PURCHASE DESCRIPTION

COMMERCIAL TRAILER, ENCLOSED DRY BOX VAN, 53-FOOT, TANDEM AXLE

Naval Facilities Engineering and Expeditionary Warfare Center (NAVFAC EXWC) Document Identifier: Purchase Description 53ft Enclosed Dry Box Van Trailer

Revision: 9/22/2026

SECTION 1: INSTRUCTIONS AND NOTES TO OFFERORS

1.1 Exceptions to Specification

The Offeror shall explicitly and completely identify any and all exceptions taken to the requirements of this specification. Drawings, literature, and any other information submitted with an offer do not constitute a stated or implied exception unless specifically identified in writing as an exception and accepted and implemented by an amendment to the solicitation or modification to the contract. Any exception deemed acceptable by the Government shall apply only to the specific item or requirement cited and shall not extend to any other requirement.

1.2 "Or Equal" Evaluations An Offeror offering items other than brand name items identified herein, when an "or equal" may be acceptable, shall furnish with their proposal all technical data, product descriptions, and specifications necessary to ensure that a determination may be made as to the equality of the product offered (reference FAR Clause 52.211-6, "Brand Name or Equal").

1.3 Proposal Submittal Requirements

The Offeror shall submit the following items with their proposal:

Letter of Exceptions: A detailed explanation, submitted in a separate letter, of any exceptions to the specification, including alternate equipment proposed or an affirmative declaration of comprehensive understanding with zero exceptions taken.

Preliminary Engineering Drawings: Detailed drawings showing:

General arrangement and layout views of the proposed 53-ft enclosed dry van, including interior logistics posts, E-tracks, lift gate stowage, landing gear, and equipment locations verifying compliance with dimensional envelopes.

Exterior front, rear, curb-side, and street-side elevations with overall dimensions.

Estimated unladen curb weight, payload rating (20,000 lbs maximum primary roads), and Gross Vehicle Weight Rating (GVWR up to 65,000 lbs).

Quality Assurance Documentation: Documented evidence of established corporate quality assurance procedures and manufacturing quality systems.

Customer and Technical Support Plan: Detailed procedures for customer service, warranty execution, and technical support access via email, telephone, and online portal.

SECTION 2: SCOPE AND APPLICABLE DOCUMENTS

2.1 Scope and Background

Naval Facilities Engineering and Expeditionary Warfare Center (NAVFAC EXWC) has a requirement to replace an aging fleet of trailers based on current mission and support requirements. NAVFAC EXWC has documented requirements to address shortcomings of the current fleet that at a minimum comply with Military (MIL), American Welding Society (AWS), and Society of Automotive Engineers (SAE) standards for commercial and tactical trailers. Compliance with these government and non-government standards introduces commonality with other military, Department of Defense (DoD), and civilian transport fleets, allowing joint operations to utilize capabilities to their fullest in supporting operational readiness and logistics functionality in austere environments worldwide.

2.2 Applicable Documents

The following documents of the issue in effect on the date of solicitation form a part of this specification to the extent specified herein:

2.2.1 Federal Standards and Regulations

Code of Federal Regulations (CFR):

49 CFR Part 393 – Parts and Accessories Necessary for Safe Operation (FMCSR) 49 CFR Part 396 – Inspection, Repair, and Maintenance (Periodic Annual Inspection) 49 CFR Part 571 – Federal Motor Vehicle Safety Standards (FMVSS)

FMVSS 108 (49 CFR § 571.108): Lamps, Reflective Devices, and Associated Equipment FMVSS 223 / 224 (49 CFR §§ 571.223, 571.224): Rear Impact Guards and Protection Note: DOT and Federal publications may be accessed at www.access.gpo.gov or obtained from the Superintendent of Documents, U.S. Government Publishing Office, Washington, D.C. 20402.

