Permit Record

Alteration Commercial

3905 47th St NW, Washington, DC 20016

ClassificationAlteration
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Not in source
Owner
Sanford M Nelson
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
1516-0040
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
38.9406, -77.0924
Geocode confidence
95%
Geocode source
Not in source
Issued
Mar 15, 2011
Applied
Not in source
Work class
Residential
Description
Source description

Remove and replace roof with like size, material, and design. Roo fneeds to be changed due to tree falling on it.

Status
Current status
expired
Source status
EXPIRED
Provenance
First seen (no changes since)
May 19, 2026 · 00:00 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 1516-0040) · Aug 27, 2009 – Jul 26, 2016

  1. Jul 26, 2016HO1600309Other · Issued
  2. Apr 5, 2011E1104714MEP Electrical · Issued
  3. Apr 5, 2011P1104168MEP Plumbing · Issued
  4. Mar 25, 2011B1105136Alteration Commercial · Issued
  5. Mar 15, 2011This permitAlteration Commercial · Expired
  6. Aug 27, 2009P0905279MEP Plumbing · Expired

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

Developer details
Permit #
B1104791
Canonical ID
243:B1104791
Source permit ID
B1104791
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