PARKING LOT SEALCOAT AND PAVEMENT MARKING PROJECTS

2026-11-03

The work described in these specifications consists of furnishing all labor , materials , tools , equipment and services and performing all work required to ( 1 ) apply a sealcoat to public parking lots and ( 2 ) to apply markings for parking spaces on the public parking lots . 2 . Specifications : 2 . 1 Preparation . Paved surfaces on which the emulsified asphalt sealcoat is to be placed shall be swept and / or blown clean and dry , and be free of loose foreign materials before placing the seal coat . Grease , oil and gas spots and stains shall be pre - treated . 2 . 2 . Emulsified Asphalt Sealcoat . The sealcoat shall consist of a mixture of emulsified asphalt , mineral aggregate , additives and water properly proportioned , mixed and uniformly spread over the surfaces areas to be treated . The mixture shall contain no asbestos . The cured sealcoat shall have a homogeneous appearance , adhere firmly to the surface and provide a skid - resistant texture . The sealcoat product shall meet ASTM D - 2939 standards or equivalent . Sealcoat product shall be approved by the Town of Boone . 2 . 3 . Placing the sealcoat . Mixing and spreading equipment shall conform to manufacturer ’ s requirements . Mixes are generally in the range of 100 gallons of emulsified asphalt sealer , 20 gallons of water , 2 gallons of additive and 300 - 500 pounds of sand ( Portland cement or fly ash may be substituted depending on manufacturer ’ s requirements ). When properly mixed with water , additive and aggregate , and applied , one gallon of emulsified asphalt sealant will cover 11 - 13 square yards in one coat of application . All work shall be performed only when the surface and ambient air temperatures are at least 50 degrees F and rising and no rain is anticipated . Ideally , the surface temperature should not drop below 50 degrees in a 24 - hour period following application . The mix shall be spread in a manner to fill cracks and achieve a uniform skid - resistant surface . Sealcoat shall be applied in two coats . 2 . 4 . Equipment . A mixing machine equipped with a fines feeder , mixer , water pressure system and fog type sprayer and the ability to control the application rate is recommended . The sealcoat application shall be applied by either pressurized spray application equipment or self - propelled squeegee equipment . Pressurized spray equipment shall be capable of spraying pavement sealer with sand ( or other mineral aggregate ) added . Equipment shall have continuous agitation or mixing capabilities to maintain a homogeneous consistency throughout the application process . 2 . 5 . Pavement Markings . Public parking lots will be marked to maximize the number of spaces for automobile parking . Parking stalls will be marked for stall widths of 9 feet and stall lengths of 19 feet . Handicapped parking shall be marked . The minimum number of handicap parking spaces is 1 space for a lot serving up to 25 cars ; 2 spaces for a lot serving 26 – 50 cars . 2 . 5 . 1 . Marking Materials . Duron DU9948500 , DU1LZM100 , DU1YZ100 or equivalent , applied per manufacturer ’ s instructions .

North Carolina

2026-05-05