Drainage Method Statement

This example Method statement shows the basic requirements for a method statement for installing drainage:-

Objective:

Installation, and connection of new  drainage pipes to existing surface and foul manholes.

Location:

A site somewhere.

Timescale:

(Add Programmed start and end for this phase of works)

Welfare and First Aid:

Add details, you should mention toilets and drinking water, First Aiders and First Aid Box

Reducing Risk: 

List the steps you will take to reduce the risks:

  • Banksman Present during works
  • No un-authorized persons allowed on site during excavations
  • Area Inspected before works commence daily, and at suitable intervals during the day.
  • Excavations fenced off and end of the day.
  • Excavated material to be kept a minimum of 1.5m away from excavation.
  • Warning signs
  • PPE to be worn at all times.

Health, Safety and Environmental Assessments:

N/A Ground Investigation Clear (assumes trials holes and local authority drawings checked)

Related Assessments:

Excavations (Risk Assessment for excavations)

Plant (Plant Risk Assessment)

Supervision:

(Add supervisor)

Training:

Add CSCS details or required competence in your country.

Labour:

Add all Labour for this phase

Plant / Equipment:

  • 13 Ton tracked Excavator
  • 3 Ton Forward Tipping Dumper
  • Drag Box and manhole box.
  • Surveying Equipment/Pipe laser.
  • Fencing/physical barrier

Work Method:

The new drain positions will be set out by competent person.

Levels of existing connection points will be checked (if required)

A trench will be excavated alone the line of the new pipe, level control by pipe laser or manual level.

Access into the excavation and pipe joining only within the drag box (no persons allowed in trench when drag box is pulled to next location.

Pipes will be installed as per the design specification for example ( concrete surround and back-filling with as dug material).

Air testing will be carried out prior to back-filling to ensure pipes are installed correctly and sealed in accordance with manufacturers guidelines.

New manholes will be constructed where required, and steps will be taken to avoid any disruption of existing flows if connections are made to existing services.

As built information including location and invert/cover levels recorded.

Emergencies:

A mobile phone will be available at all times to summon emergency services, the site supervision staff will be advised of the nearest hospital. A First aid box, with eyewash liquid will be kept on site.

This method statement will be the subject of a toolbox talk given to all personnel involved with the work activity.

The full 3 Page Method Statement on our easy to use template is available HERE

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