# Truss (Trellis Girder)

> Glossary term · [DutchGreenhouses glossary](/glossary.md)

A truss is the lattice girder spanning between columns, and it is an assembly rather than a single member: upper and lower chords, tension and compression diagonals, end pieces and connection plates. It carries the roof, crop wires and screen installations.

## See also
https://en.wikipedia.org/wiki/Truss