CheckMyDesignerYunxiao Yang
Engineer · Yunxiao Yang · Gaithersburg
Public records
From the licensing board and the city of San Francisco.
The short answer
- Licensed?
- License activeCivil Engineer C-87746First issued Jun 1, 2017, expires Sep 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?
- 7 permits since 2022, 7 in the last 5 years. Latest filed Oct 28, 2026.
- What kind of projects?
- Other 7
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.
Other: 7 permits in San Francisco
Time to get a permit
Median from filing to permit, from 5 issued permits filed since 1966; 2 still in review.
Where
- Financial District/South Beach2
- Japantown1
- Mission Bay1
- Lone Mountain/USF1
Most recent
- 121 Steuart StModification to an (e) wireless facitliy consisting of remove 6 rrus, install new rrus, remove and replace 3 air antennas, remove(e) antenna frame at sector c and replace w/new street beam and pipe mounts, install new pipe mounts for air antennas, relocate 1 (e) rru and 1 surge suppressor, relocateOct 28, 2026Filed
- 1635 Divisadero StModification to an existing at&t wireless facility consisting: remove/relocate 16 antennas + 2 new r/r 32 rru's; remove extg powertrunks, cables, tray; r/r surge suppressors w/6 dc-9; h frame behind new frp screening. equipment area sow to include; r+r 32 batteries; remove 3 purcell cabinets;Jul 9, 2025Complete
- 150 Hooper StInstallation of an unmanned telecomm facility, consisting of a rooftop design with anennaes concealed by frp screening. related supporting equipment included.Jan 15, 2025Issued
- 401 03rd St #0At&t wireless modification of an (e) roofing wireless facility consisting - remove 4 antennas, install 5 antennas, extend (e) frp screening; new 1 rectifier in (e) dcpp & 1 new xmu in (e) purcell cab; frp screening to match texture/color of (e) frp screeningAug 13, 2024Complete
- 1801 Fulton St #0Remove(1)(e)antenna.remove(4)(e)) rrus(2) rrus11 b13(2) rrus112 b4. install (3)(n) antennas. install (3)(n)rrus (1)4449(2)8843. install (4)(n) diplexer. install (2)(n) antenna mounts.relocate (1)(e) 6x12 hyrbid cable.install (2)(n) 6x12 hyrbid cablles. sow at equipment. remove (1) (e) legacy 48v pp.Aug 25, 2023Filed
| Filed | Project | Type | Status | Time to permit | Open |
|---|---|---|---|---|---|
| Oct 28, 2026 | 121 Steuart St Modification to an (e) wireless facitliy consisting of remove 6 rrus, install new rrus, remove and replace 3 air antennas, remove(e) antenna frame at sector c and replace w/new street beam and pipe mounts, install new pipe mounts for air antennas, relocate 1 (e) rru and 1 surge suppressor, relocate Filed | Other | Filed | — | |
| Jul 9, 2025 | 1635 Divisadero St Modification to an existing at&t wireless facility consisting: remove/relocate 16 antennas + 2 new r/r 32 rru's; remove extg powertrunks, cables, tray; r/r surge suppressors w/6 dc-9; h frame behind new frp screening. equipment area sow to include; r+r 32 batteries; remove 3 purcell cabinets; Complete | Other | Complete | Within 1 month | |
| Jan 15, 2025 | 150 Hooper St Installation of an unmanned telecomm facility, consisting of a rooftop design with anennaes concealed by frp screening. related supporting equipment included. Issued | Other | Issued | 3 months | |
| Aug 13, 2024 | 401 03rd St #0 At&t wireless modification of an (e) roofing wireless facility consisting - remove 4 antennas, install 5 antennas, extend (e) frp screening; new 1 rectifier in (e) dcpp & 1 new xmu in (e) purcell cab; frp screening to match texture/color of (e) frp screening Complete | Other | Complete | 6 months | |
| Aug 25, 2023 | 1801 Fulton St #0 Remove(1)(e)antenna.remove(4)(e)) rrus(2) rrus11 b13(2) rrus112 b4. install (3)(n) antennas. install (3)(n)rrus (1)4449(2)8843. install (4)(n) diplexer. install (2)(n) antenna mounts.relocate (1)(e) 6x12 hyrbid cable.install (2)(n) 6x12 hyrbid cablles. sow at equipment. remove (1) (e) legacy 48v pp. Filed | Other | Filed | — | |
| Jun 21, 2023 | 601 Van Ness Av Remove 9 (e) antennas. remove 7 (e) piplexers. install 9 (n) antennas. install 6 (n) splitters.install 6 (n) cominers.install 3 (n) antenna mounts. no new batteries proposed. Complete | Other | Complete | 6 months | |
| Apr 6, 2022 | 245 South Van Ness Av Verizon wireless: remove 3 (e) rrus. remove 3 (e) dc-3315 surge protector. install 6 (n) antennas, 3 (n) rrus, 3 (n) dc surge protectors. remove 3 (e) 6x12 hybrid cables. install 3 (n) 12x24 hybrid cables. relocate 3 (e) rrus to antennas. remove 3 (e) surge protector. install 3 (e) surge protector. Issued | Other | Issued | 19 months |
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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