- 産業: Government; Transportation
- Number of terms: 1862
- Number of blossaries: 0
- Company Profile:
Iowa Department of Transportation (DOT) is the state agency responsible for the organization, construction, and maintenance of the of Iowa's highway system. Located in Ames, Iowa DOT is also responsible for licensing drivers and programming and planning for aviation, rail, and public transit.
On plate girders, structural steel shapes, such as an angle, are attached to the web to add intermediate strength.
Industry:Construction
A steel cylinder intended to provide longitudinal movements by rolling contact.
Industry:Construction
Concrete poured within formwork on site to create a structural element in its final position.
Industry:Construction
A row of driven or placed piles with a pile cap to hold them in their correct positions.
Industry:Construction
A negative reaction or a force tending to lift a beam, truss, pile, or any other bridge element upwards.
Industry:Construction
Self-induced harmonic motion. A self-excited aerodynamic instability that can grow to very large amplitudes of vibrations.
Industry:Construction
Permanent deformation that a metal piece takes when it is stressed beyond the elastic limit.
Industry:Construction
A bridge in which the deck moves to clear a navigation channel; a swing bridge has a deck that rotates around a center point; a drawbridge has a deck that can be raised and lowered; a bascule bridge deck is raised with counterweights like a drawbridge; and the deck of a lift bridge is raised vertically like a massive elevator.
Industry:Construction
