Research Papers
Greenroads: Version 1.0 of rating system for roadway design, construction released
February 18, 2010
The University of Wisconsin and CH2M Hill have jointly released a sustainability performance metric, or "rating system," for roadway design and construction.
The Greenroads system was unveiled at the ...
White Paper — Recovery Act Transportation Investments: Delivering Real-world Results
February 17, 2010
The Transportation Construction Coalition (TCC), co-chaired by American Road and Transportation Builders Association (ARTBA) and the Associated General Contractor of America (AGC), today released the white paper, ...
Federal Report Evaluates Condition & Performance of Nation’s Transportation System
February 08, 2010
Spending by all levels of government on the nation's highways and transit lines has increased substantially in recent years but steep increases in construction costs have eroded the purchasing power ...
FMI releases special report on contractor strategies
January 28, 2010
Construction management consulting and investment firm FMI has released, 2010 Special Report: Contractor Strategy, Emerging From the Perfect Storm, a report that details and analyzes the responses to the company's Nonresidential Construction Index (NRCI) concerning ...
U.S. DOT releases update to Manual on Uniform Traffic Control Devices
December 17, 2009
U.S. Transportation Secretary Ray LaHood on Dec. 16 released a comprehensive update to the Manual on Uniform Traffic Control Devices (MUTCD). The manual, which has been administered by the Federal ...
Be part of the survey: The National Scan of Best Practices for Chemical Treatments on Unpaved Roads
December 08, 2009
Montana State University's Western Transportation Institute (WTI) Road Ecology Program Area is conducting a survey as part of The National Scan of Best Practices for Chemical Treatments on Unpaved Roads ...
Rolling Patterns to Achieve Density and Production
November 17, 2009
by Dale Starry, director, Strategic Technologies, Volvo Construction Equipment
A productive paving project is well choreographed. The four primary elements — plant output, transportation, laydown and compaction — are carefully balanced ...
Proper Placement of Breakdown Compactors
November 17, 2009
by Dale Starry, director of strategic technologies, Volvo Construction Equipment
There is debate about how closely behind the paver the breakdown compactor should roll during hot-mix asphalt (HMA) laydown.
Some industry experts ...
U.S. demand for asphalt to approach 31 million tons in 2013
November 09, 2009
U.S. consumption of asphalt products is projected to increase 1.7 percent annually to 30.8 million tons in 2013, according to the report, Asphalt, recently released by The Freedonia Group.
This is ...
Failing Culverts — Solution Options with special attention to the option of tunneling
November 07, 2009
Since corrugated metal pipe (CMP) was first introduced for culvert applications, untold miles of CMP have been installed across the country.
These original (and more recent) culvert installations are now failing ...
U.S. Geological Survey Report: Glacial Aquifer System, Northern United States
October 01, 2009
Abstract (from http://pubs.usgs.gov/sir/2009/5086/)
A study of chloride in groundwater and surface water (Groundwater and Surface Water in Areas Underlain by the Glacial Aquifer System, Northern ...
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