Department of Design and Construction (DDC) Services and Projects

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The NYC Department of Design and Construction (DDC) designs, renovates, and builds public buildings and structures in New York City. It also works to improve City infrastructure. Projects led by the DDC are indicated by a sign at the construction site.

You can get general information about DDC services, including: 

  • Payments
  • Design
  • Services
  • Consultants
  • Administration
  • Public relations
  • Technology
  • Policy

Online

Email the Department of Design and Construction.

By Phone

Call 311 for assistance.

    You can get information or make a complaint about a construction project that is being managed by the DDC.

    DDC projects include:

    • Water main construction
    • Correctional and court facilities
    • Cultural institutions
    • Libraries
    • Schools
    • Other public buildings

      Online

      Learn general information about a DDC construction project.

      Email DDC staff questions or comments.

      By Phone

      Call 311 for assistance.

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