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A6880 - Eng - June 2024
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LOCATION TIME SUB-CATCHMENT RUNOFF INLET DESIGN DRAIN DESIGN HEADLOSSES PART FULL DESIGN LEVELS
tc I C10 C A C*A +CA Q Qg Qb tc I +CA Qt Qm Qs Qp L S V T V2/2g Ku hu Kl hl Kw hw Sf hf Vp
(PIPE GRADE VELOCITY)
MAJOR SURFACE FLOW
MAJOR SURFACE FLOW
SUB-CATCHMENT AREA
SLOPE OF CATCHMENT
FLOW VELOCITY FULL
DIMENSIONS (CLASS)
RAINFALL INTENSITY
RAINFALL INTENSITY
MAJOR TOTAL FLOW
STRUCTURE RATIOS
EQUIVALENT AREA
SUB-CATCHMENTS
LAT. PIPE STRUCT.
SURFACE OR K&C
U/S PIPE STRUCT.
HEADLOSS (L * Sf)
FLOW INTO INLET
CHANGE IN W.S.E
SUB-CATCHMENT
SUB-CATCHMENT
UPSTREAM H.G.L
OBVERT LEVELS
ROAD CAPACITY
VELOCITY HEAD
STRUCTURE No.
STRUCTURE No.
STRUCTURE No.
LAT. HEADLOSS
DRAIN SECTION
REACH LENGTH
DRAIN SECTION
CALCULATIONS
CONTRIBUTING
TIME OF CONC.
TIME OF CONC.
U/S HEADLOSS
PIPE FRICTION
PIPE FRICTION
TIME OF FLOW
BYPASS FLOW
SUM OF (C * A)
INVERT LEVEL
CO-EFFICIENT
CO-EFFICIENT
CO-EFFICIENT
CO-EFFICIENT
FOR 'K' VALUE
(INC. BYPASS)
ROAD GRADE
COEFFICIENT
FLOW IN K&C
MINOR FLOW
TOTAL (C * A)
10yr RUNOFF
STRUCTURE
PIPE GRADE
DISCHARGE
OF RUNOFF
DESIGN ARI
INLET TYPE
PIPE FLOW
HEADLOSS
HEADLOSS
CHART No.
PIPE / BOX
LAND USE
CAPACITY
LAT. H.G.L
VELOCITY
IN REACH
CRITICAL
AT INLET
BYPASS
DEPTH
SLOPE
W.S.E.
W.S.E
H.G.L
yrs % min mm/h ha ha ha l/s l/s % l/s l/s l/s min mm/h ha l/s l/s l/s l/s m % mm m/s min m m m m % m m m/s m m m m m m
1% 1/10 1/10 1/10 5.00 272 0.90 1.00 0.253 0.253 0.253 191 191 0.00 546#D.3L3.6A0.81F0.5 191 0 LOST 5.00 272 0.253 191 191 10.070 19.86 375(2) 1.73 0.10 Qg 0.191 Qo 0.191 Do 375 0.153 4.22 0.644 4.22 0.644 1.19 0.120 0.126 5.84 38.375 38.375 39.019 39.019 39.000 1/10
1% to 2/10 5.00 272 0.90 1.00 0.253 0.253 191 (UNLOCKED 0) 5.00 272 0.253 (Pipe flow= Grate flow) (7.07) CHART 32: Vo2/2gDo 0.41 H/Do 0.00 36.375 37.022
0.253
FLOW WIDTH/DEPTH 0.149Dp m Kg side flow 4.22 end flow 3.64
1% 2/10 2/10 1/10 24 5.10 271 0.253 190 191 24.722 0.50 375(2) 1.73 0.24 Qo 0.191 Do 375 0.153 1.58 0.241 1.86 0.284 1.19 0.294 36.355 36.781 37.022 37.065 37.400 2/10
1% to 3/10 5.10 271 0.253 (Pipe flow= Sum upstr atten flows) (1.12) CHART 50 Du/Do1.00 alpha 67 36.231 36.487
K'w 0.28 Vu 1.73 WSE 0.28
Ku 1.58 Kw 1.86
1% 3/10 3/10 1/10 24 5.34 268 0.253 188 191 61.892 6.86 375(2) 1.73 0.60 Qo 0.191 Do 375 0.153 1.81 0.276 2.11 0.322 1.19 0.737 0.169 3.97 36.211 36.211 36.487 36.533 37.400 3/10
1% to 2/1 5.34 268 0.253 (Pipe flow= Sum upstr atten flows) (4.15) CHART 50 Du/Do1.00 alpha 91 31.966 32.746
K'w 0.30 Vu 1.73 WSE 0.32
