This chapter 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 located thereon, or to incidental results of work done thereon or therein upon permit from or by authority of the borough.
(1980 Code, Ch. 6, Part 1, § 10) (Ord. 995, passed 1-21-1974, § 5)