3401 Bluff St

Boulder, CO 80301

29 permits on record here. The newest, Jul 7: Install of Pedestrian Directional Sign. Boulder publishes permits without map coordinates, so this address has no map and no quarter-mile list.

1. Install of Pedestrian Directional Sign

   Sign
   Jul 7$4,500
2. 3401 Bluff street - cassiopeia (2414049) (fati) provide and install the following fire alarm devices for…

   Fire systems
   Jun 11, 2024$16,410
3. Build out of core shell space

   Fire systems
   Jun 5, 2024$8,770
4. Architectural, mechanical, electrical and plumbing improvements to the north-east corner tenant space at the…

   Electrical
   Mar 29, 2024$866,925
5. Connect (1) 15 gallon Ansul R-102 UL300 System for three hood sections using 39 flow points out of 55 flow…

   Fire systems
   Jan 28, 2022$2,587
6. Build out of floors 2, 3 and 4 and the south 1/2 of 1st floor

   Fire systems
   Nov 17, 2021$42,000
7. Additions / alterations to the existing wet pipe fire sprinkler system to accommodate a tenant finish on the…

   Fire systems
   Nov 5, 2021$18,519
8. Owner is removing a wall and adding 4 walls on the ground floor of the building to accommodate a small retail…

   Plumbing
   Sep 28, 2021$10,000
9. Owner is removing a wall and adding 4 walls on the ground floor of the building to accommodate a small retail…

   Mechanical (HVAC)
   Sep 28, 2021$10,000
10. Owner is removing a wall and adding 4 walls on the ground floor of the building to accommodate a small retail…

    Electrical
    Sep 28, 2021$5,000
11. Owner is removing a wall and adding 4 walls on the ground floor of the building to accommodate a small retail…

    Alteration or repair
    Sep 28, 2021$91,157
12. *Tenant finish for Twitter Floors 1 and 4 - 17564 sf total

    Plumbing
    Sep 7, 2021$187,000
13. *Tenant finish for Twitter Floors 1 and 4 - 17564 sf total

    Mechanical (HVAC)
    Sep 7, 2021$325,500
14. *Tenant finish for Twitter Floors 1 and 4 - 17564 sf total

    Electrical
    Sep 7, 2021$250,275
15. *Tenant finish for Twitter Floors 1 and 4 - 17564 sf total

    Alteration or repair
    Sep 7, 2021$3,085,990
16. *Tenant Finish for Twitter Floors 2 and 3 - 17564 sf total

    Plumbing
    Sep 3, 2021$187,000
17. *Tenant Finish for Twitter Floors 2 and 3 - 17564 sf total

    Mechanical (HVAC)
    Sep 3, 2021$325,500
18. *Tenant Finish for Twitter Floors 2 and 3 - 17564 sf total

    Electrical
    Sep 3, 2021$250,275
19. *Tenant Finish for Twitter Floors 2 and 3 - 17564 sf total

    Elevator
    Sep 3, 2021$3,085,990
20. Add or relocate 8 sprinklers to provide code compliant coverage for new wall and ceiling layout

    Fire systems
    Aug 6, 2021$440
21. *Voided for inactivity - no inspections within 180 days* *Interior Demo of four suites (one on each floor) in…

    Demolition
    Jan 22, 2021not listed
22. New building fire alarm system

    Fire systems
    Jun 1, 2020$45,000
23. New wet pipe fire sprinkler and standpipe system per NFPA 13 & 14

    Fire systems
    Apr 23, 2020$70,087
24. Construction of the core and shell of a new

    Plumbing
    Oct 17, 2019$377,000
25. Construction of the core and shell of a new

    Mechanical (HVAC)
    Oct 17, 2019$1,300,000
26. Construction of the core and shell of a new

    Electrical
    Oct 17, 2019$894,000
27. Construction of the core and shell of a new

    New building
    Oct 17, 2019$14,000,000
28. Electrical replace riser at 3400 bluff street

    Electrical
    Dec 14, 1993$1,100
29. Mechanical replace hot water heater at 3403 bluff street

    Mechanical (HVAC)
    Dec 3, 1991$340

Boulder Planning and Development Services updated its data Oct 5, 2026. We checked it Oct 6, 07:16 UTC. See the city's official records.

At this address: every permit the city holds. Nearby: permits from the last two years, from our copy of the city's data.

For agents and scripts: This page as Markdown · JSON · Nearby as JSON · MCP tool permits_near