About 95 & 99 Hayden Avenue,
Lexington, MA 02421
A Waltham-based property developer has filed plans for an expansion of the office campus at 95 and 99 Hayden Avenue in Lexington. Plans call for a 3-phase expansion featuring over 300,000 square-feet of new research floorspace.
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Related Projects (6)
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Related Documents (107)
E221394
Permit Details: Replace existing lighting in stairwells, corridors, and mechanical rooms with new LED lighting.
B221781
Permit Details: New construction of a 160,000 sqft, 4-level, lab-ready building including a mechanical penthouse and underground parking.
E221257
Permit Details: T22361 Inspection to re-energize main Switchgear after preventative maintenance.
RD2119
ST229
E22703
Permit Details: Replace existing light fixtures in lower level of Building E with new LED fixtures
E22678
Permit Details: wire three heat pump compressors and add service outlet
E22378
Permit Details: Install (2) IP Cameras at Building C Loading Dock
E22376
Permit Details: Temp generator at Building C Loading Dock
E22239
Permit Details: 4 cameras, 2 access devices (readers), and 10 security zones
M2215
Permit Details: Replacement of (1) chiller serving Pulmatrix space. All other equipment components to remain in place except for the chiller.
B211593
Permit Details: Furnish and install spiral duct work
E211115
Permit Details: upgrade access devices
32178
Permit Details: Mount (3) Split system Stats, relocate (2) Existing stats and start/stop control of existing starter
32092
Permit Details: Install Duct, dampers , grills and all other parts shown on the sheet metal drawing to furnish a complete system as designed.
32025
Permit Details: Install new exhaust fan on roof run new duct to stack. Install new supply duct in lavatory
25645
Permit Details: Control Wiring to Low Voltage Control of (1) AHU and (1) MAU
31453
Permit Details: Renovate existing space for new tenant
26975
25156
Permit Details: minor repair work on garage deck per engineers design and authority
24983
Permit Details: RENASCENT BIOSCIENCES\r\n\r\n7700 SQUARE FEET OF THE FIRST FLOOR\r\n\r\nSelective demolition, lighting replacement and replacing finishes
12035
24597
6093
Permit Details: Campus Landscape repairs, selective side walk repairs & planting replacements
6092
Permit Details: C building 400 & 500 level entry improvements, Selective demoliton, lighting and glass updates
24397
Permit Details: Campus Landscape repairs, selective side walk repairs & planting replacements
24396
Permit Details: C building 400 & 500 level entry improvements, Selective demoliton, lighting and glass updates
11946
24147
22458
Permit Details: Furnish sheet metal duct and fittings for new spec lab, NANO space and common areas. All new sheet metal work to be installed per mechanical drawings provided. Sheet metal work only, No mechanical work or no piping under this permit.
24046
Permit Details: BUILDING D -TEPHA -- Removal of existing carpet, 10LF of non load bearing walls. New carpet and paint. MEP's remaining as with minor relocation of existing light fixtures
6003
Permit Details: BUILDING D -TEPHA -- Removal of existing carpet, 10LF of non load bearing walls. New carpet and paint. MEP's remaining as with minor relocation of existing light fixtures
19273
Permit Details: Install two new lab sinks and two new break room sinks. Relocate one existing sink.
11889
23790
23155
Permit Details: NBD NANO: Interior tenant renovations on the 400 level of building C of and existing lab/office space. Selective demo, updating finishes & MEP/FA upgrades Altered on 4/24/19: We are adding 2500sqft separate lab/office area on level 400 of C building. This includes selective demo, updating finishes and MEP/FA upgrades.
P1916
Permit Details: Demolition only
22553
E1925
Permit Details: demo, temp fire alarm, temp lighting and power
22289
Permit Details: Demolishing existing finishes and MEP's to create a shell space; No finishes are included in the permit, any new work will require a new Building Permit
GHL1826
21159
Permit Details: HVAC work only. Was advised to apply under sheet metal because of issues in registering as a contractor.
20631
Permit Details: new duct from existing VAV boxes out to diffusers for new office lay out per plan and spec
20491
20490
19745
Permit Details: CYTEIR THERAPEUTICS; Interior tenant renovations on the 500 level of existing office/lab space, including 6 non-load bearing walls to create private offices, updating finishes and MEP/FA upgrades.
17075
Permit Details: attach (3) Antennas and (6) RRH's along with associated cabling to Sprint's Existing Telecom facility
E1813
Permit Details: Install and terminate 94 Voice/Data outlets.
16682
16555
Permit Details: Installation of (5) five 3' round exhaust registers.
16400
16370
16358
16352
16319
Permit Details: Replace 33 existing ceiling diffusers to match new ceiling grid and office layout. Connect to existing ducts
15990
Permit Details: Renovation of an exsiting floor including office and lab space, with minor demoltion, new MEPs, partial walls and ceilings.