2.2.2 Military and Federal Specifications

MIL-STD-1366E: Interface Standard for Transportability Criteria MIL-STD-1791D (Change 1): Department of Defense Interface Standard for Internal Aerial Delivery in Fixed Wing Aircraft NATO STANAG 4009: Interface Geometry, Tractors and Semi-Trailers Detailing Tow Vehicle/Trailer Interface A-A-50271: Plates, Identification, Marking, and Information NAVFAC P-480 (Appendix F): Management of Civil Engineering Support Equipment (CESE) Data Plates

2.2.3 Society of Automotive Engineers (SAE) Standards

SAE J163: Low Tension Wiring and Cable Terminals and Splice Clips SAE J429: Mechanical and Material Requirements for Externally Threaded Fasteners SAE J551: Measurement of Electromagnetic Radiation from Motor Vehicles and Devices SAE J553: Circuit Breakers SAE J560: Primary and Auxiliary Seven-Conductor Electrical Connector for Truck-Trailer Jumper Cable SAE J561: Electric Terminals – Eyelet and Spade Type SAE J575: Tests for Motor Vehicle Lighting Devices & Components SAE J576: Plastic Materials for Use in Optical Parts Such As Lenses and Reflectors of Motor Vehicle Lighting Devices SAE J578: Color Specification for Electric Signal Lighting Devices SAE J682: Front and Rear Wheel Splash and Stone Throw Protection SAE J1128: Low Tension Primary Cable SAE J1292: Automobile, Truck, Truck-Tractor, Trailer, and Motor Coach Wiring SAE AMS-STD-595A: Colors Used in Government Procurement

2.2.4 Industrial and International Standards

ISO 668: Series 1 Freight Containers – Classification, Dimensions, and Ratings TMC RP 803: Pre-Service Trailer Inspection, Technology & Maintenance Council, American Trucking Associations EPA SmartWay: Verified Aerodynamic Technologies and Trailer Side Skirt Standards

2.3 Order of Precedence

In the event of a conflict between the text of this purchase description and the references cited above, the most stringent requirements, as determined by the Government, shall take precedence. Nothing in this purchase description, however, supersedes applicable Federal and State safety laws and regulations.

SECTION 3: TECHNICAL AND CONFIGURATION REQUIREMENTS

3.1 General Configuration and Capacity

Vehicle Description: Commercial heavy-duty, enclosed dry freight box van semi-trailer equipped with a tandem sliding air-ride axle suspension, heavy-duty king pin, rear roll-up door, and an under-chassis hydraulic tuck-under lift gate.

Payload Capacity:

Primary Highway Payload: 20,000 lbs maximum.

Gross Vehicle Weight Rating (GVWR): 65,000 lbs maximum.

Tractor Interface: Engineered to interface with commercial and military standard prime movers with fifth wheel heights ranging from 52 to 57 inches.

3.2 Dimensions and Weights

The trailer resting on level ground shall conform to the following dimensions:

3.3 Chassis Frame, King Pin, and Landing Gear

Chassis Frame: High-strength structural steel frame with reinforced longitudinal members and cross sills.

Upper Coupler & King Pin: Heavy-duty pick-up plate with standard 2-inch heavy-duty commercial king pin configured for fifth-wheel coupling.

Landing Gear:

Two-speed manual landing gear with drop-leg sand shoes.

Sized to support full loaded trailer capacity without permanent deflection during coupling, uncoupling, and staging.

Engineered to clear commercial and military prime movers across all articulation angles.

3.4 Enclosed Body Construction

Front Bulkhead: Heavy-duty reinforced front wall, front frame structure, and wraparound top rail engineered for forward impact resistance.

Exterior Side Panels: High-strength exterior panels (galvanized steel, aluminum, or composite) with rolled edges, bonded to interior poly-core or lining with recessed, snag-free, corrosion-resistant steel riveted fasteners.

Bottom Rail & Scuff Band: Full-length exterior galvanized steel bottom rails with an integral heavy-duty interior scuff band at floor level along the front and side walls.

Roof Construction: One-piece continuous aluminum roof sheet supported by anti-snag galvanized steel roof bows.

Side Skirts (Aerodynamic): EPA SmartWay-verified flexible, UV-protected, bi-directional reinforced aerodynamic side skirts (plain, devoid of vendor commercial advertising or markings).

Corner Posts: Reinforced front and rear corner wall posts for impact protection.

3.5 Interior Lining, Flooring, and Cargo Restraint

Interior Wall Panels: Heavy-duty, puncture-resistant, moisture-proof, snag-free composite wall panels (No wood paneling).

Logistics Posts: Vertical flush-mounted galvanized steel logistics posts spaced on 24-inch centers throughout the length of both side walls.

Interior Flooring: Sealed, water-resistant flooring (heavy-duty laminated hardwood or composite) extending the full length and width of the interior.

