tie beam

noun

1. a horizontal timber or the like for connecting two structural members to keep them from spreading apart, as a beam connecting the feet of two principal rafters in a roof truss.

tie beam

noun

1. a horizontal beam that serves to prevent two other structural members from separating, esp one that connects two corresponding rafters in a roof or roof truss

Word History and Origins

Origin of tie beam¹

First recorded in 1815–25

Example Sentences

It is a plain, low room with a low-pitched tie-beam roof of oak.

From Project Gutenberg

The 'king-post' reached from the centre of the tie-beam to the point of the roof.

From Project Gutenberg

A tie-beam of the chancel roof bears a date of ten years later.

From Project Gutenberg

In fact the tie beam itself was the feature on which the architect depended to make the greatest effect by elaborating it.

From Project Gutenberg

The cross tie beam (G) completes the span, and a little study will show the complete interdependence of one piece upon the other.

From Project Gutenberg