Building Permits: Addition/Alteration

data.cambridgema.gov | Last Updated 5 Mar 2024

List of permits related to the construction or the alteration of existing buildings in Cambridge. These permits cover construction that changes the structure, the footprint, or the volume of the building. This includes decks, porches, and additions, as well any reconstruction, renovation or repair to an existing structure. This dataset derives from Cambridge's ViewPoint permitting system.

Tags: construction, alteration, housing and development, permits

This dataset has the following 86 columns:

Column NameAPI Column NameData TypeDescriptionSample Values
Record Numberidnumber
AddressaddresstextCity address where the work will take place.
Address for Mappingaddress_geocodedlocationAddress along with latitude and longitude coordinates for mapping data within the Socrata open data platform.
Latitudelatitudenumber
Longitudelongitudenumber
StatusstatustextActive permits are still in the process of being submitted. Complete permits have been submitted.
Submit Dateapplicant_submit_datecalendar_dateApplicant submit date
Issue Dateissue_datecalendar_dateDate permit was issued
Units Addednumber_of_residential_unitsnumberNumber of residential units to be added
Units Removednumber_of_units_to_be_removednumberNumber of units to be removed
Number of Unitscurrent_number_of_dwellingnumberCurrent Number of Dwelling Units
Change in Units (Increase)unit_increasenumberProposed Number of Dwelling Units (Increase)
Change in Units (Decrease)unit_decreasetextProposed Number of Dwelling Units (Decrease)
Change in Unitschange_residential_unitscheckboxWill the number of residential units change as a result of this permit?
Current Property Usecurrent_property_usetextThe current property use of the building to be altered.
Proposed Property Useproposed_property_usetextThe proposed property use of the building to be altered.
Change in Property Usewill_the_property_use_changecheckboxWill the property use change as a result of this permit?
Building Costbuilding_cost_of_constructionnumberBuilding Cost of Construction
Electrical Costelectrical_cost_ofnumberElectrical Cost of Construction
Plumbing Costplumbing_cost_of_constructionnumberPlumbing Cost of Construction
Gas Costgas_cost_of_constructionnumberGas Cost of Construction
HVAC Costhvac_cost_of_constructionnumberHVAC Cost of Construction
Total Costtotal_cost_of_constructionnumberTotal Cost of Construction
Final Costfinal_cost_of_constructionnumberFinal Cost of Construction
Fire Prevention Costfire_prevention_cost_ofnumberFire Prevention Cost of Construction
Descriptiondetailed_description_of_worktextDetailed Description of Work
Size of New Additionsize_of_the_new_additiontextSize of new addition in gross square feet
Change in Floor Area or Dimensionsfloor_area_changecheckboxWill the work result in any changes to the floor area or any dimensional changes to the building?
Change in Exteriorexterior_changecheckboxDoes the proposed work change or alter any part of the building's exterior?
Change at least 25,000 square feetlarge_area_changecheckboxWill the project add and/or alter 25,000 square feet or more of gross building area?
Change in Food Establishmentfood_establishmentcheckboxWill the proposed work result in a new or renovated food establishment?
Change in Bicycle Parkingbicycle_changecheckboxWill the proposed work alter the number or type of available vehicle or bicycle parking spaces?
Energy Compliance Optionenergy_codetextWhich energy code compliance option do you intend to take?
LEED Certificationleed_certificationcheckboxDo you plan to pursue Leadership in Energy and Environmental Design Certification?
Home Energy Rating (HERS)hers_ratingcheckboxDo you intend to obtain a Home Energy Rating (HERS)?
Industrial Sewer Connection Unitsindustrial_sewer_connectiontextNumber of industrial sewer connections from the project
Commercial Sewer Connection Unitscommercial_sewer_connectiontextNumber of commercial sewer connections from the project
Residential Sewer Connection Unitsresidential_sewer_connectiontextNumber of residential sewer connections from the project
Discharge to Sewer or Storm Water SystemdrainscheckboxAddition or alteration of a roof or foundation drain that discharges to the City’s sanitary sewer or storm water system
