Seung Kun Oh
- Listed as
- architect, engineer
- Firm
- J5 Infrasture Partners
- Based in
- Irvine
- On San Francisco permits
- Oct 2021 to Sep 2022
28 permits since 2000 (engineer on 26 permits, architect on 2 permits): 25 completed, 3 never finaled.
This is the city’s permit record, not a license check: the role and the number come from what was written on each permit (the number spelled one way). It does not show whether the license is current. How to read these records
Most recent permits
| Filed | Outcome | Address | Contractor | Work described on the permit | Declared cost |
|---|---|---|---|---|---|
| Sep 26, 2022 | Completed final sign-off Jun 2023 | 1408 California St | Metropolitan Electrical Construction | att modification of unmanned telecom facility consisting of remove/replace 9 antennas, remove 6 rrus, installl 3 new rrus, 3 new diplexers, relocate 1 radome with new sleeper platform. new rf safety sign barricades, stripping on roof. remove/replace 20 acid lead batteries within e cabinets.Details
att modification of unmanned telecom facility consisting of remove/replace 9 antennas, remove 6 rrus, installl 3 new rrus, 3 new diplexers, relocate 1 radome with new sleeper platform. new rf safety sign barricades, stripping on roof. remove/replace 20 acid lead batteries within e cabinets. | $55,000 |
| Sep 26, 2022 | Completed final sign-off Feb 2024 | 766 Vallejo St | Metropolitan Electrical Construction | at&t modification remove 9 antennas, install 6 antennas pipe mounts, r/r 6 rrus; install3 dc 9 boxes & 6 power trunks 3 fiber, remove 2 cabinets & add 1 new w/4 new 155ah load batteries; remove 9 tma's & 7/8 " cabling; install 2 rectifiers in (e) dcpp, 2 new dc12 on (e) frame, 1 new 6648 to 6630 bbuDetails
at&t modification remove 9 antennas, install 6 antennas pipe mounts, r/r 6 rrus; install3 dc 9 boxes & 6 power trunks 3 fiber, remove 2 cabinets & add 1 new w/4 new 155ah load batteries; remove 9 tma's & 7/8 " cabling; install 2 rectifiers in (e) dcpp, 2 new dc12 on (e) frame, 1 new 6648 to 6630 bbu | $75,000 |
| Sep 26, 2022 | Never finaled issued Oct 2022, no final | 6221 Geary Bl | Invertice Inc | at&t modification of an unmanned telecom facility consisting of remove & replace (6) antennas, relocate (3) antennas, install(4) (n) frp boxes (a&c) install (n) rf safety signs barricades & stripping @ roof; r/r (16) lead acid batteries in (e) cabinets, install (4) rectifiers in (e) dcpp rack &Details
at&t modification of an unmanned telecom facility consisting of remove & replace (6) antennas, relocate (3) antennas, install(4) (n) frp boxes (a&c) install (n) rf safety signs barricades & stripping @ roof; r/r (16) lead acid batteries in (e) cabinets, install (4) rectifiers in (e) dcpp rack & | $65,000 |
| Aug 30, 2022 | Completed final sign-off Aug 2023 | 22 Battery St | Lemcon | att modification of unmanned telecom facility. remove/replace 6 antennas, new rf safety signs,secure barricades w/locked gates & striping at rooftop.new 6648 baseband unit in e rack.Details
att modification of unmanned telecom facility. remove/replace 6 antennas, new rf safety signs,secure barricades w/locked gates & striping at rooftop.new 6648 baseband unit in e rack. | $45,000 |
| Aug 16, 2022 | Completed final sign-off Jun 2024 | 2501 03rd St | Metropolitan Electrical Construction | att modifcation of unmanned telecom facility, remove (9)panel antennas, (6)new, remove (3)rrus, install (3)6 awg power trunk cables. new rf safety signs, barricade/striping rooftop, install (1)new rectifier in e dc power plant, (1)new 6648 baseband unit in existing purcell cabinetDetails
