ESBD_443238_1754417884560_02 Specification TxDOT 845-63-62737.pdf

1-7

TEXAS DEPARTMENT OF TRANSPORTATION

SPECIFICATION NO.

TxDOT 845-63-62737 DATED: July 2025

SUPERPAVE GYRATORY COMPACTOR

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 is to provide a Superpave gyratory compactor with installation, calibration, and training for the Lubbock District Laboratory Office.

2. LOCATION(S): Are specified on the solicitation.

3. DEFINITIONS OF TERMS AND ACRONYMS

3.1. ANSI – American National Standards Institute

3.2. 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.

3.3. HMA – Hot Mix Asphalt

3.4. POC – Point of contact

3.5. TxDOT – Texas Department of Transportation

3.6. ID - Inside Dimension

4. GENERAL CLAUES AND CONDITIONS:

4.1. The equipment furnished under this specification shall be the latest improved model in current production, as offered to commercial trade, and shall 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.

4.2. Respondent should 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.

4.3. 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.

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 shall be furnished by the vendor. All parts shall conform in strength, quality and workmanship to the accepted standards of the industry.

SPECIFICATION NO.

TxDOT 845-63-62737 DATED: July 2025

2-7

4.5. The unit provided shall 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.

4.6. 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.

5. FUNCTIONAL AND DESIGN REQUIREMENTS: This specification describes a laboratory gyratory compactor. This equipment creates a cylindrical specimen from loose hot mix asphalt (HMA) through a vertical consolidation pressure and gyratory (kneading) effort.

The gyratory compaction method best simulates long term effects of traffic on pavement.

5.1. NOTICE TO RESPONDENT: Any example shown is listed to show type and class of equipment desired. Respondent is cautioned to read the specifications carefully, as there may be special requirements not commonly offered by the equipment manufacturer. DO NOT ASSUME STANDARD EQUIPMENT MEETS

ALL OF THE DETAILED SPECIFICATION REQUIREMENTS MERELY BECAUSE

IT IS LISTED AS AN EXAMPLE. Respondent is cautioned that any unit delivered to the Free on Board point that does not meet specifications in every aspect will not be accepted.

EXAMPLES:

Pine Test Equipment - G2 Superpave Gyratory Compactor - Model AFG2A

Troxler Electronic Laboratories - Superpave Gyratory Compactor - Model 5850v2

Or TxDOT Approved Equal (Refer to Attachment A)

6. COMPACTION CHAMBER: Shall be completely enclosed with sufficient work area for the mold to be charged, placed into the compaction chamber, and extruded without being lifted.

6.1. Compaction chamber shall have a window for viewing through the door.

6.2. Compaction chamber shall have an emergency stop switch.

6.3. Compaction chamber shall have a self-aligning ram and mold carriage assembly.

6.4. The axis of the ram is perpendicular to the platen of the compactor.

6.5. The compactor tilts the specimen molds at an internal angle of 1.16 ± 0.02° (20.2 ±

0.35 mrad) and gyrates specimen molds at a rate of 30.0 ± 0.5 gyrations per minute throughout compaction.

6.6. The compactor is designed to permit the specimen mold to revolve freely on its tilted axis during gyration.

6.7. The ram applies and maintains a constant pressure perpendicular to the cylindrical axis of the specimen during compaction. The ram applies and maintains a pressure of 600 ± 18 kPa (87 ± 2 psi) perpendicular to the cylindrical axis of the specimen during compaction.

DATED: July 2025

3-7

6.8. The speed of gyration shall be 30 ± 0.5 gyrations per minute and held constant during gyration of the specimen.

6.9. The compactor shall compact a specimen from a minimum of one to 999 gyrations, set by the operator, with automatic shutoff after reaching the specified number of gyrations.

6.10. Consolidation pressure shall be applied by means of a mechanical screw or hydraulic ram.

7. GYRATORY MOLD ASSEMBLIES AND RAM HEADS: Three mold assemblies, 150 mm inside dimension (ID), shall be provided with each gyratory compactor. All tolerance measurements shall be determined at room temperature 20 degrees C to 22 degrees C.

Mold assemblies shall be as follows.

7.1. Specimen molds must have steel walls that are at least 7.5 mm (0.3 in.) thick and have a minimum Rockwell hardness of HR-C 48.

7.2. Molds must have an inside diameter of 149.90-150.00 mm (5.901-5.912 in.) and be at least 250 mm (10 in.) high. Molds shall withstand constant reheating up to 175 °C (347 °F) without pitting and scarring.

