ESBD_401274_1741618155564_02. Specification.pdf

TEXAS DEPARTMENT OF TRANSPORTATION

SPECIFICATION NO.

TxDOT 845-63-47227

DATED: FEBRUARY 2025

1 – 5

DYNAMIC FRICTION TESTER (DFT)

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.

PART I

GENERAL CLAUSES AND CONDITIONS

1. EQUIPMENT:

1.1. The equipment furnished under this specification must be the latest improved model in current production, as offered to commercial trade, and must be of quality workmanship and material. The respondent represents that all equipment offered under this specification shall be new. Used, shopworn, demonstrator, prototype, remanufactured, reconditioned, or discontinued models are not acceptable.

1.2. Respondent must submit with the solicitation the latest printed literature and detailed specifications on equipment the respondent proposes to furnish. This literature is for informational purposes only.

1.3. The unit shall be completely assembled and adjusted, and all equipment including standard and supplemental equipment shall be installed and the unit made ready for continuous operation upon delivery.

1.4. 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 standards of the industry.

1.5. 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.

1.6. It is the intent of TxDOT to purchase goods, equipment and services having the least adverse environmental impact, within the constraints of statutory purchasing requirements, TxDOT need, availability, and sound economic considerations.

Suggested changes and environmental enhancements for possible inclusion in future revisions of this specification are encouraged.

2 – 5

2. LOCATION: Equipment must be delivered, and installed at the following location:

Materials and Tests Division 6230 E. Stassney Lane.

Austin, TX 78744

The vendor should enter the TxDOT campus from the entrance on Burleson Road because it is closest to the Laboratory building and easier to communicate with the security guard at the entrance.

TxDOT reserves the right to add or delete facilities serviced under the contract. TxDOT will provide 10 calendar days’ written notice to the vendor for locations to be deleted or of any additional locations requiring service within the same area or region.

3. DEFINITIONS OF TERMS AND ACRONYMS:

3.1. ANSI – American National Standards Institute.

3.2. API – American Petroleum Institute.

3.3. ASTM – ASTM International, formerly known as American Society for Testing and Materials.

3.4. Contract – Any Purchase Order (PO) resulting from this solicitation as listed in the Order of Precedence in the resulting PO.

3.5. DC – Direct current.

3.6. DFT – Dynamic friction tester.

3.7. PC – Personal computer.

3.8. SAE – Society of Automotive Engineers.

3.9. TxDOT – Texas Department of Transportation.

3.10. USB – Universal Serial Bus.

3.11. V – Volt.

PART II

SPECIFICATIONS

1. SCOPE: This specification is for a Dynamic Friction Tester (DFT) for the TxDOT Materials and Tests Division in Austin, TX.

EXAMPLE: Nippou Sangyo Dynamic Friction Tester (USB version) ASTM E-1911-98

3 – 5

2. EQUIPMENT REQUIREMENTS: The equipment must:

2.1. Be compliant with ASTM E-1911-98 standard test method for measuring paved surface frictional properties.

2.2. Operate with a Windows PC using Windows 10 or later with a USB connection.

2.3. Be easy to carry and transportable by passenger vehicles.

2.4. Be capable of use in narrow spaces and able to measure slip resistance of road surfaces in a single measurement.

2.5. Have built-in functions to measure the relationship between friction and speed with direct output.

2.6. Provide easy and immediate graphical display and analysis of measured data.

2.7. Include an attached water tank for automatic watering.

2.8. Include ten (10) sets of rubber sliders made of material that comply with ASTM E501 and E524 tires.

2.9. Include a thickness gauge that indicates at a glance when rubber slider needs to be replaced.

2.10. Operate with 12V DC power supply.

2.11. Have the following body dimensions:

2.11.1. Length: Maximum 405 mm.

2.11.2. Width: Maximum 510 mm.

2.11.3. Height: Maximum 310 mm.

2.12. Be a maximum gross weight of 34 kg.

2.13. Have a measuring speed between 10km/h and 80km/h.

2.14. Include operating software, power cable, USB cable, spare fuse (20A), water supply tank, and hose that connects the water supply tank to the DFT.

