SOP Templates > Plumbing > Pre-Construction > Pre-Construction Site Inspection

Pre-Construction Site Inspection for Plumbing

The Pre-Construction Site Inspection workflow helps plumbing contractors prepare projects by reviewing site conditions before installation begins. It covers confirming utility locations, checking access, verifying drawings, and ensuring required materials are ready. By standardizing inspections, plumbing companies reduce costly mistakes, avoid delays, and improve safety. Clients benefit from transparent communication and predictable project starts. Teams gain accountability and consistency across jobs. With this workflow in place, plumbing contractors can protect profitability, improve efficiency, and deliver projects with fewer disruptions.

Review plumbing drawings and fixture locations

Set walkthrough time with GC or plumber-in-charge

Locate drain, vent, and water line paths onsite

Spot old plumbing or in-wall piping

Confirm slab slope and utility stub locations

Spot open drains or trench hazards

Confirm pipe staging and secure storage spot

Identify plumber parking and offload area

Photo riser points, pipe runs, and stub-outs

Check plumbing permit posted onsite

Confirm hose bibs or temp water access

Identify missing drain stub or pressure test needs

Share plumbing status and conflicts with PM

Adjust plumbing start based on site and layout