Articles in this Issue

Recycled Concrete Study Identifies Current Uses, Best Practices
The Federal Highway Administration’s (FHWA) Pavement Recycling Team recently completed a year-long review of recycled concrete aggregate (RCA) state-of-the-practice use by five State transportation departments.

Recycled Plastic Soil Nails Provide Boost to Missouri Slope Stabilization Project
A popular technique for stabilizing new embankments or strengthening older slopes is soil nailing, which reinforces the earth slopes with arrays of slender pins driven or drilled into the soil. The pins support tensile loads and create a stronger soil mass overall. In an ongoing project, the Recycled Materials Resource Center (RMRC) at the University of New Hampshire is working with the Missouri Department of Transportation (MoDOT) and the University of Missouri–Columbia (UMC) to evaluate pins made from recycled plastics as a replacement for traditional pins made with steel and grout.

Fly Ash Finds Multiple Uses in Highway Construction
Now available from the Federal Highway Administration (FHWA) is the fourth edition of Fly Ash Facts for Highway Engineers (Publication No. FHWA-IF-03-019).

National Work Zone Awareness Week 2004: Drive for Safety
How would you like it if someone drove through your office? The Federal Highway Administration (FHWA), American Traffic Safety Services Association (ATSSA), American Association of State Highway and Transportation Officials, and other partners will kick off National Work Zone Awareness Week (NWZAW) on April 6 by asking that question at a media event in Springfield, Virginia.

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