Can You Drill Glulam Beams

As such, glulam beams are generally designed for and used in applications where they will be highly stressed under design loads. … Because of this, any drilling, dapping or notching that takes place in these outermost tension laminations has effects on the strength and serviceability of the beam.

Can you drill through engineered beams?

Engineered lumber of walls and rim joists. … The hole cannot be larger than one-third the depth of the joist, so the maximum hole size for a 2×12 joist (actual size 1-1/2 x 11-1/4 in.) is 3-3/4 in. diameter—plenty big enough for running cable! You can drill the holes anywhere along the length of the joist (first photo).

Can you drill LVL beam?

Laminated veneer lumber (LVL) and glue-laminated timber (glulam) products are used in applications where they will be highly stressed under design loads. Drilling or notching LVL and glulam must typically be avoided.