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Report of Composting Site Information <br />Tracy Material Recovery and Transfer Facility <br />30703 S. MacArthur Drive, Tracy, Ca. 95377 <br />• Material Delivery - The Tracy Material Recovery & Transfer Facility plans to <br />operate 24 hours per day seven days per week. The facility will accept commercial <br />loads from 4:00 a.m. to 6:00 p.m. and self -haul loads from 6:00 a.m. to 6:00 p.m., <br />Monday through Saturday. <br />• Receiving - Green material, food waste, wood wastes and other organic materials <br />enter the Tracy Material Recovery & Transfer Facility site through the gatehouse <br />and scale. Materials are evaluated for acceptability and pertinent data as to type <br />of material, source, weight and vehicle are recorded. Unacceptable materials are <br />rejected. <br />• Unloading - Acceptable materials are unloaded in a designated area and <br />segregated by type such as yard waste, wood waste and salvageable lumber. <br />Sorters check the loads for unacceptable material and contaminants. <br />• Size -Reduction and Mixing - Materials are processed through a tub grinder <br />where they are shredded and ground. Composting mixes are prepared in one <br />process by alternating loads of various feedstocks into the grinder. <br />• Screening - Ground materials are screened into various sizes depending on the <br />product to be produced. Contaminants are removed. <br />co- <br />generation- - stored or ••-• • - <br />• Windrowing - Some of the ground materials are placed in windrows for <br />composting. The rapid decomposition phase of the process will take <br />approximately 12 weeks. The curing phase of the composting process will take <br />approximately 8 weeks. <br />• Aerated Static Pile - Some of the ground materials, particularly those with food <br />waste content greater than 15%, are placed in aerated static piles for <br />composting. <br />• Screening - Finished compost will be screened based on the product to be <br />produced. <br />• Storage - Finished compost products are moved to a storage area or shipped off- <br />site. <br />Material Processing and Load Checkinq <br />When a truck enters the facility, it is weighed and the organic material is unloaded from <br />the trailer. The facility's scale personnel are trained to screen incoming vehicles for <br />presence of unacceptable wastes. This applies to those wastes delivered by <br />commercial haulers, governmental agencies, self -haulers or landscapers. <br />W7 <br />