Bergkamp A3000 Preserves Asphalt Pavement With Recycled Tires
Bergkamp Inc. offers the new A3000 Premixed Slurry Seal Applicator Tank that allows contractors and government agencies to apply Rubberized Emulsion Aggregate Slurry (REAS) over highways, roads, parking lots and airport runways to extend their life by up to seven or more years. The REAS mixture, a type of premixed slurry seal, is proportioned at a central mix plant, so the material quality control is precise to specification to properly meet environmental and pavement condition demands. This precision means that fewer operator calculations and on-the-job adjustments are required, minimizing operator training time. Once the material is loaded into the A3000, a full-sweep agitator hydraulically maintains the proper material mixing speed regardless of the truck engine speed during transportation to the job site. The REAS material is then applied over the existing pavement like slurry seal. All the operator has to do is adjust the discharge system knife valve and diverter to control the quantity and direction of the material being placed. One or two squeegee men follow to make sure the material lays smooth. REAS is ideal for asphalt roads that are seven years old or less and have no major structural damage. It consists of emulsion, aggregate and approximately 78 recycled tires per lane mile. Most tires contain a polymer chemical that provides added strength to the material mixture when compared to other preservation methods. The crumb rubber from the tires provides higher skid resistance for improved driver safety and holds the dark color contrast longer for a better looking pavement that makes striping and marking easier to see.
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