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Appendix D - Effluent Disposal System
DOWNPIPE
TYPICAL DRAINAGE PROVIDE VISUAL TERMITE BARRIER
TO AS 3660.1
UNDER FOOTING 'E-D SITES'
SLAB TO ENGINEERS SLAB TO ENGINEERS
SPECIFICATION SPECIFICATION
EXPANSION JOINT
FIN GROUND LEVEL
ISH
ED
FLO
OR ALLOWANCE FOR PIPEWORK
LEV TO MOVE INDEPENDENT TO
INSPECTION EL VERTICAL EXPANSION JOINT IF REQUIRED
FOOTINGS & STRUCTURE
OPENING - MAY BE REPLACED WITH SWIVEL/EXPANSION COMBINATION IF
GR DISTANCE BETWEEN BOTTOM OF SLAB & TOP OF PIPE IS ≤ 500mm
O UN - WHERE DRAINAGE PIPE IS PENETRATING THROUGH CONCRETE STORMWATER DRAINAG
E PIPE
DL BEAMS, VERTICAL EXPANSION JOINTS ARE NOT REQUIRED
EVE INSPECTION - JOINTS NOT REQUIRED ON VERTICAL DROPS LESS THAN 400mm
L OPENING
EXPANSION SWIVEL / KNUCKLE 15° BEND
JOINT JOINT
SWIVEL / KNUCKLE
JOINT EXPANSION
EXPANSION CLAY PLUG UNDER FOOTING
JOINT
OVERFLOW RELIEF JOINT
GULLY 45°
RESTRICTED ZONE OF INFLUENCE
NO EXCAVATION IS TO INTRUDE ON HATCHED AREA
EXPANSION
MINIMUM
JOINTS
1.65% GRADE
45°
MINIMUM EXPANSION RESTRICTED ZONE OF INFLUENCE
TYPICAL STORMWATER ELEVATION
1.65% GRADE JOINT NO EXCAVATION IS TO INTRUDE ON HATCHED AREA
SWIVEL / KNUCKLE
JOINT
INSPECTION
TYPICAL ELEVATED PIPEWORK EXPANSION
JOINT
OPENING
EXPANSION
JOINT
SWIVEL / KNUCKLE
JOINT
SWIVEL / KNUCKLE
JOINT
EXPANSION SWIVEL / KNUCKLE EXPANSION
SWIVEL / KNUCKLE
JOINT COMBOJOINT
JOINT
CLIENT:- __________
AS 2870—2011 CLIENT:- __________
5.6.4 Plumbing requirements TYPICAL SEPTIC TANK DETAIL DATE:- __________
Buildings on highly or extremely reactive sites shall be provided with a system of plumbing
detailed in accordance with the following: EXTENT OF SLAB BUILDER:- _ _ _ _ _ _ _ _ _ _
(a) Penetrations of the edge beams of a raft and perimeter strip footings shall be avoided DATE:- __________
where practicable, but where necessary shall be detailed to allow for movement. STRUCTURAL FOOTING
Closed-cell polyethylene lagging shall be used around all stormwater and sanitary TYPICAL DRAINAGE
plumbing drain pipe penetrations through footings. The lagging shall be a minimum
of 20 mm thick on Class H1 sites and 40 mm thick on Class H2 and Class E sites.
SLAB TO ENGINEERS
SPECIFICATION THROUGH FOOTING
Vertical penetrations do not require lagging. LAGGING AS SPECIFIED
NOTE: Sleeves allowing equivalent movements may be used as an alternative to the lagging.
EXPANSION
(b) Drains attached to or emerging from underneath the building shall incorporate JOINT
flexible joints immediately outside the footing and commencing within 1 m of the 15° BEND SWIVEL / KNUCKLE
JOINT
building perimeter to accommodate a total range of differential movement in any 15° BEND
MINIMUM
direction equal to the estimated characteristic surface movement of the site (ys). In the LAGGING AS SPECIFIED
SWIVEL / KNUCKLE
JOINT 1.65% GRADE
absence of specific design guidance, the fittings or other devices that are provided to EXPANSION
JOINT www.envirowaterdesign.com.au
allow for the movement shall be set at the mid-position of their range of possible EXPANSION M: 0427 287 600
movement at the time of installation, so as to allow for movement equal to 0.5ys in JOINT
E: [email protected] - A: PO Box 639, Hervey Bay Qld 4655
any direction from the initial setting. This requirement applies to all stormwater and QBCC 15336345 ABN 35 622 809 376
sanitary plumbing drains and discharge pipes. MINIMUM
1.65% GRADE PROJECT:
PROPOSED RESIDENCE
(c) On-site wastewater treatment units and associated land application areas shall be 45°
located to minimize soil moisture increase within the foundation. CLIENT:
RESTRICTED ZONE OF INFLUENCE
(d) Drainage under a slab shall be avoided where practicable.
NO EXCAVATION IS TO INTRUDE ON HATCHED AREA
TYPICAL DRAINAGE PLAN BROWYN SMIDT & KENNETH CLUCAS
NOTES:
TOP VIEW
REAL PROPERTY DESCRIPTION:
1 Pipes may be encased in concrete or in recesses in the slab when provided with flexible LOT 8 ON RP162815
joints at the exterior of the slab.
2 Methods used should comply with the AS/NZS 3500 series.
8 HINTERLAND CLOSE
SEWER DRAINAGE
TINBEERWAH
(e) Cold water pipes and heated or hot water pipes shall not be installed under a slab, DRAWN: DESIGNED: QBCC
unless the pipes are installed within a conduit so that if the pipe leaks water it will be M.ALLWOOD A.SMITH 15336345
noticed above the slab or outside the slab and will not leak unnoticed under the slab.
SWIVEL & EXPANSION JOINT DETAIL
NOTE: Water service pipes installed under concrete slabs should comply with the relevant SCALE: DATE: JOB NO.
requirements of AS/NZS 3500.1. Heated water service pipes installed under concrete slabs NTS 24/01/2024 EWD4896
should comply with the relevant requirements of AS/NZS 3500.4.
THESE DESIGNS ARE COPYRIGHT AND ARE NOT TO BE USED SHEET SIZE: SHEET:
OR REPRODUCED WHOLLY OR IN PART WITHOUT THE WRITTEN
CONSENT OF 'ENVIRO WATER DESIGN' A3 5 OF 6
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