7.3. The inside finish of the molds must have a root mean square (RMS) of 1.60 µm or smoother.

7.4. Simple specimen extrusion method/tool for the gyratory mold shall be supplied.

7.5. Ram heads and mold bottoms must be fabricated from steel with a minimum Rockwell hardness of C48.

7.6. The ram heads must be perpendicular to its axis.

7.7. The platen side of each mold bottom must be flat and parallel to its face.

7.8. All ram and base plate faces (the sides presented to the specimen) must be ground flat to meet the smoothness requirements of ANSI B 46.1 and must have a diameter of 149.50-149.75 mm (5.885-5.896 in.).

8. RECORDING AND DATA OUTPUT: Specimen height per gyration shall be measured, recorded, and displayed one time per gyration, change in specimen height shall be within ± 0.1 mm. Measurement of specimen height shall be based on rotations of the mechanical screw or per gyration basis.

8.1. Operator shall set the number of gyrations applied to the specimen. The data from a minimum of 20 previous specimens shall be stored.

8.2. When monitoring specimen density during compaction, provide a means to continuously measure and record the height of the specimen to the nearest 0.1 mm (0.0039 in.) during compaction, once per gyration. The specimen height must be retained on the display screen after compaction.

8.3. Gyratory compactor shall be equipped with a minimum of 2 USB data ports for downloading data.

DATED: July 2025

4-7

8.4. Gyratory compactor shall operate on standard 110/115 VAC, 12 AMP, 50/60 Hz, 1 phase, power or 230 VAC, 6 AMP, 50/60 Hz, 1 phase power.

8.5. Weight shall be between 800 lbs (363 kg) and 1000 lbs (454 kg).

8.6. CALIBRATION: Each Gyratory compactor shall be provided with all the calibration tools necessary to measure or verify the consolidation pressure, height, and internal gyratory angle. Including, but not limited to, pressure verification kit, a height-standard block kit, and an internal angle measurement kit. Calibration tools must be certified before delivery.

9. ADDITIONAL SPECIFICATIONS: Gyratory Compactor must

9.1. Be equipped with built-in extruder

9.2. Capable of multi-point force and height calibration with a minimum of 10 points for force and 10 points for height

9.3. Gyration number, specimen height (mm), angle of gyration (degrees) consolidation pressure (Kpa) data acquisition.

9.4. Compact to number of gyrations, specified height or locking point

9.5. Compact at a specified internal or external angle

9.6. Manual mold locked down

9.7. Maximum 5,000 lb. load ring with certification

9.8. Include height block with certification

9.9. Be an electromechanical or electrohydraulic system

9.10. Approximate equipment dimensions:

Maximum Width 875 mm or 34.5 inches Maximum Depth 900 mm or 35.5 inches Maximum Height 1375 mm or 64 inches

10. VENDOR PERSONNEL QUALIFICATIONS AND RESPONSIBILITIES:

The vendor must provide the following personnel with the listed qualifications:

10.1. Factory Trained Technician must have a minimum of 3 years’ experience within the past 5 years in the services identified in the specification.

10.2. All personnel who will be driving to and from TxDOT work locations must:

10.2.1. Possess a valid driver license acceptable in the state of Texas.

10.2.2. Have no Driving Under Influence (DUI) or Driving While Intoxicated (DWI) incidents on driving record within the past three years.

10.2.3. Have no more than two moving violations on driving record within the past three years.

NOTE: TxDOT reserves the right to request proof of qualifications.

DATED: July 2025

5-7

11. SERVICE REQUIREMENTS:

The vendor must:

11.1. All work by the vendor must be performed between the hours of 8:00 AM and 5:00PM CST, Monday through Friday, except on the regularly observed state and federal holidays.

State and federal holidays observed can be found at:

https://hr.sao.texas.gov/Holidays/

11.2. Provide all required safety equipment and instruct personnel to observe all safety policies, rules, and requirements at all times.

11.3. Provide a primary point of contact.

11.4. Conduct driver license checks annually on vendor staff that drive to and from TxDOT work locations to verify compliance.

11.5. Provide an updated list of all vendor personnel or subcontractors at each job site and comply with all security measures required by TxDOT.

11.6. Make arrangements with the designated TxDOT representative prior to off-loading tools and equipment at the job site.

11.7. Only park in locations assigned by the designated TxDOT representative.

11.8. Not use restrooms for washing tools and equipment.

11.9. Ensure all personnel are fluent in English with the ability to receive, give, and understand written and oral instructions.

11.10. Ensure personnel are not excessively loud.

11.11. Ensure personnel do not use personal multi-media devices while performing services for TxDOT unless furnished by the vendor to facilitate communication with TxDOT or the vendor.

11.12. Begin work within 30 calendar days after the issuance of written authorization from the authorized TxDOT representative.

11.13. Provide additional services necessary to complete work. Additional services are identified as work needed to return the equipment or work area, or both, to its properly functioning or original condition. Additional services may include, but not be limited to, code upgrades, installations, fabrication work, sheet-metal work, painting and drywall, electrical, concrete, or flooring repair. These services must be billed at the same rates bid by the respondent.

