Permit GraphShortlistSan Francisco building permits since 2000

Block 3051, lot 016

420 Colon Ave

City’s use
Single Family Residential
Built
1926
Stories
1
Units
1
Rooms
3 bedrooms, 3 bathrooms
Building
2,754 sq ft
Lot
3,449 sq ft
Zoning
RH1D
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

7 permits filed for this property since 2000.

CompletedIn progressNever finaledExpired or cancelled
FiledOutcomeAddressContractorWork described on the permitDeclared cost
Feb 11, 2025Expired or cancelled
cancelled Oct 2025
420 Colon AvRmm Roofing Incre-roofing: tear off and disposal of (e) roofing materials, install roof layers, nail down base. torch down.
Details
Permit
202502110107
Status
cancelled
Filed
Feb 11, 2025
Permit issued
Feb 11, 2025
Declared cost
$11,000
Address
420 Colon Av

re-roofing: tear off and disposal of (e) roofing materials, install roof layers, nail down base. torch down.

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$11,000
Jun 14, 2022Completed
final sign-off Oct 2023
420 Colon AvWill P K Ng Construction Inc.revision to pa# 202111162542. add non-bearing partition wall to existing family room at ground floor.
Details
Permit
202206146324
Status
complete
Filed
Jun 14, 2022
Permit issued
Jul 18, 2022
Final sign-off
Oct 27, 2023
Declared cost
$2,000
Address
420 Colon Av

revision to pa# 202111162542. add non-bearing partition wall to existing family room at ground floor.

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$2,000
Nov 16, 2021Completed
final sign-off Oct 2023
420 Colon AvWill P K Ng Construction Inc.add kitchenette to existing family room at ground floor.
Details
Permit
202111162542
Status
complete
Filed
Nov 16, 2021
Permit issued
Nov 18, 2021
Final sign-off
Oct 27, 2023
Declared cost
$5,000
Address
420 Colon Av

add kitchenette to existing family room at ground floor.

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$5,000
Jan 27, 2012Completed
final sign-off Mar 2012
420 Colon AvWill P K Ng Construction Inc.revision/as-built floor layout to pa #201109084155: to comply w/complaint #201280795 - add cabinetry at family room & remove sink (previous permit).
Details
Permit
201201273023
Status
complete
Filed
Jan 27, 2012
Permit issued
Jan 27, 2012
Final sign-off
Mar 1, 2012
Address
420 Colon Av

revision/as-built floor layout to pa #201109084155: to comply w/complaint #201280795 - add cabinetry at family room & remove sink (previous permit).

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Sep 23, 2011Completed
final sign-off Mar 2012
420 Colon AvWill P K Ng Construction Inc.revision to pa# 2011-0908-4155-comply w/correction notice, replace/repair foundation at ground floor & replace header at kitchen area
Details
Permit
201109235337
Status
complete
Filed
Sep 23, 2011
Permit issued
Sep 26, 2011
Final sign-off
Mar 1, 2012
Declared cost
$6,000
Address
420 Colon Av

revision to pa# 2011-0908-4155-comply w/correction notice, replace/repair foundation at ground floor & replace header at kitchen area

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$6,000
Sep 8, 2011Completed
final sign-off Mar 2012
420 Colon AvWill P K Ng Construction Inc.remodel play room, storage room & add one bedroom, family room & two bathrooms at ground floor.
Details
Permit
201109084155
Status
complete
Filed
Sep 8, 2011
Permit issued
Sep 8, 2011
Final sign-off
Mar 1, 2012
Declared cost
$33,000
Address
420 Colon Av

remodel play room, storage room & add one bedroom, family room & two bathrooms at ground floor.

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$33,000
Aug 18, 2011Completed
final sign-off Mar 2012
420 Colon AvWill P K Ng Construction Inc.remodel kitchen & 2 bathrooms, no structural work & (n) lighting comply with cec 150 (k), provide carbon monoxide alarm, repair stucco at sides and rear, not visible from street, no structural work, repair and repl stucco in kind
Details
Permit
201108182733
Status
complete
Filed
Aug 18, 2011
Permit issued
Aug 18, 2011
Final sign-off
Mar 1, 2012
Declared cost
$12,000
Address
420 Colon Av

remodel kitchen & 2 bathrooms, no structural work & (n) lighting comply with cec 150 (k), provide carbon monoxide alarm, repair stucco at sides and rear, not visible from street, no structural work, repair and repl stucco in kind

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$12,000

Who worked here

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

Contractors
Will P K Ng Construction Inc. (6), Rmm Roofing Inc
Designers
Will Ng

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