When.com Web Search

Search results

1. Results From The WOW.Com Content Network

2. Mike O'Callaghan–Pat Tillman Memorial Bridge - Wikipedia

   en.wikipedia.org/wiki/Mike_O'Callaghan–Pat...

   The temporary cable stays were removed, leaving the arch self-supporting. By December, all eight of the vertical piers on the arch had been set and capped, and at the end of the month the first two of thirty-six 50-short-ton (45 t) steel girders had been set into place. [20] The nearly complete bridge seen from a helicopter in February 2010

3. Suspension bridge - Wikipedia

   en.wikipedia.org/wiki/Suspension_bridge

   The first wire-cable suspension bridge was the Spider Bridge at Falls of Schuylkill (1816), a modest and temporary footbridge built following the collapse of James Finley's nearby Chain Bridge at Falls of Schuylkill (1808). The footbridge's span was 124 m, although its deck was only 0.45 m wide.

4. Tunnel construction - Wikipedia

   en.wikipedia.org/wiki/Tunnel_construction

   Tunnel Construction. Tunnels are dug in types of materials varying from soft clay to hard rock. The method of tunnel construction depends on such factors as the ground conditions, the ground water conditions, the length and diameter of the tunnel drive, the depth of the tunnel, the logistics of supporting the tunnel excavation, the final use and shape of the tunnel and appropriate risk management.

5. Powerlock - Wikipedia

   en.wikipedia.org/wiki/Powerlock

   Powerlock is a range of single-pole electrical connectors used for temporary high-current, low-voltage (up to 1000 V AC) applications, [2] similar to but considered safer than camlock connectors. Originally developed by Litton Veam in the mid-1990s, VEAM Powerlock is now a brand of ITT Cannon. Compatible versions are also available from other ...

6. Cable-stayed bridge - Wikipedia

   en.wikipedia.org/wiki/Cable-stayed_bridge

   Cable-stayed bridges with more than three spans involve significantly more challenging designs than do 2-span or 3-span structures. In a 2-span or 3-span cable-stayed bridge, the loads from the main spans are normally anchored back near the end abutments by stays in the end spans. For more spans, this is not the case and the bridge structure is ...

7. Tough rubber-sheathed cable - Wikipedia

   en.wikipedia.org/wiki/Tough_rubber-sheathed_cable

   A typical rubber sheath cable. The conductors are actually copper but are coated and look silver. Cross section. Note the solid core center earth wire and multi strand power wires. Tough rubber-sheathed cable is a type of cable which normally consists of a black outer sheath of rubber with several conductors inside. The rubber provides an ...