Tier 3 - Documentation and Scope

How to Document Hidden Plumbing Conditions in Pool Leak Detection

Documentation starts before you touch anything. Photograph existing conditions, use careful report language, and separate what was confirmed from what could not be seen.

Documenting hidden plumbing conditions in pool leak detection requires photographing the site before any evaluation begins, using precise report language that separates confirmed findings from suspected conditions and inaccessible areas, and clearly stating what limitations existed at the time of the evaluation. Underground pool plumbing cannot be seen without excavation - its routing, depth, age, and condition are all concealed. Strong documentation of what was tested, what the results were, and what the limitations were protects the technician when findings are later questioned and gives the repair contractor accurate information to work with.

Start Documenting Before You Test Anything

The most important photos are the ones taken before any work begins. Once testing starts, before-condition evidence is harder to establish. Photograph the pool, deck, equipment pad, valve positions, visible plumbing, existing cracks or repairs, water level, and any area that looks unusual - before the evaluation starts.

This pre-evaluation documentation creates a record of what conditions existed when you arrived. It is what protects the technician when a customer later claims the evaluation caused a problem that was already present before the technician touched anything.

What to Photograph Throughout

Pre-evaluation site conditions

Pool and water level. Equipment pad and visible plumbing. Valve positions. Existing cracks, old repair patches, settled deck sections, wet areas. Anything that looks like it has been a problem before you arrived.

During pressure testing

The manifold setup and which line is being tested. Pressure gauge at the start of the test. Pressure gauge at the end of the test. The total test duration. Any variation or behavior during the hold period.

Confirmed findings

The location of confirmed dye movement. The crack, gap, or fitting that showed active pull. The pressure drop result on the identified line. Close-up photos that show what the finding looks like, not just that it exists.

Access limitations and inaccessible conditions

Equipment that blocked access. Water clarity that prevented visibility in a specific area. Unsafe chemistry that stopped entry. A water feature line with no pluggable termination. Any condition that prevented testing - documented as a limitation, not ignored.

Report Language for Hidden Plumbing

Underground plumbing cannot be seen without excavation. Its routing is estimated from equipment pad connections and visible surface conditions. Its depth, age, condition at connections, and whether prior repairs were made correctly are all unknown until the pipe is exposed. Report language has to reflect that reality.

Use these phrases

Separate confirmed conditions from assumptions. Hidden plumbing is concealed until it is exposed. "The return line to the left rear return failed pressure testing, dropping from 14 PSI to 6 PSI over 10 minutes" is a confirmed finding. "The pipe was probably installed 20 years ago and was likely never properly glued" is an assumption. Put the first kind of statement in the report. Keep the second kind out of it.

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