Flex Patch Leveling and Sealing with Spray Injection Pre - coated Stone

2026-11-03

The County of Portage Wisconsin ( County ), through its Purchasing Department ( Purchasing ), requests bids to establish a contract to provide minor Flex Patching Leveling and sealing to various county roads in Portage County . SPECIFICATIONS The following specifications are minimum acceptable requirements . Any attachments , documents , price lists , etc . to support your bid , must include the bid number . Bid specifications may not be revised without an official written addendum issued by Purchasing . 9 . 1 All work and materials must meet or exceed all applicable industry standards , federal regulations , A . S . T . M . standards , local codes and ordinances , and the State of Wisconsin ’ s Department of Transportation Standard Specifications for Highway and Structures Construction . 9 . 2 Prior to any work , the Contractor must conduct a comprehensive examination of the existing conditions and pavement . We have estimated the amount of these unsound areas and listed totals for each location in Attachment C . 9 . 3 Weather - No application may be performed or applied during inclement weather . Weather may include but is not limited to rain , snow , sleet , hail , thunderstorms , or any conditions that could compromise safety or product performance . 9 . 4 The Contractor shall notify the County at least 3 working days prior to starting the work . 9 . 5 Material to be used shall be a sealant fortified with polyester fibers , applied per manufacture ’ s specifications . Cover aggregate shall be Fracture Class A stone with 100 % passing a 3 / 8 slieve , 95 - 100 % passing a ¼ sieve and be pre - coated with 1 % 120 - 150 asphalt cement . Limestone or pea stone will not be permitted . Contractors may bid a sealant combo that meets or exceeds these specifications with approval from the County . 9 . 6 Send a complete list of all materials you propose to use for this project . If you are using material that differs from Specification 9 . 5 , you may use the addendum process to determine if that product meets Portage County Standards . This material list will be included in the addendum for formal review and approval 9 . 7 Application of surface and cracks to be treated shall be cleaned with approved cleaning equipment . Areas for repair shall be free of all foreign material , vegetation , and moisture . Routing may or may not be required . 9 . 8 Surface and / or cracks shall be sealed with a polyester fiber flex - patch sealant . Upon application of the sealant through the wand , the sealant must be hand squeegeed to insure proper coverage . Sealant shall be applied to both fill cracks as needed and provide coverage for surface usage on cupped cracked depressions ( transverse cross cracks ) and minor alligator areas . Squeegee range from 24 inches to 48 inches wide will be required pending severity of depressed area on cupped crack depressions . 9 . 9 An asphalt cement pre - coated , heated cover aggregate material shall be pneumatically sprayed over the surface of the sealant while still hot to insure stone penetration in the rubber . Traffic shall not be allowed on the material until it is cured , or it has blotted to prevent tracking . 9 . 10 Crack cleaning equipment shall consist of an air compressor capable of delivering a minimum of 250 cfm and capable of emitting air through the nozzle within the range of 70 to 150 p . s . i . The compressor ’ s air shall be free of moisture . 9 . 11 A heat lance shall be used which can dry and clean out the crack . Temperature at discharge shall be a minimum of 2 , 200 F and a discharge velocity of 3 , 000 ft / sec .

Wisconsin

2026-05-06