Floor Tie-Down Points: Heavy-duty floor tie-down or securement anchors installed on 24-inch centers along the deck length.

Rear Wall Restraint: Three (3) evenly spaced horizontal rows of heavy-duty E-track mounted securely to the back wall structure.

3.6 Rear Closure, Lift Gate, and Dock Buffers

Rear Door: Commercial overhead roll-up door housed in a corrosion-resistant stainless steel rear frame. Exterior surface paint-matched to trailer body; equipped with heavy-duty commercial locking hardware and padlock hasp.

Hydraulic Tuck-Under Lift Gate:

Heavy-duty steel tuck-under lift gate that stows completely beneath the rear chassis bed.

Lifting Capacity: 4,000 lbs minimum rated capacity.

Platform Dimensions: Maximum width of 86 inches; maximum depth of 70 inches.

Platform Surface: Heavy-duty non-skid steel tread plate.

Features: Self-leveling ride geometry providing flat ground seating on uneven surfaces; cart-stops; ground contact rollers; positive hydraulic travel lock.

Auxiliary Power Pack: Self-contained 12V DC hydraulic power pack with deep-cycle auxiliary batteries housed in a weatherproof enclosure.

Must be capable of operating the lift gate and interior scene lighting independently from the tractor for 1 to 2 hours minimum.

Equipped with an internal battery charging system and master manual shut-off switch.

Rear Underride & Dock Protection: Certified DOT FMVSS 223/224 rear impact guard and heavy-duty rubber dock compression bumpers.

3.7 Running Gear, Suspension, Axles, and Brakes

Axles & Suspension:

Tandem dual-wheel axles mounted to an air-actuated sliding tandem subframe (slider box) with positive locking pins.

Heavy-duty air-ride suspension with automatic height control and an automatic air dump valve.

Hubs & Odometer: Oil bath wheel hubs with transparent sight glasses; mechanical (analog) hub-odometer installed on the street-side (driver-side) front axle.

Braking System: Commercial-standard 4S/2M Anti-Lock Braking System (ABS) meeting FMVSS 121.

Protected ABS wiring harnesses and connectors mounted free from fifth-wheel interference.

Street-side rear-mounted external ABS malfunction indicator lamp.

Automatic slack adjusters on all wheel ends.

Manual air tank drain valves easily accessible from the side or rear.

Tires: First-line, tubeless, commercial highway steel-belted radial tires rated for the full axle load rating. Matching brand, model, and size across all wheel positions; manufacturer date within one (1) year of equipment delivery (Double Coin or unapproved budget brands prohibited).

Wheels: Solid steel single-piece disc wheels with standard 10-hole hub-piloted lug pattern (super singles prohibited). Prepped, primed, and finished in durable commercial fleet coating.

Spare Assembly: One (1) complete matching spare tire and wheel assembly mounted on an exterior under-chassis tire carrier, positioned to clear all tractor swing envelopes and liftgate mechanisms.

3.8 Electrical System and Lighting

Multi-Voltage System: 12–28V DC multi-voltage commercial LED lighting system (Grote or equivalent commercial quality) conforming to FMVSS 108.

Interface Receptacle: Standard SAE J560 7-way commercial intravehicular receptacle mounted on the front bulkhead (driver-side) alongside dual glad hand pneumatic connectors. Glad hands shall be fitted with tethered dummy covers.

Interior Lighting: Full-length interior ceiling-mounted white LED lighting controlled by a manual on/off switch located inside the rear door frame on the driver side.

Exterior Scene & Ramp Lighting: Rear exterior LED floodlights positioned to illuminate the lift gate platform and dock loading zone, equipped with a dedicated manual switch.

Conspicuity Tape: NHTSA FMVSS 108 DOT-C2 red/white retroreflective sheeting applied continuously along the lower side rails and rear frame perimeter.

Wiring Protection: Modular, sealed, weatherproof wiring harnesses secured with hard brackets and rubber-insulated clamps. Zip ties, uninsulated wire hangers, and adhesive clips are strictly prohibited.

SECTION 4: PERFORMANCE AND OPERATIONAL REQUIREMENTS

4.1 Roadway Operation and Speeds

The trailer shall be engineered for commercial highway and logistics depot operations:

Highway Operation: Sustained operation on paved interstate highways, hard-surfaced turnpikes, and secondary paved roads at 65 mph (105 km/h).

