Project Information

Bid Title

Specifications and Proposal for Supplies

Issuing Agency

Calton County

Location

Minnesota

Published Date

Mar 23, 2026

Closing Date

Apr 13, 2026

Government Level

State & Local

Status

Closed

Original Source

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Bid Documents

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Project Description

Bid Title:	Specifications and Proposal for Supplies
Category:	Transportation
Status:	Open

Publication Date/Time: 3/23/2026 11:30 AM Closing Date/Time: 4/13/2026 12:00 PM Related Documents: Specifications and Proposal for Supplies 2026

Attachment Preview

Bidder Name:

2026 Specifications and

Proposal for Supplies

Sealed bids will be received until

11:30 a.m., April 13, 2026.

Please submit bid in a sealed envelope marked:

Proposal for Supplies Bid

Carlton County Transportation Department

1630 County Road 61

Carlton, MN 55718

Index

Instructions to Bidders

Liquid Dust Control

Gravel Crushing

Plant Based Bituminous Mixture

Signature Page

Page 2

Page 3

Page 4

Page 5

Page 6

1

Instructions to Bidders:

1. Carlton County Transportation Department seeks to obtain bid prices for

commonly purchased construction and maintenance-related supplies for the

2026 construction season. Carlton County will accept all responsible bids with

the intent to accept the lowest responsible bid provided it is judged to meet the

needs of the County, and to award the contract to other than the lowest bid if, in

their discretion, the best interest of the County will be served.

2. As of January 1, 2014, Carlton County no longer pays Minnesota sales tax.

3. The County considers the haul distance as a factor in the purchase of sand,

gravel, and bituminous materials, and it will be considered in the purchase of this

material.

4. Bidders are not required to bid on all items. Bidding documents include the

Advertisement for Bids, Instructions to Bidders, Specifications and Proposal,

including any addenda issued prior to receipt of bids.

5. All bids shall be submitted on the proposal forms provided. In the event the

award is made, the Proposal Form and the bidding documents shall act as a

contract for delivery.

6. No bid shall be withdrawn within thirty (30) days of the bid opening without the

consent of the County.

7. A $2,500 Bid Bond for each gravel crushing pit and winter sand screening

location will be required as part of the bidding documents. The Bid Bond shall be

retained by the County until all work has been completed. Proof of insurance is

required of all bidders prior to the start of any work listed in this document. All

bidders are to comply with Section 1714 Responsibility for Damage Claim;

Insurance in the most recent MnDOT Standard Specifications for Construction.

8. The County intends to make bid items available to Townships or Municipalities

that wish to contract according to these specifications. On the Signature Sheet,

please indicate if bid items may be extended to other agencies.

9. Carlton County reserves the right to reject all bids.

2

Liquid Dust Control:

1. The bid request is intended to secure a contractor for furnishing and applying

approximately 50,000 gallons of 38% Liquid Calcium Chloride Natural Brine

Solution for locations throughout Carlton County.

2. The County has the discretion to increase or decrease the estimated quantity by

30% at the contract unit price.

3. The Liquid Calcium Chloride shall be a 38% concentration of natural brine

solution, and in accordance with Specification 3911 of the most recent edition of

the MnDOT Standard Specifications for Construction.

4. The application rate shall be 0.25 gallons per square yard.

5. The normal width of the application rate shall be 18 feet wide.

6. Application shall start no later than May 31, 2026 unless weather conditions

interfere and permission is obtained for a later starting date.

7. Completion will be no later than June 30, 2026. Liquidated Damages shall be

$500.00 per day if application is not completed by June 30, 2026.

8. Carlton County will provide an inspector to direct the contractor’s application.

The contractor shall notify the County at least forty-eight (48) hours before the

start of the application.

Bid Price:

$_________________Per Gallon, applied

3

Gravel Crushing:

1. The bid request is intended to secure a contractor for furnishing gravel crushing

¾” max.

2. The Carlton County Transportation Department shall prepare the pits for crushing

including the striping of topsoil, leveling setup sight and stockpile area.

3. The Carlton County Transportation Department will be responsible for obtaining

any necessary permits.

4. Gravel material will be furnished by the County at no cost to the Contractor.

5. Payment for crushed gravel will be made on the following basis:

a. Within 30 days of the completion of crushing operation the County

engineering crew will measure stockpile by a topographic (drone)

measurement.

b. The County will notify the contractor of the measurement and will be free to

inspect notes and computations.

c. If a disagreement should arise as to the quantity, bidder may call for

measurement. The second measurement shall be considered final and a

payment will be made within thirty (30) days of final measurement.

6. Crushed Aggregate shall comply with the most recent edition of the MnDOT

Standard Specifications for Construction, Table 3138.2-3, Modified Class 5. The

200 sieves shall be modified to read 8.0% - 15.0%. This specification may be

modified in the field at the discretion of the County.

7. The contractor will be required to stack gravel by using a conveyor.

8. The contractor is required to notify the County fourteen (14) days in advance of

mobilizing into the pit.

9. The work must be completed prior to October 31, 2026.

4

Kettle River Pit, located 1.25 miles south of the City of Kettle River on the east side of

Trunk Highway 63.

Approx. 10,000 Cu Yds Modified Class V gravel

$_________________/Cu Yds



Nordstrom Pit, 4045 Agate Rd, Moose Lake, MN 55767

Approx. 15,000 Cu Yds Modified Class V gravel

$_________________/Cu Yds

Plant Mixed Bituminous Mixture:

1. The mixture shall conform to applicable requirements of most recent MnDOT

Standard Specifications for Construction A.C. 120-150, M.C., 250-800, S.C. 25-

800, PG 58-28 or PG 52-34.

2. Mixture proportions shall generally include 5-1/2% bituminous content, but may

be increased or decreased based on available trial mix data for a source. The

County reserves the right to vary the bituminous content to compensate for

unusual or unexpected conditions.

3. The prices listed in this proposal shall be F.O.B. Plant Site – loaded into County

trucks.

Location of Plant:_______________________________________________________

Anticipated Dates of Operation from ___________________ to __________________

Asphalt Grade, Mixture price: _______________ $_______________/Ton

Asphalt Grade, Mixture price: _______________ $_______________/Ton

Asphalt Grade, Fine Mix price: _______________ $_______________/Ton

Asphalt Grade, Cold Mix price: _______________ $_______________/Ton

5

Commodity Codes

• NAICS 423450Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers

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