Unitywater A & C - Construction Inspection Report

Title Page

Inspection Date
Site conducted
Project No.:
Unitywater Connection Approval Ref No.:
Development Estate Name/Street Name
SP Plan:
Stage
Accredited Entity : Covey Associates (ACR/AE 2018-016)
Major/Minor Connections Certifier Name:
ACR/MAJ 2021-088
ACR/MAJ 2018-013
ACR/MAJ 2018-033
ACR/MAJ 2018-034
ACR/MAJ 2020-113
Major Certifier Name and Number:
Construction Certifier Name:
ACR/CC 2021-161
ACR/CC 2018-111
ACR/CC 2021-111
ACR/CC 2021-140
ACR/CC 2018-077
Registered Certifier Contact Phone No:
Contractor
Contractor Contact Phone No.:

Water Reticulation

Inspection of Water Construction
Water Main
Check if mains is in correct location against approved plan/variation.
Check depth of cover, trenching width is appropriate for size and location of mains.
Bedding and backfill type is as per approved plans/variation.
Detectable blue marker tape laid atop of embedment zone.
DI fittings/pipes are sleeved with polythene as per manufacturers specs. Ends of sleeving to be fully taped.
Water main are not bent or curved.
Thrust Blocks are provided at all Tee, Bends, Valves, EOL.
Water Valves are provided at all Tee, Bends, Valves, EOl
"Water Valves" Check if valves is in correct location against approved plan/variation.
Check Water Main Alignment.
Valve spindle grub screws are tight and that valve spindles are fixed to valves.
Top of valve spindles are at the correct height (100mm min to 250mm max below valve box lid).
Valve spindle is centrally located in box.
Water main blue tracer wire detectable tape accessible in valve box.
Valve body has been wrapped in manufacturer approved polythene blue sleeving (visible in valve box).
Shroud is diameter 225mm and extended to the top of surround cover (inside valve box).
Valve and valve box to be void of mud and dirt (to bottom of shroud).
Confirm valve box lids are trafficable (pavement or constructed driveway) or non-trafficable as required (SEQ Code).
Confirm valve box lid is the correct colour (All point is compliant with SEQ Code - sprayed not brushed, 2 coats of paint and glass bed - White = Normal Valve, Red = Zone Valve etc.).
Valve box is level with the FSL (no trip hazard).
Valve boxes are aligned long side of rectangle are parallel with the water main direction.
Valve brass kerb marker (V) are flush in face of kerb with white painted marker installed (All paint is compliant with SEQ code - sprayed not brushed, 2 coats of paint and glass bead - 250mm wide, top of kerb to bottom of kerb); OR marker posit if no kerb.
White "V" pavement marker installed (All paint is compliant with SEQ code 0 sprayed not brushed, 2 coats of paint and glass bead - 50mm offset from centre line and correct height).
Pavement 'V' marker, kerb marker and brass marker (or marker post where applicable are all in line with valve box lid.
Fire Hydrants.
Check if Hydrants is in correct location against approved plan/variation, and as per SEQ Code.
Confirm correct water main alignment via hydrant location offset from boundary.
Hydrant brass kerb marker (H) are flush in face of kerb with yellow (Golden Yellow - AS2700 Y14) painted marker installed (All paint is compliant with SEQ code - sprayed not brushed, 2 coats of paint and glass bead - 250mm wide, top of kerb to bottom of kerb).
Hydrant offset distance (from back of kerb) has been stamped or engraved 8mm high) into bottom Hydrant Brass Marker.
Thermoplastic relfective directional arrow installed (Golden Yellow - AS2700 Y14).
Blue RRPM, reflective directional arrow, kerb markert and brass marker (or marker post where applicable) are all inline with hydrant box lid.
Hydrant and Hydrant box are void of mud and dirt.
Hydrant risers are DN 100 (via flange inside hydrant box).
Water main blue tracer wire detectable tape accessible in hydrant box.
Water main blue tracer wire detectable tape accessible in hydrant box.
Hydrant tee and riser body wrapped in manufacturer approved polythene blue sleeving (visible in hydrant box).
Hydrant shroud is diameter 225mm and extended to the top of surround cover (inside hydrant box).
Top of hydrant lugs/claws are correct height (100mm min to 250mm max below hydrant box lid).
Hydrant is centrally located in hydrant box.
Hydrant lugs/claws are aligned parallel with the main direction.
Temporary hydrant is installed with lugs/claws and hydrant box long side of rectangle at 90deg to the water main direction and are not identified wit Blue reflector road marker, kerb marker and brass marker (or marker post where applicable).
Confirm hydrant box lids are trafficable (pavement or constructed driveway) or non-trafficable as required (SEQ Code).
