Bridge is term which can refer to:
1. The room from which a ship is controlled. On a smaller boat this is usually not a room, is outside, and is known as a cockpit.
2. A man made structure crossing a body of water, usually for the use of automobiles or train. A boat intending to pass under a bridge needs to make sure it has sufficient vertical clearance unless it is a swinging bridge or a drawbridge.
"Bridge" is in the NAICS Code "237310"
(Highway, Street, and Bridge ConstructionCauseway construction)
"Bridge" is in the UNSPSC Code "20121102"