Original source · versioned page text
Attachment 1 - Amended Civil Engineering Plans
Plans and drawings: the text below has words only, no drawings.
Ke
rb
2 New Kerb adaptors as per RSD-201
6.0
5.5 LINDSAY CONSULTING PTY
LTD
3
15
5.
IL
Sealed control pit nt
radie
with bolted lid %G
projected boundary
0.5
e-
Approx SL 5.550 pip
N8
CS
Approx SL 5.550 IL 5.218 00
PV
T 5.0
.D
ia 1 CU
No L
IL 5.068 Ne
w2 FIL
20.567
New Dia 150 PVC SN8 pipe 1% gradient
Existing 2 No. Dia 100 PVC
downpipes to connect into new line
New Dia 150 PVC SN8 pipe
REFER PAGE F26 FOR
ALL IMPERMEABLE
CAPTIVE PIPE HYDRAULIC 4.5 SURFACES TO REMAIN AS
CALCULATIONS
SHEET FLOW
FI T
CU
LL
100SQM Roof Area - Front DP catchment
CAPTIVE PIPE RELEASE CALCULATION 4 No. Dia 100 PVC Downpipes
Existing 2 No. Dia 100 PVC
Dia 150 PVC captive pipe to empty into lower rubble pit. downpipes to connect into new line
Total pipework lenght 50m.
23.665
4.0
Total Volume = Area of pipe x length EXISTING RESIDENCE
0.0176sqm x 50m
New Dia 150 PVC SN8 pipe 1% gradient
0.8835cbm
Design Voids to rubble pit - 50% FFL 5325
PAD 4925
Nominated on Arch plans. Plumber to
Required Pit Size to empty pipe = 0.8835 / 0.5 confirm As-constructed levels prior to
1.77cbm Overall Size construction Existing 3000lt Min Detention tank
Recommended Pit Size - 0.5m wide x 0.5m deep x to be abandoned
7.08m Long
155SQM Roof Area - Rear DP catchment Top of Downpipe - Approx RL 8.325
23.665
6 No. Dia 100 PVC Downpipes
IL 4.730 at slow release point
Start of drainage line - IL 5.100
Slow release Dia 25mm PVC Conduit
from IL of new drainage pipe to pit
New Dia 150 PVC SN8 pipe 1% gradient 3.5
Existing Sewer MH Emt B SP260161 (Sewer Easement)
Lid level 3.86 S
Existing Dia 150 Sewer Main
IL 2.57 3.3
9 5
Captive pipe release drainage pit only. Connect all existing downpipes to Existing Sewer MH Existing outlet pipe to be abandoned
500mm wide x 500mm deep x 7080mm long new drainage pipe hung from Lid level 3.57
drainage rubble pit. SL 3.85 IL 3.25 existing blockwork/concrete slab IL 2.45
See the original
The page text is free to read. Viewing or downloading an original file needs an account.
Log in to see the originalFull text of the other 2 pages
Page 2
LEVEL 1 PITCH
R.L. 11165
LEVEL 1 FCL
R.L. 11135 LINDSAY CONSULTING PTY
LTD
LEVEL 1 JOINERY
W W W
R.L. 10825 024 023 022 W
W
021 056
LEVEL 1 SFL
R.L. 8425 Connect all existing Dia 100 PVC downpipes to new drainage pipe
GROUND PITCH
R.L. 8065
GROUND FCL
R.L. 8035 Lowest Point IL 5.100
W W
013 012 W W W W W
New Dia 150 PVC SN8 drainage pipe to connect uphill to Lowest Point IL 4.730 011 010 009 008 007
lawful point of discharge
GROUND SFL
5325
GROUND PAD Existing Blocked up Waffle Slab
5000 Ground level
Dia 25mm PVC Conduit from IL of new drainage pipe to pit
New Dia 150 PVC SN8 pipe 2% gradient
Suspended off existing concrete/blockwork wall
300x300 Pit & rubble pit to receive Captive pipe release
slow release to empty captive pipe drainage pit only.
500mm wide x 500mm deep
x 7080mm long Rubble pit REAR ELEVATION
New Dia 150 PVC SN8 pipe 2% gradient
Suspended off existing
concrete/blockwork wall
Slow release Dia 25mm PVC Conduit from IL
of new drainage pipe to pit
Slab FFL 5.325
Rear Boundary
Current GL
Existing Dia 150 Sewer
approx 1.3 deep Captive pipe release drainage pit only.
500mm wide x 500mm deep x 7080mm
long Rubble pit
TYPICAL SECTION
Page 3
CAPTIVE PIPE CALCULATIONS Pipe size FFL Level Pad Level Length of captive pipe IL downstream ILupstream Height of gutter Flow rate for storm Velocity Static head Darcy -weisbach Minimum Head required to run pipe 150 mm 5.325 m 4.925 m 60 m 5.1m 5.153 m 8.325 m 0.014 cbm/sec 0.79223794 m/s 0.053 m 1.04525994 m 1.09825994 m Actual Head to pipe 3.225 m OK L P =< P, Vv Pipe length (L) 60 m= Pipe diameter (D) 0.15 m- Flow velocity (V) 0.79 mis+ Density of fluid. (o) Darcy friction factor \(f) Pressure drop (AP) 1,000 ko/m? + 0.08215 10.254 kPa To calculate Darcy friction factor (f), try our dedicated friction factor calculator. Flow parameters Fluid velocity Characteristic linear dimension Fluid parameters Substance Fluid density 0.79 mis~ 0.15 m+ water (50 °C). v 988 kg/m? Dynamic viscosity 0.0005471 kg=/(m*s) Kinematic viscosity 0.0000005537 m?:/s Reynolds number Reynolds number The flow is probably turbulent. 213,997 Reynold's number (Re) Surface roughness (k) Hydraulic diameter (D) Relative roughness (k/D) Density: (9) Velocity (V) Dynamic viscosity (u) Friction factor (f) 213,997 0.01 m+ 0.15 m+ 0.06667 1,000 kolm?+ 0.79| ms 0.0005537 Pa 0.08215 LINDSAY CONSULTING 2 CLA RPE 4928. THIS DRAWING REMAINS HE PROPERTY OF LINDSAY CONSULTING PTY LTD AND IS FOR THE SOLE USE OF THE CLIENT. NO PART MAY BE USED IN PART OR WHOLE WITHOUT PRIOR EXPRESS WRITTEN CONSENT OF LINDSAY CONSULTING PTY LTD CLIENT AND PROJECT DESCRIPTION GREG & VICK] POWELL PROPOSED RESIDENCE NO.85 GYMPIE STREET TEWANTIN DRAWING TITLE OPERATIONAL WORKS STORMWATER CALCS SCALES SURVEY DATUM ASSOCIATED CONSULTANTS REVISION LIST ‘A [ORIGINAL ISSUE 13/06/22 B_| REVISED DESIGN 22/08/22 C_| ONE ADDED NOTE 24/08/22 D_[ REVISED — RFI 04/06/25 E_[NEW STORMWATER DESIGN 10/04/26 F [COUNCIL RFI 02/06/26 ‘ompurer File 220416FD.DWG DRAWING NUMBER SHEET] REV. 22-0416-F26 26) F