The purpose of this method statement is to describe methodology for PIPEWORK LEAKAGE TESTING and to ensure that the requirements from technical specifications.
The contents of this method statement shall form the basis of a toolbox talk for all operatives and ensure that the availability of (PPE) and tools provisions for testing prior the commencement of such works.
Protection and Safety Equipment
Safety Helmet, Safety Shoes, Safety Vests
Safety Belts, Safety Goggles
Caution Tape, Traffic Control Cones
Burst of pipe or fitting because of over
Danger of falls from
Falls, knocks or trips due to poorly lit areas within the
Electrocution when using electric hand tools, extension cords
Damage of paint and equipment due to over pressure test and theft of installed valves.
PROCEDURE FOR PIPEWORK LEAKAGE TEST
5.1 Pre-Commissioning Check
Prior to start the test, refer to the approved installation and ensure that required materials are available at
Supervisor to carry out a visual inspection of the work areas, materials, tools, safety equipment and confirm ready to commence works.
Preparation of tools and materials such as pipe leakage test kit, accessories and hand tools prior to commence the works.
Ensure all work areas are released by the main contractor before proceeding with the
Check the location of pipe routing in relation to the structure and architect as indicated on the
Fit blanking devices in accordance with the drawings and ensure that enable a blank to be cut-out after the testing is
Access to adjacent to each blank is required.
5.2 Gravity Test Methodology
Remove all obstructions, debris and superfluous matter from the
Sucre all drain stoppers and/or bags in the end of the pipelines and all associated branches under
Ensure all pipelines with minimum 5 meters head and maximum 3 meters head from highest horizontal.
Fill water to the pipelines at least 30 minutes before the test to allow for water
Internal test shall be a minimum of 30 minutes and otherwise testing at least 8 hours.