B422-526.pdf
PDF 59 KB Posted
- Attached to
- Pull-Type Pneumatic Tire Roller- Rebid
- Solicitation number
- 645-RFB-2775-2026
- Issued by
- Taylor County, Iowa
About this file
This is an equipment specification document from the Iowa Department of Transportation for the procurement of pull-type pneumatic tire rollers under RFB 645-RFB-2775-2026. The Iowa DOT is requesting bids on five pull-type pneumatic tire rollers that must comply with specification B422-526. Bids are due June 26, 2026 at 1:00 p.m. CDT, with bid opening scheduled for the same date at 1:00 p.m. CST. The specification establishes minimum construction and performance requirements, including a minimum body width of 87 inches, height of 48 inches, rolling width of 88 inches, ballast length of 110 inches, and minimum weight of 4,000 pounds. Equipment must feature 12 wheels at 15 x 6-inches with 8.50-90-15 6-ply smooth roller tires, heavy-duty 6-bolt cast steel hubs, oscillating wheel pairs on center pivot, and a ballast capacity of minimum 4 cubic yards. The manufacturer's current production model must be submitted with manufacturer name, model number, product lead time, and tariff details.
Deliveries are F.O.B. Destination to Ames, Iowa, with Net 60 payment terms at 0% interest. The Iowa DOT is tax exempt and will provide exemption certificates upon request. Bidders may submit alternate brand specifications for comparison purposes, provided they meet or exceed specified performance levels; any deviations from specifications require pre-bid approval via the Pre-bid Request for Substitutions form. Each unit must include nine operation and maintenance manuals with illustrated parts lists and be covered under manufacturer warranty for at least one year, including all parts and labor for defects. Award will be made to the responsible bidder whose submission is most advantageous to the Iowa DOT, considering cost, compliance with mandatory requirements, proposed staffing, time schedules, and past work performance. Questions should be directed to Mallory Hunter at mallory.hunter@iowadot.us or 515-239-1347. Interested parties may attend the bid opening virtually via Microsoft Teams or by telephone.
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Other files
| File | Type | Posted |
|---|---|---|
| 1391182-event.pdf | ||
| Pre-bid_substitution_request_for_Products_and_Materials+2775.pdf |
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Text version
Spec. No. 6-B422-0526
IOWA DEPARTMENT OF TRANSPORTATION
EQUIPMENT SERVICES
SPECIFICATIONS
for
PULL-TYPE PNEUMATIC TIRE ROLLER
The following specifications applies to the purchase of pull-type pneumatic tire roller by the Iowa Department of Transportation, Iowa DOT. Model bid must be of current production for which parts and accessories are readily available from the successful bidder.
Any manufacturer’s names, trade names, brand names, or catalog numbers used in the specification are for establishing and describing general performance and quality levels. The references are not intended to be restrictive, and bids are invited on these and comparable brands or products of any manufacturer. Responders must include alternate brand specifications for purposes of comparison to approved brands based on the same or higher levels of performance.
The Roller listed here is to establish the minimum acceptable level of construction and performance:
WRT PT13 ROLLER
GENERAL REQUIREMENTS
A. Body: Heavy ¼-inch plate construction with formed top edge on main body. Main body must have at least one drain hole
B. Structural steel channel removable tow hitch, with bronzed bushing king pin.
C. Body Width: Minimum of 87-inches.
D. Height: Minimum 48-inches.
E. Rolling Width: Minimum of 88-inches.
F. Ballast Length: Minimum of 110-inches.
G. Ballast to Hitch Center: Minimum of 57-inches.
H. Overall Length Hitch Removed: Minimum of 137-inches.
I. Ballast Capacity: Minimum of 4 cubic yards.
J. Hubs: Heavy duty 6-bolt cast steel hubs.
K. Drop center rims.
L. Wheel Pairs: Oscillate on center pivot.
M. Number of Wheels: Minimum of 12 wheels.
N. Wheel Size: 15 x 6-inches.
O. Tires: 8.50 - 90 - 15 – 6 ply rating, smooth roller tires P. Must weigh at least 4000-lbs.
Spec. No. 3-B032-0920
PAINT
Manufacturer's standard paint will be acceptable.
MANUALS
Nine (9) manuals must be provided. Manuals must contain operation, adjustment and service information as well as an illustrated parts list.
WARRANTY
Entire unit must be covered under warranty for at least one (1) year. Warranty must include all parts and labor to correct any material, workmanship, or manufacture defects. If component manufacturer's warranties are for a longer period they shall apply. Warranty must begin when unit is delivered to Iowa DOT field location.
| IOWA DEPARTMENT OF TRANSPORTATION |
| EQUIPMENT SERVICES |
| SPECIFICATIONS |
| Manufacturer's standard paint will be acceptable. |
| Nine (9) manuals must be provided. Manuals must contain operation, adjustment and service information as well as an illustrated parts list. |
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