The asphalt spray truck is a kind of professional distributing emulsified asphalt, heat diluted asphalt, asphalt, high viscosity modified asphalt, it is an intelligent automation high-tech truck. The truck sprinkles road surface with asphalt and spray the priming oil, waterproof layer, bond layer on asphalt …

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Experience gained in ia suggest that the sprinkle stone precoated with AC-20 asphalt cement must be placed hot to achieve even distribution and proper adherence to the asphalt concrete mat. Ideally the sprinkle stone should be applied at a temperature of …

hot asphalt sand surface course wherein the basic aggregates in­ cluded a !:<" minus concrete sand with an ag-lime filler of from 5 to 15% and a binder bitumen using an AC-20 asphalt cement or-­ a high float asphalt emulsion. We placed our first sections of this on a …

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20 asphalt mixture, and coarse quartzite aggregate retained on the No. 4 (4.75mm) sieve 21 was used as sprinkle chips coated with 0.75% PG 64-22. The sprinkle chips were 22 applied at 1.56 lb/yd2 of the spreading rate. 23 3. Slag/fiber mix is designed to provide good friction and high resistance to …

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this cost. The effect of using a sprinkle treatment to obtain adequate frictional values instead of high quality aggregate throughout the asphalt concrete surface course is a savings of $5,250 per two-lane mile. Conservation of Natural Resources Sprinkle treatment at 7.5 pounds per square yard on a 24 foot roadway would require 53 tons per mile.

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rials to visually estimate the amount of coating needed to ensure adhesion of the sprinkle aggregate to the surface course (Figure 2). AC-20 asphalt cement was used for precoating. Laboratory test results were used in selection of the percentages of AC-20 (Table 4). The precoating operation started at the con­ tractor's plant on September 9, 1978.

Asphalt Bitumen Bitumen Emulsion Asphalt Equipment Asphalt Plant Fully Automatic China Emulsion Bitumen ... 100L 200L asphalt sprinkle cloth machine asphalt heating ...,5000 Engine Displacement/power 6494mL/162KW Model YC6J220-33 Torque N. m Max speed km/h 90 Tire specification 11.00-20,11.00R20,10.00-20,10.00R20 Drive seat LHD Electric system ...

Sprinkle treatment has been used extensively for more than 20 years in Europe, where polish-resistant aggregates are extremely scarce (1,2). Initially, several approacnes were used to prepare the sprinkle chips, including hot and cold pcecoated aggregate Figure 1.

various sprinkle aggregate types embedded in three different asphalt mixes (1/2", 3/8", and sand-asphalt). Figures 7 and 8 reflect the friction levels on this project for the 1/2" and 3/8" mixes respectively. Tests were conducted using both ASTM E 501 ribbed tire and ASTM E 524 smooth tires. The friction levels of sprinkle treated

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