Amend_0002_Atch_2_Bid_Schedule_Houghton_21-045_Rev_0002.xlsx

This document includes an attachment to a bid schedule and details of a related federal contract opportunity for dam removal services. The bid schedule attachment provides a cost breakdown template with line items for mobilization, general requirements, site access and improvements, excavation, removal of an existing spillway structure, dewatering, furnishing and installing riprap and bedding, placing random fill, installing guardrail, conducting a signed survey to confirm excavation limits, reclamation and cleanup. The federal contract opportunity notice is for removal of a 110-foot long dam spillway at the Sand Lake National Wildlife Refuge in South Dakota. The work includes excavating a trapezoidal channel through the dam, installing riprap along the excavation, and installing a new 20-foot wide guardrail on the dam crest. The contracting agency is the U.S. Fish and Wildlife Service and the point of contact is provided.