The Department of the Army, Army Corps of Engineers, North Atlantic Division, Philadelphia District, has a requirement for remediation of the former Franklin Slag (MDC) site in Philadelphia, PA.

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• Remediate the former Franklin Slag (MDC) site. The Site is located at the northeast corner of Castor and Delaware Avenues in Philadelphia, PA in an industrial siting. The site consists of approximately 70,000 cubic yards of recycling slag associated with the former Franklin Slag smelting facility. This stockpile is impacted with hazardous levels of lead, and detectable levels of RCRA 8 metal. The site is secured with a chain link fence and the stockpile capped with a HDPE liner. The stockpile covers over 80% of the site, Castor Ave immediately adjacent to the Site and the shoulder of Delaware Ave, is available for use by the Contractor. Approximately 25 feet of the adjoining Philadelphia Water Department property is available for relocation of a portion of the untreated stockpile or storage of treated material awaiting laboratory analytical results.
• The major items of work to be performed include, but are not limited to, the following:

  a. Prepare preconstruction workplans.

  b. Development, approval, and implementation of Maintenance of Traffic Plan.

  c. Mobilization and implement Security Plan.

  d. Implement Environment Protection Plan.

  e. Implement Perimeter Air Monitoring Plan.

  f. Conduct benchscale testing.

  g. Establish containment zone, decontamination zones, and set up decontaminations station(s).

  h. Install underground utility crossover(s) at all vehicle entrances.

  i. Abandon groundwater monitoring wells.

  j. Perform selective demolition tasks.

  k. Perform on-site slag relocation activities to increase available work area(s).

  l. Design and construct temporary stockpile areas.

  m. Excavate and treat the slag pile material.

  n. Sample treated slag batches and analyze for TCLP metals and other Waste Characterization analytical.

  o. Upon waste characterization approval, load the treated slag and transport to approved Subtitle D Landfill for disposal, otherwise re-treat slag material.

  p. Excavate native soil.

  q. Conduct waste characterization analytical.

  r. Conduct post excavation confirmatory sampling program.

  s. Upon waste characterization approval, load the native soil and transport to approved Subtitle D Landfill for disposal, otherwise retreat slag material.

  t. Import clean material and backfill excavation.

  u. Install aggregate base cover material.

  v. Install new monitoring wells.

  w. Demobilization.

  x. Conduct eight quarters of groundwater sampling.