att modifcation of unmanned telecom facility, remove (9)panel antennas, (6)new, remove (3)rrus, install (3)6 awg power trunk cables. new rf safety signs, barricade/striping rooftop, install (1)new rectifier in e dc power plant, (1)new 6648 baseband unit in existing purcell cabinet | $55,000 |
| Jul 28, 2022 | Completed final sign-off Jan 2023 | 400 Post St | Electric Tech Construction Inc | att modification of unmanned telecome facility consisting of 3 panel antennas, new rf safety signs, barriers, triping roof. remove 20 batteries install new within existing,new batteries new vertiv battery rack.install new flx21 purcell cabinet w bbu,6 new rectifiers within exostog dcpp cabinetDetails
att modification of unmanned telecome facility consisting of 3 panel antennas, new rf safety signs, barriers, triping roof. remove 20 batteries install new within existing,new batteries new vertiv battery rack.install new flx21 purcell cabinet w bbu,6 new rectifiers within exostog dcpp cabinet | $75,000 |
| May 16, 2022 | Completed final sign-off Apr 2024 | 2550 Sloat Bl | Invertice Inc | at&t modification of an (e) telecom facility consisting remove and replace (6) antennas within (e) radomes, remove (6) rru's add install (3) new rru's; install new rp safety ing & stripping on rooftop, install (1) new rectifier in (e) dcpp cabinetDetails
at&t modification of an (e) telecom facility consisting remove and replace (6) antennas within (e) radomes, remove (6) rru's add install (3) new rru's; install new rp safety ing & stripping on rooftop, install (1) new rectifier in (e) dcpp cabinet | $25,000 |
| Apr 26, 2022 | Completed final sign-off Nov 2022 | 225 30th St | Metropolitan Electrical Construction | att cell site mod: r/r 9 panel antennas.remove 6 rru's and replace with 3 new rrus. install 3 new diplexers near antennas sector.r/r 20 batteirs.install new rf safety signs and striping at rooftop.Details
att cell site mod: r/r 9 panel antennas.remove 6 rru's and replace with 3 new rrus. install 3 new diplexers near antennas sector.r/r 20 batteirs.install new rf safety signs and striping at rooftop. | $45,000 |
| Apr 26, 2022 | Completed final sign-off Mar 2023 | 270 Mcallister St | Electric Tech Construction Inc | cell site mod: r/r 2 antennas from sector c.install 1 (n) antennae at sector a/b.remove 2 (e) low loss conbiners, 1 (e) duw from rack.install 1-6648 bbu,3 rectifiers, 8 batteries.replace a/c panel with new 200ac breaker.install rf saftey.Details
cell site mod: r/r 2 antennas from sector c.install 1 (n) antennae at sector a/b.remove 2 (e) low loss conbiners, 1 (e) duw from rack.install 1-6648 bbu,3 rectifiers, 8 batteries.replace a/c panel with new 200ac breaker.install rf saftey. | $45,000 |
| Apr 4, 2022 | Completed final sign-off Sep 2022 | 802 Bryant St | Ericsson Inc Dba E U S Inc | at&t: modification to an (e) unmanned wireless telecom facility consisting of: remove & replace 6 antennas. install 3 (n) pipe to pupe mount extension. remove & replace 20 (n) batteries. install 1 (n) rectifier 1 6648 baseband unit. install (n) rf safety signs, barricades + stripping.Details
at&t: modification to an (e) unmanned wireless telecom facility consisting of: remove & replace 6 antennas. install 3 (n) pipe to pupe mount extension. remove & replace 20 (n) batteries. install 1 (n) rectifier 1 6648 baseband unit. install (n) rf safety signs, barricades + stripping. | $45,000 |
| Mar 25, 2022 | Completed final sign-off Feb 2023 | 244 Jackson St | at&t: remove and replace 6 antennas, and 3 rrus. remove all unused coax lines. install 1 retifier, 1 dc12 rm withing (e) cabinet and equipment rack. install 4 new batteries.Details