4 – 5

PART III

ADDITIONAL REQUIREMENTS

1. WARRANTY: The vendor must warrant equipment for a minimum of 12 months. If the manufacturer's standard warranty period exceeds 12 months, the standard warranty period shall apply. Provisions must be made by the vendor to provide a delayed warranty start date for each unit furnished to this specification. The warranty period shall begin on the date the instrument is determined to meet all specifications and is accepted into TxDOT's inventory. Instructions advising TxDOT of the terms and conditions of the warranty and the procedures to be followed for obtaining the delayed warranty start date must be included with each unit delivered. The vendor must furnish a list of names and addresses of servicing dealers in the state of Texas who perform warranty work.

2. MANUAL(S): At least one (1) operational manual and one (1) service manual containing illustrated parts list(s) and operating, calibration, and service instructions for the unit must be delivered with each unit. A copy of the manual(s) is not acceptable.

2.1. An electronic copy of manual(s) from the manufacturer is acceptable.

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

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

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

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

2.4.2. Recommended fluids, lubricants, and their SAE/API equivalents.

3. SAFETY PLAQUES AND DECALS: Safety plaques or decals must be furnished and be affixed at any hazardous area. The safety plaques or decals must describe the nature of the hazard, level of hazard seriousness, how to avoid the hazard, and the consequence of human interaction with the hazard. Permanent plaques are preferred to decals. Types, size and location of product safety plaques or decals must be in accordance with the latest revision of ANSI 535.4.

4. ACCEPTANCE: All equipment ordered will be subject to acceptance inspection and performance testing upon completion of installation and verification services. Acceptance inspection and performance testing will not take more than 15 working days, weather permitting. The vendor will be notified within this time frame of any units not delivered in full compliance with the purchase order specifications. If any units are canceled for non-acceptance, the needed equipment may be purchased elsewhere and the vendor may be charged full increase, if any, in cost and handling. Acceptance inspection will not occur until after the equipment has been delivered and installation and verification services are completed.

5 – 5

PART IV

ADDITIONAL CLAUSES

1. CONFLICT OF INTEREST: The vendor, vendor’s personnel, and vendor’s subcontractor(s) affirm not to have acquired and agree not to acquire any interest during the term of the contract that would conflict in any manner with the performance of the vendor’s obligations in regards to services authorized.

2. PAYMENT: Payment will be made within 30 days after the acceptance inspection has been completed and TxDOT determines that the equipment delivered meet specifications and installation and training are completed, or the day, on which a correct invoice for the goods or materials was received, whichever is later.

3. TxDOT RESPONSIBILITIES: TxDOT will:

3.1. Provide a point of contact.

3.2. Provide access to appropriate data systems and information.

3.3. Provide required forms to file accident reports.

4. CONTRACT ADMINISTRATION: Administration of the contract is a joint responsibility of the TxDOT contract administrator and TxDOT purchasing staff. Purchasing staff will be responsible for administering the contractual business relationship with the vendor.

4.1. Any proposed changes to work to be performed, whether initiated by TxDOT or the vendor, must receive final written approval in the form of a Purchase Order Change Notice signed by the authorized TxDOT purchasing agent.

4.2. Upon issuance of contract, TxDOT will designate an individual to serve as the contract manager and point of contact between the agency and the vendor. The contract manager does not have any express or implied authority to vary the terms of the contract, amend the contract in any way, or waive strict performance of the terms or conditions of the contract. This individual’s contract management and contract administration responsibilities include, but are not limited to:

4.2.1. Monitoring the vendor’s progress and performance and ensuring services conform to established specification requirements.

4.2.2. Managing the financial aspects of the contract including approval of payments.

4.2.3. Meeting with the vendor as needed to review progress, discuss problems, and consider necessary action.

4.2.4. Identifying a breach of contract by assessing the difference between contract performance and non-performance.

4.2.5. Other areas as identified by the State of Texas Procurement and Contract Management Guide version 3.0.