Secondary Roadway Capability: Operation across paved, gravel, graded unimproved, or cobblestone roadways at appropriate controlled speeds.

Environmental Envelope: Fully functional across ambient temperatures ranging from -25°F to 130°F (-31.7°C to 54.4°C).

4.2 Weather Sealing and Watertightness

The roof, wall seams, corner castings, front bulkhead, and rear roll-up door perimeter seals shall prevent water, dust, and road splash intrusion under highway transit and severe weather conditions.

SECTION 5: COATINGS, FINISH, AND CORROSION CONTROL

5.1 Surface Preparation

Chassis steel, underbody structures, cross sills, and landing gear assemblies shall be thoroughly cleaned, degreased, and blast-cleaned to SSPC standards to remove mill scale, weld slag, splatter, oil, and rust prior to coating application.

5.2 Paint System Architecture

Chassis & Exterior Primer: Two-part non-CARC epoxy primer or zinc-rich primer applied to a minimum Dry Film Thickness (DFT) of 4.0 mils.

Exterior Wall Color & Topcoat: High-durability commercial fleet polyurethane topcoat (Standard Fleet White, Gray, or Government-specified neutral commercial color) providing maximum UV resistance against chalking and fading.

Underbody Corrosion Protection: Petroleum-base or rubberized corrosion-preventive undercoating (Tectyl, Line-X, or approved equivalent) spray-applied evenly to all lower chassis steel, cross members, and underbody wash-down areas to a thickness of 1/16 to 1/8 inch (lubrication fittings, air lines, and suspension slide rails masked clean).

SECTION 6: MARKINGS, IDENTIFICATION, AND DATA PLATES

6.1 Standardized Stencil & Marking Schedule

All exterior stencils shall be applied in durable matte black paint (Color #37038 per SAE AMS-STD-595A) using commercial stencil lettering:

6.2 Concealed Interior Identification Data Plate

A stamped or engraved non-ferrous metal data plate shall be permanently riveted to a concealed but readily accessible interior location on the left rear wall. The plate shall contain the following information:

U.S. Department of the Navy Identification Nomenclature: COMMERCIAL TRAILER, ENCLOSED DRY BOX VAN, 53-FT Manufacturer Name, Make, Model, and Serial Number Vehicle Identification Number (VIN) and National Stock Number (NSN) U.S. Navy Registration Number (USN) Overall Dimensions: Length (53 ft), Width (102 in), Height (13 ft 6 in) Gross Vehicle Weight Rating (GVWR): 65,000 lbs maximum Unladen Vehicle Curb Weight (lbs / kg) Maximum Rated Payload: 20,000 lbs Date of Delivery (retained blank until formal DD Form 250 acceptance) Contract Number and Contracting Agency (GSA / NAVFAC EXWC) Warranty Period: 60 Months Bumper-to-Bumper

6.3 GSA Form 1398

The contractor shall affix one (1) copy of GSA Form 1398 (GSA Purchased Trailer) upon final Government inspection.

SECTION 7: QUALITY ASSURANCE, WORKMANSHIP, AND VERIFICATION

7.1 Workmanship and Rejection Criteria

Trailers shall be manufactured in accordance with first-class commercial trailer manufacturing standards. The presence of any of the following defects shall constitute grounds for Government rejection:

Sharp edges, burrs, or unfinished corners on exterior extrusions, thresholds, or door frames.

Non-uniform side sheets, loose rivets, buckling panels, or compromised adhesive bonding.

Inadequate steel preparation, surface rust, mill scale, or paint blisters, runs, streaks, and voids.

Cracks, dents, or structural misalignment in the roof, side walls, or rear frame.

Incomplete, porous, or undercut structural welds not conforming to AWS and ASME Section IX standards.

Water leaks of any kind around roof seams, front bulkhead, or rear door seals.

Misaligned roll-up door tracks, binding latches, or malfunctioning liftgate self-leveling linkages.

Use of zip ties, adhesive tape, or unapproved wire hangers to secure electrical or air lines.

Hydraulic fluid leaks, seepage, or fitting weeping on lift gate cylinders, valves, or hoses.

Failure to meet any specified performance threshold, dimensional limit, or payload capacity.

