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Success Stories
Buildings | Roadways and Other Infrastructures | Agricultural and Horticultural Uses
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Buildings
High Volume Fly Ash (HVFA) in the Madera Project - A Green & Profitable Residential Community Development (PDF) (2 pp, 162K)
This Coal Combustion Products Partnership (C2P2) case study presents the use of high volume fly ash in the Madera Community residential development.
Lewis & Clark Fort Mandan Visitor Services Center (PDF) (1 pg, 69K)
This C2P2 case study presents the use of coal combustion products in a wide array of building applications, including the surrounding site.
EPA Green Buildings
To further carry out its green building mission, beginning in FY 2006, EPA required all newly initiated major building construction projects achieve the LEED® (Leadership in Energy and Environmental Design) Gold standard as well as other sustainable features.
Off the Shelf (PDF) (27 pp, 4.6MB)
A joint publication prepared by members of the Kansas City EPA Regional Headquarters building team, including EPA staff, U.S. General Services Administration (GSA) staff, and the building developer's staff, provides information on the Kansas City, Kansas Headquarters building.
New England Regional Laboratory
An on-line brochure highlighting the green building features, including recycled materials, used in the design of EPA’s New England Laboratory.
EPA Region 10 Renovation
Describes efforts to explore environmentally responsible design and construction
Fort Worth Post Office Showcases Green Building
An Environmentally Preferable Purchasing case study highlights the sustainable features incorporated into the Fort Worth Post Office.
United States Green Building Council (USGBC) LEED Case Studies 
Searchable database to locate LEED certified projects across the U.S.
DOE High Performance Building Case Studies
This database serves as a central repository of in-depth information and data on high-performance, green building projects across the United States and abroad.
National Slag Association (NSA) Building-Related Case Studies The NSA website provides several cases studies on the beneficial use applications for slag under the “Research/Library” tab.
- Flatwork Concrete that Can Withstand Michigan’s Temperature Ups and Downs (PDF) (2 pp, 67K) A case study on one contractor’s success with using blast furnace slag aggregate in outdoor flatwork concrete such as sidewalks, driveways, and patios for residential areas.
- Since 1774 slag has been mixing it up with cement. So what’s new? (PDF) (2 pp, 54K) A case study on Texas Industries, Inc. and Chaparral Steel’s patented steel slag process that increases the output of cement. This patented process helped meet the cement demands during the nationwide housing boom.
- Blast Furnace Slag Weighs In at Detroit Metro Airport’s New Parking Garage (PDF) (2 pp, 94K)
FIRST Building-Related Case Studies The Foundry Industry Starts Recycling Today (FIRST) web site provides several case studies on the beneficial use applications for spent foundry sand under the “Technical Applications” tab. The initial case studies were developed for FIRST under a grant from U.S. EPA Region 5. Registered users of the foundryrecycling.org Web site can download these case studies. Registration is free.
- Foundry Sand in Residential Home Construction - A case study on the use of foundry sand as structural fill for residential construction.
- The City of Reedsburg Industrial Park - A case study on the use of spent foundry sand as structural fill for 35 acres of an industrial park.
Roadways and Other Infrastructures
Fly Ash Sub-Grade Stabilization and PPC Optimization, Washburn Municipal Airport (PDF) (1 pp, 67K)
This C2P2 case study presents the use of fly ash as a subgrade stabilization layer in the construction of a paved runway.
Fly Ash Concrete Design for Chicago's 100-Year Road Structure (PDF) (2 pp, 154K)
This C2P2 case study presents the performance benefits of using fly ash in a concrete roadway to increase the roadway’s service life.
Fly Ash for Highway Construction and Site Development (PDF) (20 pp, 1.1MB)
This C2P2 case study presents six state demonstration projects on the use of fly ash in various aspects of roadway construction.
Full Depth Reclamation [FDR] - A Rehabilitation Option for Deteriorated Hot Mix Asphalt [HMA] Pavements (PDF) (6 pp, 112K)
This C2P2 case study presents the use of Class F fly ash, as an additive, to enhance the strength of an existing pavement for recycling.
Fly Ash in California's Olivenhain Dam (PDF) (2 pp, 143K)
This C2P2 case study presents the use of fly ash to construct the Olivenhain Dam.
Coal Fly Ash Used on Ohio Full Depth Reclamation [FDR] Projects
Demonstrates the effective use of Class F fly ash in combination with lime or lime kiln dust in the FDR of roadways.
Report on Use of Recycled Foundry Sand in the Cleveland Area (PDF) (6 pp, 112K)
An Federal Highway Administration (FHWA) report conducting a review of the uses of foundry sand in roadway construction around the Cleveland, Ohio area.
