A plumbing permit was filed for a residential property located at 19 Mansfield Street. This indicates the owner intends to make changes to the plumbing system, which could involve installing or repairing pipes, fixtures, or drainage systems.

The permit number is BLDP170941, and the applicant is not specified. The work scope involves residential plumbing, though no detailed description was provided.

The next step is for the applicant to complete the work and submit proof of completion to the local building department. Once approved, the project can proceed.