Ku 1.81 Kw 2.11
1% 1/1 1/1 24 5.00 272 0.473 357 357 27.552 9.11 375(2) 3.23 0.14 Qo 0.357 Do 375 0.532 2.45 1.303 2.45 1.303 4.15 1.144 0.226 5.14 34.475 34.475 35.778 35.778 37.300 1/1
1% to 2/1 5.00 272 0.473 (Pipe flow= Set by user) (4.79) CHART 32: Vo2/2gDo 1.42 H/Do 0.00 31.966 32.746
Kg side flow 2.45 end flow 2.30
1% 2/1 2/1 1/10;2/1 5.00 272 0.90 1.00 0.009 0.009 0.009 7 7 0.00 546#D.3L3.6A0.81F0.5 7 0 LOST 5.94 262 0.735 535 537 6.347 3.56 450(2) 3.38 0.03 Qg 0.007 Qo 0.537 Do 450 0.582 1.34 0.780 1.34 0.780 3.56 0.226 31.966 31.966 32.746 32.746 32.900 2/1
1% to OUT/1 5.00 272 0.90 1.00 0.009 0.009 7 (UNLOCKED 0) 5.94 262 0.735 (Pipe flow= Sum upstr atten flows) (3.38) Routine 2.1 3/10 and 1/1 31.740 31.740
0.009
FLOW WIDTH/DEPTH 0.016Dp m CHART 48 Vel1 1.692 Vel2 3.113
Du/Do 0.83 Qu/Qo 0.35 K 1.67 Eq Dia 508 Angle 134 Flow 0.531
d/Do 2.0 chrt Qg/Qo 0.01 Kg 0.01 CHART 33 Angle 0
d/Do 1.5 chrt Qg/Qo 0.01 Kg 0.01 S/Do 2.5
d/Do 1.00 Interp value Kg 0.01 Du/Do 1.13 Qg/Qo 0.01 K 0.26
Ku=Kw= 1.68 S/Do 1.37 cor 0.02 Ku 0.28 Kw 0.28
Combined pipes in line case Interpolated Ku= 1.34 Kw= 1.34
Join Pipes:
1% 1/2 1/2 1/2 5.00 272 0.90 1.00 0.054 0.054 0.054 41 41 0.00 546#D.3L3.6A0.81F0.5 41 0 LOST 5.00 272 0.054 41 41 44.040 0.64 300(2) 0.58 0.73 Qg 0.041 Qo 0.041 Do 300 0.017 7.52 0.128 7.52 0.128 0.18 0.079 36.719 36.849 36.977 36.977 37.200 1/2
1% to 2/2 5.00 272 0.90 1.00 0.054 0.054 40 (UNLOCKED 0) 5.00 272 0.054 (Pipe flow= Grate flow) (1.09) CHART 32: Vo2/2gDo 0.06 H/Do 0.43 36.438 36.770
0.054
FLOW WIDTH/DEPTH 0.053Dp m Kg side flow 7.52 end flow 5.62
1% 2/2 2/2 1/2;2/2 5.00 272 0.90 1.00 0.098 0.098 0.098 74 74 0.00 546#D.3L3.6A0.81F0.5 74 0 LOST 5.73 264 0.152 111 111 23.672 0.50 375(2) 1.01 0.39 Qg 0.072 Qo 0.111 Do 375 0.052 2.09 0.108 2.43 0.126 0.40 0.096 36.438 36.662 36.770 36.788 36.950 2/2
1% to 3/2 5.00 272 0.90 1.00 0.098 0.098 74 (UNLOCKED 0) 5.73 264 0.152 (Pipe flow= Sum upstr atten flows) (1.12) Angle 90 Chart 47 S/Do 2.5 chartdeg Interp val for S/Do 1.93 Kw 2.43 36.320 36.566
0.098
FLOW WIDTH/DEPTH 0.079Dp m Du/Do 0.80 K0 2.14 K0.5 2.31 CHART 46
Qu/Qo 0.36 Cg 1.16 K 2.34 S/Do 2.0 K0 1.93 K0.5 2.03 K 2.05
S/Do 2.0 K0 2.49 K0.5 2.40 K 2.38 S/Do 1.5 K0 2.09 K0.5 2.31 K 2.34
S/Do 1.5 K0 2.71 K0.5 2.72 K 2.72 Interp val for S/Do 1.93 Ku 2.09
1% 3/2 3/2 1/2;2/2 24 6.12 260 0.152 110 111 24.987 0.50 375(2) 1.01 0.41 Qo 0.111 Do 375 0.052 1.24 0.065 1.50 0.078 0.40 0.101 36.300 36.501 36.566 36.579 37.475 3/2
1% to OUT/2 6.12 260 0.152 (Pipe flow= Sum upstr atten flows) (1.12) CHART 50 Du/Do1.00 alpha 50 36.175 36.400
