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Concrete Pipe & Box Culvert Installation, 2007

This manual presents a guide for the proper installation of concrete pipe. For many years, the American Concrete Pipe Association has conducted compre…

Ugly's Electrical References

Ugly's Electrical References is designed to be used as an on-the-job reference. Used worldwide by electricians, engineers, contractors, designers, mai…

2018 Virginia Construction Code

2018 Virginia Construction Code book.

Arizona ADEQ

Arizona ADEQ Construction General PermitArizonia Registar of Contractor Rules Title 4 Chapter 9Arizona Workmanship StandardsPSI Approved reference mat…

NC Administrative Code, Title 15A, Subchapter 18C: Water Supplies 2004

Published by the state of North Carolina. This book is used for preparing for the North Carolina Public Utilities Contractor Exam administered by PSI …

Public Swimming Pools - North Carolina Department of Environmental Health and Natural Resources, Title 15A, Subchapter 18A, Section .2500 NC Administrative Code

Published by the State of North Carolina. This book is used for preparing for the North Carolina Public Utilities Contractor Exam administered by PSI …

NC Heating and Fire Sprinkler Rules and Laws

Published by the state of North Carolina.

CAMA Handbook for Development of Coastal North Carolina

Published by the State of North Carolina. This book is used for preparing for the North carolina Highway Contractor exam administered by PSI Exams.

Carrier System Design Manual

NC Uniform Boiler & Pressure Vessel Act

NC Uniform Boiler & Pressure Vessel Act

Trane Ductulator

Handheld Trane Ductulator This handy device is the ultimate tool for sizing supply and return duct systems. Using the equal friction design method, th…

Developing Your Stormwater Pollution Prevention Plan

Developing Your Stormwater Pollution Prevention Plan