construction materials screening Articles

  • Geotextiles in Construction Dewatering

    Woven geotextiles work wonders in dewatering applications as wraps around well screens and sump pit screens. The textile can be sewn into sleeves or tubes to be slid over the well screen or sump pit framework. This technique allows the user to compensate for well screens with slots that are too large or for sump pit piping with large perforations. By adding the geotextile sleeves the user ...


    By Griffin Dewatering

  • Railroad track ballast crushing and screening plant

    Track ballast forms the track bed upon which railway sleepers (UK) or railroad ties (US) are laid. It is packed between, below, and around the ties. It is typically made of crushed stone, although ballast has sometimes consisted of other, less suitable materials. The crushed stone comes from the stone crushing and screening plant, and DSMAC supply high efficiency railroad track ballast crushing ...


    By DSMAC Group

  • Derwen construction commissions a new washing plant for aggregates

    Who’s involved? Derwen Construction and the Wales Environment Trust. Background. Derwen Construction was established in 1993 as a civil engineering company, however three years ago, when they began to find it difficult to find landfill sites for the inert waste generated on their sites, they decided to become self sufficient and set up a recycling plant, ...


    By CDEnviro

  • How to Choose the Right Machine for Screening Silica Sand

    Quickly and accurately screening silica sand is an important priority in a number of manufacturing processes. Your choice of screening machine will have a significant impact on the quality of product you deliver and, as a result, on your bottom line and long-term financial viability. There are a number of silica sand screening ...


    By VibraScreener Inc.

  • RCRA Closure of Materials Disposal Area P, Los Alamos, New Mexico

    Material Disposal Area P (MDA-P) is undergoing clean closure under the Resources Conservation and Recovery Act (RCRA) as regulated by the New Mexico Environmental Department. The MDA is located on the north-facing slope of Canyon de Valle, an ephemeral drainage in Technical Area 16 of the Laboratory. It was operated from 1950 to 1984 and received materials from the burning of high explosives ...


    By Weston Solutions, Inc

  • US Automated Microbiology Market 2014: Molecular Diagnostics, Microbial Identification, Antibiotic Susceptibility, Blood Culture, Urine Screening, Imm

    ReportsnReports.com adds report US Automated Microbiology Market 2014: Molecular Diagnostics, Microbial Identification, Antibiotic Susceptibility, Blood Culture, Urine Screening, Immunodiagnostics to its store. US Automated Microbiology Market 2014 is a new analysis of major business opportunities emerging in the US automated microbiology market during the next five years. The report examines key ...


  • Maryland firm clears 200 acres for new quarry construction Baltimore-area project demands planning, execution and an arsenal of tree clearing/processing equipment

    In his 28 years in business, Bob Orndorff has done a lot of site prep projects — and his fair share of larger site prep projects. However, he is quick to admit that, until now, he has never cleared a site for construction of a quarry, and the one his is currently doing, in the Baltimore suburb of Jessup, MD, is one of the largest projects he has ever undertaken. His company, RLO Contractors, Inc. ...


    By Morbark, LLC

  • Carolina contractor meets Charleston area growth head on: Gary Otter construction finds horizontal grinder ups production, broadens scope of work

    Charleston, South Carolina is unique in a number of ways, not the least of which is the obvious European-influenced charm of its downtown area. It is also the target location for retirees seeking a place to establish a permanent residence in a moderate climate for the autumns of their lives. While the same can be said for myriad locations in Florida and Arizona, the Charleston area differs in one ...


    By Morbark, LLC

  • Portable Crusher is popular in recycling aggregate concrete

    Portable Crusher is a new designed rock crushing & screening plant, which is flexible, convenient and strong in mobility, so it can save a large construction capital and relocation. Raw Materials can be broken at the locale without being transported again and also can be moved with the promotional exploitation of the raw material, which saves a ...


    By DSMAC Group

  • Waste Recycling Plant, Recycling Plant

      Waste Recycling Plant,Recycling Plant The present construction waste recycling already have some technical basis, regardless with the laboratory research or market applications have certain results. Shibang ...


  • When Are Plain Gravel Surfaces Really Porous?

    Invisible Structures, Inc. makes reinforcement structures for two forms of porous pavements – Grasspave2 and Gravelpave2. When project demands call for porous pavement, and construction budgets are tight, someone will usually suggest that plain old gravel will work just as well, and cost less money. Is this suggestion true? Historical Gravel Pavements are not Porous ...


    By Invisible Structures, Inc.

  • Case study: Recycling system improvements

    Challenge A regional U.S. recycler required a more efficient processing solution for separation of construction and demolition waste. Their existing system could not meet the throughput or reliability demands of the incoming C&D waste stream. Approach The customer was proposed a solution integrating GK’s proven FINGER-SCREEN™ vibratory ...


    By General Kinematics

  • Jail waste streams provide unusual challenges to typical industry equipment

    Arlat ‘TS’ Filter Screen proves itself equal to the challenge. Unusually high volume of solids and the wide variety of materials in waste streams from correctional institutions provide unique challenges to today’s typical wastewater equipment. In recent years, the state of Virginia has installed five ARLAT ‘TS’ Filter Screens in correctional institutions. They use the screens to remove ...

  • BT-Wolfgang binder erected new glass powder plant for Geocell for the production of foam glass ballast in upper Austria

    The planning, delivery and installation of the complete machine and electro engineering equipment for the glass powder plant from the company GEOCELL, one of the leading producers of foam glass ballast in Europe, was carried out by the company BT-Wolfgang Binder GmbH from Gleisdorf, as general contractor. Initial situation: Before construction of the plant, the glass powder was ...

  • JPE Investment provides evidence of a solution to UK aggregates shortages

    An upgrade to the processing capability at Elford quarry to include a modular washing plant from CDE Global has resulted in a significant increase in the value of the products being produced. The level of demand for the recycled sand and aggregate products suggests that C&D recycling plants offer a real solution to a diminishing supply of virgin material in the UK. JPE Aggregates has operated ...


    By CDEnviro

  • 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 ...


  • Case Study: Middlehaven Dock Reclamation Project, Middlesbrough

    Blackwell were initially engaged as the earthworks and remediation contractor for phase one of the enabling package, within the design and build team for the reclamation of the disused dock area in preparation for the development phase including domestic and commercial schemes. The scheme was subsequently extended to include the extension of the developable area into the dock behind a sheet pile ...

  • Bioremediation of hydrocarbon impacted soils - Marchbanks, Dundee

    Client: Dundee City Council Objective: Bioremediation of hydrocarbon contaminated soils to achieve compliance with the Waste Acceptance Criteria (WAC) for Mineral Oil (C10 – C40); with the intention of re-using the soils to Riverside Recycling Centre to be used as a capping layer. Challenge: Approximately 2,800 m3 of hydrocarbon ...


    By Soilutions Ltd

  • 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

  • Sustainability evaluation of a primary school rainwater demonstration project in Tanzania

    Water shortages are widely prevalent in developing countries, affecting lives of people including schoolchildren, who miss classes while fetching water for daily use. A typical case was that of Mnyundo Primary School in Tanzania, East Africa. A rainwater harvesting (RWH) system was then constructed because of easy adaptability of the technology. The purpose of this study is sustainability ...


    By IWA Publishing

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