wood worm

Hi, I've a garage that's in a block separate to the house. It's a flat roof and I've noticed woodworm in one of the beams. Upon looking, it appears to be in at least one other beam (2 affected, 2 not affected) and has likely been there a while (some of the beams look reinforced with other bits...

Hi everyone, After recently purchasing our property, I've found some patches woodworm holes in the main roof joists. They are mainly at the upper half of two joists and from what I can tell they don't seem to be active. I've attached the photos below and would appreciate any advice given. Thanks