at&t: remove and replace 6 antennas, and 3 rrus. remove all unused coax lines. install 1 retifier, 1 dc12 rm withing (e) cabinet and equipment rack. install 4 new batteries. | $45,000 | |
| Mar 24, 2022 | Completed final sign-off Dec 2022 | 2300 Chestnut St | High Band Construction Inc | at&t: remove and replace 9 antennas. remove 12 rrus and replace with 6 rrus. remove and replace 4 frp radomes at sector a and c. remove and replace 2 cabinets. install new rf and caution signs, batteries and stripping.Details
at&t: remove and replace 9 antennas. remove 12 rrus and replace with 6 rrus. remove and replace 4 frp radomes at sector a and c. remove and replace 2 cabinets. install new rf and caution signs, batteries and stripping. | $45,000 |
| Mar 24, 2022 | Never finaled issued Aug 2022, no final | 353 Sacramento St | Metropolitan Electrical Construction | cell site mod: r/r 6 panel antennas,install 1 new rectifier w/in (e) dc power plant.install (1) 6648 baseband within (e) fif rack.Details
cell site mod: r/r 6 panel antennas,install 1 new rectifier w/in (e) dc power plant.install (1) 6648 baseband within (e) fif rack. | $35,000 |
| Mar 24, 2022 | Completed final sign-off Dec 2022 | 2543 Noriega St | Electric Tech Construction Inc | at&t: modifications of an unmanned telecom facility. remove 7 antennas, replace 7 new antennas. remove 3 rrus and replace with 3 rrus. remove 20 batteries and replace with 20 new batteries. install new rf safety signs and barriers.Details
at&t: modifications of an unmanned telecom facility. remove 7 antennas, replace 7 new antennas. remove 3 rrus and replace with 3 rrus. remove 20 batteries and replace with 20 new batteries. install new rf safety signs and barriers. | $45,000 |
| Mar 14, 2022 | Completed final sign-off Jan 2023 | 274 Brannan St | Metropolitan Electrical Construction | at&t: modification of an unmanned telecom facility. remove + replace 6 panel antennas. install new rf safety signs battiers, stripping on roof. remove + replace 16 batteries & install 2 new rectifiers in (e) dcpp rack,Details
at&t: modification of an unmanned telecom facility. remove + replace 6 panel antennas. install new rf safety signs battiers, stripping on roof. remove + replace 16 batteries & install 2 new rectifiers in (e) dcpp rack, | $35,000 |
| Mar 14, 2022 | Completed final sign-off Nov 2022 | 2288 Broadway | Metropolitan Electrical Construction | at&t modification of an unmanned telecom facility consisting of: install (2) new panel antennas, rf safety signs, barriers/stripping. remove diplexers, (2) rrus. install 6648 baseband in (e) rack, (1) rectifier in (e) dcpp, (4) ah batteries in (e) rack. remove (1) ecisting duw in existing rack.Details
at&t modification of an unmanned telecom facility consisting of: install (2) new panel antennas, rf safety signs, barriers/stripping. remove diplexers, (2) rrus. install 6648 baseband in (e) rack, (1) rectifier in (e) dcpp, (4) ah batteries in (e) rack. remove (1) ecisting duw in existing rack. | $35,000 |
| Mar 14, 2022 | Completed final sign-off Jan 2023 | 550 Indiana St | Electric Tech Construction Inc | at&t: modification of an unmanned telecom facility. r/r 6 antennas behind frp screen (e). install new rf safety signs, barriers and stripping on rooftop. install 2 rectifiers with (e) dcpp cab. remove (12) 155ah batteries and (8) 180ah batteries from (e) cabs and install 16 new 190ah bat. in (e)cabDetails
