41.51 41.31 41.11 40.91 40.71 40.21 40 39 38 41 42 43 44 S54 S72 S74 S75 S76 S77 S78 S79 S80 S73 S54- S80 G.L INV Public