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POL Government Elected Officials Auditor Griffin-Valade Charter, Code & Policies City Code & Charter Online Code & Charter Title 29 Property Mainten Chapter 29.35 Maintenance Requirements for the Exterior of Non-Residential Structures.
29.35.030 Roofs.

The roof shall be maintained structurally sound, and have no exterior defects which might admit rain.  Storm water shall be channeled in an approved manner to an approved point of disposal.