Articles in this Issue
Maturity Meters: A Concrete Success
To speed up the reconstruction of the collapsed Interstate 40 bridge
in eastern Oklahoma this past summer, one of the technologies that the
Oklahoma Department of Transportation and contractor Gilbert Central
Corporation relied upon was the concrete maturity meter.
A New Approach to Highway Design
Think of it as highway design with a twist. For States practicing context
sensitive design (CAD), the goals of ensuring safety and mobility when
designing and building a road are enhanced by the aim to preserve environmental,
community, scenic, and historic resources.
A Hydraulics How To
Technologies and techniques for designing highways that cross or encroach
on rivers is the subject of a new National Highway Institute (NHI) course,
"River Engineering for Highway Encroachments" (No. 135010).
Foamed RAP Makes the Grade in Louisiana
Nearly 30 million tons of reclaimed asphalt pavement (RAP) are recycled
into hot-mix asphalt pavements each year, saving taxpayers more than
$300 million annually. The Louisiana Transportation Research Center
recently experimented with an alternative use for RAP that holds the
promise of pushing those numbers even higher.
Winners of LTPP Data Analysis Contest Announced
From facilitating the design process for new and rehabilitated pavements
to teaching pavement analysis and design, the many resources of the
Long Term Pavement Performance (LTPP) database were put to valuable
use by participants in the Third International Contest on LTPP Data
Analysis.
Excellence in Highway Design 2002 — Award Winners
Since 1968, hundreds of outstanding examples of highways, bridges, pedestrian
facilities, roadside facilities, and other facets of roadway design
have been showcased in what was first known as "The Highway and
its Environment" competition and is now the "Excellence in
Highway Design" awards program. The 2002 honorees described here
range from spectacular forest highways to historical bridges to modern
intelligent transportation systems.
Calendar
Back to top
..................................................
