Darrel Wayne Harris
Engineer · Hcg Associates, Inc. · Napa
Public records
From the licensing board and the city of San Francisco.
The short answer
- Licensed?
- License activeStructural Engineer S-2433First issued Jan 20, 1982, expires Jun 30, 2027.
Source: DCA license roster, retrieved Nov 5, 2026
- Any board discipline?
- None found.
We searched the BPELSG enforcement list on Nov 5, 2026.
- Worked in San Francisco?
- 101 permits since 2005, 101 in the last 5 years. Latest filed Sep 16, 2026.
- What kind of projects?
- Seismic retrofit or foundation 32 · Deck, stairs or patio cover 26 · Home remodel 20
- How long do their permits take?
- Seismic retrofit or foundation: 5 months. City typical for the same review: within 1 month.
Permits filed each year
San Francisco permits by the year they were filed. The last 5 years are in blue.
What are you planning?
Pick your kind of project to see their permits for it.
Seismic retrofit or foundation: 32 permits in San Francisco
Time to get a permit
Median from filing to permit, from 31 issued permits filed since 1966. City is the San Francisco median for the same kind of review, from 14,919 permits.
Where
- Bernal Heights3
- Presidio Heights3
- Pacific Heights3
- Marina3
Most recent
- 1640 Florida StVoluntary seismic strengthening of ground floor by adding new plywood shearwall and foundation elements; new wood braces to rear stairway; no lowering of 1st floor elevation.Jan 10, 2024Complete
- 530 18th AvVoluntary seismic retrofit of ground flSep 13, 2023Issued
- 639 Spruce StRemove/replace (e) foundation in rear storage room & concrete flooringFeb 10, 2023Complete
- 2423 Green StAdd concrete foundation to support kitchen floor joists.Oct 27, 2022Complete
- 478 04th AvRemove and replace rear stairs in kind. add new foundation under rear of building.Jan 3, 2022Complete
| Filed | Project | Type | Status | Time to permit | Open |
|---|---|---|---|---|---|
| Sep 16, 2026 | 458 40th Av To comply with nov 202659334. remove (e) brick wall (perimeter wall) at side and rear of property and construct new wood perimeter fence with concrete footing. Issued | Legalize or fix a violation | Issued | Within 1 month | |
| Feb 27, 2026 | 2670 17th Av Revision to p/a# 2025-1118-9836 to install an on-site subdrain system as the method of preventing hydrostatic pressure behind the previously approved retaining wall. Issued | Revision or supplement | Issued | 3 months | |
| Dec 24, 2025 | 2671 16th Av To comply with nov 202545356. remove (e) brick wall at rear of 2671 16th ave. ref permit 202511189836 Issued | Legalize or fix a violation | Issued | Within 1 month | |
| Dec 10, 2025 | 98 Clarendon Av Add (n) 2nd floor exterior deck at rear of property. Issued | Deck, stairs or patio cover | Issued | 10 months | |
| Nov 18, 2025 | 2670 17th Av Repair the rear retaining wall for violation notice 202545256. ref pa 202512262633 Complete | Legalize or fix a violation | Complete | 1 month | |
| Dec 16, 2024 | 3337 Clay St #0 Adminstrative review permit for deletion of jomy ladder and footing that was previously not approved but was left on the plans. pa#: 202310118446 Complete | Revision or supplement | Complete | Within 1 month | |
| Oct 25, 2024 | 2030 Fell St #0 Unit #2: relocate walls on 2/f in apt# 2. add garage ceiling beams and joists. Issued | Home remodel | Issued | Within 1 month | |
| Oct 17, 2024 | 3733 23rd St Kitchen & bathroom remodel. remove/replace flooring in kitchen and bathroom in-kind. install new cabinets under new counter, new appliances. repaint walls. no additional plumbing fixtures. Complete | Home remodel | Complete | Within 1 month | |
| Oct 1, 2024 | 98 Clarendon Av Remove and replace (e) exterior stairs on east side of building - in kind. Complete | Deck, stairs or patio cover | Complete | 7 months | |
| Jun 11, 2024 | 363 Flood Av Revise rear concrete stairs due to existing condition & feasibility revision to pa 202210114042 Complete | Revision or supplement | Complete | 1 month | |
| Mar 13, 2024 | 253 05th Av Revision to pa 202212138217, pa 202304196035, and pa 202305318936. replace existing stair from rear yard to alley; modify retaining wall per geotechnical report; clarify construction type (va); revise rear deck and provide additional structural details for previously approved rear deck. repair and Complete | Revision or supplement | Complete | 16 months | |
| Jan 30, 2024 | 68 Haight St Comply with nov#202302977. repair foundation wall in the basement of the bldg including addition of foundation footings, installation new concrete wall at basement & upgrades to wood structure including new posts, beams and addition phase 2 work simpson strong wall system in support of #202311301718 Complete | Legalize or fix a violation | Complete | Within 1 month | |
| Jan 16, 2024 | 525 29th St New metal circular stairway from deck @ rear of builindg to backyard grade for rear egress emergency and safety purposes Issued | Deck, stairs or patio cover | Issued | 26 months | |
| Jan 10, 2024 | 1640 Florida St Voluntary seismic strengthening of ground floor by adding new plywood shearwall and foundation elements; new wood braces to rear stairway; no lowering of 1st floor elevation. Complete | Seismic retrofit or foundation | Complete | 2 months | |
| Nov 30, 2023 | 68 Haight St To comply with nov#202302977. includes: repair foundation wall in the basement of the bldg including addition of foundation footings, installation new concrete wall at basement lv and upgrades to the wood structure including new posts, beams and addition of simpson strong wall sys. Complete | Legalize or fix a violation | Complete | 14 months | |
| Nov 8, 2023 | 530 18th Av Add rear stairs and landing, dry rot repair in south lightwell Issued | Deck, stairs or patio cover | Issued | 7 months | |
| Oct 30, 2023 | 1977 Bush St Remove (e) rear stairs, walls and windows. replace in kind. repair dry rot. no work to front facade Complete | Deck, stairs or patio cover | Complete | 5 months | |
| Oct 11, 2023 | 3337 Clay St 1) remove and replace 4 balconies 2) remove (e) front fire escape and reaplce at east side 3) repair dry rotted material 4) repair and replace affected stucco in kind replacement Complete | Deck, stairs or patio cover | Complete | 4 months | |
| Oct 11, 2023 | 1405 Sutter St Remove and replace rear stairs in kind. Filed | Deck, stairs or patio cover | Filed | — | |
| Sep 13, 2023 | 530 18th Av Voluntary seismic retrofit of ground fl Issued | Seismic retrofit or foundation | Issued | Within 1 month |
Sources: DataSF i98e-djp9, 3pee-9qhc, retrieved Nov 5, 2026. Names on permits are matched to licenses by license number and name; unmatched records are not shown.
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