Update for the Week Ending October 14, 2016

Site Remediation Continues

On-going activities:

  • Continued the application of water for dust control;
  • Continued the application of foam and BioSolve for ┬áTotal Volatile Organic Compounds (TVOC), Particulate Matter (PM-10) [dust], and odor control;
  • Maintained erosion and sediment (E&S) controls (Installed waddles - wood chip and straw filled fabric tubes - around the Site perimeter to prevent silt and sediment from leaving the Site and covered all stockpiles);
  • Continued pumping from the decontamination pads, excavated areas, sumps and dewatering wells to the water treatment plant (WTP);
  • Continued operation of the WTP and discharge to the sewer;
  • Continued shallow excavation on the western areas of the Site;
  • Continued importing, backfilling, and compacting select fill in the shallow excavation in the western areas of the Site;
  • Continued crushing and stockpiling reuse material to be used for backfill in the deep excavation;
  • Continued lining and loading trucks and shipping impacted soil to Bayshore Soil Management for treatment and disposal:
    • 8 trucks; 184.79 tons shipped last week; and
    • 30,063.25 tons shipped to date.
  • Continued the installation of tie-backs through the support of excavation (SOE) sheet pile wall for external bracing:
    • 12 tie-backs installed last week; and
    • 36 of 76 tie-backs installed to date.
  • Continued testing of the installed tie-backs.

Upcoming activities:

  • Continue deep excavation within the SOE wall under the temporary containment building (TCB).

Community Air Monitoring Plan Summary

Community air monitoring, initiated on Tuesday, December 1, 2015, continues as intrusive (ground disturbance) activities are conducted.

There were no fifteen-minute Action Limit exceedances for Total Volatile Organic Compounds (TVOC), Particulate Matter (PM-10) [dust], or odors during this reporting period.

If you have any questions or comments about the work on the Site, please use the Williamsburg MGP Telephone Hotline at (718) 403-3053.

Photos of Activity


Installing (drilling) tie-backs (external bracing) for the SOE wall in the deep excavation (east wall).


Installing (drilling) tie-backs (external bracing) for the SOE wall in the deep excavation (east wall).


Loading lined trucks with impacted soils from the shallow excavation for shipment to Bayshore Soil Management for treatment and disposal.


Grading select fill backfill in the shallow excavation area.


Compacting select fill backfill in the shallow excavation area.


Reinstalling the N. 11th Street decontamination pad.