ORTHOTROPIC 

BRIDGE 

CONFERENCE


Orthotropic Definitions

 

BRIDGE

A term used by lay people to describe normally a card game involving 4 players. A term used by engineers to describe a structure that spans 3 or more feet and exposed to outdoor elements.

 

ORTHOTROPIC

Orthogonally anisotropic = two different properties at 90 degrees. (It is used by scientists to also describe plants and rocks.) When used by a structural engineer, a specialty field of Civl Engineering, which means two different structural properties at 90 degrees.

 

ORTHOTROPIC ANALYSIS

A three dimensional analysis on any type of deck system—wood, concrete or steel. Also combination systems.

 

ORTHOTROPIC BRIDGE

A term used by American, British and Canadian engineers when the deck is solid steel plate. Deck plate is used as top flange of main girder system. Deck plate is used as top flange of transverse floor beam system. Deck plate is used as top flange of deck ribs.

 

RIB

A term used by lay people to describe normally SOMETHING they eat. A term used by engineers to describe another piece of steel welded to the deck plate.

 

STEEL DECK BRIDGE

A term used by lay people to describe normally a bridge using "steel bridge grating." This term is very commonly used by web sites created by lay people, since it's clear that the bridge cannot be concrete deck.

 

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