NOM. LINER PIPE SIZE SIZE MAX. LINER TYPE (mm) (mm)
01050 0450 CONCRETE ¢1200 ¢600 CONCRETE
¢1500 ¢750 CONCRETE ¢1800 ¢900 CONCRETE
FOR PIPES ¢1200 AND LARGER INSTALL A CUSTOM CHAMBER TO SUIT.
TABLE B DRAINAGE PIT BASE SOAKAGE HOLE
SIZE
LINER SIZE MIN. SOAKHOLE DIAMETER
(mm) (mm)
10 so 600
12 00 600
15 00 900
18 00 120 0
NOTES:
CONCRETE TO BE 20mm NOM AGGREGATE AND HAVE A MINIMUM COMPRESSIVE STRENGTH AT 28 DAYS OF 20MPa FOR INSITU BASE AND 40MPa FOR PRECAST UNITS
2. ALL COMPONENTS SHALL BE DESIGNED TO ACCEPT LOADINGS IN ACCORDANCE WITH AS3725 AND MANUFACTURER'S GUIDELINES.
3 IN HIGH GROUNDWATER AREAS THE BASE AND PIT MUST BE SEALED AND BENCHED
4 STEP IRONS TO BE INSTALLED IN PITS WHERE THE DEPTH FROM COVER TO TOP OF BASE EXCEEDS 600mm
5 SUBGRADE TO BASE TO BE COMPACTED TO 95% M.M.D.D PRIOR TO PLACING OF BASE
6 BACKFILL SURROUNDING PIT TO BE TO 95% M.M.D.D
7. ALL PITS TO HAVE WEEP HOLE IN ACCORDANCE WITH TABLE B, UNLESS IN HIGH GROUND WATER AREAS, SEE NOTE 3.
8 A MAXIMUM OF THREE PIPE OPENINGS ARE ALLOWED IN ANY ONE JUNCTION PIT. A MINIMUM WALL WIDTH OF 250mm IS ALLOWED BETWEEN HOLES CUT FOR PIPE OPENINGS.
9 ALL PITS TO BE TRAPPED WITH MINIMUM 300mm DEPTH BELOW PIPE INVERT
10 PIPES TO BE FINISHED FLUSH WITH INSIDE OF LINER AND MADE GOOD WITH MORTAR
11 MORT AR TO BE 3 1 SAND[EMENT MIXTURE
SCALE DRAWING TITLE N.T.S A1 STANDARD DESIGN CHE K DETAILS s.s R.N TYPICAL JUNCTION PIT
DRAWN DA TE J.M 05 17
AUTHORISED MANAGER ENGINEERING SERVICES FILE NO. ENG03 DRAWING NUMBER
R.NAJAFZADEH STD-D02
REVISION
E
AutoCAD SHX Text
B
AutoCAD SHX Text
09/12
AutoCAD SHX Text
CITY OF KWINANA LOGO ADDED
AutoCAD SHX Text
J.M
AutoCAD SHX Text
C
AutoCAD SHX Text
05/17
AutoCAD SHX Text
GULLY GRATE DETAILS REMOVED & DRAFTING AMENDMENTS
AutoCAD SHX Text
J.M
AutoCAD SHX Text
JUNCTION PIT PLAN
AutoCAD SHX Text
N.T.S
AutoCAD SHX Text
TYPICAL STEP IRON LOCATION (SEE NOTE 2)
AutoCAD SHX Text
FOR LINER SIZE REFER TO TABLE A
AutoCAD SHX Text
15MPa INSITU MASS CONCRETE BASE OR PRECAST BASE 150mm THICK
AutoCAD SHX Text
SEEPAGE WEEPHOLE FILLED WITH 40mm AGGREGATE. REFER TO TABLE B
AutoCAD SHX Text
BASE SUBGRADE (TYP.) REFER NOTE 6
AutoCAD SHX Text
SECTION-A
AutoCAD SHX Text
N.T.S
AutoCAD SHX Text
1. CONCRETE TO BE 20mm NOM AGGREGATE AND HAVE A MINIMUM CONCRETE TO BE 20mm NOM AGGREGATE AND HAVE A MINIMUM COMPRESSIVE STRENGTH AT 28 DAYS OF 20MPa FOR INSITU BASE AND 40MPa FOR PRECAST UNITS. 2. ALL COMPONENTS SHALL BE DESIGNED TO ACCEPT LOADINGS IN ALL COMPONENTS SHALL BE DESIGNED TO ACCEPT LOADINGS IN ACCORDANCE WITH AS3725 AND MANUFACTURER'S GUIDELINES. 3. IN HIGH GROUNDWATER AREAS THE BASE AND PIT MUST BE IN HIGH GROUNDWATER AREAS THE BASE AND PIT MUST BE SEALED AND BENCHED. 