Supplies

2026-11-03

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 . ; 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 . ; 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 .

Minnesota

2026-04-29