Weekly Updates

Week ending March 1, 2008

Coltin Electric
- Mobilized as the electrical sub for the project
NWF
- Entrance Road and Parking
  - Fill .and backfill for eastern road and admin parking area
Pre Con

Digester
- Placed concrete filet inside inner wall.
Oxidation Ditches
- Ox Ditch #1
  - Placement of rebar for base slab
  - Hydrostatic testing of 42" RAS/WAS line
  - Subsequently placed and additional lift of concrete for the encasement
  - Repaired washouts from last week's rains
- Ox Ditch #2
  - Placement of rebar for base slab
  - Repaired washouts from last week's rains
Clarifiers
- Clarifier #1 - Placed concrete slab for launder
- Clarifier #2 - Placed concrete cap for wall. Scaffold and forms for inside launder in progress.

OCWS Construction Crews
- Installation of cross drains between RIBs 2 and 12.
- Placed 8" RIB piping for RIBs 3 and 4
- Continue grading RIBs 12 through 18
- Coordination meeting was held to discuss the installation of the new air lines.