Quality Assurance

Quality Assurance is an integral part of any project undertaken by Mainway Industrial Installations Inc. It is our policy to provide efficient and effective product services and procedures that conform to each of our clients requirements. To accomplish this we maintain a strict Quality Assurance Program.


In addition clients are provided with test reports and procedures. Mainway has developed its own inspection/test plan which may be altered to suit each individual clients needs.


  • American Petroleum Institute, API Standard 650 Welded Steel Tanks for Oil Storage

  • American Petroleum Institute, API Standard 620 Design and Construction of Large, Welded, Low-Pressure Storage Tanks American Petroleum Institute

  • API Standard 653 Tank Inspection, Repair,

  • Alteration, and Reconstruction American Water Works Association (AWWA), Standard D100 Steel Tanks for Water Storage

  • Canadian Standards Association, W47.1 Certification of Companies for Fusion Welding of Steel Structures Canadian Standards Association

  • W59-M1989 Welded Steel Construction (Metal Arc Welding)

  • ASME B31.1 (TSSA)

  • ASME B31.3 (TSSA)



© 2018 by Mainway Industrial Installations Inc.