Compost Cleaning Articles

  • Wood Recycler Expands Into Compost Manufacturer

    How a company that started as a small tree care service in the late 1980s evolved into a compost and mulch manufacturer with multiple facilities in the Southeast U.S. Our growth since the beginning can be summed up pretty easily — we’ve gone where our customers have needed us to go,” explains Chris Cowart, owner of Cowart, Inc., a large producer of high quality composts and ...


    By BioCycle Magazine

  • January Composting Roundup

    St. Paul, Minnesota: State DOT Issues New Compost Specs The Minnesota Department of Transportation (MNDOT) updated its specifications for using finished compost in MNDOT projects in the 2018 Edition of its “Standard Specifications For Construction.” The two main changes to the specs, explains Kayla Walsh of the Minnesota Pollution Control Agency, are: 1) Inclusion of food ...


    By BioCycle Magazine

  • What’s Your “Big Mac”?

    Compost marketing entrepreneur grew a company that today uses over a million cubic yards of compost annually. Palletizable Filtrexx Soxx™ that did not slide when stacked on pallets allowed rapid advancement of palletization, which led to scale, which led to what Rod Tyler calls Filtrexx’s “Big Mac®.” Photo courtesy of Filtrexx International ...


    By BioCycle Magazine

  • Historical perspective: Screens & air classifiers

    SCREENING equipment for the composting industry has become widely available, with a variety of options — including trommels, star screens, air classifiers and disc screens — to fit specific applications. But early on, in the 1960s and 1970s, screens were often homemade or adapted from other industries. Charles Melhoff, founder of Wildcat Manufacturing Co., says that although they began making ...


    By BioCycle Magazine

  • Logistics of composting urban yard trimmings

    GROVER Landscape Services, Inc. operates several composting facilities in northern California. Its site in Vernalis receives yard trimmings and food waste from various communities around the San Francisco Bay area, between 70 and 100 miles to the east. These include the City of Berkeley, portions of Alameda County, City of San Francisco, City of Livermore and others. Materials also arrive from ...


    By BioCycle Magazine

  • Mixed MSW composting in transition

    WITHOUT a doubt, composting the mixed municipal solid waste stream is a “niche” business. It is an MSW management option that seems to be viable in very specific situations. In some instances, these plants were built to service tourist destinations, often in somewhat rural areas where recycling is difficult and landfills are distant. In several other cases, public agencies built plants to extend ...


    By BioCycle Magazine

  • Latest Trends in Yard Trimmings Composting

    Untitled Document YARD TRIMMINGS composting has come a long way in the almost two decades since states began restricting disposal of leaves, ...


    By BioCycle Magazine

  • College Composting Program Matures

    Untitled Document To meet the need for quality compost, Berea College now processes 35 tons of food residuals each year, providing jobs for ...


    By BioCycle Magazine

  • Straight From the Source : Operator Strategies to Maintain Screen Performance

    In early December, BioCycle editors e-mailed selected composting facility operators, asking them a series of questions about their screening operation. The minisurvey focused on strategies to maintain performance of screens used for preprocessing incoming feedstocks and/or for screening finished compost. Six operators responded: Adam Sherman, Intervale Compost Project in Burlington, Vermont; ...


    By BioCycle Magazine

  • Cocomposting at Pearl Harbor

    Cocomposting at Pearl Harbor When the Hawaii Department of Health tightened its restrictions on landfilling biosolids by requiring the lining of sludge drying beds, the U.S. Navy Public Works Center (PWC) at Pearl Harbor decided to look for a less expensive alternative to landfilling. Biosolids composting became the Navy’s answer. A pilot project was started in July, 1997, and the full-scale ...


    By BioCycle Magazine

  • Completing the Cycle: Composters, Wood Grinders Find Expansion Opportunities

     Composters, Wood Grinders Find Expansion Opportunities Interesting evolutions have taken place over the past ten years in the organics processing industry. Sites that opened to compost yard trimmings gradually transitioned into processing woody materials, while wood processors expanded into the composting arena. Other businesses that started with no plans for recycling wood discovered ...


    By BioCycle Magazine

  • Disposal Company Expands Composting Operations

    Since 1997, Texas Disposal Systems, Inc. (TDS) - an independently owned solid waste company located near Austin, Texas - has operated a composting division, Texas Organic Products (TOP). In our previous BioCycle report ( -Composting Is Alive and Well In Central Texas, - October, 1997), we described how TOP evolved after starting an initial grinding and static pile composting operation at our ...


    By BioCycle Magazine

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