Remedial Contractor Continues Mobilization
and Site Preparation for Remediation

Sound attenuation barrier for the TFS air handling system

Heavy equipment mobilized to the site

Sound barrier installation along Willow Avenue

On-going activities:

• Site preparation activities at the support area at 40 Willow Avenue included ongoing construction of the Water Treatment Plant and installation of soil and sediment erosion controls.

• Site preparation activities at areas to be remediated at the 25 and 89 Willow Avenue properties included removal of old fencing and light poles, positioning “jersey barriers,” installing fencing and wood panels for the sound attenuated barrier to surround the property during remediation (see photograph), installation of soil and sediment erosion controls, and interior preparation for the demolition of the warehouse building.

• Assembly of the Temporary Fabric Structure (TFS) air handling and filtration (odor and vapor control) system (see photograph). Remediation (excavation of impacted soils) will be conducted under the TFS.

• General housekeeping activities at the Site.

 

Recently completed activities:

• Assembly of the TFS.
  

Future near-term activities:

• Complete the baseline surveys for noise, vibration and settlement in preparation for remedial construction activities for OU-2.
• Complete site preparation activities including construction of the WTP at 40 Willow Avenue.
• Complete assembly and installation of the sound attenuated barrier and fencing around the OU-2 Site (25 and 89 Willow Avenue properties).
• Complete the Level A Subsurface Utility Investigation at the OU-2 Site.
• Complete interior preparation activities and initiate demolition of the warehouse building.
• Install dewatering well points prior to the initiation of subsurface excavation activities.
  

Community Air Monitoring Plan Summary

Community air monitoring was initiated in February 2012 to support the Level A SUI activities involving small test pit excavations at 25 Willow Avenue to identify subsurface utilities. CAMP monitoring continues for the OU-2 activities, and there were no exceedences of action levels during this period.

Staten Island Community Board #1 One Edgewater Plaza Room 217 Staten Island, NY 10305 Phone #: (718) 981-6900

Borough President’s Office Borough Hall Staten Island, New York 10301 Phone #: (718) 816-2057