# Alteration or repair permit B2606195 at 1301 Delaware Ave SW, Washington

DC Department of Buildings permit B2606195: issued Jul 27, 2026 for alteration or repair work at 1301 Delaware Ave SW. At designated roof sections, remove and discard: existing modified bitumen (or other membrane), associated flashings and insulation down to the surface of the existing wood deck. Refasten existing wood decking, install: 3" thick base layer of flat polyisocyanurate insulation, mechanically fastened; 2 1/2" thick second layer of flat polyisocyanurate insulation m; mopped; tapered polyisocyanurate insulation (1/8"per foot) with minimum thickness of 1.5;" mopped; roofing manufacturer's recommended cover board, mopped; 4-ply asphalt and fiberglass felt built-up roofing memberane plus cap sheet with bright white reflective roofing granules and associated bituminous, and sheet metal flashings.

- Permit number: B2606195
- Issued: Jul 27, 2026
- Type of work: Alteration or repair (city: Construction, alteration and repair)
- Status: Issued (city: Permit issued)
- Reported cost: Not listed
- ZIP code: 20024
- All permits at this address: https://nearbypermits.com/washington-dc/address/1301-delaware-ave-sw/

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Source: DC Department of Buildings permit data (https://opendata.dc.gov/datasets/7296e6392349498bb6ba6ba3db836644_18), District of Columbia, CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Checked 2026-10-08 07:56 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 1301 Delaware Ave SW: https://nearbypermits.com/washington-dc/address/1301-delaware-ave-sw/