I think one contributing factor for this rigid PVC conduit being snapped apart was the lack of an expansion fitting on this conduit run. Section 352.44 requires expansion fittings to be installed ...

In the Utility Solutions Guide, learn more about fiberglass electrical conduit, elbows, utility risers and interference gasket conduit.

Ours is the most advanced production facility for manufacturing rigid fiberglass conduit in North America ... Beginning its production of epoxy fiberglass conduit and fittings in 1988, conduit ...