Weekly Updates

Week ending February 16, 2008

Arbennie WRF

• NWF
  • Entrance Road and Parking
    • Grading in progress
    
    
• Pre Con
• Digesters
  • Application of shotcrete layers to outer wall continues
• Ox Ditches
  • Applied shotcrete to outside walls of Oxidation Ditches
  • Continued Placement vapor barrier and reinforcing steel for Oxidation Ditch 1 base slab. Installed 42” MLSS Line
  • Installed 8” drain line ad 42” MLSS line for Oxidation Ditch # 2
  • Grading for base slab of Oxidation Ditch # 2
• Clarifiers
  • Applied shotcrete to wall for Clarifier #1. Forms for interior launder in progress.
  • Applied shotcrete to wall for Clarifier #2.

• CDM
  • Kick off Meeting with RDT, Coltin Electric, Lord and Sons to discuss sub contractor roles and responsibilities

RIBS

• OCWS Construction Crews
  • Completed all of the 30” DIP for the RIB Piping, i.e., RIBS 1 thru 18.
  • Placed 8” rib piping for ribs 7 and 8.
  • Started to finish grade ribs 12 thru 18.

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