Block 1563, lot 028

558 21st Ave

City’s use: Multi-Family Residential
Built: 1922
Stories: 2
Units: 5
Rooms: 5 bathrooms
Building: 4,800 sq ft
Lot: 2,996 sq ft
Zoning: RH2
Construction type: D

From the assessor's latest secured roll, which can lag recent work. Lot plans, zoning and planning history on the city’s Property Information Map

Permits filed here

10 permits filed for this property since 2000.

CompletedIn progressNever finaledExpired or cancelled

Filed	Outcome	Address	Contractor	Work described on the permit	Declared cost
May 10, 2024	Completed final sign-off Nov 2024	558 21st Av	Hong Wei Construction Inc	as-built 202201276751 per plumbing inspector's requirement change riser detail backflow. ref adu 201604053974 Details Permit 202405101901 Status complete Filed May 10, 2024 Permit issued May 10, 2024 Final sign-off Nov 15, 2024 Address 558 21st Av as-built 202201276751 per plumbing inspector's requirement change riser detail backflow. ref adu 201604053974 Open the permit page
Oct 12, 2023	Completed final sign-off May 2024	558 21st Av	Hong Wei Construction Inc	revision to 202201276751 change underground pipe location for sffd sprinkler system. Details Permit 202310128579 Status complete Filed Oct 12, 2023 Permit issued Oct 16, 2023 Final sign-off May 9, 2024 Address 558 21st Av revision to 202201276751 change underground pipe location for sffd sprinkler system. Open the permit page
Jun 2, 2022	Completed final sign-off May 2024	558 21st Av	Crime Watch Security Sys Llc	upgrade (e) fire alarm system to comply with sffc section 1103.7.6.1 and include sprinkler monitoring. ref sprinkler pa# 202201276751. ref pa# 201604053974. Details Permit 202206025465 Status complete Filed Jun 2, 2022 Permit issued Jun 2, 2022 Final sign-off May 9, 2024 Declared cost $15,000 Address 558 21st Av upgrade (e) fire alarm system to comply with sffc section 1103.7.6.1 and include sprinkler monitoring. ref sprinkler pa# 202201276751. ref pa# 201604053974. Open the permit page	$15,000
Jan 27, 2022	Completed final sign-off May 2024	558 21st Av	Hong Wei Construction Inc	install new fire sprinkler system throughout g/f per nfpa13 2016 including 2" dedicated fire service per nfpa24 off 8" main on 21st ave. bldg pa# 201604053974 Details Permit 202201276751 Status complete Filed Jan 27, 2022 Permit issued Jan 27, 2022 Final sign-off May 9, 2024 Declared cost $12,000 Address 558 21st Av install new fire sprinkler system throughout g/f per nfpa13 2016 including 2" dedicated fire service per nfpa24 off 8" main on 21st ave. bldg pa# 201604053974 Open the permit page	$12,000
Dec 29, 2021	Completed final sign-off Nov 2024	558 21st Av	Wing Chow Construction	replace existing footing with new concrete footing in the 1st floor. Details Permit 202112295156 Status complete Filed Dec 29, 2021 Permit issued Jan 5, 2022 Final sign-off Nov 4, 2024 Declared cost $8,000 Address 558 21st Av replace existing footing with new concrete footing in the 1st floor. Open the permit page	$8,000
Apr 5, 2016	Completed final sign-off Nov 2024	558 21st Av	Wing Chow Construction	add unit per ordinance# 30-15. add unit# 6 w/ (1) bedroom, (1) full bath, (1) kitchen & laundry on 1st floor per plan. ref pa# 201506098552. Details Permit 201604053974 Status complete Filed Apr 5, 2016 Permit issued Nov 22, 2021 Final sign-off Nov 19, 2024 Declared cost $100,000 Address 558 21st Av add unit per ordinance# 30-15. add unit# 6 w/ (1) bedroom, (1) full bath, (1) kitchen & laundry on 1st floor per plan. ref pa# 201506098552. Open the permit page	$100,000
Jun 9, 2015	Completed final sign-off Apr 2016	558 21st Av	Sincere Construction Company Inc	sesmic retrofit of soft story comply with sfbc 34b. mandatory siesmic retrofit 2012 iebc appendix a-4. Details Permit 201506098552 Status complete Filed Jun 9, 2015 Permit issued Dec 24, 2015 Final sign-off Apr 29, 2016 Declared cost $55,000 Address 558 21st Av sesmic retrofit of soft story comply with sfbc 34b. mandatory siesmic retrofit 2012 iebc appendix a-4. Open the permit page	$55,000
Feb 6, 2013	Expired or cancelled cancelled Jul 2013	558 21st Av	Wing Chow Construction	#3- replace kitchen counter top, replace bathtub's tile. no change on walls and openings. Details Permit 201302069622 Status cancelled Filed Feb 6, 2013 Permit issued Feb 6, 2013 Declared cost $5,000 Address 558 21st Av #3- replace kitchen counter top, replace bathtub's tile. no change on walls and openings. Open the permit page	$5,000
Aug 8, 2011	Completed final sign-off Sep 2011	558 21st Av	Wing Chow Construction	remodel (2) kitchen in unit #1 & #4 and (2) bathroom, cabinet. Details Permit 201108081950 Status complete Filed Aug 8, 2011 Permit issued Aug 8, 2011 Final sign-off Sep 14, 2011 Declared cost $20,000 Address 558 21st Av remodel (2) kitchen in unit #1 & #4 and (2) bathroom, cabinet. Open the permit page	$20,000
Aug 18, 2006	Never finaled issued Aug 2006, no final	558 21st Av		street space permit Details Permit M39116 Status issued Filed Aug 18, 2006 Permit issued Aug 18, 2006 Address 558 21st Av street space permit Open the permit page

Who worked here

Everyone with a license on these permits, by role, with how many permits each is on.

Contractors: Wing Chow Construction (4), Hong Wei Construction Inc (3), Crime Watch Security Sys Llc, Sincere Construction Company Inc
Engineers: Darren Wong, Jeff Tsz Wai Chow
Designers: Crime Watch, Darren Wong

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