Plumbing Leak Investigation Checklist

How to use this checklist

Use the plumbing leak investigation checklist as a repeatable verification tool. Mark each item only after observing or confirming it; do not treat the checklist as a substitute for qualified judgment.

Resource-specific checkpoints

• Confirm source
• isolation
• pressure
• affected areas
• damage observations
• repair scope
• test results

Required checkpoints

• Customer, site, equipment, and job identifiers are correct.
• Requested work and approved scope are clear.
• Safety, access, qualification, and environmental conditions are acceptable.
• Required tools, instruments, documents, and materials are available.
• Original condition and relevant evidence are recorded.
• Work and testing follow company and manufacturer procedures.
• Changes, options, exclusions, and authorization are documented.
• Final operation, cleanup, customer review, and office handoff are complete.

Evidence to retain

• Identification and context photos
• Relevant before-and-after readings
• Material, serial, model, and quantity records
• Customer approval, acknowledgment, or signature when required
• Clear notes describing condition, action, result, and remaining work

Stop and escalate when

• The task exceeds qualification, approved scope, or safe working conditions.
• Required energy control, access, permits, equipment, or support are unavailable.
• The observed condition conflicts with drawings, instructions, or the expected system state.

Completion standard

A completed plumbing leak investigation checklist should allow another qualified person to understand what was checked, what was found, what was done, and what must happen next.