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Contract 66 New Traffic Signals

candidate project Design 7da969d6-f6e7-4345-b3ad-ebd5039c6d55

Contract 66 New Traffic Signals is a roadway project by San Francisco Public Works (IDC – Electrical) to install new traffic signals at 12 locations across the city, including intersections along 4th Avenue, 4th Street, and Mission Street. Each location will receive pedestrian countdown signals, accessible pedestrian signals, controllers, wiring, poles, and curb ramps. The project is active and currently in the design phase, with construction scheduled to run from July 2027 to January 2029. No cost figures have been published.AI-generated

Current record

FieldValueProvenance
agency.owner SF DPW IDC - Electrical reported socrata:btxj-k9uh · retrieved 2026-07-17
“agency_name: SF DPW IDC - Electrical”
contact.email Jenny.Chan@sfdpw.org reported socrata:btxj-k9uh · retrieved 2026-07-17
“project_manager_email: Jenny.Chan@sfdpw.org”
contact.name Jenny Chan reported socrata:btxj-k9uh · retrieved 2026-07-17
“project_manager_name: Jenny Chan”
description Contract 66 will install new traffic signals at (12) locations. All new signal locations will have new pedestrian countdown signals (PCS), accessible pedestrian signals (APS), controllers, conduit, wiring, poles, and curb ramps. The (12) locations that will receive traffic signals are 10th Avenue\Lincoln, 39th Avenue\Fulton, 28th Street\Guerrero, 41st Avenue\Lincoln, 4th Street\Long Bridge, 4th Street\Mission Rock, 4th Avenue\Fulton, Mission\Mary\Mint, Cesar Chavez\Florida, Divisadero\Castro\Wal reported socrata:btxj-k9uh · retrieved 2026-07-17
“description: Contract 66 will install new traffic signals at (12) locations. All new signal locations will have new pedestrian countdown signals (PCS),...”
location.geometry 15 geometries reported socrata:btxj-k9uh · retrieved 2026-08-27
“15 published segment geometries”
location.street_limits 04th Ave; 04th St; 10th Ave; 28th St; 39th Ave; 41st Ave; Alemany Blvd; Castro St; Cesar Chavez St; Great Hwy; Mary St; Mint St; Mission St from Mint St to Mary St derived socrata:btxj-k9uh · retrieved 2026-07-17
“assembled from segment on/from/to street fields”
name Contract 66 New Traffic Signals reported socrata:btxj-k9uh · retrieved 2026-07-17
“name: Contract 66 New Traffic Signals”
phase Design reported socrata:btxj-k9uh · retrieved 2026-07-17
“project_phase: Design”
project_type Roadway reported socrata:btxj-k9uh · retrieved 2026-07-17
“facility_type: Roadway”
schedule.end 2029-01-10 reported socrata:btxj-k9uh · retrieved 2026-07-17
“end_date: 2029-01-10T00:00:00.000”
schedule.start 2027-07-01 reported socrata:btxj-k9uh · retrieved 2026-07-17
“start_date: 2027-07-01T00:00:00.000”
source.project_id 52354 reported socrata:btxj-k9uh · retrieved 2026-07-17
“dotmapsid: 52354”
status Active reported socrata:btxj-k9uh · retrieved 2026-07-17
“project_status: Active”
summary Contract 66 New Traffic Signals is a roadway project by San Francisco Public Works (IDC – Electrical) to install new... generated llm:summarize · retrieved 2026-07-18
“generated from 13 resolved fields; input sha256-v2=a0921ee0864b17e7628a2df9389d64e13a698d68b25c180411838f7451cd456f”

