ESBD_493592_1772576022686_02. Specification.pdf

TEXAS DEPARTMENT OF TRANSPORTATION

SPECIFICATION NO.

TxDOT 025-50-46229

DATED: FEBRUARY 2026

TRAILER MOUNTED AIR COMPRESSOR

PUBLICATION

This specification is a product of the Texas Department of Transportation (TxDOT). This specification may not be sold for profit or monetary gain. If this document is altered in any way, the header and any and all references to TxDOT must be removed. TxDOT does not assume nor accept any liability when this specification is used in the procurement process by any other entity.

1. SCOPE: This specification establishes the minimum requirements to provide one (1) trailer-mounted air compressor for TxDOT Sugarland, Special Jobs (Highway District 12).

Example: Examples include: Bobcat PA250V or in accordance with paragraph 2.01 Specification of the TxDOT Terms and Conditions.

2. DEFINITIONS OF TERMS AND ACRONYMS

2.1. ANSI – American National Standards Institute

2.2. SAE – Society of Automotive Engineers

2.3. PSI / PSIG – Pounds per Square Inch / Pounds per Square Inch Gauge

2.4. Contract – Any Purchase Order (PO) or Blanket Purchase Order (BPO) resulting from this solicitation, as listed in the Order of Precedence in the resulting PO or BPO

2.5. POC – Point of Contact

2.6. TxDOT – Texas Department of Transportation

2.7. CFM – Cubic Feet per Minute

3. EQUIPMENT REQUIREMENTS:

The trailer-mounted air compressor shall meet or exceed the following minimum requirements:

3.1. Trailer / Running Gear

3.1.1. Trailer-mounted, single axle, rugged construction

3.1.2. Heavy-duty frame

3.1.3. Electric brakes

3.1.4. Tires shall meet the trailer manufacturer’s minimum specifications

3.1.5. Heavy-duty tongue jack rated to support the unit’s weight

3.1.6. Two (2) safety chains suitable for the hitch connection

3.1.7. Bulldog 25/5 trailer connection (or equivalent compatible connection)

3.2. Compressor Performance

3.2.1. Operating pressure range: 80 PSIG minimum to 200 PSIG maximum

3.2.2. Minimum 250 CFM Free Air Delivery

3.2.3. Minimum of two (2) 3/4-inch air outlets, each individually controllable

3.2.4. Standard gauges required to monitor and control compressor performance

3.3. Engine

3.3.1. Diesel engine, 4-cylinder

3.3.2. Electric start

3.3.3. Air-cooled or liquid-cooled

3.4. Fuel System

3.4.1. Fuel tank of the size normally furnished by the manufacturer for this unit class

3.4.2. Fuel tank shall include a fuel gauge

4. ADDITIONAL REQUIREMENTS:

4.1. Equipment furnished must be the latest model in current production, as offered to commercial trade, and of quality workmanship and material. The vendor represents that all equipment offered will be new. Used, shopworn, demonstrator, prototype, re-manufactured, or discontinued models are not acceptable.

4.2. Vendor must provide Certificate of Origin, Certificate of Title, and any other documents required for this equipment.

4.3. Respondent must submit with the solicitation the latest printed literature and detailed specifications on equipment the respondent proposes to furnish.

4.4. All parts not specifically mentioned which are necessary for the unit to be complete and ready for operation or which are normally furnished as standard equipment must be furnished by the vendor. All parts must conform in strength, quality, and workmanship to the accepted standard of the industry.

4.5. The unit provided must meet or exceed all federal and state of Texas safety, health, lighting, and noise regulations and standards in effect and applicable to equipment furnished at the time of manufacture.

5. MANUAL(S): Original manual(s) containing illustrated parts list(s) and operating and service instructions for the unit must be delivered with each unit. Copies of manual(s) are not acceptable.

5.1. Electronic copies of manuals from the manufacturer are acceptable.

5.2. Manual(s) must include all necessary service, warnings, operating instructions and safety precautions for each unit delivered.

5.3. Parts list(s) must cover all components of the unit. Each part must be identified by part number, description, and component location.

The following additional information must be provided by the vendor at time of delivery if not included in the manual referenced above:

5.4. Manufacturer’s recommended service and preventive maintenance intervals.

5.5. Recommended fluids, lubricants and their SAE equivalents

6. WARRANTY REQUIREMENTS

EQUIPMENT WARRANTY: Equipment provided under the contract must be in current production, as oƯered to commercial trade, and be of quality material. Used, shopworn, demonstrator, prototype, reconditioned, or discontinued equipment are not acceptable.

Equipment must be warranted against material defects and defects in workmanship for a period of not less than 12 months and cover 100% parts and labor. The warranty period shall commence upon date of acceptance by TxDOT. If the manufacturer’s standard warranty period exceeds 12 months, then the standard warranty period shall be in eƯect.

The vendor shall be ultimately responsible for the warranty. The vendor must provide the designated TxDOT representative with all manufacturers’ warranty documents upon delivery of equipment.