It shall be unlawful for any person to make, or to cause, or to permit to be made, any excavation in or under the surface of the roadway of any public street in the City and County of San Francisco for the purpose of constructing, reconstructing or repairing any side sewer or drain therein, or to construct in or under the roadway of any public street any such side sewer or drain or to connect the same with any public sewer or to reconstruct or repair any such side sewer or drain heretofore constructed in or under the roadway of any public street and connected with the public sewer, without first obtaining the following two permits:
(a) A special street opening permit from the Bureau of Engineering of the Department of Public Works, which permit will be issued only upon the filing of an excavation bond to guarantee the maintenance of the trench area, and the payment of a deposit from which inspection expenses will be drawn;
(b) A side sewer permit from the Central Permit Bureau.
Nothing in this Section or in the Section next following shall limit the operations under a contract let by the Department of Public Works for work in a public street or easement or under a contract for such work which is supervised by that department.
(Amended by Ord. 180-72, App. 7/5/72)