SEW - ICR2 INSTALLATION OF PE PRESSURE SEWER PIPE BY OPEN CUT

• Document No.

• Audit Title

• Client / Site

• Conducted on

  Date

• Prepared by

• Location
  Address

• Personnel

• Project No:

• Catchment:

• Sub Catchment:

• CIZ No.

1. Planning and Approvals

• All Plans/Permits valid and onsite - ie. Power Company, Council or VicRoads MOA

  Yes

  No

  N/A

• Date

  Date

• Checked By

  Select Fiona Best Murray Doherty Quinnie Trinh

  • Fiona Best
  • Murray Doherty
  • Quinnie Trinh

2. Construction Documentation

• SWMS relevant for specific site

  Yes

  No

  N/A

• Excavation Permit

  Yes

  No

  N/A

• Confined Space Entry Permit

  Yes

  No

  N/A

• Valid Q form

  Yes

  No

  N/A

• Date

  Date

• Checked By

  Select Fiona Best Murray Doherty Quinnie Trinh

  • Fiona Best
  • Murray Doherty
  • Quinnie Trinh

3. Construction Plant and Equipment

• Daily pre-start checklists completed for all plant

  Yes

  No

  N/A

• CSE equipment satisfactory

  Yes

  No

  N/A

• Plugs (not damaged)

  Yes

  No

  N/A

• Hoses (no leaks)

  Yes

  No

  N/A

• Date

  Date

• Checked By

  Select Fiona Best Murray Doherty Quinnie Trinh

  • Fiona Best
  • Murray Doherty
  • Quinnie Trinh

4. Service Location and Protection

• "Dial Before You Dig" information onsite<br>

  Yes

  No

  N/A

• All known existing services have been located and proved prior to work commencing

  Yes

  No

  N/A

• Minimum clearance maintained as per WSA 07-2006

  Yes

  No

  N/A

• Date

  Date

• Checked By

  Select Fiona Best Murray Doherty Quinnie Trinh

  • Fiona Best
  • Murray Doherty
  • Quinnie Trinh

5. Traffic Management

• Set up as per site Traffic Management Plan

  Yes

  No

  N/A

• Date

  Date

• Checked By

  Select Fiona Best Murray Doherty Quinnie Trinh

  • Fiona Best
  • Murray Doherty
  • Quinnie Trinh

6. Inspection of Materials

• Pipe and fittings conform to specifications and are in new condition

  Yes

  No

  N/A

• Pressure rating PN16/SDR11, Pipe colour black

  Yes

  No

  N/A

• Quarry certificates submitted for bedding and backfill materials

  Yes

  No

  N/A

• Date

  Date

• Checked By

  Select Fiona Best Murray Doherty Quinnie Trinh

  • Fiona Best
  • Murray Doherty
  • Quinnie Trinh

7. Establish Environmental Controls (as per TMP)

• Silt fencing set up where required

  Yes

  No

  N/A

• Silt traps employed where required

  Yes

  No

  N/A

• Parra webbing erected around protected trees/vegetation

  Yes

  No

  N/A

• Date

  Date

• Checked By

  Select Fiona Best Murray Doherty Quinnie Trinh

  • Fiona Best
  • Murray Doherty
  • Quinnie Trinh

8. Pipe Alignment

• As per Construction Drawings

  Yes

  No

  N/A

• Survey has marked out alignment prior to excavation

  Yes

  No

  N/A

• Date

  Date

• Checked By

  Select Fiona Best Murray Doherty Quinnie Trinh

  • Fiona Best
  • Murray Doherty
  • Quinnie Trinh

9. Trench

• Sufficient traffic management and signs around excavation

  Yes

  No

  N/A

• Adequate fall from heights protection installed where required

  Yes

  No

  N/A

• Quarry products stored correctly

  Yes

  No

  N/A

• Spoil stored correctly or removed from site

  Yes

  No

  N/A

• Date

  Date

• Checked By

  Select Fiona Best Murray Doherty Quinnie Trinh

  • Fiona Best
  • Murray Doherty
  • Quinnie Trinh

10. Butt Welding

• 3 test welds/operator tested in accordance with ISO13953:2001 by NATA registered laboratory

  Yes

  No

  N/A

• Test results received and have passed

  Yes

  No

  N/A

• Welding machine calibration certificate valid

  Yes

  No

  N/A

• PE pipe ends cleaned prior to welding

  Yes

  No

  N/A

• Welded pipe cooled for correct length of time

  Yes

  No

  N/A

• Date

  Date

• Checked By

  Select Fiona Best Murray Doherty Quinnie Trinh

  • Fiona Best
  • Murray Doherty
  • Quinnie Trinh

11. Laying Pipe

• Minimum cover achieved as per WSA 07-2006

  Yes

  No

  N/A

• Tracer wire installed with pipe and to standard

  Yes

  No

  N/A

• Date

  Date

• Checked By

  Select Fiona Best Murray Doherty Quinnie Trinh

  • Fiona Best
  • Murray Doherty
  • Quinnie Trinh

12. Electro Fusion Jointing

• Ensure pipe is round

  Yes

  No

  N/A

• Outside of pipe is scraped down and cleaned with alcohol wipes

  Yes

  No

  N/A

• No water present around join while welding is in progress

  Yes

  No

  N/A

• Date

  Date

• Checked By

  Select Fiona Best Murray Doherty Quinnie Trinh

  • Fiona Best
  • Murray Doherty
  • Quinnie Trinh

13. Bedding of Pipe for Open Cut

• Bottom of trench is free from sharp obstructions

  Yes

  No

  N/A

• Min 100mm compacted sand on bed of trench

  Yes

  No

  N/A

• Min 150mm compacted sand surrounding pipe

  Yes

  No

  N/A

• Marker Tape installed on top of bedding material (min 150mm above pipe)

  Yes

  No

  N/A

• Date

  Date

• Checked By

  Select Fiona Best Murray Doherty Quinnie Trinh

  • Fiona Best
  • Murray Doherty
  • Quinnie Trinh

14. Compaction and Backfill

• Backfill to MRWA Specification No. 04-03.1 or to Road Authority's requirements

  Yes

  No

  N/A

• 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

  Yes

  No

  N/A

• Date

  Date

• Checked By

  Select Fiona Best Murray Doherty Quinnie Trinh

  • Fiona Best
  • Murray Doherty
  • Quinnie Trinh

15. Acceptance Testing

• Pressure testing for Pressure Sewer (hydrostatic)

  Yes

  No

  N/A

• Pressure Testing for gravity system (vacuum or low air pressure testing)

  Yes

  No

  N/A

• Deflection testing (only for gravity - to be done 14 days after compaction has been completed)

  Yes

  No

  N/A

• CCTV received and satisfactory

  Yes

  No

  N/A

• Date

  Date

• Checked By

  Select Fiona Best Murray Doherty Quinnie Trinh

  • Fiona Best
  • Murray Doherty
  • Quinnie Trinh

16. Reinstatement

• Construction Impact Zones and affected work areas restored to condition prior to commencement of works

  Yes

  No

  N/A

• All surplus material removed from site

  Yes

  No

  N/A

• Date

  Date

• Checked By

  Select Fiona Best Murray Doherty Quinnie Trinh

  • Fiona Best
  • Murray Doherty
  • Quinnie Trinh

NOTES AND COMMENTS

South East Representitive

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