NCIG - PTO - Excavations

• Audit Title/Client/Date (reverse order)

• Prepared by

• Location
  Address

• Personnel

EVALUATION

• Are all activities performed in compliance with an accepted JSEA that is still adequate for the current tasks & conditions?

  Yes

  No

  N/A

• Do all persons appear to understand the requirements of the JSEA & have signed off?

  Yes

  No

  N/A

• Are exclusion zones implemented using barricades of at least 900mm height to prevent unauthorised interaction with the trench?

  Yes

  No

  N/A

• Does any benching have a maximum vertical face of 1.5m unless a geo-technical engineer has approved a greater height? (Inspection checklist)

  Yes

  No

  N/A

• Is each bench cut into the side of the trench no higher than it is wide unless a geo-technical engineer has approved a greater height in writing?

  Yes

  No

  N/A

• Is battering less than 45º with a maximum vertical face of 1.5m unless otherwise approved by a geo-technical engineer in writing?

  Yes

  No

  N/A

• Is there documented evidence that design specifications for engineering controls such as shoring support structures have been prepared by an appropriately qualified person?

  Yes

  No

  N/A

• To reduce the risk of trench collapse, has spoil, mechanical plant, vehicles & materials been placed so that they do not encroach on the zone of influence? Alternatively, is there documented evidence that the support system has been designed to accommodate such additional loads?

  Yes

  No

  N/A

• Whether the trench is defined as a confined space or not, are control measures in place to eliminate or control risks associated with contaminated, explosive, flammable or oxygen deficient atmospheres that have been applied to the trench?

  Yes

  No

  N/A

• Is an excavation permit in place?

  Yes

  No

  N/A

• Is there documented evidence that the following conditions that may result in or be an indicator of trench collapse are being monitored?

• Shoring becoming unstable

  Yes

  No

  N/A

• Angle of batter remains sufficient to prevent collapse

  Yes

  No

  N/A

• Cracks appearing near the edge of the trench

  Yes

  No

  N/A

• Surface soil falling into excavation

  Yes

  No

  N/A

• Water seeping into excavations from its side walls or base

  Yes

  No

  N/A

• Heaving or swelling of the ground at the bottom of the trench

  Yes

  No

  N/A

• Subsidence alongside the excavations

  Yes

  No

  N/A

• Has a complete record search of existing services been undertaken & validation of records has taken place prior to work starting?

  Yes

  No

  N/A

• Are there any other risks or issues associated with the activities observed?

  Yes

  No

  N/A

• If yes, provide details

• Location of Observation

• COMMENTS & RECOMMENDATIONS

• Comments & recommendations to be actioned by

• Signature of observer

  Sign