# Alteration or repair permit SF1771837 at 331-335 Columbus Av, Boston

Boston Inspectional Services Department permit SF1771837: issued Sep 8, 2025 for alteration or repair work at 331-335 Columbus Av. Work on the rear fire escape system at buildings 333 and 335 includes hardware replacement, reinforcement of treads, and structural and guardrail connections with galvanized steel bolts. Water infiltration will be sealed, damaged supports replaced, and surfaces cleaned and painted.

- Permit number: SF1771837
- Issued: Sep 8, 2025
- Type of work: Alteration or repair (city: Interior/Exterior Work, Short Form Bldg Permit)
- Status: Issued (city: Open)
- Reported cost: $19,800
- ZIP code: 02116
- All permits at this address: https://nearbypermits.com/boston/address/331--335-columbus-av/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-15 10:35 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 331-335 Columbus Av: https://nearbypermits.com/boston/address/331--335-columbus-av/