Update for the Week Ending September 9, 2016

Site Remediation Continues

On-going activities:

  • Continued the application of water, odor-suppressant foam, and BioSolve for odor and dust 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 the deep excavation within the support of excavation (SOE) wall under the temporary containment building (TCB); and
  • Continued lining and loading trucks and shipping impacted soil to Bayshore Soil Management for treatment and disposal:
    • 115 trucks; 3,024.61 tons shipped last week; and
    • 22,903.52 tons shipped to date.

Upcoming activities:

  • Initiate the installation of tie-backs through the SOE sheet pile sheet pile wall for external bracing;
  • Continued shallow excavation and backfill on the western areas of the Site; and
  • Continue crushing reuse material from the western shallow excavation.

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 (TVOCs), 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

Lined trucks waiting to be loaded with impacted soil in the TCB.

Excavating on the south end of the deep excavation in the TCB.

Excavating on the west side of the deep excavation in the TCB.

North end of the deep excavation and pumping from a sump located in the relief holder.

Cutting rebar for removal from subsurface concrete structures in the deep excavation.

Applying foam to the excavation for VOC and odor control in the TCB.

Loading lined trucks with impacted soils in the TCB.