The Ultimate Water Main Commissioning Guide

Your step-by-step guide to flushing, pressure testing, disinfection, and approval — built for field use.

This downloadable template is built from real-world projects in Northern and Southern Canada and follows MMCD, Whitehorse, and Yukon Government specifications. It’s designed to help technologists, engineers, and inspectors complete and document commissioning with confidence.

✅ What’s Inside:

• Flushing Procedures & Flow Rate Table
• Know exactly how long and how much to flush based on pipe size.
• Pressure Testing Workflow
• Includes acceptance criteria, allowable leakage chart, and troubleshooting tips.
• Chlorination & Disinfection Guide
• Covers dosing, soaking times, and neutralization (dechlorination) procedures.
• Sampling & Lab Testing Notes
• Understand what samples are required, when to take them, and how to interpret results.
• Sign-Off Checklist (Ready to Print)
• Use in the field or attach to your daily report.
• Cold Climate Notes
• Special notes for projects in sub-zero environments (Yukon, NWT, Northern BC).
• Bonus: Expansion Allowance Table
• Reference thermal movement for pipe sizing and weather conditions.

🔧 Built For:

• Civil Technologists
• Field Inspectors
• EITs and Engineers working on municipal infrastructure
• Contractors documenting installation for handover
• Students learning real commissioning steps

🎯 Why This Template?

Save hours of searching through specs or past notes. This tool is ready to use on site and has been used on real subdivision projects with utility installs, fire hydrants, and water service tie-ins. If you're working in the trench, in the trailer, or reviewing reports — this template is for you.