Quality Control

Steward Machine’s Inspection Dept has over 100 years of experience in Quality Control, and with Inspectors working both shifts, Steward can guarantee to continue the level of quality our customers have come to expect.

As a result of our Inspection Department’s extensive knowledge and equipment resources, Steward Machine is AISC Certified in the following categories:

Steward Machine Plant 2:

• Certified Bridge Fabrication – Advanced (Major)
  Hydraulic Steel Structures
  Fracture Critical Endorsement
  Sophisticated Paint Endorsement

Steward Machine Plant 3:

• Certified Bridge Fabrication – Advanced (Major)
• Hydraulic Steel Structures
• Fracture Critical Endorsement
• Sophisticated Paint Endorsement

Steward Machine’s Inspection staff has extensive knowledge with the fabrication and machining of complex bridge components, hydraulic structures, and various other components used throughout the industry. These machinery and fabrication components are verified by our American Welding Society Certified Welding Inspectors and Mechanical Inspectors. Steward Machine also has Level I, II, and III Nondestructive Testing Inspectors that are certified in accordance with SNT-TC-1A and ANSI/ASNT CP-189. The Nondestructive testing methods performed by Steward Machine are Magnetic Particle Testing (MT), Liquid Penetrant Testing (PT), Ultrasonic Testing (UT), and Visual Testing (VT). Radiographic Testing (RT) is also performed using a third-party source when required by the contract.

In addition to the above credentials, Steward is a Standing Member of The Society of Protective Coatings .

Bridge Site Inspection

With unparalleled experience in the Movable and Structural Steel Bridge industry, Steward Machine’s Inspection Department and our staff of Engineers, Detailers, Machinists and Welders provide the most comprehensive site inspection.

From machinery to structural, Steward Machine has the experience and capabilities to thoroughly assess all areas of any bridge in any location.

For a complete list of our Inspection Department’s resources, please click here.