This subchapter shall not apply to normal activities in connection with the construction, maintenance, and repair of streets, alleys, sidewalks, and public grounds, and the structures and fixtures thereon or therein, or incidental results of work done thereon or therein upon permit from or by authority of the borough.
(Prior Code, Ch. 21, Pt. 3, § 302) (Ord. 324, passed 6-4-1973)