A04_Statement_of_Work_3_pages.docx

Yellowstone National Park Snowplow Sanding Body Installation

Scope:

Yellowstone National Park has a 2018 International snowplow truck that needs a hybrid spreader dump body system installed.

Period of Performance:

09/15/2025 to 12/31/2025 Specifications:

Sander body: Henderson Muni body 13’/14’ stainless Steel sanding body 22 Degree (or Equal) set up for front of the box discharge. (Sanding in front of drive tires of truck) meeting the following specifications.

Dimensions: 14-foot sander body

· Capacity to be 9.7 cubic yards struck without sideboards 12.7 cubic yards with sideboard

· Equipped with internal doghouse for hoist

· The inside of the body shall be 94” to 96” wide to maximize capacity and lower the center of gravity of the Side height of 36 inches.

· Tailgate height of 48 inches. Head sheet height of 60” (internal doghouse)

· 22” x 78” cab shield

· Drivers side mount access ladder

Sides and head sheet:

· One-piece sides and floor which incorporates a 6” floor to side radius

· Floor slopes 22 degrees to conveyor to facilitate self-cleaning of body without rising

· A body with any portion of the floor that is flat is NOT acceptable due to poor cleanout

· Head sheet and one-piece sides to be 7-gauge 304 stainless steel

· 10-gauge 304 stainless steel boxed top rail seamless and sloped inward to shed debris

· 4" wide sideboard pockets. 12”x 4-3/4”, 7-gauge steel

· Rear corner posts are tied into a 12” rear apron formed from 7-gauge grade 50

· Rear corner reinforcement is provided by a 1/4" 304 stainless steel plate that helps prevent flexing

· Steel integral fenders shall be continuously welded and positioned over wheels of truck chassis

Conveyer 13” truck frame to body floor height for lower center of gravity and lower mounting height.

7-gauge 304SS formed inner/ 10-gauge 304SS formed outer long sills

· 1/4” AR400, (190,000 PSI yield, 200,000 PSI tensile strength, Brinnell Hardness of 400), conveyor floor

· 2” diameter drive and idler shafts with 8 tooth sprockets

· Drive sprockets shall be double keyed to shaft. 28” wide main conveyor

· Body integrated 15” spreader apron conveyor motor to have Integral ground speed sensor

· Conveyor extends 12” beyond tailgate to prevent free flow of granular material

· 25:1 planetary gear case with hydraulic piston motor driven at the front of conveyor

· Pintle chain (24,500 lb. tensile/strand) conveyor with ½” x 1 ½” conveyor crossbars

· 10-gauge steel bolt-in underbody pan to keep material off chassis frame

· Conveyor cover in 3/16” AR400 steel Front spinner chute:

· The front feed gate is 6” x 24” and shall be lever operated and adjustable in 1” increments

· Spinner chute mounted between chassis frame rails

· Material chute to be completely enclosed to prevent material from dropping on drive shaft

· Spinner assembly must be adjustable left to right, front to back, and up and down to assure accurate placement of material on spinner disc to facilitate control of spread pattern

· 10 ga. 20” diameter spinner disc shall have replaceable machined hubs. Six (6) 10 ga., Steel bolt-on replaceable spinner vanes for counterclockwise rotation.

· Spinner hydraulic motor shall mount directly on top of spinner disc

· Motor shall be enclosed in a removable material shedding protective cover

· A bottom mount motor or drive shaft with bearings not acceptable

Tailgate

· 7-gauge steel tailgate sheet

· Tailgate must be double acting

· Full perimeter boxing with all horizontal edges sloped outward. Shall have two (2) 10-gauge 304SS sloped horizontal braces that are flush with perimeter boxing.

· Flush mount, 1/2" flame cut tailgate pivots.

· Heavy duty offset hinge plates, 1" flame cut.3/4" latch hooks with 3/8" latch plates. 1-1/4" hot rolled upper and lower pins

· Dual brake chamber air tailgate latches (one on each side) with over center linkage

· Tail gate pivot shafts shall include stainless steel bushings to eliminate seizing

· Latch rods that extend the length of the body or have a cross shaft are not acceptable Hoist:

· Front mounted telescopic hoist with internal doghouse

· Wear and corrosion resistant nitrided cylinder tubes.

· Minimum two-year cylinder warranty.

· Connecting pivots to have replaceable greaseless composite bushings.

Rear hinge assembly:

· 6" x 8" x 1/2" structural angle 2” 303 Stainless Steel hinge pins connecting to 2-1/2” hinge blocks using replaceable greaseless composite bushings for a minimal pin-to-bushing clearance

Light package:

· Rubber mounted shock resistant stop/turn/taillight in each rear corner post

· Highly visible, recessed for protection. Four rear facing strobes 2 on corner posts of box 2 mounted to head sheet/cab shield (2 being amber- 2 being green)

· 2 side mounted red rear reflectors, and two side mounted amber front reflectors

· Includes a one-piece sealed wiring harness

· Rubber mounted, shock resistant 3-light cluster, for mounting in a supplied fabricated light bar

· Body to have Center mounted Strobe light on top of Cab shield visible from the front and the rear of the truck

· 2 Led backup lights mounted below the Rear Hinge Pin

· One Led work light mounted above spinner chute

Pickup and Delivery:

Due to the escalating cost of transportation the Park Service is requesting the Offeror provide a cost for the purchase and install of all equipment as per the Statement of requirements, and a separate cost for transportation. The cost for transportation shall include the pickup and delivery from Yellowstone National Park 22 Stable Street Yellowstone WY 82190.

The Park shall make the determination to award the transportation cost or YNP shall provide the transportation. (Cost Dependent)

Sanding Body: Stainless Steel hybrid body front discharge $_____________

Transportation cost pick-up and delivery from Yellowstone National Park $_____________

Total: $_____________