Permit Record

Alteration Commercial

425 1/2 Ridge St NW, Washington, DC 20001

ClassificationAlteration
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Null Null; Gabriela Tapia
Owner
Swanda, Ronald L
Architect
Not in source
Engineer
Not in source
Contractor license
Not in source
Building & lot · PLUTO
Building class
Not in source
Zoning district
Not in source
Lot area
Not in source
Year built
Not in source
Units (total)
Not in source
Units (residential)
Not in source
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
0513-0916
Climate zone (IECC)
4A
Roof area (est.)
Not derivable — no building-size signal for this permit
HVAC tonnage (est.)
Not derivable — no building-size signal for this permit
Building type
Not in source
Building subtype
ALTERATION AND REPAIR
Geocode & dates
Coordinates
38.9066, -77.0171
Geocode confidence
95%
Geocode source
Not in source
Issued
Sep 8, 2023
Applied
Not in source
Work class
Residential
Description
Source description

Mount Vernon Square Historic District Remove and replace exterior brick steps (2)

Status
Current status
expired
Source status
EXPIRED
Provenance
First seen (no changes since)
May 19, 2026 · 00:15 UTC
Data-quality checks0 of 12 flagged

0 of 12 data-quality rules flagged anything on this permit.

Checks not flagged

  • Geocode out of bounds
  • Geocode is sentinel
  • Issued date in the future
  • Issued date parse bug
  • Issued date is placeholder
  • Commercial units is placeholder
  • Residential units out of bounds
  • Residential units is placeholder
  • Total units out of bounds
  • Total units is placeholder
  • Valuation out of bounds
  • Valuation is placeholder
Project timeline at this parcel

6 permits at this parcel (parcel 0513-0916) · Mar 1, 2013 – Sep 8, 2023

  1. Sep 8, 2023This permitAlteration Commercial · Expired
  2. Oct 25, 2022B2211589Alteration Commercial · Finaled
  3. Jul 11, 2022P2207845MEP Plumbing · Finaled
  4. Jul 11, 2022E2209149MEP Electrical · Finaled
  5. Mar 1, 2013M1301052MEP Mechanical HVAC · Expired
  6. Mar 1, 2013P1303235MEP Plumbing · Expired

Full permit history at this parcel · as of Aug 11, 2026.

Developer details
Permit #
B2307991
Canonical ID
243:B2307991
Source permit ID
B2307991
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