at&t: modification of an unmanned telecom facility. r/r 6 antennas behind frp screen (e). install new rf safety signs, barriers and stripping on rooftop. install 2 rectifiers with (e) dcpp cab. remove (12) 155ah batteries and (8) 180ah batteries from (e) cabs and install 16 new 190ah bat. in (e)cab | $45,000 |
| Mar 7, 2022 | Completed final sign-off Nov 2023 | 539 Bryant St | Metropolitan Electrical Construction | at&t: modification to an unmanned telecom facitity. r/r 9 antennas, 4 rudomes, 3 rrus and relocate 1 rru at sector c on new mt. install 3 new #6 awg dc power trunks, 3 new 1/4" fiber trunks, new rf safety signs and barriers on rooftop, 3 new dc9 power trunks. r/r 20 batteries. install 12 newDetails
at&t: modification to an unmanned telecom facitity. r/r 9 antennas, 4 rudomes, 3 rrus and relocate 1 rru at sector c on new mt. install 3 new #6 awg dc power trunks, 3 new 1/4" fiber trunks, new rf safety signs and barriers on rooftop, 3 new dc9 power trunks. r/r 20 batteries. install 12 new | $55,000 |
| Mar 3, 2022 | Completed final sign-off Apr 2023 | 405 Geary St | Parsons Environment & Infrasteructure | at&t: modification of unmanned telecom facility. install 2 new antennas, painted to match (e) bldg on 1 standoff mount. install new rf safety signs, barriers and stripping on rooftop. install 1 new 6648 baseband unit /mux in (e) rack.Details
at&t: modification of unmanned telecom facility. install 2 new antennas, painted to match (e) bldg on 1 standoff mount. install new rf safety signs, barriers and stripping on rooftop. install 1 new 6648 baseband unit /mux in (e) rack. | $30,000 |
| Mar 3, 2022 | Completed final sign-off May 2024 | 930 Montgomery St | Invertice Inc | at&t: modification of an unmanned telecom facility. remove & replace 6 antennas. install rf safety signs, secure barricade & stripping on roof. install 1 (n) 6648 bbu/mux in (e) purcell cabinet.Details
at&t: modification of an unmanned telecom facility. remove & replace 6 antennas. install rf safety signs, secure barricade & stripping on roof. install 1 (n) 6648 bbu/mux in (e) purcell cabinet. | $45,000 |
| Mar 3, 2022 | Completed final sign-off Jun 2022 | 4093 24th St | Electric Tech Construction Inc | at&t: modification of an unmanned telecom facility. remove and replace 12 antennas within (e) frp vents, 4 rru's. install 2 new dc9 boxes, 3 new power and 2 fiber trunk to new dc9s. new rf safety signs, barriers and stripping. r/r 12 batteries w (e) cabs, 3 new bbu's in (e) cabs, 2 new rectifiers inDetails
at&t: modification of an unmanned telecom facility. remove and replace 12 antennas within (e) frp vents, 4 rru's. install 2 new dc9 boxes, 3 new power and 2 fiber trunk to new dc9s. new rf safety signs, barriers and stripping. r/r 12 batteries w (e) cabs, 3 new bbu's in (e) cabs, 2 new rectifiers in | $45,000 |
| Feb 10, 2022 | Completed final sign-off Aug 2024 | 350 Judah St | Invertice Inc | at&t: modification of an unnamed telecommunications facility: remove+ replace 6 panel antennas. 1 (n) 12" pipe to pipe extension. 1 (n) dc 9 box, 1 dc power trunk, 1 fiber trunk. remove (e) power plant & install (n) 7100 dc power plant. 12 (n) rectifiers, 1 (n) battery puck. 1 (n) 6648 baseband unitDetails
at&t: modification of an unnamed telecommunications facility: remove+ replace 6 panel antennas. 1 (n) 12" pipe to pipe extension. 1 (n) dc 9 box, 1 dc power trunk, 1 fiber trunk. remove (e) power plant & install (n) 7100 dc power plant. 12 (n) rectifiers, 1 (n) battery puck. 1 (n) 6648 baseband unit | $45,000 |
