shoring
In French: étançonnement
Definition
A structure that holds trench walls so they cannot collapse on workers: a rented trench box or shoring designed by an engineer.
Also called
- trench box (one type of shoring)
Other names in French
- blindage
Sources
The safety code requires shoring built to an engineer's plans and extending 300 mm above the edge. (art. 3.15.3)
Code de sécurité pour les travaux de construction, RLRQ c. S-2.1, r. 4 · Gouvernement du Québec (LégisQuébec)