New or Replaced Storm Sewerstorm_sewercheckboxWill the proposed work result in new, abandoned, or replaced sanitary storm sewer connections?
Construction DewateringdewateringcheckboxWill the proposed work require construction dewatering during any phase of the project?
Increase in Impervious Coverimpervious_covercheckboxWill the proposed work result in an increase to the property’s impervious cover?
Public Right-of-Waypublic_rightcheckboxWill the proposed work result in a new, abandoned or modified curb cut into the public right-of-way?
Basement Plumbing Fixturebasement_plumbingcheckboxWill the proposed work result in the addition or replacement of basement plumbing fixture?
Change in at least half of total areahalf_areacheckboxWill the proposed work renovate over 50% of the total building area, with 10 or more fixtures replaced or installed?
Firm Namefirm_nametextName of the firm performing the addition or alteration
Debris Disposalconstruction_debris_willtextConstruction debris will be disposed at/by:
Description of Demolitiondescription_of_demolitiontext
Method of Removalmethod_of_removaltextMethod for removing debris from the demolition
Type of Demolitiontype_of_demolitiontext
Describe the outbuildingoutbuilding_descriptiontext
Changing exterior elementsreconstruction_or_changecheckboxReconstruction or change to any existing exterior building element (porch, deck, etc.)
Construction of exterior stairsexterior_stairscheckbox
Create Openingsopenings_or_doorscheckboxCreate new openings for any window, door, or skylight
Deck Constructionconstruction_of_a_deckcheckboxConstruction of a deck (including roof decks)
Location of Decklocation_of_decktext
Balcony/Landing/Porch Constructionporch_balcony_dormercheckboxConstruction of dormers, bays, balconies, landings and/or porches
Exterior Stairs Typeexterior_stairs_typetext
Excavation of a basementexcavation_of_a_basementcheckbox
Change in Ceiling Heightchange_any_floor_or_ceilingcheckboxChange any floor or ceiling height
Outbuilding ConstructionoutbuildingcheckboxErect an outbuilding (ex: shed or garage)
Number of Stories (Above Grade)stories_above_gradetext
Building Heightbuilding_height_feettextBuilding height in feet
Gross Square Footagegross_square_footagetext
Building Usebuilding_usetext
Owner-Occupiedowner_occupiedcheckboxIs the property owner-occupied?
Condo Associationcondo_associationcheckboxIs the property part of a condo association?
Building Construction Typebuilding_construction_typetext
Off-Street Vehicle Parking Spacesoff_street_parkingtextNumber of Proposed Off-Street Vehicle Parking Spaces
Proposed Loading Baysproposed_loading_baystextNumber of Proposed Loading Bays
Existing Off-Street Vehicle Parking Spacesexisting_off_street_vehicle_parkingtextNumber of Existing Off-Street Vehicle Parking Spaces
Existing Off-Street Bicycle Parking Spaces (Long Term)existing_off_street_bicycle_parking_long_termtextNumber of Existing Off-Street Bicycle Parking Spaces (Long Term)
Proposed Off-Street Bicycle Parking Spaces (Long Term)proposed_off_street_bicycle_parking_long_termtextNumber of Proposed Off-Street Bicycle Parking Spaces (Long Term)
Existing Off-Street Bicycle Parking Spaces (Short Term)existing_off_street_bicycle_parking_short_termtextNumber of Existing Off-Street Bicycle Parking Spaces (Short Term)
Proposed Off-Street Bicycle Parking Spaces (Short Term)proposed_off_street_bicycle_parking_short_termtextNumber of Proposed Off-Street Bicycle Parking Spaces (Short Term)
Change to Off-Street Parking Spacesoff_street_parking_changetext
Curb Cutcurb_cutcheckboxIs there an existing curb cut?
Other Cooking Equipmentother_cooking_equipmenttext
Finish Materialsfinish_materialstextDescribe the finish materials for the floor, walls, ceiling and cove
Open Air Windowsopen_air_cafecheckboxWill the food establishment include open air cafe windows?
Cooking Equipment Typecooking_equipment_typetext
Certificate of Occupancy Requiredcertificate_of_occupancycheckboxIs a certificate of occupancy required for this project?
Board of Zoning Appeal (BZA) Case Numberbza_numbertext
Planning Board Special Permit Numberplanning_board_numbertext
BZA CasebzacheckboxIs this application subject to a Board of Zoning Appeal (BZA) Case?
Planning Board Special Permitplanning_boardcheckboxIs this application subject to a Planning Board Special Permit?