Effluent disposal report

 

EDWARDS & ASSOCIATES HAVE BEEN ENGAGED TO DESIGN AN EFFLUENT DISPOSAL SYSTEM SUITABLE TO THIS SITE &
NOMINATED USAGE. INSTALLATION AND ONGOING MAINTENANCE OF THE SYSTEM IS THE RESPONSIBILITY OF OTHERS.
SHALLOW SUB-SURFACE DRIP IRRIGATION DISPOSAL AREA

A DISPOSAL AREA IS TO BE PROVIDED FOR SHALLOW SUR-SURFACE DRIP IRRIGATION OF THE EFFLUENT. THE MINIMUM AREA AS
GIVEN ON PAGE 1 OF THE REPORTIS: 120 m2

MINIMUM SEPARATION DISTANCES FROM EFFLUENT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VERTICAL SEPARATION
PRIMARY SECONDARY
EFFLUENT EFFLUENT.
ABOVE WATER TABLE OR BEDROCK 1.2m 0.6m
HORIZONTAL SEP ARATION
PRIMARY SECONDARY
EFFLUENT EFFLUENT
WATER COURSE, DAM, BORE OR WELL 50m 30m
PROPERTY BOUNDARY LOWER THAN DISPOSAL AREA 4m 4m
PROPERTY BOUNDARY HIGHER THAN DISPOSAL AREA 2m 2m
DWELLING, CHILDREN S PLAY AREA 4m 4m
SWIMMING POOL 6m 6m
INGROUND POTABLE WATER TANK 45m 6m

 

INSTALLATION

1. IT IS THE INSTALLER § RESPONSIBILITY TO ENSURE THAT ALL COMPONENTS (ESPECIALLY IMPORTED SOILS, GRADIENTS &OR

MOUNDS) COMPLY WITH THESE GUIDELINES UPON COMMISSIONING THE SYSTEM.

THE SUPPLIER/INS TALLER SHALL ENSURE ALL IRRIGATION PIPEWORK AND FITTINGS COMPLY WITH AS 1477 OR AS 2698.

THE DISTRIBUTION IRRIGATION LINES SHALL HAVE A MINIMUM DEPTH OF COVER OF 150mm

THERE SHALL BE NO CROSS-CONNECTION BETWEEN ANY IRRIGATION PIPEWORK AND POTABLE WATER SUPPLY.

WHERE DRIP LATERALS ARE USED THEY ARE TO BE PLACED ALONG THE CONTOUR (USE OF LEVEL RECOMMENDED TO

ENSURE THIS I$ OBTAINED).

ALL BURIED PIPEWORK IS TO BE IDENTIFIED WITH UNDERGROUND MARKING TAPE PLACED ABOVE THE PIPEWORK.

ALONG THE BOUNDARY OF THE SUB-SURFACE IRRIGATION AREA THERE SHALL BE AT LEAST 2 WARNING SIGNS CLEARLY

VISIBLE TO ADVISE THAT RECYCLED WATER IS USED FOR IRRIGATION (EACH SIGN SHALL COMPLY WITH AS1319 AND HAVE THE

WORDING RECYCLED WATER AVOID CONTACT DO NOT DRINK).

8. SCOUR VALVES IN SURFACE BOXES AND SCOUR POINT SUBSURFACE TRENCHES SHALL BE PROVIDED TO ALLOW PERIODIC
CLEANING OF THE SYSTEM. POSITIONS TO BE MARKED.

9. VACUUM BREAKERS WITH SURFACE BOXES SHALL BE PROVIDED TO PREVENT SOIL INGRESS TO THE IRRIGATION LINES.

No

MAINTENANCE

1. REGULAR ROUTINE MAINTENANCE CHECKS OF THE IRRIGATION SYSTEM SHALL BE CARRIED OUT BY THE OWNER OR HIS/HER
REPRESENTATIVE.
2. FITTINGS SHALL BE MAINTAINED IN CORRECT WORKING ORDER TO ENSURE PROPER PERFORMANCE.

PLANTING

 

 

 

 

EDWARDS & ASSOCIATES DOMESTIC WASTEWATER DISPOSAL SYSTEM
UES eee) SE SITE & SOIL EVALUATION
Drawn: SHALLOW SUB-SURFACE DRIP IRRIGATION
a ong Vong Checked Lot 7 : 497 Black Mountain Rd, Black Mountain
ax. (07) 55 918 744 ecked: DRE
Mob: (0419) 311 876
[email protected] Date: 10-11.2020 Assess. No: 201106 Amd