| Dec 21, 2021 | Completed final sign-off Nov 2022 | 121 Steuart St | Metropolitan Electrical Construction | at&t: replace 10 antennas, remove 3 rru's, relocate 4 rru's, install 3 diplexers, remove 2 cabinets, remove 1 dus41, remove 12 batteries, install 2 rectifiers, install 1 battery rack with 8 strings of batteries, install 12 batteries.Details
at&t: replace 10 antennas, remove 3 rru's, relocate 4 rru's, install 3 diplexers, remove 2 cabinets, remove 1 dus41, remove 12 batteries, install 2 rectifiers, install 1 battery rack with 8 strings of batteries, install 12 batteries. | $25,000 |
| Dec 15, 2021 | Completed final sign-off Nov 2022 | 260 Golden Gate Av | Electric Tech Construction Inc | replace 3 antennas, re3move 2 battery stacks, install new batter rack with new batteries, instal new rectifier in power plant, install new baseband unit in e rackDetails
replace 3 antennas, re3move 2 battery stacks, install new batter rack with new batteries, instal new rectifier in power plant, install new baseband unit in e rack | $15,000 |
| Dec 7, 2021 | Completed final sign-off Mar 2023 | 30 Rickard St | Metropolitan Electrical Construction | modification to existing cellsite. replace (9) antennas, replace 3 remote radio units, remove 28 loax. install (3) diplexers, install (1) surge suppressor. install (1) power , 1 fiber trunk, install 3 rectifiers at the equipment area.Details
modification to existing cellsite. replace (9) antennas, replace 3 remote radio units, remove 28 loax. install (3) diplexers, install (1) surge suppressor. install (1) power , 1 fiber trunk, install 3 rectifiers at the equipment area. | $15,000 |
| Dec 1, 2021 | Completed final sign-off Jan 2023 | 455 Franklin St | Metropolitan Electrical Construction | att modification. r& 9 panel antenas, r&r 3 rrus. r&r 6 rruw with 3 diplexers. install 1 pipe to pipe. install 3 dc power trunks to (e) dc6. remove 12 155ah batteries. install 12 190 ah bat in (e) dcrp battery cab. r&r 4 155ah with 8 new. add new 6648 baseboard in (e) cabinet. add 2 new rectifiersDetails
att modification. r& 9 panel antenas, r&r 3 rrus. r&r 6 rruw with 3 diplexers. install 1 pipe to pipe. install 3 dc power trunks to (e) dc6. remove 12 155ah batteries. install 12 190 ah bat in (e) dcrp battery cab. r&r 4 155ah with 8 new. add new 6648 baseboard in (e) cabinet. add 2 new rectifiers | $80,000 |
| Nov 10, 2021 | Completed final sign-off May 2022 | 951 Howard St | Electric Tech Construction Inc | at&t modidy of (e) unmanned cell site. antenna location: remove & replace (3) antennas - painted to match. equipment: remove (16) 155 ah batteries & (4) 160ah batteries from (e) battery rack. install (1) n battery tray in (e) dcpp-(12) 190 ah batt & (8) 190ah-(1) 6648 in (e) rack; remove 2 (e) tma'Details
at&t modidy of (e) unmanned cell site. antenna location: remove & replace (3) antennas - painted to match. equipment: remove (16) 155 ah batteries & (4) 160ah batteries from (e) battery rack. install (1) n battery tray in (e) dcpp-(12) 190 ah batt & (8) 190ah-(1) 6648 in (e) rack; remove 2 (e) tma' | $80,000 |
| Oct 28, 2021 | Never finaled filed Oct 2021, never issued | 1111 Junipero Serra Bl | modification of an (e) t mobile telecommunication facility consisting of the following: install 1 new 25kwh diesel generator, 1 new automatic transfer switch mounted on (e) cmu wall, insall 1 new 6 fire extenguisher on mounted (e) cmu wall and 1 new generator e-stop mounted on (e) cmu wall.Details
modification of an (e) t mobile telecommunication facility consisting of the following: install 1 new 25kwh diesel generator, 1 new automatic transfer switch mounted on (e) cmu wall, insall 1 new 6 fire extenguisher on mounted (e) cmu wall and 1 new generator e-stop mounted on (e) cmu wall. | $40,000 |