14870
14857
Permit Details: Selective demo of existing ductwork. Supply and exhaust ductwork modifications to feed new lab layout terminating in fan powered HEPA diffusers and exhaust grilles. Provide and install three (3) new ductless split systems for supplemental cooling in lab and clean room expansion.
14296
Permit Details: Remove existing office wall. Install new finishes . Move existing lab casework into renovated rooms. Install new finishes where existing lab casework was. Renovated existing hvac, elect. , and install new lab casework. NOTE: Chemical Matrix Must be Updated to Satisfaction of the Fire Department
13395
13368
13329
12391
Permit Details: Laboratory and Office Renovations
12373
11532
B1740
Permit Details: Remove Approximately 15' of an interior partition wall, leaving a 6" soffit at the top of wall. Patch, paint and add carpet. This project is an extension of a recent project we just closed out. Which was under building permit B-16-1392.
11129
Permit Details: Remove Approximately 15' of an interior partition wall, leaving a 6" soffit at the top of wall. Patch, paint and add carpet. This project is an extension of a recent project we just closed out. Which was under building permit B-16-1392.
10768
10751
10743
Permit Details: The existing Ledgemont Center Garage consists of a 5 level parking structure constructed along a sloping site. The proposed project is located on grade level on the east side and is the lowest level of the structure. The existing lowest level space is currently configured as a combination of enclosed conditioned general office area, storage rooms, shower rooms and open unconditioned storage areas. The proposed project expands the existing conditioned space office space to encompass the entire grade level. The scope of work within this area creates 2 new tenant spaces with a mix of office and lab uses, new common toilet rooms, a new small fitness center and new common corridor spaces. Building shell improvements consist of ceiling and wall insulation to provide a thermal envelope and a new exterior glass enclosure wall with an aluminum panel soffit/canopy assembly. No building footprint is being expanded and all work occurs with the existing parking garage structure.
10479
10050
10042
Permit Details: Demo of 1 partition wall to create open space and build 1 new partition wall to add new office space. NOTE: 1. Exit Signs Subject to Field Inspection 2. Proposed Ejector Pump Subject to Plumbing Inspectors Approval
9975
9077
9060
Permit Details: partially removing concrete slab and repouring and waterproofing
8939
Permit Details: Install new exterior generator. work to include excavation for new footings, steel supports and electrical. Note: Prior to C of O 1. Verify shop drawing for stairs to enclosure, need drawing for stairs. 2. Complete repairs to rated room where switch gear will be located, presently fire rating of walls has been compromised
8544
Permit Details: Gas water heater at Quiet Therapeutics Level 300
8468
8459
Permit Details: new duct from existing mains to new terminal boxes for new office lay out
8180
8128
8010
7904
Permit Details: The project consists of the renovation of 5,000 square feet of existing vacant office space into a laboratory space include labs, open office, and private offices.
7894
7814
7440
7235
Permit Details: sheetmetal demo, ductwork modifications and layout changes
7103
6981
6762
Permit Details: Interior Remodel of existing office space into new office space. Work to include minor removal of non structural GWB partitions. Install new GWB partitions. Replace ceiling tiles, relocate lights to accommodate new lay out. relocate sprinkler heads, Plumb for new sinks.Paint walls and install new flooring
6432
Permit Details: Alteration to the existing laboratory area. Work scope will included the removal of five existing fume hoods and the relocation of a sixth unit. Movable laboratory tables will be installed. Modifications to the existing plumbing system and installation of a new vacuum system. Modification to the existing HVAC for the reduction of fume hoods. Miscellaneous painting and flooring upgrades will be completed.
6367
6197
5466
5394
5239
Permit Details: Selective renovation of existing level. Work will include the removal of existing finishes in room 600 and install new laboratory casework, flooring and acoustical ceiling. Install new flooring (VCT) in room 617. Furnish and install new/retrofitted mechanical systems as required. Installation of new electrical receptacles as noted. Existing electrical circuits will be utilized as able. 121 BIO
5121
4807
4718
4715
4710
Permit Details: upgrade existing chem lab
4610
Permit Details: DEMO & REWORK EXISTING DUCTWORK & GRILLES. ADD NEW DUCTWORK TO EXISTING EXHAUST FAN. FURNISH AND INSTALL ONE NEW EXHAUST FAN WITH DUCTWORK. FURNISH AND INSTALL ONE NEW VAV BOX WITH DUCTWORK AND GRILLE.
4575
4093
Permit Details: Minor interior modifications to an existing occupied space on the 3rd level. Proposed work occurs within 4 existing rooms comprising 1,200 SF of space. The existing space is currently configured as a lab space. Control Area 3 in Matrix 8th Edition MSBC Sprinklered Work Space- 1,200 SF Occupancy Type- B Construction Type- IIB Occupant load - 200 NOTE: FOR FIELD INSPECTIONS NEED SECTION VIEW OF NEW WALLS
3846
3458
Permit Details: remove existing roof. install new insulation- fully adhere 060 memberane (124 Spring St)