CFA / H Application to Amend Previously Issued Permit B2504197
Alteration or repair at 3700 O St NW, Washington
DC Department of Buildings permit B2601608: issued May 26, 2026 for alteration or repair work at 3700 O St NW. CFA / H Application to Amend Previously Issued Permit B2504197. Provide structural evaluation and reinforcement design for the existing foundation wall in Henle E, where multiple new and existing utility cores have resulted in cut reinforcement per GPR findings. Work includes designing required wall strengthening around these penetrations and updating the interior utility room wall to function as a cantilevered retaining wall to support adjacent crawl space soil. All work follows the base structural calculation package issued September 12, 2025, including applicable codes, loading criteria, and geotechnical parameters.
- Permit number
- B2601608
- Issued
- Type of work
- Alteration or repair
- Status
- Issued
- Reported cost
- Not listed
- ZIP code
- 20057
- 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 3700 O St NW, and what's permitted nearby
DC Department of Buildings updated its data Oct 9, 2026. We checked it Oct 10, 23:47 UTC. See the city's official records (District of Columbia, CC BY 4.0).
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