Processing and beneficial use of steel slag, iron slag, and refractory bricks that were co-disposed with slag, reclaimed asphalt pavement materials (RAP) in quantities greater than 10 cubic yards and uncontaminated brick, block and concrete from sidewalk and highway projects as a ,
A wide range of waste materials are now incorporated into asphalt pavements, including ground tire rubber, glass, foundry sand, and slag, but the most widely used are reclaimed asphalt pavement (RAP) and recycled asphalt shingles (RAS)
2004 Specifications Using Recycled Materials by Application
boiler slag is added to roofing shingles, asphalt surfacing and sand blasting grit coal ash, wood ash and foundry sand can be used as structural fill material in constructing highway embankments, road bases, and "controlled low- ,
US EPA Recommends Coal Ash for Road Construction ,
Wisconsin’s Beneficial Use of Industrial Byproducts Program is a state-authorized voluntary environmental program that encourages the beneficial use of coal ash, boiler slag, paper mill sludge, foundry sand, and foundry slag as alternatives to placing these ,
Evaluation of Recycled Shingles as Structural Fill - TRID
In Chapter 2 entitled “Recycled Asphalt Shingles Mixed with Granular Byproducts as Structural Fill”, physical and mechanical properties of RAS and RAS mixed with granular industrial byproducts including bottom ash (BA) and foundry slag (FS) are evaluated in a systematic manner
University Researchers Test Using Foundry Sand and Slag in ,
University Researchers lest Using Foundry Sand and Slag in Concrete R By Jim Olson construction materials manufactured with used foundry sand A control concrete mix, using sand, was proportioned to achieve a 28day compressive strength of 5500 psi Other , asphalt aggregate requirements, blending
Hot Mix Asphalt Pavement - Industrial Resources Council
Roofing Shingles: Asphalt; Slag foundry sands and slags, iron and steel slag, Get Support Online Oregon DEQ Considers Foundry Slag Request Oregon DEQ Considers Foundry Slag Request the steel slag must be covered with at least three inches of asphalt or concrete or six inches of clean soil,
Foundry sand has been used as a substitute for fine aggregate in asphalt paving mix It has also been used as a fine aggregate substitute in flowable (or controlled density) fill applications Prior to use, spent foundry sand requires crushing or screening to reduce or ,
Foundry Sands & Slags - Industrial Resources Council
Foundry slag is composed of fluxing agents and impurities removed from the molten metal prior to casting Most foundry sands, as well as ferrous foundry slags, can be used as fine or coarse aggregates in construction and soil applications
Ferrous foundry slag is also used as coarse aggregate in HMA How does Hot Mix Asphalt perform using Foundry Sand? In general, tests on mixtures of HMA containing foundry sand have performed as well or better than mixtures made with natural sands
Recycled Asphalt Shingles Mixed with Granular Byproducts ,
In this study, recycled asphalt shingles (RAS) were evaluated for potential use as structural fill in highway embankments or backfills behind retaining walls Bottom ash (BA) and foundry slag (FS) were also investigated as additives to RAS to enhance its mechanical properti
about 17 to 24 million Mg foundry slag was produced in 2008 of which about 90% were reused in a variety of engineering applications as aggregate in portland cement concrete, asphalt concrete, aggregate base, fill material and railroad ballast
Steel Slag - Material Description - User Guidelines for ,
Steel slag, a by-product of steel making, is produced during the separation of the molten steel from impurities in steel-making furnac The slag occurs as a molten liquid melt and is a complex solution of silicates and oxides that solidifies upon cooling Virtually all steel is now made in .
18 Spec - Section 301 Base, Subbase, and Subgrade Aggregate
Reclaimed asphalt Crushed or processed asphaltic pavement or surfacing Reprocessed material Waste material for which a commercially demonstrated process uses the material as a raw material , Foundry slag, 7% Steel mill slag, 75% Bottom ash, 8% Pottery cull .
Oregon DEQ Considers Foundry Slag Request - Construction ,
The Oregon Department of Environmental Quality (DEQ) will hold an information meeting on Oct 18 to hear comments from the public on Columbia Steel Casting’s application to use foundry slag generated at its site as a non-residential construction fill
Utilization of Recycled and Reclaimed Materials in ,
Reclaimed Materials in Illinois Highway Construction in 2012 PHYSICAL RESEARCH REPORT NO 164 , Government Accession No 3 Recipient's Catalog No 4 Title and Subtitle Utilization of Recycled and Reclaimed Materials in Illinois Highway Construction in 2012 5 Report Date , Wet-Bottom Boiler Slag WFS: Waste Foundry Sand WWR: Welded Wire .
Foundry Sand: Charactereistics, Specifications, Environmental Considerations, Availability Tuncer B Edil, PhD, PE, DGE Professor &Research Director , 014 m Salvaged Asphalt Base Layer Subbase 0115 m Grade 2 Gravel Base Course 0125 m Asphalt Layer 084 m Breaker run
Laboratory Investigation on Foamed Bitumen Bound ,
The paper describes an experimental investigation on foamed bitumen bound mixtures for road pavements, with the aggregate matrix entirely composed of industrial by-products, such as steel slags, foundry sand, bottom ash and reclaimed asphalt ,
Specifications Using Recycled Materials by Application
Contractors in 13 states reported using steel and blast furnace slag in asphalt mixtur Ground tire rubber (GTR) was reported as being used in asphalt mixtures in nine stat Other recycled materials used to a lesser degree include fly ash, bottom ash, foundry slag, cellulose fiber, and glass
Green Initiatives Dunn has long maintained a proactive “green strategy”; particularly in our broad use of recycled products (ranging from reclaimed asphalt and roofing to steel foundry sand and slag) in the production of new asphalt
foundry slag in asphalt Use of Recycled Aggregates in Construction 3 Use of Recycled Aggregates in Construction EXECUTIVE SUMMARY This report reviews the various types of aggregates and their potential for use in concrete Boiler Slag | Coal Combustion Products | US EPA
Waste foundry slag shall not be used as a component or ingredient in any concrete or asphalt product if the leachabie levels in Condition 2 are exceeded in the waste foundry slag, unless the leachabie levels are not exceeded in the asphalt or concrete product.
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