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Process Selection <br />Microsurfacinn <br />• A mixture of polymer modified emulsified asphalt, mineral aggregate, <br />water, and specified additives <br />• Similar to slurry sealing, but can be used to fill ruts and reduce the <br />appearance of alligator -cracking <br />Applied with same equipment as slurry seal Microsurfacing applied over alligator cracks <br />Process Selection <br />Scrub Seal <br />• Binder consists of a recycling agent, polymer, and emulsified asphalt <br />• Aggregate is applied on top of binder <br />• Prevents oxidation of roadway surface, seals cracks, and improves <br />skid resistance. There is no need to crack seal prior to treatment <br />• Will be used for the first time in San Leandro <br />Binder application with scrub broom <br />Application of aggregates over binder <br />2/23/2012 <br />5 <br />