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DPU/WATERSHED/PAVEMENT CRACK SEALING


Location
Ohio
Publication Date
07/10/2019 09:36 AM EDT
Closing Date
07/19/2019 01:00 PM EDT
Issuing Organization
City of Columbus
Solicitation Number
Description

Specifications include, but are not limited to: This work consists of preparing and sealing pavement with a hot applied sealant. Master Seal Concentrate sealer is to be used due to Master seal sealer being a safer more green product than coal tar sealer. Work to be performed as follows: Asphalt Mill and Pave (2 inch) Approx. 500 Square feet -Machine grind areas to be patched -Mill to a total depth of 2 inches -Install 2” of compacted # 404 Surface asphalt -Install hot rubberized crack fill around patching to seal edges -Sweep area as needed and remove job related debris -Stripe area same as existing Seal Coating & Rubberized Hot Crack filler Sq. Yds. -Clean area with forced air blowers and brooms -Install hot rubberized crack filler on approx. 270,000 Square Ft. Meets or exceeds federal spec# ASTM D-3405 -Apply petro-seal spot primer to aid in bonding sealer to oil spots. -Install 2 coats of Sealmaster asphalt based sealer with sand 3lbs of sand per gallon in both coats. -Sealer to be applied by spray method at a rate of one gallon per 9 sq. yards, per coat. -Install traffic control as needed -Stripe area same as existing layout Work is to encompass approx. 21,665 square yards of sealing Approx. 51 square yards of striping Approx. 56 square yards of mill and overlay **see attached document for breakdown of areas where worked is to be performed*

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