Below is a precise method of statement that covers sump pump installation inline with project specifications, manufacturer installation instructions and approved shop drawings.
Overall it is the responsibility of project manager to ensure the implementation of this plumbing method statement on project site.
All health and safety procedure applicable for the site shall be followed during the sump pump installation works.
Pump shall be stored on flat surface in well ventilated storage area. Inlet and outlet flange blanks shall not be removed until ready for connection to pipe work.
Manufacturer’s instructions shall be strictly followed as applicable.
In case sump pump are stored for longer periods on the site, its shaft shall be periodically rotated manually and lubricated, if required.
The stored sump pump are to be inspected periodically for obvious conditions such as moisture, parts theft, excess dirt buildup or any other abnormal condition.
Storekeeper will be responsible for proper storage and maintenance of records, as required.
Preparation Before Installation of Sump Pump
The sump pit designed to meet municipality requirements shall be provided by civil contractor.
Examine the sump pits for suitability as per approved drawings/requirements.
Check and ensure that the shop drawings used are latest and approved for installation.
Installer will coordinate the sump pump locations and requirements as per approved shop drawings.
Check the piping support locations, cable entry floats are coordinated with pump and piping layout and ensure they are not obstructing the space around pump.
Ensure easy access and sufficient clearance for servicing and maintenance i.e. for replacement of pump.
Ensure verticality of guide rails for easy removal of pump for maintenance.
Sump Pump Installation Method
Provide proper ventilation before getting into the sump pit. HSE procedure for working inside the confined space shall be followed and implemented strictly.
Mark the location of the pump guide rail, piping works in line with the shop drawings / requirement.
Drill the suitable size holes where applicable.
Shift the pumps and other associated accessories to the place of installations in safe manner use hand trolley / fork lift /crane as applicable / required as per site conditions.
Check and ensure free rotation of shaft.
Position the pump base on the area, which are already marked and drilled.
After proper alignment fix the duct foot bend properly.
Fix guide rail and lifting chain properly.
Complete the piping and valve package installation as per approved drawings.
Install the electrical control panel and power connections as per approved drawings.
Provide grounding wiring as per approved shop drawing / manufacture recommendation.
Follow the manufacturer’s instructions while installing the pump.
Site plumbing engineer shall verify that all installations are being done as per the manufacturer installation manual.
All cabling connections shall be completed for power supply and building management system integration.
Sump piping connections shall be done as per approved shop drawings for drainage works.
After completion of sump pump installation and piping connections, the same shall be checked and certified by the pump manufacturer/authorized local representative.
Request for sump pump inspection shall be raised for consultant’s inspection.
Attachments
- Inspection and Testing Plan ITP
- Installation Checklist
- Risk Assessment
- Manufacturer IOM Manual