NM FLAP SJU 10(1) Cottonwood Campground Bridge

PROJECT DETAILS:  NM FLAP SJU 10(1) Cottonwood Campground Bridge

THIS PROJECT IS ADVERTISED AS A TOTAL SMALL BUSINESS SET-ASIDE.

THIS IS A REQUEST FOR BID - PLANS AND SPECIFICATIONS ARE  AVAILABLE.

PROJECT DESCRIPTION:   The project is to provide an accessible and maintainable roadway to the campground, a bridge will be constructed to span the width of the arroyo to the north of the existing roadway at the arroyo crossing, and will be elevated high enough to allow for the park service to continue to use maintenance equipment to keep the arroyo clear of excessive sediment accumulation.  The new bridge will be constructed offline such that access to the campground will be maintained without interruption to traffic flow.  The alignment of the roadway will be reconstructed upon completion of the bridge with profile adjustments as necessary to meet the deck elevation of the new bridge.     

SIGNIFICANT QUANTITIES:

3,950 cubic yard of embankment construction 

2,120 cubic yard of placed riprap, class 3

1,220 cubic yard of placed riprap, class 4

194 cubic yard of structural concrete class A

430 liner feet precast prestressed concrete girder

186 liner feet of drilled shaft 36-inch diameter

MISCELLANEOUS:   The proposed work for this project includes installation of a new bridge which will free span the arroyo crossing.  The new bridge is proposed to include two   12 foot lanes by 105 feet long with 4-foot-wide shoulders and metal railings for a total out to out width of 35 feet.  All of the work is occurring in cultural and natural resource sensitive areas and there are numerous environmental constraints that will affect the construction schedule and type of operations.

COST RANGE:  The proposed project is estimated at a cost between $1,500,000 and $3,500,000.

CONSTRUCTION DURATION:  Construction is anticipated from FALL 2021 to April 2022.

ADDITIONAL INFORMATION:

Anticipated Award:                          Late November 2021