Workshop  » Quality Assurance System

  • wait.. Workshop Bay
  • wait.. Rolled Plates in Workshop Bay
  • wait.. Automatic Girder Fabrication Line
  • wait.. Built-Up Section for Chenab Bridge
  • wait.. CNC Cutting
  • wait.. Bending Machine
  • wait.. Shot Blasting/Sand Blasting, as per requirement
  • wait.. Steel Tub Girders for Mukarba Chowk
  • wait.. Fabricated Box Section for Steel Pylon
  • wait.. Interenal View of Fabricated Box Type Girder Assembly
  • wait.. Fabrication of Erection Crane for Munger Site
  • wait.. Fabricated Erection Crane for Munger Site
  • wait.. Gantry Crane
  • wait.. Electric Overhead Travel (EOT) Crane

The company adopts essential, Non-Destructive Techniques (NDT) for assurance of desired quality standards with the provision of the requisite infrastructure of:


  • Visual checks in respect of straightness and quality of materials and workmanship
  • Dimensional & shape checks
  • Measurement of weld sizes
  • Dye Penetration Test (DPT)
  • Magnetic Particle Testing (MPT)
  • Measurement of sand cleaned surface
  • Measurement of Wet Film Thickness (WFT) and Dry Finished Thickness (DFT) of paint coats
  • Radiographic examination
  • Ultrasonic Testing(UT)
  • Marking, packing, loading & checking


  • Specialized Testing of chemical composition of constituents
  • Mechanical testing
  • Ultimate Yield Strength Test of materials and welds
  • Charpy Impact Test
  • Hardness Test

The above tests are arranged from approved external laboratories as stipulated in the technical specifications of contracts.

P&R develops and follows tailor-made Quality Assurance Plans for each specific project to satisfy the technical specifications laid down in the each contract agreement.