3002.9 Plumbing and mechanical systems.
BC § 3002.9
Plumbing and mechanical systems shall not be located in an elevator hoistway enclosure. Exceptions: 1. Floor drains, sumps and sump pumps shall be permitted at the base of the hoistway enclosure provided they are indirectly connected to the plumbing system.
2.Sprinklers shall be permitted when otherwise required.