7.2 Verification Milestones

Compliance verification shall be executed according to the following milestone schedule:

7.3 Testing and Acceptance

Certified Scale Weighing: Every completed trailer shall be weighed on a certified scale to verify actual unladen curb weight and empty axle weight distribution.

Pre-Service Inspection: Offeror shall perform a comprehensive pre-service inspection in accordance with TMC RP 803, with completed inspection records stowed in the trailer document holder.

Vocational & Functional Testing: Full operational demonstration of the 4,000-lb tuck-under lift gate (under loaded and unloaded conditions), auxiliary battery power system, independent lighting operation, roll-up door counterbalances, and sliding tandem locking pins.

Brake & ABS Verification: Functional verification of ABS diagnostic codes and air brake operation in accordance with 49 CFR Part 393 and FMVSS 121.

SECTION 8: LOGISTICS, WARRANTY, AND DELIVERY

8.1 Technical Manuals and Publications

Manual Delivery Schedule:

30–45 Days ARO: One (1) complete Standard COTS Product Manual set with parts lists for preliminary support development.

150–180 Days ARO: One (1) complete set of Draft Technical Manuals (searchable PDF with editing capability on CD or secure web access) submitted to NAVFAC EXWC for formal review.

Prior to GSA Acceptance at Origin: One (1) final smooth digital manual set submitted to the Ground Vehicles Program.

Delivered with Each Trailer: One (1) complete set of bound manuals (or heavy-duty binders) plus digital copies delivered inside weatherproof storage on the trailer.

Content: Operator Manual, Service Maintenance Manual (preventive maintenance through overhaul), and Illustrated Parts Breakdown (IPB) with exploded component views, original manufacturer part numbers, and CAGE codes.

Line Setting Ticket: Build sheet listing trailer VIN, component serial numbers, tire brands/DOT codes, and UID tag data shipped with each unit.

Manual Delivery Address:

Engineering and Expeditionary Warfare Center (NAVFAC EXWC) Attn: Ground Vehicles Program (ExPO EX222) / Mobile Mission Support (ExPO EX231) 1000 23rd Avenue, Bldg. 1100, Port Hueneme, CA 93043

8.2 Comprehensive Warranty

The contractor shall provide a comprehensive 60-month (5-year) bumper-to-bumper warranty starting on the date of final Government acceptance (DD Form 250).

Commercial and third-party warranties (body, slider suspension, air ride, and tuck-under lift gate) shall be integrated into the single 60-month coverage term.

Initial warranty response from the OEM or certified dealer within three (3) business days; 24/7 technical support hotline.

Authorized service location provided within the Continental United States (CONUS).

Contractor covers 100% of parts, labor, and domestic expedited freight costs.

8.3 Delivery Locations and Ship-To Addresses

Trailers and modular components shall be delivered FOB Destination in accordance with the GSA Motor Vehicle Delivery Order to:

NAVFAC EXWC Point of Contact:

NAVFAC Engineering and Expeditionary Warfare Center (NFEXWC) 1000 23rd Ave, Bldg. 1100, Port Hueneme, CA 93043 Attn: Sean Nelson (EX223) | Email: sean.r.nelson1.ctr@us.navy.mil Will provide location (vendor must verify 90 days prior to shipment)

8.4 Delivery Hours and Base Access

Delivery Coordination Point of Contact:

NAVFAC Engineering and Expeditionary Warfare Center (NFEXWC) 1000 23rd Ave, Bldg. 1100, Port Hueneme, CA 93043 Attn: Sean Nelson (EX223) | Email: sean.r.nelson1.ctr@us.navy.mil

(POC verified 90 days prior to delivery) Unstacking Requirement: Trailers must be delivered fully unstacked with wheels on the ground. Any material handling equipment (cranes, riggers, forklifts) required to offload and unstack trailers shall be furnished solely by the delivery contractor.

Delivery Hours: Monday through Thursday, 0800 to 1430 local time (no deliveries on Fridays, weekends, or Federal holidays).

Base Security Notice: Delivery drivers must coordinate physical arrival at least 30 days in advance. Drivers must present valid REAL ID, TWIC, or Veterans ID credentials; commercial licenses marked "NOT FOR FEDERAL IDENTIFICATION" will be refused entry. Drivers must present valid proof of vehicle insurance.