Information
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Document No.
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Audit Title
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Client / Site
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Conducted on
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Prepared by
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Location
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Personnel
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Project No:
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Catchment:
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Sub Catchment:
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CIZ No.
1. Planning and Approvals
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All Plans/Permits valid and onsite - ie. Power Company, Council or VicRoads MOA
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Date
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Checked By
- Fiona Best
- Murray Doherty
- Quinnie Trinh
2. Construction Documentation
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SWMS relevant for specific site
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Excavation Permit
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Confined Space Entry Permit
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Valid Q form
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Date
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Checked By
- Fiona Best
- Murray Doherty
- Quinnie Trinh
3. Construction Plant and Equipment
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Daily pre-start checklists completed for all plant
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CSE equipment satisfactory
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Plugs (not damaged)
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Hoses (no leaks)
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Date
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Checked By
- Fiona Best
- Murray Doherty
- Quinnie Trinh
4. Service Location and Protection
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"Dial Before You Dig" information <br>
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All known existing services have been located and proved prior to work commencing
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Minimum clearance maintained as per WSA 07-2006
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Date
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Checked By
- Fiona Best
- Murray Doherty
- Quinnie Trinh
5. Traffic Management
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Set up as per site Traffic Management Plan
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Date
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Checked By
- Fiona Best
- Murray Doherty
- Quinnie Trinh
6. Inspection of Materials
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Pipe and fittings conform to specifications and are in new condition
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Pressure rating PN16/SDR11, Pipe colour black
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Quarry certificates submitted for bedding and backfill materials
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Date
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Checked By
- Fiona Best
- Murray Doherty
- Quinnie Trinh
7. Establish Environmental Controls (as per TMP)
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Silt fencing set up where required
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Silt traps employed where required
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Parra webbing erected around protected trees/vegetation
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Date
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Checked By
- Fiona Best
- Murray Doherty
- Quinnie Trinh
8. Pipe Alignment
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As per Construction Drawings
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Survey has marked out alignment prior to excavation
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Date
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Checked By
- Fiona Best
- Murray Doherty
- Quinnie Trinh
9. Excavation and Drill Rig Setup
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Sufficient traffic management and signs around excavation
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Adequate fall from heights protection installed where required
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Quarry products stored correctly
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Spoil stored correctly or removed from site
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Drill Rig set up correctly within designated CIZ
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Date
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Checked By
- Fiona Best
- Murray Doherty
- Quinnie Trinh
10. Butt Welding
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3 test welds/operator tested in accordance with ISO13953:2001 by NATA registered laboratory
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Test results received and have passed
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Welding machine calibration certificate valid
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PE pipe ends cleaned prior to welding
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Welded pipe cooled for correct length of time
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Date
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Checked By
- Fiona Best
- Murray Doherty
- Quinnie Trinh
11. Laying Pipe
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Minimum cover achieved as per WSA 07-2006
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Tracer wire installed with pipe and to standard
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HydroVac truck on site to remove used drilling fluid
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Date
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Checked By
- Fiona Best
- Murray Doherty
- Quinnie Trinh
12. Electro Fusion Jointing
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Ensure pipe is round
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Outside of pipe is scraped down and cleaned with alcohol wipes
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No water present around join while welding is in progress
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Date
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Checked By
- Fiona Best
- Murray Doherty
- Quinnie Trinh
13. Bedding of Pipe for Open Cut
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Bottom of trench is free from sharp obstructions
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Min 100mm compacted sand on bed of trench
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Min 150mm compacted sand surrounding pipe
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Marker Tape installed on top of bedding material (min 150mm above pipe)
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Date
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Checked By
- Fiona Best
- Murray Doherty
- Quinnie Trinh
14. Compaction and Backfill
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Backfill to MRWA Specification No. 04-03.1 or to Road Authority's requirements
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The Road Authority's requirements shall take precedence if they exceed the requirements of the MRWA Specification.
MRWA Specification for roadways:
- up to 1.5m deep - 20mm Class 2 Plant Mixed Wet Mix Crushed Rock
- Over 1.5m - top 600mm to be 20mm Class 2 Plant Mixed Wet Mix Crushed Rock, 20mm Class 4 Crushed Rock for remainder.
- Excavations in Footpaths - 20mm Class 4
- Backfill placed in 200mm layers and compacted to required density 95% AS. -
Compaction Test Report/s received
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Date
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Checked By
- Fiona Best
- Murray Doherty
- Quinnie Trinh
15. Acceptance Testing
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Pressure Testing for gravity system (vacuum or low air pressure testing)
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Deflection testing (to be done 14 days after compaction has been completed)
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CCTV received and satisfactory
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Date
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Checked By
- Fiona Best
- Murray Doherty
- Quinnie Trinh
16. Reinstatement
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Construction Impact Zones and affected work areas restored to condition prior to commencement of works
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All surplus material removed from site
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Date
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Checked By
- Fiona Best
- Murray Doherty
- Quinnie Trinh
NOTES AND COMMENTS
South East Representitive
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