Definition of relieving arch : an arch built over a lintel to relieve or distribute the weight of the wall above. — called also discharging arch.

Can you run plumbing through a footing?

Any pipe that passes under a footing or through a foundation wall shall be provided with a relieving arch, or a pipe sleeve pipe shall be built into the foundation wall. The sleeve shall be two pipe sizes greater than the pipe passing through the wall.

Can I pour concrete over PVC pipe?

Pour the mixed concrete around the PVC pipe, using a large, metal funnel or a spade. … Pack the layer directly underneath the PVC pipe; it should be packed tight to create a solid, firm foundation and to prevent cracking during temperature fluctuations. Always aim for a complete seal around the PVC pipe.