Plumbing / WaterCalculationCanvas 2DComing soon

Pressure Drop Challenge

Size the pipe so the fixture gets the pressure it needs.

Difficulty: IntermediatePlay time: about 10 minutes

Workplace narrative

A new fixture runs cold because the branch line is undersized. Calculate friction losses and pick the right pipe size before the inspector arrives.

Why this skill matters

Plumbers, pipefitters and building systems technicians.

Learning objectives

Equipment and components

Piping networkPressure gaugesFittings schedule

Technical principles

How to play

Rules

Formula and calculation section

Head Loss (Hazen-Williams)

hL depends on Q, C, d, L

Friction loss grows sharply as diameter shrinks.

Need help with the mathematics?

Open the relevant mathematics module, practice the calculation, then return to the scenario.

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Play right here

The full game runs on this page - no account, no install. Or open the full-screen play mode with the button above.

Pressure Drop Challenge is in development

The full game experience - levels, scoring and feedback - arrives with its development phase. The narrative, objectives and principles above define exactly what the game will teach.

Feedback approach

Each section's loss breakdown is shown after every attempt.

Common mistakes

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Keep learning

Return to the Plumbing / Water hub to see the full skill path.