The vendor must provide a cost estimate including all materials, labor, and equipment required to perform the additional services to the designated TxDOT representative not to exceed $5,000. TxDOT will review and approve or deny the additional service. TxDOT reserves the right to

DATED: July 2025

6-7 obtain service under a separate contract if it serves the best interest of TxDOT.

12. SAFETY PLAQUES OR DECALS: Product safety plaques or decals shall be furnished and affixed at the operator's station and at any hazardous area. The safety plaques or decals shall 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. Type, size, and location of product safety plaques or decals shall be in accordance with current ANSI Z535.4 standard.

13. MANUAL(S): Equipment shall be delivered with current original manual(s) and 2 copies containing illustrated parts list, operating, calibration, and service instructions in English.

The manual(s) shall be as detailed as possible outlining all necessary service and operating instructions for the equipment delivered. Manual(s) shall include necessary warnings and safety precautions. It is requested, but not required, that the manual be printed on recycled paper. Copies shall be reproduced from the current original manual and be clean and legible. All manuals shall be written in English. In addition to the hard copy manual and copies, vendor shall provide an electronic media version of the current original manual.

14. DELIVERY REQUIREMENTS: Delivery of all equipment on this order shall be completed within the number of days specified on the purchase order. Any unit(s) not delivered within this time frame may be canceled from the purchase order or, at TxDOT’s option, an extension may be granted in writing, whichever is in TxDOT’s best interest. If any unit is canceled for non-delivery, the needed equipment may be purchased elsewhere, and the vendor may be charged any additional increase in cost and handling.

15. ACCEPTANCE INSPECTION: All equipment ordered with this request will be subject to acceptance inspection and performance testing upon receipt. Acceptance inspection and performance testing will not take more than five working days, weather permitting.

Acceptance inspection will not occur until after the equipment has been delivered and installation and training is completed. 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.

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

17. WORKING DAY: A working day is defined as a calendar day, not including Saturdays, Sundays, or regularly observed state and federal holidays.

18. TRAINING: Manufacturer shall provide a demonstration on how to use the equipment.

The vendor shall provide the training services of a competent factory trained technician thoroughly trained in the use and operation of the unit. The training shall be a minimum of two hours on safety, operation, and preventative maintenance of the unit.

19. VERIFICATION: After delivery and installation of the equipment, the manufacturer shall verify the equipment is in calibration. The vendor shall provide training and verification after the unit has been delivered and is ready for operation, but prior to acceptance and

DATED: July 2025

7-7 payment. These services shall take place on TxDOT’s premises at a time and date mutually agreed upon by the vendor and TxDOT.

20. WARRANTY REQUIREMENTS: The unit shall be warranted against all defects in material and workmanship for a period of not less than 12 months or 1,200 hours of use, whichever comes first, and shall cover 100% parts and labor for the unit. If the manufacturer's standard warranty period exceeds 12 months or 1,200 hours, then the standard warranty period shall be in effect. The warranty begins on the date the unit is determined to meet specifications and accepted into TxDOT’s fleet.

21. PARTS AND SERVICE: The manufacturer of the equipment furnished shall have an authorized dealer within the state of Texas. The authorized dealer shall have factory trained personnel available for warranty repairs and the performance of service. The dealer shall also maintain an inventory of high-usage parts and a quick source for low-usage parts.

AƩachment A Line Item Details – AlternaƟve Items

Specification: 845-63-62737

AlternaƟve Item(s): A vendor who wishes to submit an alternaƟve bid shall provide the product literature and specificaƟon informaƟon.

Product Literature: Provide comprehensive product literature that outlines the technical specificaƟons features and performance capabiliƟes of the alternaƟve item you are proposing. The literature should be clear concise and provide sufficient details to enable a thorough evaluaƟon of the product.

SpecificaƟon InformaƟon: Include detailed specificaƟon sheets or documentaƟon that clearly outline how the alternaƟve item aligns with or exceeds the specificaƟon of the product menƟoned in the original bid request.

Any alternaƟve bid must meet the required quality funcƟonality and performance standards of the requested item. AddiƟonally, any deviaƟons from the specified product should be clearly stated and jusƟfied in your submission. Failure to provide product literature or specificaƟon informaƟon along with your bid will result in your bid being considered non-responsive.

Respondent must indicate the make and model of the item bid in the Bid Table, if different than example.

TxDOT Approved Equal

Make_________________

Model ________________

Compliance with SpecificaƟon (Re: Para 2.01 (d) of TxDOT Terms and CondiƟons.

Required documentaƟon of alternaƟve products must be uploaded with the Bonfire submission.

SPECIFICATION NO.

TxDOT 845-63-62737 DATED: July 2025

1 - 1