Reclaimed asphalt pavement (RAP) has rapidly become a dependable means of resurrecting roadways in the state of California. As Greg Kelley, assistant deputy director for the Geotechnical and Materials Engineering Division of Los Angeles County, told ROADS & BRIDGES, “Every agency should consider the existing pavement materials including asphalt, base and soil as a potential… Read more »
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PRS Utilizes Cold Central Plant Recycling for the City of Glendale
If you have spent any time in Glendale, you know just how busy Central Avenue can be. It is a four-lane major arterial street running through the business district that maintains an average daily traffic volume of 43,000 vehicles per day. When a slightly more than one-mile strip of roadway like this needs to be… Read more »
Cold In-Place Recycling (CIR) Del Amo Boulevard Project
The Los Angeles County Department of Public Works is committed to preserving and improving the overall quality of local streets and road system in a cost effective and environmentally friendly way. The Del Amo Boulevard project is just one example of how Public Works has embraced this commitment. Public Works has encompassed a greener, cost-effective… Read more »
The Green Build At San Diego International Airport
On the northeast edge of San Diego International Airport, years of heavy truck and air cargo deliveries had taken their toll on the West Washington Street roadway. So as part of the Green Build project, the San Diego County Regional Airport Authority hired a soil engineering consultant to analyze the weakened roadbed. That firm, Kleinfelder… Read more »
Natural preservation: Los Angeles County uses cold in-place recycling to repair national forest highway
All roads lead to somewhere—even if they appear to be in the middle of nowhere. Such is the case with the Angeles Forest Highway, which winds 25 miles through the Angeles National Forest north of Los Angeles. Mountainous and forested, the region is a popular spot for motorcycles, sports cars and other sports enthusiasts. View/Download… Read more »
“Micro Milling”: The Finer Side of Milling meets Pavement Preservation
Micro milling is providing an innovative way for contractors and agencies to rehabilitate asphalt pavements. Micro-milling uses a milling drum with more teeth and a tighter lacing pattern to create a smoother surface than the traditional milling process. This smoother surface can be opened to traffic with no further treatment. Micro-milling also provides a better… Read more »
Los Angeles County “Green Value Engineering” with the PRSI team
H&H Construction of Highland, CA is the general contractor on the 50th Street West storm drain project in the community of Quartz Hill outside of Palmdale, CA. The multiple-phased project entails installation of storm drain pipeline down the center of the 25 year old roadway and repaving for the length of the project. View/Download PDF
TLG Paving Company and Pavement Recycling Systems on the Boeing Lot C Project
Traditionally, the City of Palm Desert has repaired failing sections of asphalt TLG Paving Company was recently awarded the contract for the Boeing Parking Lot C Project in Huntington Beach, California. The job began in November of 2011 and was recently completed on January 18, 2012. Boeing is the world’s leading aerospace company and the… Read more »
City of Palm Desert Utilizes Cold Central Plant Asphalt Recycling on Citywide Resurfacing
Traditionally, the City of Palm Desert has repaired failing sections of asphalt pavement with localized repairs and a thin 1.5″ – 2″ hot mix overlay. On some streets the City used paving fabric. Although this method kept roads drivable and costs at bay for a period of time, it became apparent that the 30 to… Read more »
Reclamation Project Provides Positive Results, and Convinces Skeptics Wary of Trying New Process
Recently the City of Chula Vista specified Full Depth Reclamation (FDR) for their 2nd Ave. street reconstruction project. This was the city’s first time in implementing one of the cost effective, non-proprietary recycling processes for asphalt pavements. Jose Gomez the engineer in charge of paving for the city, did his homework on the process, and… Read more »
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