Specifications include, but are not limited to: Successful Bidder shall be responsible for to provide all materials labor and
equipment necessary for the removal, transportation and disposal of pit and brine
sludge to a disposal site for all locations.
1. Frequency. Pit sludge must be removed twice annually, and on an asneeded basis, from an approximate 100 locations statewide. Dates to be
agreed upon mutually between Iowa DOT and awarded vendor. Brine sludge
removal may be requested as needed from brine maker and holding tanks.
2. Locations. Locations include an approximate 100 maintenance garages in
Iowa and the main complex in Ames. Locations of maintenance garages are
included as Attachment A. Locations noted IN RED must have entire
contents of drains removed, no decanting is allowed.
a. Approximate 100 sites with oily sludge/water disposal of approximately 900
gallons each (Total of 100,000 gallons per semi-annual trip). This sludge
has not been classified as hazardous waste in the past.
b. Brine sludge to be removed as needed. Approximately 2,000 gallons per
shop. Approximately 20 shops per year for 40,000 gallons. (Response
within two weeks desired)