Permit Record

Alteration Commercial

518 22nd St NW, Washington, DC 20037

ClassificationAlteration
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Richard Carpenter; Na
Owner
Elizabeth U Sines Trustee
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
0058-0804
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
38.8970, -77.0491
Geocode confidence
95%
Geocode source
Not in source
Issued
Jun 7, 2022
Applied
Not in source
Work class
Residential
Description
Source description

George Washington University /Old West End Historic District / In the Commission of Fine Arts jurisdiction REGULAR INTERIOR BASEMENT WATERPROOFING 120 LINEAR FEET.

Status
Current status
finaled
Source status
COMPLETED
Provenance
First seen (no changes since)
May 19, 2026 · 00:14 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

4 permits at this parcel (parcel 0058-0804) · Jun 7, 2022 – Mar 9, 2026

  1. Mar 9, 2026E2604566MEP Electrical · Issued
  2. Mar 2, 2026B2602528Alteration Commercial · Issued
  3. Dec 22, 2025E2603700MEP Electrical · Issued
  4. Jun 7, 2022This permitAlteration Commercial · Finaled

Full permit history at this parcel · as of Aug 20, 2026.

Developer details
Permit #
B2207869
Canonical ID
243:B2207869
Source permit ID
B2207869
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