A road is a thoroughfare, route, or way on land between two places that has been paved or otherwise improved to allow travel by foot or some form of conveyance, including a motor vehicle, cart, bicycle, or horse.
A tunnel is an underground passageway, dug through the surrounding soil/earth/rock and enclosed except for entrance and exit, commonly at each end. A pipeline is not a tunnel, though some recent tunnels have used immersed tube construction techniques rather than traditional tunnel boring methods.
You are here: Front page; Technologies; New road construction; Every road leads to a different destination. The construction of a new road – whether from asphalt or concrete – requires the production of an excellently bonded pavement structure, beginning with a stable base layer and going all the way to a precisely levelled surface course.
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Recent Monitoring Projects. In recent years we have completed monitoring works for Crossrail on C430 Farringdon Advance Works and C410 Bond Street / Tottenham Court Road SCL Tunnel Monitoring.
X-LITE End Terminal REDIRECTIVE, GATING NCHRP 350 TL-3 END TERMINAL. The Redirective, Gating, X-LITE Guardrail End Terminal features excellent impact performance.
CALIFORNIA Los Angeles. Crenshaw/LAX / Walsh/Shea Corridor Constructors This $1.278 billion project for the Los Angeles Metropolitan Transportation Authority (Metro), being built by a joint venture of Walsh and Shea, is an 8.5-mile light-rail line that will run between the Expo Line on Exposition Boulevard and the Metro Green Line.
ArmorGuard Gate SAFELY SHIELDS MEDIAN OPENINGS. The ArmorGuard Steel Barrier Gate is a heavily reinforced gate designed for emergency openings, contraflow applications and workzone access.
Free Construction Glossary and Home Building Terms. · General contractor - responsible for the execution, supervision and overall coordination of a project and may also perform some of the individual construction tasks.
The Saddlemen family of motorcycle bags and luggage offer an array of features. Seat, Tail & Tunnel Mounted Bags mount easily to your motorcycle.
KAMY series of Roadheaders offers the best cutting performance in a wide range of rock formations. Equipped with geometrically optimized transverse or longitudinal cutter heads, these flexible machines can be used to excavate subway tunnels, road tunnels, railway tunnels and water tunnels without using explosives.