CN-370000-GC655-T58E.pdf

This is a Petroleum Preapproval Program Task Assignment issued by the Florida Department of Environmental Protection, Division of Waste Management, Bureau of Petroleum Storage Systems. The document pertains to FDEP Contract Number GC655 with Facility ID 54/8515742 located at Halls Superette, 1098 HWY 17 N, Bostwick, Putnam County, Florida. The contractor is Aerostar Environmental Services, Inc., with site management conducted by Tara P. Mitchell. The task assignment is identified as GC655-058E and is categorized as a supplemental site assessment under cleanup phase activities. The work must be preapproved by the Department per Section 376.30711(1)(b), F.S., with all activity requiring Department authorization prior to performance.

The contract encompasses a two-event supplemental site assessment involving direct push technology and drilling activities to characterize soil and groundwater conditions at the petroleum storage facility. Event 1, due March 16, 2012, includes performing one day of Direct Push Technology around the current tank pit, installing up to seven soil borings and five monitoring wells, and collecting soil samples from intervals with highest OVA-FID readings, with a subtotal cost of $2,830.27. Event 2, contingent on Event 1 results and due April 27, 2012, involves installing up to three additional shallow wells and one deep well with locations to be determined, mobilizing to the site for sampling of newly installed wells, with a subtotal cost of $6,060.01. The total fixed-price contract encumbrance is $26,358.50, with a 10% retainage of $1,201.42. Laboratory analysis costs total $1,909.76 across both events. The work is scheduled for completion by October 24, 2012, with no change orders authorized after that date.