City of Baltimore
Baltimore City Code

§ 12-2. Digging up streets.

Whenever the Department of Public Works, or any of its agents or workmen, shall take up any part of the pavement or dig up any part of the streets, lanes, or alleys of the City of Baltimore for the purpose of laying or repairing the pipes for conducting the water through the City or into the houses or lots of the citizens, it shall proceed without delay to put down or repair the pipes, as the case may be, and immediately thereafter fill in the earth or otherwise secure the place so dug up from becoming a nuisance or endangering persons using the streets, lanes, and alleys.