Shotcrete for New Slag Dumping Platform Withstand to High Temperature at Qatar Steel

Scope of Works:

  • Erect scaffold and dismantle after finishing.
  • Removing the existing brick work in front of the wall and removing the debris away from the site (designated area by MIC)
  • Chipping all loose and weak concrete using electric equipment and removing the debris.
  • Sandblasting take place for steel as well as concrete.
  • Apply Sika Zinc Rich Primer for all existing reinforcement appeared.
  • Drilling and install dowel/anchor bars at 2m c/c in both horizontal and vertical direction. The dimension of dowel/anchor will be 10mm diameter and minimum depth 200mm is buried into the existing concrete with anchoring grout Sikadur 31 CF Slow.
  • Install 8mm thick uncoated pre-fabricated wired reinforcement mesh 200mm X 200mm cell.
  • Soaking the surface using potable water.
  • Apply Shotcrete using HTR Structural Shotcrete with 50-75mm thickness.
  • Curing will be wet cure for 7 days.
  • Cleaning and handing over the site.
  • CLIENT QATAR STEEL CO.
  • YEAR 2014
  • WE DID DRY SHOTCRETE APPLICATION
  • CATEGORY