Permit Record

Alteration Residential

25 Carver St, Cambridge, MA 02138

ClassificationBuilding: Alteration and AdditionResidential Alteration
Reliable value$669,800
ContractorG&b Home Improvement
Permit record
Parties
Contractor
G&b Home Improvement
Applicant
Gilmar Barbosa
Owner
Not in source
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
149-137
Climate zone (IECC)
5A
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
R
Building subtype
One or Two Family Dwelling
Geocode & dates
Coordinates
42.3821, -71.1129
Geocode confidence
100%
Geocode source
Not in source
Issued
Jul 23, 2019
Applied
May 14, 2019
Work class
Residential
Description
Source description

- Dumpster & DisposalDisposal of all debris from siteWe obtain our own DumpsterDemolitionRemoval of interior walls (per plans)Remove all existing windows and dispose of itRemove all drywalls, insulation, flooring from basement to third-floor & dispose of it(The entrance will remain as is)Demo the Entire kitchen & bathrooms dispose of it existing materialKeep the existing stairs as isDemo all 3 rear decks- Excavation & FoundationRear Addition & Existing Basement: Excavate all surfaces to the proper depth in accordance to plans. Dig footings to code and fill in accordance to the Architect’s specifications. Pour footing to code and plans. Prepare all new walls to proper width in accordance to plans and Architect’s specifications. Install #6 Rebar at locations specified and in accordance to specifications. Pour all concrete walls and footings to code and in accordance to plans. Level and compact all pre-slab surface areas prior to pouring cement. Install anchor bolts per code and in accordance to Architect’s plans. Install concrete under pin around of the entire existing foundation to bring the basement ceiling Height to 8ft. 3 egress windows will be built a concrete footing, build sand block walls and finish with concrete stucco. Install sonotube concrete footing for the exterior stairs.- FramingConstruct New 2 x 4 or 2 x 6 walls and openings (per plans)Includes all windows and door openings (per plan)Includes all floor joists, LVL’s, ceiling and roof rafters (per plans)Install steel beams and steel post as drowned on plan(Email Received 4/22/2019 /Plan - 12/18/2018)- Roof - New Addition OnlyInstall rubber roofInstall drip edge (metal)- SidingInstall new wood siding on the new additionPatch where is necessaryInstall new exterior trims for all new windows- ElectricalElectrical new wiring, outlets and switches to code (per plans)Lighting Fixtures to be supplied by homeownerInstall recess light by code (per plan) Contractor will provideFire / Smoke / Carbon Monoxide (per code)Upgrade the 2 unites panel to 200ampKitchen exhaust will be provided by the owner and installed by the contractorInstall Bathroom FansInstall an intercom system for all 2 unitsInstall a Fire alarm system connecting with the fire departmentWith all paper work- PlumbingBathrooms by plansInstall all wrought plumbing and finish for all bathroomsKitchens - 2 fullInstall all wrought plumbing and finish for both kitchenLaundry - 2Install all wrought plumbing and finish for both laundryInstall a tank-less water heater for both unitsInstall plumbing Fixtures- Heating & CoolingInstall new FHA HVAC System and duct work for both units (per plans and specs)- Insulation (Spray Foam) To Code per planInstall vapor barrierApply open cell spray foam on roof (R38)Apply open cell spray foam on exterior walls (R23)Apply close cell spray foam on basement foundation walls (R23)- Blue Board and PlasteringInstall 1/2" blue board on walls and ceilingApply a coat of plastering on all walls and ceiling- Finish WorkInstall: Kitchen Cabinets, Medicine Cabinets, and vanitiesInstall doors and windows with trimsInstall interior doors contractors will provideInstall all door hardware sets (per plans) TBDInstall Chrome hanging rod & painted wood shelfInstall BaseboardsFinish the new set of stairs on the new additionInstall pocket doors- FlooringInstall tile on: bathroom floors, mudroom, around the tub, stand-up shower, kitchen backsplashInstall dricore and unfinished read oak hardwood floor on basementInstall unfinished read oak hardwood floor on first floor to third floorSand and Apply two coats of polyurethane from basement to third-floorSand and Apply two coats of polyurethane on existing stairs of all units- Paint (exterior)Apply one coat of prime on new addition and exterior window trimsApply two coats of paint on new addition and exterior window trims- Paint (interior)Apply one coat of prime on walls, ceiling, interior door & window trims, baseboardsApply two coats of paint on walls, ceiling, interior door & window trims, baseboards

Status
Current status
issued
Source status
Active
Provenance
First seen by PermitCore
May 18, 2026 · 16:16 UTC
Last seen
Aug 6, 2026 · 11:30 UTC
Last changed
May 18, 2026 · 16:16 UTC
Data-quality checks0 of 12 flagged

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

Checks not flagged

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  • 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

2 permits at this parcel (parcel 149-137) · Jun 26, 2019Jul 23, 2019

  1. Jul 23, 2019This permitAlteration Residential · Issued$669,800G&b Home Improvement
  2. Jun 26, 2019cambridge_aa_49820Alteration Residential · Finaled$15,000G&b Home Improvement

Full permit history at this parcel · as of Jul 8, 2026.

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Developer details
Permit #
cambridge_aa_46862
Canonical ID
309:cambridge_aa_46862
Source permit ID
cambridge_aa_46862
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