Department of Defense Paving Materials Highlight Environmental Attributes
An Environmentally Preferable Purchasing case study successfully used recycled content products, such as asphalt and concrete.
Indiana Department of Transportation Case Studies
- Case Study #1-6 (PDF) (8 pp, 88KB)
- Use of Bottom Ash in an Embankment by InDOT
- Use of a Mixture of Bottom Ash and Fly Ash in an Embankment by InDOT
- Use of a Mixture of Fly Ash and Bottom Ash in an Embakment by InDOT
- Use of Foundry Sand in an Embankment by InDOT
- Use of Shredded Tires in an Embankment by InDOT
- Use of Crushed Glass as Backfill by InDOT
- Case Study #7: Use of Fly Ash in Embankments by Indiana Department of Transportation (PDF) (5 pp, 218KB)
- Indiana Department of Transportation Beneficial Use Case Study Documentation (PDF) (18 pp, 1.3MB)
Wisconsin Department of Transportation Case Studies
- Case Studies #1-2 (PDF) (5 pp, 50KB)
- Use of Fly Ash in an Embankment by Wisconsin Department of Transportation
- Use of Fly Ash to Stabilize Soils by Wisconsin Department of Transportation
- Wisconsin Department of Transportation FLYASH Stabilization (PDF) (41 pp, 5.9MB)
FIRST Roadway-Related Case Studies The Foundry Industry Starts Recycling Today (FIRST) website provides several case studies on the beneficial use applications for spent foundry sand under the “Technical Applications” tab. The initial case studies were developed for FIRST under a grant from U.S. EPA Region 5. Registered users of the foundryrecycling.org Web site can download these case studies. Registration is free.
- Foundry Sand as an Asphalt Pavement Ingredient - A case study on the use of foundry sand in asphalt pavement for a high performance test track.
- Foundry Sand as Structural Fill and Road Base - A case study on the use of aluminum foundry sand for local construction projects.
- Foundry Sand as Sub Base for an Airport Runway - A case study using foundry green sand as a subbase for a commercial airport runway.
- Foundry Sand for Roadbase and Manufactured Soil - A case study on reclamation of a Pennsylvania coal mine using foundry sand.
- A Resource Recovery Cooperative - A case study of a foundry-owned cooperative in Michigan that processes sand from multiple foundries for use in asphalt paving, landfill liners, and soils.
National Slag Association (NSA) Roadway-Related Case Studies The NSA website provides several cases studies on the beneficial use applications for slag under the “Research/Library” tab.
- Sudden Stops and Starts Don’t Bother the Illinois Tollway Plazas Anymore (PDF) (2 pp, 66K)
- Largest Stone Matrix Asphalt Project in USA Spans 6 lanes for 8 Miles (PDF) (2 pp, 68K)
- NASCAR Drivers Know a Smooth Surface Starts with a Strong Foundation (PDF) (2 pp, 123K)
- Slag Fills Six Miles of Two New Concrete Lanes on Busy I-65 in Hobart, Indiana (PDF) (2 pp, 239K)
- Once Again Slag Proves “Less is More” on Michigan’s M-63 in Benton Harbor (PDF) (2 pp, 171K)
- I-70 through Colorado’s Glenwood Canyon (PDF) (2 pp, 85K)
- Lightweight Slag – the Product of Choice for Highway 17 in Renfrew, Ontario (PDF) (2 pp, 81K)
- Air Cooled Blast Furnace Slag is Major Component of NCAT Test Track Research (PDF) (2 pp, 172K)
- “Whitetopping” Thin Concrete Overlays Use Blast Furnace Slag in Wayne County, Michigan (PDF) (2 pp, 90K)
Kukkia Circlet Environmentally Friendly System to Renovate Secondary Roads A research and demonstration project in Finland on the use of boiler ash and wastewater residual solids from pulp and paper mills in improving unpaved roads.
Agricultural and Horticultural Uses
FIRST Agricultural-Related Case Studies The Foundry Industry Starts Recycling Today (FIRST) website provides several case studies on the beneficial use applications for spent foundry sand under the “Technical Applications” tab. The initial case studies were developed for FIRST under a grant from U.S. EPA Region 5. Registered users of the foundryrecycling.org Web site can download these case studies. Registration is free.
- Foundry Sand for Manufactured Soil and Roadbase - A case study on reclamation of a Pennsylvania coal mine using foundry sand.
- Resource Recovery Cooperative - A case study of a foundry-owned cooperative in Michigan that processes sand from multiple foundries for use in soils, asphalt paving, and landfill liners.
National Slag Association (NSA) Agricultural-Related Case Studies The NSA website provides several cases studies on the beneficial use applications for slag under the “Research/Library” tab.
