Rock Carvings and Inscriptions Along the Karakorum Highway
After the construction of the Karakorum Highway, thousands of petroglyphs were discovered. Includes: an introduction, publications, bibliography, images, and links.
http://www.rzuser.uni-heidelberg.de/~u71/kara/welcome.html

Agate Construction Co., Inc
Since 1981, Agate Construction has been a heavy highway and marine contractor in Southern New Jersey, completing $35M of work annually for federal, state, municipal and private owners.
http://www.agateconstruction.net/

Application of Geophysical Methods to Highway Related Problems
Provides highway engineers with a basic knowledge of geophysics and nondestructive test (NDT) methods for solving specific engineering problems during geotechnical site investigation, construction, and maintenance of highways.
http://www.cflhd.gov/agm/index.htm

Highway Construction Inspection Ontario
Provides construction contract administration and construction inspection services to predominently public sector clients on capital transportation projects in Ontario, Canada.
http://www.hcio.com

The Construction Link, Inc. - Construction Estimating Software Solutions
Heavy Construction Software for Estimating, Bidding, Time Sheets, Billing, and Quick Job Cost for Heavy Highway, Bridge, Utility, Sitework, Civil, Environmental and more...
http://www.tcli.com

American Civil Constructors
American Civil Constructors offers a range of services including bridge and highway construction, water and waste water facilities, heavy landscape construction and infrastructure rehabilitation. We have a strong commitment to quality and value sustained by our strategic merger and acquisition program.
http://www.acconstructors.com/

Peirce Engineering, Inc.
A civil, construction engineering firm providing engineering services for highway, building, utility, and marine construction. Located in Collegeville, Pennsylvania.
http://home.comcast.net/~peirceengineering/wsb/html/view.cgi-home.html-.html

Quixote Corporation
Manufactures impact-absorbing highway and truck-mounted crash cushions, vehicle arresting systems, and related highway safety products, including highway advisory radio systems to inform motorists of accidents and traffic delays. (Nasdaq: QUIX).
http://www.quixotecorp.com/

Highway Safety Systems Ltd.
Supply reflective and anti-corrosion treatments for highway safety barriers. Also supply highway measuring systems and preformed road markings. Features product overviews and photographs.
http://www.highwaysafety.co.uk/

Barrier Systems, Inc.
Barrier Systems, Inc. is the world-wide manufacturer of moveable barrier technology, a low-cost solution for adding capacity, reducing congestion, and improving safety. We also produce crash cushions and barrier specialties approved to NCHRP 350.
http://www.barriersystemsinc.com