trommel screen Articles

  • Screens

    WHEN it comes to selling compost, the markets can drive equipment purchase decisions. This was the case for the Lehigh County, Pennsylvania yard trimmings composting operation, which produced 14,000 cubic yards of compost in 2007. “We are doing a lot of work with a soil amendment company that makes products for golf courses,” says Tim Bollinger, Composting Operations Manager for the Lehigh County ...


    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

  • Environmental crushing, screening and recycling: Bobo grinding chews on steady diet of ice storm wreckage

    The ice storms in Georgia earlier this year created a tremendous amount of fallen trees and limbs in the metro Atlanta area, which needed to be recycled. The city of Marietta, GA and Cobb County, GA, contracted with Bobo Grinding Inc. based in Woodstock, GA, to reduce the wood waste to create mulch for use at various other sites. Bobo Grinding set up a temporary site for grinding near the ...


    By Morbark, LLC

  • Plastics Separation in Compost

    Untitled Document Operators say their number one contamination problem is plastic - small, large and in-between - in the compost ...


    By BioCycle Magazine

  • Recycling asphalt shingles a boon for Minnesota C&D Recycler

    The Northeast Recycling Council estimates that more than 11 million tons of asphalt shingles are scrapped in the U.S. each year; 10 million from installation tear-offs and re-roofing jobs and another one million discarded as waste by asphalt shingle manufacturers. The U.S. Environmental Protection Agency estimates that shingle waste makes up 8 percent of the total building-related waste stream ...


    By Vermeer

  • Bio-Stabilization of MSW in Argentina - Case Study

    Largest Landfill in South America uses the Covered Aerated Static Pile (CASP) composting system to Bio-Stabilize 400 tons/day of Mix Solid Waste (MSW) derived from the landfill sparation facility. 2500 tons of un-separated MSW arrives daily from the City of Buenos Aries and the surronding area (population 12 million). Roughly 65 percent of the incoming waste is organic and can be diverted from ...

  • L.A. recycling program benefits from planning, team work, equipment choices

    Few major metropolitan areas generate and recycle the volumes of yard trimmings as the City of Los Angeles. On any given day, an average of 1500 tons of yard trimmings are collected and - as a result of a comprehensive program, a commitment by those involved in the program and solid equipment choices made to carry it out - more than 300 tons of that daily total are diverted and processed for use ...


    By Morbark, LLC

  • Kiverco Completes Another Complex Project for a Major UK Customer

    The customer Tom White Waste Ltd was formed in 1981, when Tom White found it difficult to obtain waste management services for his other businesses and decided to start his own waste management operation. Since then, the business has grown hugely and in 1988, Tom’s sons Ian and Paul joined the business and today, they run the company as joint managing directors. Tom White ...

  • Plastics Separation In Compost

    Operators say their number one contamination problem is plastic small, large and in-between - in the compost feedstock and thus in the end product. New study and equipment offer some excellent solutions. An air separation unit from Hawker Corp. is attached to the outfeed conveyor of a screen. Plastic is collected in a tube sock (inset) attached to the fan assembly. PRESSURE in Europe to increase ...

  • Innovative Project for Hydrocarbons Contamination

    Baioni Crushing Plants, leader in the aggregate crushing sector has been operating for 40 years, have recently developed equipment and methods for environmental control. Several plants have already been supplied to third parties, now Baioni have full know-how of the technology and can ensure correct conception of the line based on the specifications of the soil to reclaim and can provide ...


    By Baioni Crushing Plants Spa

  • Wood recycling is cornerstone of new Tallahassee C&D facility

    For better than four decades, the Williams family, owners of Marpan Supply, Inc., have been in the container services business in and around the Tallahassee area. And for the last 15 years or so, steady area growth meant that waste stream has been heavy with construction & demolition (C&D) debris. Seeing that, prompted Kim Williams, son of Marpan's owner and founder, to question the logic ...


    By Morbark, LLC

  • New sorting plant for dry commingled and C&I waste in Nottingham

    The recycling company Wastecycle in Nottingham expects to process in excess of 45,000t / year and are pleased that the implementation of the plant has allowed them the flexibly to achieve positive results from the various waste streams. The management of Wastecycle asked KMH Systems and REDWAVE to assist them in developing together a new plant based on the following objectives: Increase ...

  • Operator Strategies : Sorting Out the Plastic

    BETTER BUGS Ideas and products in the Better Bugs category attempt to affect the biological components and biochemistry of processes by altering the mix of microorganisms or enzymes present. After all, biology is the foundation of many, if not most, organics recycling systems. Pyrophiles: The first example of Better Bugs involves pyrophilic organisms, bugs that can take the heat. This example is ...


    By BioCycle Magazine

  • NC county meets challenges, grows green waste program

    For some reason, prevailing thought has it that, unless a municipality is massive in size it can neither operate, nor financially justify, a successful green waste recycling program. Cumberland County, NC, located about an hour south of the Raleigh-Durham area, takes that prevailing thought, dispels it, and in so doing, gives hope to small to mid-sized counties and municipalities across the ...


    By Morbark, LLC

  • Mixed MSW composting is steady as she goes

    Two new facilities came on line in 2006, while one ceased operation and a second is shifting to a new technology. Annual survey identifies a total of 14 plants. Part I STEADY-STATE may be the best phrase to describe the status of facilities composting mixed municipal solid waste in the United States. In fact, steady-state may be the best phrase to describe solid waste composting in general since ...


    By BioCycle Magazine

  • Improving Performance · Processing Equipment Retrofit at Florida Composting Facility

    PALM Beach County, Florida may have been confused during the last presidential election but there is no confusion about management of the county’s organic waste stream. Palm Beach County has a population of approximately 1.2 million people and the Solid Waste Authority of Palm Beach County is responsible for the management and disposal of the solid waste that is generated here. The authority ...


  • Adding On

    Today's demolition contractor differs greatly from his counterpart of as little as 25 years ago. Once solely dedicated to the demolition facet of a job, today's professional - in order to survive, let alone maintain a competitive edge - often must augment his operation with a solid material-processing and recycling effort. So when Fresno, California demolition professionals Kroeker Demolition and ...


    By Morbark, LLC

  • Mixed waste composting trends

    It's been about 25 years since vendors started marketing systems to process mixed municipal solid waste via composting in the U.S. Today, there are 13 plants, most fulfilling their niche in the communities they serve - whether managing MSW in high tourism areas, or processing residual organics from materials recovery facilities. Table 1 provides summary data on the 13 facilities. While we did not ...


    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

  • Odor issues at Mariposa MSW composting facility

    The Mariposa County MSW composting facility was built at the county landfill to remove some dry recyclables from the waste stream and to produce compost for daily cover. One key motivation was to increase the lifespan of the landfill and to postpone a costly long-haul. The facility was permitted, designed and built by a team of engineers and vendors. It began operation in the summer of 2006. ECS ...


    By Engineered Compost Systems

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