4. STEP IRONS TO BE INSTALLED IN PITS WHERE THE DEPTH FROM STEP IRONS TO BE INSTALLED IN PITS WHERE THE DEPTH FROM COVER TO TOP OF BASE EXCEEDS 600mm. 5. SUBGRADE TO BASE TO BE COMPACTED TO 95% M.M.D.D PRIOR TO SUBGRADE TO BASE TO BE COMPACTED TO 95% M.M.D.D PRIOR TO PLACING OF BASE. 6. BACKFILL SURROUNDING PIT TO BE TO 95% M.M.D.D. BACKFILL SURROUNDING PIT TO BE TO 95% M.M.D.D. 7. ALL PITS TO HAVE WEEP HOLE IN ACCORDANCE WITH TABLE B, ALL PITS TO HAVE WEEP HOLE IN ACCORDANCE WITH TABLE B, UNLESS IN HIGH GROUND WATER AREAS, SEE NOTE 3. 8. A MAXIMUM OF THREE PIPE OPENINGS ARE ALLOWED IN ANY ONE A MAXIMUM OF THREE PIPE OPENINGS ARE ALLOWED IN ANY ONE JUNCTION PIT. A MINIMUM WALL WIDTH OF 250mm IS ALLOWED BETWEEN HOLES CUT FOR PIPE OPENINGS. 9. ALL PITS TO BE TRAPPED WITH MINIMUM 300mm DEPTH BELOW ALL PITS TO BE TRAPPED WITH MINIMUM 300mm DEPTH BELOW PIPE INVERT. 10. PIPES TO BE FINISHED FLUSH WITH INSIDE OF LINER AND MADE PIPES TO BE FINISHED FLUSH WITH INSIDE OF LINER AND MADE GOOD WITH MORTAR. 11. MORTAR TO BE 3:1 SAND:CEMENT MIXTURE.MORTAR TO BE 3:1 SAND:CEMENT MIXTURE.
AutoCAD SHX Text
NOTES:
AutoCAD SHX Text
FLOW
AutoCAD SHX Text
FLOW
AutoCAD SHX Text
B
AutoCAD SHX Text
-
AutoCAD SHX Text
-
AutoCAD SHX Text
A
AutoCAD SHX Text
SECTION-B
AutoCAD SHX Text
N.T.S
AutoCAD SHX Text
80mm MIN DRY PACK MORTAR GROUT INSIDE AND OUT AT BROKEN CONCRETE AREAS
AutoCAD SHX Text
STANDARD REINFORCED CONCRETE MANHOLE COVER AND SURROUND
AutoCAD SHX Text
80mm DRY PACK MORTAR ALL AROUND
AutoCAD SHX Text
80mm DRY PACK MORTAR ALL AROUND
AutoCAD SHX Text
FOR PIT DIAMETER REFER TO TABLE A
AutoCAD SHX Text
STANDARD REINFORCED CONCRETE MANHOLE COVER AND SURROUND
AutoCAD SHX Text
STEP IRONs (SEE NOTE 4)
AutoCAD SHX Text
FOR PIT DIAMETER REFER TO TABLE A
AutoCAD SHX Text
15MPa INSITU MASS CONCRETE BASE OR PRECAST BASE 150mm THICK
AutoCAD SHX Text
BENCHED PIT - WET CONDITIONS
AutoCAD SHX Text
N.T.S
AutoCAD SHX Text
STANDARD REINFORCED CONCRETE MANHOLE COVER AND SURROUND
AutoCAD SHX Text
1:2 MAX./1:10 MIN. SLOPE FOR BENCHING. CEMENT TO BE 3 PARTS FINE CRUSHED ROCK & 1 PART CEMENT
AutoCAD SHX Text
REFER TO NOTE 3
AutoCAD SHX Text
REVISION
AutoCAD SHX Text
DRAWING NUMBER
AutoCAD SHX Text
DRAWING TITLE
AutoCAD SHX Text
DATE
AutoCAD SHX Text
CHECK
AutoCAD SHX Text
SCALE
AutoCAD SHX Text
DESIGN
AutoCAD SHX Text
DRAWN
AutoCAD SHX Text
AUTHORISED (MANAGER ENGINEERING SERVICES)
AutoCAD SHX Text
FILE NO.
AutoCAD SHX Text
ASSOCIATE CONSULTANT:
AutoCAD SHX Text
DRAWN
AutoCAD SHX Text
DESCRIPTION
AutoCAD SHX Text
DATE
AutoCAD SHX Text
REV
AutoCAD SHX Text
R.NAJAFZADEH
AutoCAD SHX Text
PROJECT:
AutoCAD SHX Text
ADDRESS: Cnr Gilmore Avenue and Cnr Gilmore Avenue and Sulphur Road, Kwinana WA 6167