K'w 0.26 Vu 1.01 WSE 0.08
Ku 1.24 Kw 1.50
1% 1/3 1/3 1/3 5.00 272 0.90 1.00 0.030 0.030 0.030 23 23 0.00 546#D.3L3.6A0.81F0.5 23 0 LOST 5.00 272 0.030 23 23 26.231 0.50 300(2) 0.32 0.44 Qg 0.023 Qo 0.023 Do 300 0.005 7.44 0.039 7.44 0.039 0.06 0.014 36.696 36.916 36.955 36.955 37.230 1/3
1% to 2/3 5.00 272 0.90 1.00 0.030 0.030 22 (UNLOCKED 0) 5.00 272 0.030 (Pipe flow= Grate flow) (0.97) CHART 32: Vo2/2gDo 0.02 H/Do 0.73 36.565 36.902
0.030
FLOW WIDTH/DEPTH 0.035Dp m Kg side flow 7.44 end flow 5.32
1% 2/3 2/3 1/3;2/3 5.00 272 0.90 1.00 0.081 0.081 0.081 61 61 0.00 546#D.3L3.6A0.81F0.5 61 0 LOST 5.44 267 0.111 82 82 21.812 0.50 375(2) 0.75 0.36 Qg 0.060 Qo 0.082 Do 375 0.029 2.13 0.061 2.13 0.061 0.22 0.048 36.565 36.841 36.902 36.902 37.050 2/3
1% to 3/3 5.00 272 0.90 1.00 0.081 0.081 61 (UNLOCKED 0) 5.44 267 0.111 (Pipe flow= Sum upstr atten flows) (1.12) Angle 70 Chart 43 S/Do 2.5 chartdeg Interp val for S/Do 1.89 Kw 2.02 36.456 36.793
0.081
FLOW WIDTH/DEPTH 0.069Dp m Du/Do 0.80 K0 1.39 K0.5 1.72 CHART 42
Qu/Qo 0.27 Cg 1.23 K 1.80 S/Do 2.0 K0 0.94 K0.5 1.88 K 2.10
S/Do 2.0 K0 1.45 K0.5 1.87 K 1.97 S/Do 1.5 K0 0.98 K0.5 2.01 K 2.25
S/Do 1.5 K0 1.63 K0.5 2.08 K 2.19 Interp val for S/Do 1.89 Ku 2.13
1% 3/3 3/3 1/3;2/3 24 5.80 263 0.111 182 183 20.582 1.27 375(2) 1.66 0.21 Qo 0.183 Do 375 0.140 1.19 0.168 1.24 0.174 1.10 0.225 36.436 36.625 36.793 36.799 37.420 3/3
1% to OUT/3 5.80 263 0.249 Additional flow: 0.101 cumecs (1.79) CHART 50 Du/Do1.00 alpha 48 36.175 36.400
(Pipe flow= Sum upstr atten flows) K'w 0.25 Vu 0.73 WSE 0.17
Ku 1.19 Kw 1.24
CALCULATIONS TABLE
NOTE: ONLY DRAWINGS MARKED "FOR CONSTRUCTION" AND BEARING AN ORIGINAL SIGNATURE SHALL BE USED FOR CONSTRUCTION Design:
PURPOSES.
PBL PROJECT: DRAWING TITLE:
Brah 101 pty ltd t/a Alta Projects
Drawn: PBL
A.B.N. 91 611 354 511 DRAINAGE CALCULATION TABLES
FOR APPROVAL Date: MAY 2024 26 Memorial Avenue, Cotton Tree PROPOSED KINETIC BUS DEPOT DEVELOPMENT
NOT FOR CONSTRUCTION PO Box 559, Cotton Tree, QLD, 4558 Revision Sheet
Checked:. . . . . . . . . . .
Tel (07) 5475 4125 Fax (07) 5479 1607 at 5 PRODUCTION STREET, NOOSAVILLE DRAWING No:
A6880/24/CA02 A 2 of 2
STEVEN HARRISON
Email: [email protected]
A 20/06/2024 ISSUE FOR APPROVAL PBL S.H.
.......................
DIRECTOR APPROVAL Datum AHD
Web: http://www.alta.net.au for INTEGRAL CONSTRUCTION
REV DATE DESCRIPTION BY CHKD RPEQ - 4784 A1 SHEET SIZE FILENAME : A6880-24-CA02 - CALCULATION TABLES.dwg - DATE : 20/6/24 - 3:27pm - XREF's: H-Approved-SH; H-Checked-SH Council Ref: .......................
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