Changes

2026-08-27 field changed immaterial {'type': 'GeometryCollection', 'geometries': [{'type': 'Point', 'coordinates': [-122.40964638759935, 37.748334390254705]}, {'type': 'Point', 'coordinates': [-122.42221829119411, 37.745578813861385]}, {'type': 'Point', 'coordinates': [-122.4349733536293, 37.72817129589942]}, {'type': 'Point', 'coordinates': [-122.40725467454448, 37.782119419259175]}, {'type': 'Point', 'coordinates': [-122.40716438271988, 37.78219072160289]}, {'type': 'Point', 'coordinates': [-122.43684894274142, 37.77034289694372]}, {'type': 'Point', 'coordinates': [-122.46751510577778, 37.765877246017666]}, {'type': 'Point', 'coordinates': [-122.46161975519523, 37.77389525355784]}, {'type': 'Point', 'coordinates': [-122.5008305957349, 37.76440614103664]}, {'type': 'Point', 'coordinates': [-122.4991830422075, 37.77188539240111]}, {'type': 'Point', 'coordinates': [-122.51034131934375, 37.764000833699534]}, {'type': 'Point', 'coordinates': [-122.50983306460367, 37.76396928674943]}, {'type': 'Point', 'coordinates': [-122.39143433588816, 37.77346692147613]}, {'type': 'Point', 'coordinates': [-122.39137353228595, 37.77283099545954]}, {'type': 'LineString', 'coordinates': [[-122.40716438255541, 37.78219072171648], [-122.40725467459693, 37.78211941919348]]}]} → {'type': 'GeometryCollection', 'geometries': [{'type': 'Point', 'coordinates': [-122.40964639, 37.74833439]}, {'type': 'Point', 'coordinates': [-122.42221829, 37.74557881]}, {'type': 'Point', 'coordinates': [-122.43497335, 37.7281713]}, {'type': 'Point', 'coordinates': [-122.40725467, 37.78211942]}, {'type': 'Point', 'coordinates': [-122.40716438, 37.78219072]}, {'type': 'Point', 'coordinates': [-122.43684894, 37.7703429]}, {'type': 'Point', 'coordinates': [-122.46751511, 37.76587725]}, {'type': 'Point', 'coordinates': [-122.46161976, 37.77389525]}, {'type': 'Point', 'coordinates': [-122.5008306, 37.76440614]}, {'type': 'Point', 'coordinates': [-122.49918304, 37.77188539]}, {'type': 'Point', 'coordinates': [-122.51034132, 37.76400083]}, {'type': 'Point', 'coordinates': [-122.50983306, 37.76396929]}, {'type': 'Point', 'coordinates': [-122.39143434, 37.77346692]}, {'type': 'Point', 'coordinates': [-122.39137353, 37.772831]}, {'type': 'LineString', 'coordinates': [[-122.40716438, 37.78219072], [-122.40725467, 37.78211942]]}]}

Source records

Public Works coordinated projects (DotMaps) key 52354 primary · rule:dotmaps-group-by-dotmapsid dataset page ↗ · this record’s data ↗

Assertion history (latest 100, including superseded)

PredicateValueClassRecordedState
location.geometry 15 geometries reported 2026-08-27 live
summary Contract 66 New Traffic Signals is a roadway project by San Francisco Public Works (IDC – Electrical) to install new traffic signals at 12 locations across the city, including intersections along 4th Avenue, 4th Street, and Mission Street. Each location will receive pedestrian countdown signals, accessible pedestrian signals, controllers, wiring, poles, and curb ramps. The project is active and currently in the design phase, with construction scheduled to run from July 2027 to January 2029. No cost figures have been published. generated 2026-07-18 live
location.geometry 15 geometries reported 2026-07-17 superseded
location.street_limits 04th Ave; 04th St; 10th Ave; 28th St; 39th Ave; 41st Ave; Alemany Blvd; Castro St; Cesar Chavez St; Great Hwy; Mary St; Mint St; Mission St from Mint St to Mary St derived 2026-07-17 live
schedule.end 2029-01-10 reported 2026-07-17 live
schedule.start 2027-07-01 reported 2026-07-17 live
source.project_id 52354 reported 2026-07-17 live
contact.email Jenny.Chan@sfdpw.org reported 2026-07-17 live
contact.name Jenny Chan reported 2026-07-17 live
agency.owner SF DPW IDC - Electrical reported 2026-07-17 live
project_type Roadway reported 2026-07-17 live
phase Design reported 2026-07-17 live
status Active reported 2026-07-17 live
description Contract 66 will install new traffic signals at (12) locations. All new signal locations will have new pedestrian countdown signals (PCS), accessible pedestrian signals (APS), controllers, conduit, wiring, poles, and curb ramps. The (12) locations that will receive traffic signals are 10th Avenue\Lincoln, 39th Avenue\Fulton, 28th Street\Guerrero, 41st Avenue\Lincoln, 4th Street\Long Bridge, 4th Street\Mission Rock, 4th Avenue\Fulton, Mission\Mary\Mint, Cesar Chavez\Florida, Divisadero\Castro\Wal reported 2026-07-17 live
name Contract 66 New Traffic Signals reported 2026-07-17 live