§ 323.109. Building construction adjacent to bridges and elevated highways.

No highway bridge or elevated highway structure shall be constructed over or adjacent to an existing building or an existing structure nor shall a building or structure be constructed under or adjacent to an existing highway bridge or elevated highway structure, unless the following requirements are met:

(a)

Highway bridges or elevated highway structures shall not be built over existing buildings or structures unless the buildings or structures are of fire-resistive construction and are not used as a high hazard or industrial occupancy.

(b)

Buildings or structures shall not be built under or within thirty feet, measured horizontally, of the vertical projection of an existing highway bridge or elevated highway structure unless the buildings or structures are of fire-resistive construction and are not used as a high hazard or industrial occupancy.

(c)

There shall be a clearance of not less than four feet, measured horizontally, between any part of the superstructure of a highway bridge or elevated highway structure and any part of a building or structure and ten feet between any part of the substructure, supporting columns or pier of a highway bridge or elevated highway structure and any part of a building or structure.

(d)

There shall be a vertical clearance of not less than fifteen feet between the underside of a highway bridge or elevated highway structure and any portion of a building or structure under or within four feet of the vertical projection of a highway bridge or elevated highway structure.

(Ord. 88-792-455, § 1)