Confirm the hydrant box lid is the correct colour (Golden Yellow (AS2700 Y14) - All paint is compliant with SEQ code - sprayed not brushed, 2 coats of paint and glass bead).
Hydrant box is level with the FSL (No trip hazard).
Flush Point Box installed (SEQ Code compliant) and is level with the FSL (No trip hazard).1.5 inch Brass Gate Valve with brass hand wheel installed.
38mm Brass Storz x 1.5 inch BSP installed.
Dust cap installed.
Water main blue tracer wire detectable tape is accessible within flush point box.
Confirm flush point box lid is painted correct colour - White (All paint is compliant with SEQ code - sprayed not brushed, 2 coats of paint and glass bead Flush Point lid has been sprayed in White). Paint is to be SEQ code compliant paint with Glass Bead.
Flush Point Brass (only) Kerb Marker (F) is flush in face or kerb with white painted marker installed (All paint is compliant with SEQ code - sprayed not burshed, 2 coats of paint and glass bead - 250mm wide, top of kerb to bottom of kerb).
Thermoplastic reflective directional arrow installed (White).
White "F" pavement marker installed (All paint is compliant with SEQ code - sprayed not brushed, 2 coats of paint and glass bead - 100mm offset from centre line and correct height).
Hydrant boxes are aligned long side of rectangle are parallel with the water main direction.
Hydrant box surround installed where hydrant is located in concrete pathway/constructed driveway or road pavement.
Water Service Conduits and Water Main Road Crossing.
Check if conduits is in correct location against approved plan/variation, and as per SEQ Code.
Brass (only) "W" conduit markers indicating position of the water service pipe crossing road pavement and are flush in centre face of kerb (within +-50mm from actual water service conduit horizontal position).
Brass (only) "WM" markers indicating location of all water main crossing of road pavements and constructed concrete driveways and are flush in centre face of kerb (within +-50mm from actual water main crossing of road pavement location).
Brass (only) "WM" markers indicating location of end of water main and are flush in centre face of kerb (within +-50mm from actual water main end location).
Flush Points.
Check if flush points is in correct location against approved plan/variation, and as per SEQ Code.
Water Meters
Water meter box is installed in correct location and configuration (In accordance with design/variation) and SEQ Code - minimum 200mm outside front boundary and minimum 200mm offset from side boundary).
Water meter box located in constructed driveways or trafficable area is installed with approved trafficable lid.
Confirm water meter box correctly surrounded by turf (extended to 600mm on all sides of water meter box), is flush with surrounding turf.
Confirm water main blue tracer wire detectable tape installed over water service (visible inside meter box).
Confirm all connectors to water service pipes are approved fittings (brass or plastic - with manufacturer name and watermark to confirm compliance).
Confirm Unitywater approved meter number is stamped on meter and meter register record is correct (meter number/Lot/reading/location etc).
Water Meter Ball valve is lockable, tamper proof, unobstructed within water meter box and manufacturer complies with SEQ code (IPAM list approved).
Confirm geotextile fabric is installed around and underneath meter box and taped each side and around the service pipe (preventing ingress of sand, direct and mud to water meter box).
Water meter and inside of water meter box is clean (void of all sand, soil, mud and water).
Pavement "F" Marker, kerb marker and brass marker (or marker post where applicable) are all in line with flush point box lid.
Check if water meters is in correct location against approved plan/variation, and as per SEQ Code.
Water meter poly pipe tail extends 600mm minimum outside water meter box (into the lot).
Confirm water meter tail pipes are PE100 PN16 Black Pipe with blue stripe.
Confirm water service is not turned off at the main (pressurised water main and release of sufficient water through the water meter tail).Confirm water meter and water meter box manufacturer complies with SEQ code (IPAM list approved) and factory preassembled units is not modified.
Confirm water meter box lid is correct colour (Black), has non-slip pattern and 'water meter' lettering cast into it.
Water meter box and lid is not altered, damaged (cracked, crushed or pushed in) or modified.
Water meter box lid is attached via chain/wire.
Water meter is installed facing straight up and not strapped/tied to water meter box.
Water meter and all components within water meter box are sitting high, level and centred within the box (minimum 20mm air gap between underside of the water meter and bottom of water meter box).

