Concrete Underpinning required to support existing foundations and allow for installation of proposed
Elevator at 1731 Connecticut Ave NW, Washington
DC Department of Buildings permit B2604872: issued Jun 24, 2026 for elevator work at 1731 Connecticut Ave NW. Concrete Underpinning required to support existing foundations and allow for installation of proposed foundations for walls and elevator pit. All other work besides concrete underpinning for this project is by others including demolition and excavation.
- Permit number
- B2604872
- Issued
- Type of work
- Elevator
- Status
- Issued
- Reported cost
- Not listed
- ZIP code
- 20009
- City's category
- Construction, alteration and repair
- City's status
- Permit issued
- Source
- DC Department of Buildings permit data (this record)
Type of work and status are our own standard labels, so permits compare across cities. The city's wording is in the "City's category" and "City's status" rows. We show costs under $100 as not listed, because filers often enter $0 or $1 when the city doesn't require a cost.
All permits at 1731 Connecticut Ave NW, and what's permitted nearby
DC Department of Buildings updated its data Oct 5, 2026. We checked it Oct 5, 22:47 UTC. See the city's official records (CC BY 4.0).
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