This Polrep covers Site work performed from Sunday 10/25/09 through Saturday 10/31/09. Work on site began at 7am and ended at 5:30pm unless otherwise noted.
Sunday 10/25/09 – no site work.
Monday 10/26/09
On-site today: OSC Parker, 1 START, 10 ERRS. Safety Meeting at 7 am. Work ended at 420pm
Excavation:
* Continued backfilling Excavation Area #1 with rock and cap material.
Containment Cells:
* Finished loading out contaminated soil to Wasko landfill – 36 loads.
* Covered contaminated soil stockpile with visqueen at day’s end.
Water Treatment System:
* Back-flushed sand filters into tank #2.
* Pumped water in tank #2 down to sediment line over to tank #1.
* Collected water and sediment samples from tank #1.
Other work:
Deconned a 25 ton Haul Truck.
Demobilized tanks #12 and #13.
Tuesday 10/27/09
On-site today: OSC Parker, 1 START, 10 ERRS. Safety Meeting at 7:30 am. Work ended at 5pm
Excavation:
* Continued backfilling Excavation Area #1 with rock and cap material.
* Shaped road over Excavation Area #1 to make it a straight north-south line and dug a ditch to the wetland to drain Excavation Area #2.
Containment Cells:
* Started shaping contaminated soil stockpile.
* Covered with visqueen at day’s end.
Water Treatment System:
* Pumped the last water through the water treatment system and discharged treated water from tanks #6 through 11 to POTW.
* Started disassembling water treatment system.
* Moved sand filters to containment cell #8 to decon.
* Sampled sediment from sand filter inlet.
* Sampled carbon from GAC vessel #1 inlet and 60 inches below inlet.
Wednesday 10/28/09
On-site today: OSC Franklin, 1 START, 8 ERRS. Safety Meeting at 7:30 am. Work ended at 5pm
Excavation:
* Finished backfilling Excavation Area #1 with rock and cap material.
Containment Cells:
* Finished shaping contaminated soil stockpile and covered with visqueen and sandbags to hold down the visqueen.
* Sampled soil at bottom of containment cell #8.
Water Treatment System:
* Started to dismantle water treatment system and clean tanks #6 through 11 and 2.
Other work:
Deconned a second 25 ton Haul truck, the 330 Excavator and two excavator buckets.
Thursday 10/29/09
On-site today: OSC Franklin, 8 ERRS. Safety Meeting at 7:30 am. Work ended at 5pm.
Containment Cells:
* Continued making sandbags to hold down the visqueen.
Water Treatment System:
*Finished dismantling water treatment system and cleaning all tanks.
Other work:
* Deconned and demobilized 330 Excavator and three portable toilets and handwash station.
Friday 10/30/09
On-site today: OSC Franklin, 6 ERRS. Safety Meeting at 7:30 am. Work ended at 5pm.
Other work:
* Continued making sandbags to hold down the visqueen.
*Cleaned and demobilized: office trailer, two gators, 1000 gallon fuel tank, service truck, satellite internet dish.
* Cleaned radios and moved remaining office equipment into smaller permanent office trailer.
Excavate contaminated soil, backfill and cap to specifications.
1. Excavate contaminated soil and transport to appropriate landfill.
2. Backfill excavations with adequate compaction
3. Include soil amendment in backfill
4. Cap excavations with specified capping material
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