Section 609.3 is amended to read as follows:

609.3 No water piping shall be installed within a concrete slab or in the ground under a concrete slab of a building.

Exceptions:

1. If required by structural conditions, water piping may be installed in chases, sleeves or ducts with the prior approval of the administrative authority. All piping shall be chased, sleeved or ducted the entire length within a concrete slab or in the ground under a concrete slab of a building. Chases, sleeves or ducts shall extend six (6) inches above grade at both ends.

2. Water piping for swimming pools and/or spas.