644–648 Natoma Street

1. 1907

   Built.

2. 1907

   A standard residential flat with architectural integrity.

   South of Market Area Historic Context Statement, adopted 2011
3. Aug 1982

   Building use: apts.

   Expired Permit 8207169 $$$ $6,000
4. Nov 2007

   Correction of violation#14 (exterior back stair exit). discription of work: repair stair's step. wood dryrots (2) (1) 4"x4" post dry rot, botten (4'x4"x5') (1). repair <50% or plans may be req by field building inspection.

   Expired Permit 200711077608 $$$ $675
5. Jul 2009

   Remove existing roof system to the bare decking. overlay the existing roof with a 45 mil thick themoplastic tpo roofing system by carlise syn tec. reroofing.

   Complete Permit 200907021924 $$$ $11,700
6. Apr 2011

   Comply with violation#201197849, item#2 repair siding uneven post, item #3 repair 2 stair treads, item #4 provide 6 handrail ext. exit stairs. item #5 provide dryer vent @ basement area.

   Complete Permit 201104285000 $$$ $1,000
7. Jul 2011

   To obtain final inspection for work approved under permit application 200711077608. all work is complete.

   Issued Permit 201107250948 $$$ $675
8. Jul 2015

   Work in one unit: repair wood dry rot on back stair exit, remove/replace railing and tread (steps), less 50% work.

   Issued Permit 201507313038 $$$ $1,500
9. Apr 2017

   Soft story retrofit per sfebc chapter 4d engineering criteria: 2016 cebc appendix a-4.

   Complete Permit 201704194295 $$$ $102,000
10. Apr 2017

    Add (3) units under adu legislation on ground. each unit with kitchen & bath as per ord #162-16. new windows front & rear, new stair to lower level, refer to permit #201704194295.

    Complete Permit 201704285242 $$$ $100,000
11. Jun 2017

    Fire alarm system - 1 facp, 1 lcd amunicator, 1 mini monitor module, 1 dual monitor module, 4 manual pull stations, 5 smoke detectors, 27 low frequency sounders, 2 horn/storbes.

    Cancelled Permit 201706068584 $$$ $26,000
12. Jul 2017

    Replace facu ith new addressable facu 1 facu, 1 led annunciator, 1 mini monitor module, 1 dual monitor module, 4 mps, 16 smoke det, 27 low freq sounders, 2 horn strobe.

    Issued Permit 201707242778 $$$ $20,500
13. Oct 2017

    Structural revision to permit application 201704285242, memorialize as-built structural work.

    Complete Permit 201710171479 $$$ $5,000
14. Nov 2017

    Install 46 sprinklers at gr fl only per nfpa 13, undergound per nfpa 24 ti 201704285242.

    Complete Permit 201711274785 $$$ $15,000

7 nominal $1 street-space or sidewalk permits are omitted from the timeline.