§ 17.36.090. Blasting—Permits—Pre-blasting survey—Required—Requirements.

A.

Permitted Surveyors. For all permits issued for blasting (rock excavation) in the city, a pre-blast survey must be made by the contractor or by an approved firm in this kind of work and satisfactory to the contractor's insurance company.

B.

Requirements.

1.

Approval. The pre-blast survey will include a survey of the interior and exterior of existing buildings and stone walls adjacent to the project as specified herein, before any excavation or blasting is done. Written approval must be secured from the fire chief, city engineer and director of inspections serving as the committee on blasting.

2.

Adjacent Area. The adjacent area requiring the pre-blast survey is specified as all buildings and stone walls within a radius of three hundred fifty feet from said blast.

3.

Structural Defects. The survey shall record all visible structural defects such as cracks, settlement and lines out of plumb.

(Ord. 97-337 § 6 (part); Ord. 1988-236 (part): prior code Ch. 24, § 87 (part))