Prior to pouring the stem walls, you must call for a stem inspection. Have the contractor set up the height of the stem walls for our inspector’s site visit. This should happen after the initial site plan has been approved. Call our inspection line at 602-506-3629. Inspections for the next day need to be called in prior to 2:30 p.m. (This is an automated system). You can also request an inspection online.request an inspection online.