Converted · garage conversion · Marina
2844 Lyon St
Completed May 2025+4 units on this lot · now 1613 permits
Add four (4) units per ord# 162-16. Convert existing garage & crawl space into new dwelling units within existing envelope. New bathrooms, bedrooms, dishwashers, washer/dryers. Seismic retrofit unde pa ~encrypt&~encrypt&~encrypt&~encrypt&~encrypt&~encrypt&~encrypt&~encrypt&~encrypt&~encrypt&~encrypt&~encrypt&.
filed Aug 2020issued Oct 2022 · permit wait 2 years 3 monthscompleted May 2025 · built in 2 years 7 months
waiting for permitconstructionrelated building permitelectrical permitplumbing permit
Declared value
$356,990 for 4 ADUs + other work
the permit also covers work unrelated to the ADU, so this is not an ADU price
Permit wait
2 years 3 months
filed → issued
Build time
2 years 7 months
issued → completed
Permits in this project
| Permit | What | When | Declared | |
|---|---|---|---|---|
| ADU permit | Add four (4) units per ord# 162-16. Convert existing garage & crawl space into new dwelling units within existing envelope. New bathrooms, bedrooms, dishwashers, washer/dryers. Seismic retrofit unde pa ~encrypt&~encrypt&~encrypt&~encrypt&~encrypt&~encrypt&~encrypt&~encrypt&~encrypt&~encrypt&~encrypt&~encrypt&. 202008061263 · Halyard INC | filed Aug 2020 · issued Oct 2022 · done May 2025 | $265k | city record |
| Sprinklers | Installation of fire sprinkler system per nfpa 13-2016 in the 4 adus and lobby area include 2" underground fire service per nfpa 24 and total of 52 heads. Ref permit 202008061263. 202211227027 · cites 202008061263 · North Star Plumbing & Fire Protection INC | filed Nov 2022 · issued Nov 2022 · done Nov 2024 | $36k | city record |
| Revision | Revision to approved permit 202008061263. Provide 1 hour fire rating at existing partitions in existing common lobby. 202305228286 · cites 202008061263 · Halyard INC | filed May 2023 · issued May 2025 · done May 2025 | $7,000 | city record |
| Related permit | Fire alarm replacement system to comply with sffd ab#3. 08 & ab#2. 01. 202306291178 · Halyard INC | filed Jun 2023 · issued Nov 2023 · done Jan 2025 | $49k | city record |
| Related permit | As built plan per in field inspection. Ref#: 202211227027. Fire only. 202408299765 · North Star Plumbing & Fire Protection INC | filed Aug 2024 · issued Jan 2025 · done Jan 2025 | — | city record |
| Electrical | Unit 503: renovation of 1 apartment: unit 503 on 1/f. New lighting at existing j-boxes. New washer/dryer and d/w. 1 service, 1 ffers, 1 panelobard/switchboard. 12 circuits, 10 lights, 9 switches, 22 receptacles, 3 fans, 3 s/d. E202303075419 | Mar 7, 2023 → Oct 24, 2024 | — | |
| Electrical | Unit 504: renovation of 1 apartment: unit 504 on 1/f. New lighting at existing j-boxes. New washer/dryer and d/w. 1 service, 1 ffers, 1 panelobard/switchboard. 12 circuits, 13 lights, 13 switches, 25 receptacles, 4 fans, 3 s/d. E202303075417 | Mar 7, 2023 → Oct 24, 2024 | — | |
| Electrical | Renovation of 1 apartment: unit 502 on 1/f. New lighting at existing j-boxes. New washer/dryer and d/w. 1 service, 1 ffers, 1 panelobard/switchboard. 12 circuits, 10 lights, 9 switches, 21 receptacles, 2 fans, 2 s/d. E202303075420 | Mar 7, 2023 → Oct 24, 2024 | — | |
| Electrical | Renovation of 1 apartment: unit 501 on 1/f. New lighting at existing j-boxes. New washer/dryer and d/w. 1 service, 1 ffers, 1 panelobard/switchboard. 12 circuits, 9 lights, 8 switches, 17 receptacles, 2 fans, 2 s/d. E202303075421 | Mar 7, 2023 → Oct 17, 2024 | — | |
| Electrical | Upgrade fire alarm system to cureent codes, nfpa 72 (2022) to comply with sffc sec. 1103. 7. 6. 1 to provide low frquency sounders in sleeping areas. E20231130910 | Nov 30, 2023 → Jan 3, 2025 | — | |
| Plumbing | Work category: 4pb; sprinkler system installation for 4 ADU units and lobby area only. PW20221122811 | Nov 22, 2022 → Jul 31, 2024 | — | |
| Plumbing | New kitchen cabinets and plumbing fixtures, no sprinkler work. ADU units 501, 502, 503, and 504. PP20230307835 | Mar 7, 2023 → Oct 21, 2024 | — | |
| Plumbing | Work category: 8p; remove existing backflow device. Install new backflow device and connect to existing piping. PW20230815372 | Aug 15, 2023 → Sep 21, 2023 | — |
1 other permit on this lot during the project, not counted
| Other | Recommencement and completion of work approved under 202002144579. 202501178632 · Halyard INC | filed Jan 2025 · issued Jan 2025 · done Mar 2025 | $10k | city record |
These permits also cite 202002144579, which the city filed before our records begin.
Trade permits show what work was done and when; the city does not record who pulled them.
- Lot
- block 0941, lot 024
- Why we call it an ADU
- SF DBI flagged the permit as an ADU.