B08_Attch1_SOW_HAV_boat_ramp_Jan2025_8pp.pdf

140FC125Q0008

STATEMENT OF WORK

Havasu National Wildlife Refuge (NWR)

Boat Ramp Construction Lake Havasu National Wildlife Refuge Complex

Topock, Arizona January 2025

BACKGROUND

This Statement of Work summarizes the justification for a construction contract to replace an existing boat ramp with a new concrete boat ramp at a recreation area that provides public vessel access in the Topock Marsh Impoundment at Havasu NWR.

DESCRIPTION OF PROJECT NEEDS

A contracted vendor will need to remove a boat ramp consisting of concrete and rebar. The ramp is located at 5-mile Landing Recreation Area just north of Golden Shores, AZ on County Road 1. The ramp measures 70-feet long x 16-feet wide x 1-foot thick. The removed concrete is to be stockpiled on site for refuge staff disposal or to utilize as rip-raff within the recreational area.

The ramp is to be replaced with a boat ramp of identical dimensions. The underlying ground must be compacted with approximately 51 tons of aggregate base for the 16-foot x 70-foot section and approximately 4 tons of aggregate base for the 16-foot x 20-foot section of each dock. Forms must be set with #4 rebar every 2-feet on center.

Pour back and finish approximately 60 yards of concrete total for the entire project the concrete is to be 3,000 PSI with fiber and rolling stamp finished.

SCOPE OF WORK

The vendor will provide all equipment, materials, tools, and labor to remove and replace the boat ramp.

• Remove the boat ramp consisting of the following dimensions.

o 1’ x 16’ x 70’ with rebar

• Stockpile the old concrete and rebar for refuge staff disposal.

• Compact each area with 51 tons of aggregate base for the 70’ long section.

• Form and set ramps with #4 rebar set every 2’ on center.

• Pour back and finish approximately 30 yards of concrete for the boat ramp approximately

30 yards total for entire project. Concrete is to be 3,000 PSI with fiber and rolling stamp finished.

PLACE/ DELIVERY LOCATIONS

U.S. Fish and Wildlife Service Havasu National Wildlife Refuge 12750 Riverfront Parkway Mohave Valley, AZ 86440

PERIOD OF PERFORMANCE

Work must be completed within 120 days of contract award date.

HOURS OF OPERATION

The Contractor is responsible for conducting business, between the hours of 7:00 a.m. and 6:00 p.m. Monday through Friday except Federal holidays at the contractor’s option. The contractor must always maintain an adequate workforce for the uninterrupted performance of all tasks defined within this contract when the government facility is not closed. When hiring personnel, the contractor shall keep in mind that the stability and continuity of the workforce are essential. The facility is closed on recognized Federal holidays. The contractor is not required to perform work on these holidays:

New Year’s Day, January 1st or the Friday preceding or Monday following Martin Luther King’s Birthday, 3rd Monday in January President’s Day, 3rd Monday in February Memorial Day, Last Monday in May Juneteenth, June 19th or the Friday preceding or Monday following Independence Day, July 4th or the Friday preceding or Monday following Labor Day, 1st Monday in September Columbus Day, 2nd Monday in October Veteran’s Day, November 11th or the Friday preceding or Monday following Thanksgiving Day, 4th Thursday in November Christmas Day, December 25th or the Friday preceding or Monday following

PROJECT DIAGRAM

Exis ng Boat Ramp

Photo taken at the top of the boat ramp where the 16’x20’ pad is to be installed

From the bo om of the exis ng ramp.

Side shot of exis ng ramp

Photo taken from the top of the exis ng ramp. There is a pile of concrete near the construc on site (arrow). This is where the concrete removed from the exis ng ramp is to be stored for refuge personnel to move at a later date.

REFERENCE PHOTOS

These photos are from another project that was completed on the refuge last fiscal year.