Permit 202005277886

420 23rd St

rough grading of proposed structs,alleys,open space & development block area for portion of pps svd on 4232/006. also incld geo measures of surcharging bay mud within street/deep soil mixing along water front, interim drainage managed erosion sediment control measures will be implemented.

Outcome

Completed (city status: complete, Nov 20, 2025)

Filed

May 27, 2020

Permit issued

Feb 10, 2021

Final sign-off

Nov 20, 2025

Declared cost

$11,357,014

Neighborhood

Potrero Hill

Contractor

De Silva Gates Construction (license 704195)

Property

All permits at this address (block 4232, lot 006)