Sewerage Reticulation

Inspection of Sewer Construction
Sewer Mains
Check if mains is in correct location against approved plan/variation.
Minimum cover of sewer mains >600mm.
All beddings have been inspected and are compliant.
All backfill and associated compaction have been inspected and are compliant.
All SEQ Service Providers accept only Plain Wall uPVC for non-pressure sewerage system. Other type of uPVC such as foam core sandwich and solid core sandwich are not accepted.
Ensure all fittings such as long radius bends, moulded oblique junctions, bends, inspection I.O junctions, shorts, sanded shorts, and maintenance shaft connections have been constructed from Plain Wall uPVC.
Detectable cream marker tape "SEWER" shall be provided either above the embedment zone of the sewer main or 1m below the F.S.L., whichever is closer to the F.SL.
Inspection of Sewer MH precast or Insitu
Check if Structure is in correct location against approved plan/variation.
Manhole bench, channel and walls are clean and clear of silt, mud and water.
Inside finish of joints are not to be cement bagged over or mega-epoxy covered (Pre-Cast Instiu MHs).
No ladders or step irons are installed.
No leaks/water ingress at joints (including at converter slab join).
For internal backdrops deeper than 1.5 - 2 x S.S. Brackets must be installed.
MH neck depth does not exceed 500mm maximum (no relaxation).
Inspection of Sewer MS
Check if structure is in correct location against approved plan/variation.
Shaft to be clean, channel and walls are clear of silt, mud and water.
MS manufacturer is approved (SEQ code IPAM List).
MS Riser is 300mm diameter (225mm diameter not acceptable).
MS shroud size is 375mm.
Check for 5/7mm washed screens around MS riser for poo pits types structure.
MS riser is installed vertical.
MS maximum depth does not exceed 3.0m.
Pressure relief rubber gung installed within MS PVC lid.
Inlets into riser are as per design/variation and SEQ Code.
Backdrop penetration is not within 150mm of joints in MH Wall.
Backdrop discharge is pointed downstream.
Backdrop tee has been installed in accordance with SEQ Code (to allow rodding of main).
Finished level of cover and surround to be flush with FSL (no trip hazard).
Channel depth and shape is SEQ Code compliant and not holding water.
Benching is Sloped at 1:8.
Smooth transitions exist between pipe and benched channel.
MH access opening is installed directly over downstream pipe outlet.
PE lined MHS at required location and PE lining is correctly installed (adhered to wall - no lumps etc, lining in MH neck is welded to MH access frame and trimmed neatly to prevent obstruction to MH entry, collar welded into wall at backdrop - no mega exposy to be used on line MH.
Ensure cover frame opening aligns with converter slab opening.
Finished level of riser cap is 100mm minimum to 250 maximum below bottom of Cast Iron Lid.
Finished level of MS cast iron lid to be Flush with FSL (No trip hazard).
Lock down quick release end caps are SWJ fixed to riser and are rubber ring sealed between the cap and its frame (Screw down caps not allowed on MS Risers - Except terminal ends).
PVC Cap opens with less than 15 degree turn.
PVC Cap is installed in the locked positin.
Cover and surround manufacturer is approved (SEQ code IPAM List).
Surround installed as per SEQ code and manufacturers requirements.
Detectable Cream tracer wire marker tape "SEWER" is accessible (visible within MS shroud).
Trafficable (Class D) and non-trafficable (Class B) cast iron covers installed in corresponding trafficable or non-trafficable locations.
Sewer House Connections
Check if HCs is correct location against approved plan/variation.
Unitywater sewer property connection is marked with a 2.0 metre long, single length, 40mm diameter orange VPC conduit at the sewer property connection upstream IL (check for dummy/broken markers).
Sewer property connection location is as per approved plan/variation and SEQ Code.
Sewerage property connection has not been extended additional length to approved design/variation or SEQ Code.
All uPVC house connection branch fittings such as moulded oblique junctions, bends, inspection I.O. junctions and maintenance shaft connections shall be Plain Wall uPVC, rubber ringed and fibreglass reinforced in accordance with SEQ-SEW-1 104-1.
Detectable Cream Marker tape "SEWER" shall be provided either above the embedment zone of the sewer main or 1m below the F.S.L., whichever is closer to the F.SL.