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20220206 48 Elm St SWMP
Original PDF page 45, section 1. The text section number identifies this passage in the reader.
DRAINS MODEL NETWORK - ROOFWATER PIPE WITH PROPOSED DEVELOPMENT
PIT / NODE DETAILS Version 15
Name Type Family Size Ponding Pressure Surface Max Pond Base Blocking x y Bolt-down id Part Full Inflow Pit is Internal Inflow is Minor Safe Major Safe
Volume Change Elev (m) Depth (m) Inflow Factor lid Shock Loss Hydrograph Width Misaligned Pond DepthPond Depth
(cu.m) Coeff. Ku (cu.m/s) (mm) (m) (m)
C1 Node 107.8 0 1233.329 -204.522 144269 No
A-2 Sag Dept. of Main Roads field
Single
inlet
Field
(sag
Inlet
only) 1 1.5 107.25 0.1 0 0 1220.721 -241.881 No 3455432 1 x Ku No New 900 Yes 0.1 0.1
X2/X1 Sag Dept. of Main Roads field
Single
inlet
Field
(sag
Inlet
only) 1 1.5 107.1 0.1 0 0 1230.493 -241.924 No 2966556 1 x Ku No New 900 Yes 0.1 0.1
X3/X1 Node 105.7 0 1230.418 -260.667 2740035 No
X1/X1 Sag Dept. of Main Roads field
Single
inlet
Field
(sag
Inlet
only) 1 4.5 107.9 0.1 0 0 1186.901 -241.327 No 568147 1 x Ku No Existing 900 Yes 0.1 0.1
DETENTION BASIN DETAILS
Name Elev Surf. Area Not Used Outlet Type K Dia(mm) Centre RL Pit Family Pit Type x y HED Crest RL Crest Length(m)
id
OSD Tank 107.1 18 Orifice 110 107.16 1200.538 -208.57 No 146800
107.8 18
SUB-CATCHMENT DETAILS
Name Pit or Total EIA Perv RIA EIA Perv RIA EIA Perv RIA EIA Perv RIA EIA Perv RIA Rainfall
Node Area Area Time Time Time Length Length Length Slope(%) Slope Slope Rough Rough Rough Multiplier
(ha) % % % (min) (min) (min) (m) (m) (m) % % %
Carpark / Landscaping
C1 0.031 0 17 83 5 5 5 1
Roofwater OSD Tank 0.052 100 0 0 5 5 5 1
LOT 44 X1/X1 0.125 50 1 49 5 5 5 1
PIPE DETAILS
Name From To Length U/S IL D/S IL Slope Type Dia I.D. Rough Pipe Is No. Pipes Chg From At Chg Chg Rl Chg RL etc
(m) (m) (m) (%) (mm) (mm) (m) (m) (m) (m) (m)
OSD Outlet OSD Tank A-2 13 107.1 106.97 1 uPVC, under roads, 1% minimum 225
slope 242 0.012 NewFixed 1 OSD Tank 0
Pipe31334 A-2 X2/X1 14.8 106.638 106.49 1 Concrete, not under roads, QUDM
300minimum300
slope 0.013 Existing 1 A-2 0
Pipe37243 X2/X1 X3/X1 40.45 106.44 105.7 1.83 Concrete, not under roads, 0.5%
300
minimum 300
slope 0.013 Existing 1 X2/X1 0
P38676 X1/X1 A-2 15.2 106.79 106.638 1 Concrete, not under roads, QUDM
300minimum300
slope 0.013 Existing 1 X1/X1 0
DETAILS of SERVICES CROSSING PIPES
Pipe Chg Bottom Height of Service Chg Bottom Height of Service
Chg Bottom Height of Service
etc
(m) Elev (m) (m) (m) Elev (m) (m) (m) Elev (m) (m) etc
CHANNEL DETAILS
Name From To Type Length U/S IL D/S IL Slope Base Width L.B. Slope R.B. Slope Manning Depth Roofed
(m) (m) (m) (%) (m) (1:?) (1:?) n (m)
OVERFLOW ROUTE DETAILS
Name From To Travel Spill Crest Weir Cross Safe Depth SafeDepth Safe Bed D/S Area id U/S IL D/S IL Length (m)
Time Level Length Coeff. C Section Major Storms
Minor Storms DxV Slope Contributing
(min) (m) (m) (m) (m) (sq.m/sec) (%) %
Overland Flow C1 A-2 0.2 7.5 m roadway with 3% crossfall0.3
and roll top
0.15
kerb 0.4 1 0 144282 107.8 107.25 20
OSD Overflow OSD Tank A-2 0.1 107.8 1 1.7 4 m wide pathway 0.3 0.15 0.4 2 0 428772 107.8 107.25 16
OF51974 A-2 X2/X1 0.2 Swale with 1:4 sideslopes 0.45 0.3 1 1.01 0 2740040 107.25 107.1 14.8
OF52788 X2/X1 X3/X1 0.4 Swale with 1:4 sideslopes 0.45 0.3 1 2.23 0 2966590 107.2 106.3 40.4
OF42857 X1/X1 A-2 0.1 Swale with 1:4 sideslopes 0.45 0.3 1 4.93 0 568172 108 107.25 15.2
PIPE COVER DETAILS
Name Type Dia (mm) Safe Cover (m) Cover (m)
OSD Outlet uPVC, under roads, 1% minimum slope 242 0.5 -0.25 Unsafe
Pipe31334 Concrete, not under roads, QUDM minimum
300slope 0.45 0.28 Unsafe
Pipe37243 Concrete, not under roads, 0.5% minimum
300
slope 0.45 -0.33 Unsafe
P38676 Concrete, not under roads, QUDM minimum
300slope 0.45 0.28 Unsafe
This model has no pipes with non-return valves
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