A02 Description of Requirement_Rubber Tire 3-21-23.pdf

Description of Requirement

Pneumatic Tire Roller Compactor

Quantity: 1

Delivery Location: 3909 Halls Ferry Road, Vicksburg, MS 39180

Purpose and Scope

The U.S. Army Engineer Research and Development Center conducts full-scale accelerated pavement evaluations on model pavements. As part of this research, a pneumatic tire roller is required to adequately compact representative paving materials. Compaction requirements for different pavement structures and materials necessitates specific characteristics of the pneumatic tire roller. Requirements are as follows:

Requirement

A pneumatic tire roller shall meet the following requirements.

1. Self-propelled via an onboard diesel engine.

2. Engine horsepower: 130 HP minimum

3. Empty operating weight: 22,000 lbs. minimum

4. Operating weight with maximum ballast added: 59,000 lbs. minimum

5. Ballast may consist of either steel plates, water, sand, or a combination thereof.

6. Modular steel plates shall bolt-on.

7. Minimum number of compaction wheels: 8

8. Minimum average weight per wheel – no ballast: 2,700 lbs.

9. Minimum average weight per wheel – maximum ballast: 7,375 lbs.

10. Roller shall have an oscillating function on both front and rear tires.

11. Compaction width: 82 in. minimum

12. Ground clearance: 10 in. minimum

13. Pressurized water spray bar with tank capacity: 100 gal (US) minimum

14. Fuel tank capacity: 65 gal (US) minimum

15. Operator station shall be capable of pivoting 90° to each side of the machine.

16. Operator station shall have an LCD display.

17. The required delivery date will be 28 FEB 2024

18. The pneumatic tire roller shall be delivered to:

U.S Army Corps of Engineers

Hangar 2

3909 Halls Ferry Road

Vicksburg, MS 39180