open-web

[o-puh n-web]

adjective (of a metal joist or girder)

having a web of zigzag or crisscross lacing.

Origin of open-web

First recorded in 1870–75

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for open-web

Historical Examples of open-web

By an open-web girder, the speaker means a girder which has a lower and upper chord connected by verticals.
Some Mooted Questions in Reinforced Concrete Design
Edward Godfrey