PW Contract 35 Traffic Signal Upgrade

candidate project Construction bfbf2762-bcf7-4c9d-9c1c-59f3e89ecdf5

The PW Contract 35 Traffic Signal Upgrade is a San Francisco Public Works project to upgrade traffic signals, curb ramps, and streetlights at locations across the city, including sites along California Street, Haight Street, and Alemany Boulevard. Owned by SF DPW's electrical division and led by Grant Ly, the project recently moved into its construction phase, with work scheduled to run from June 2026 to January 2028. No cost figures have been published.AI-generated

Updates (3)

What has happened on this project: the agency's own announcements, documents it published, changes we detected in its records, and independent coverage. Each entry says where it came from.

detected Jul 31, 2026
Recorded change

Expected completion changed

Detected by sfproj

Expected completion: 2028-08-06 → 2028-01-27
detected Jul 31, 2026
Recorded change

Phase changed

Detected by sfproj

Phase: Design → Construction
detected Jul 31, 2026
Recorded change

Start changed

Detected by sfproj

Start: 2026-05-30 → 2026-06-29

Current record

Field	Value	Provenance
agency.owner	SF DPW IDC - Electrical	reported socrata:btxj-k9uh · retrieved 2026-07-17 “agency_name: SF DPW IDC - Electrical”
contact.email	Grant.Ly@sfdpw.org	reported socrata:btxj-k9uh · retrieved 2026-07-17 “project_manager_email: Grant.Ly@sfdpw.org”
contact.name	Grant Ly	reported socrata:btxj-k9uh · retrieved 2026-07-17 “project_manager_name: Grant Ly”
description	Upgrading Traffic Signal, Curb ramp and Streetlights	reported socrata:btxj-k9uh · retrieved 2026-07-17 “description: Upgrading Traffic Signal, Curb ramp and Streetlights”
location.geometry	15 geometries	reported socrata:btxj-k9uh · retrieved 2026-08-27 “15 published segment geometries”
location.street_limits	06th Ave; 16th St; 25th Ave; 29th St; 30th Ave; 30th St; 36th Ave; Alemany Blvd; Anza St; Baker St; California St; Haight St; Larkin St; Portola Dr	derived socrata:btxj-k9uh · retrieved 2026-07-17 “assembled from segment on/from/to street fields”
name	PW Contract 35 Traffic Signal Upgrade	reported socrata:btxj-k9uh · retrieved 2026-07-17 “name: PW Contract 35 Traffic Signal Upgrade”
phase	Construction	reported socrata:btxj-k9uh · retrieved 2026-07-31 “project_phase: Construction”
project_type	Roadway	reported socrata:btxj-k9uh · retrieved 2026-07-31 “facility_type: Roadway”
schedule.end	2028-01-27	reported socrata:btxj-k9uh · retrieved 2026-07-31 “end_date: 2028-01-27T00:00:00.000”
schedule.start	2026-06-29	reported socrata:btxj-k9uh · retrieved 2026-07-31 “start_date: 2026-06-29T00:00:00.000”
source.project_id	31365	reported socrata:btxj-k9uh · retrieved 2026-07-17 “dotmapsid: 31365”
status	Active	reported socrata:btxj-k9uh · retrieved 2026-07-17 “project_status: Active”
summary	The PW Contract 35 Traffic Signal Upgrade is a San Francisco Public Works project to upgrade traffic signals, curb...	generated llm:summarize · retrieved 2026-07-31 “generated from 13 resolved fields; input sha256-v2=66819c0e008e04cef25a05de400e885feb2a4af2398d7385bba94825efe9287d”

Changes

2026-08-27	field changed immaterial	{'type': 'GeometryCollection', 'geometries': [{'type': 'Point', 'coordinates': [-122.42266944500038, 37.743942241062975]}, {'type': 'Point', 'coordinates': [-122.4548851257099, 37.71047855328928]}, {'type': 'Point', 'coordinates': [-122.42328556177372, 37.74229453299941]}, {'type': 'Point', 'coordinates': [-122.45085298356257, 37.74582583143961]}, {'type': 'Point', 'coordinates': [-122.41827098009273, 37.78703794749869]}, {'type': 'Point', 'coordinates': [-122.41903621141712, 37.790788054134495]}, {'type': 'Point', 'coordinates': [-122.43088215277653, 37.764373510329314]}, {'type': 'Point', 'coordinates': [-122.43209230115778, 37.77189726585821]}, {'type': 'Point', 'coordinates': [-122.44111041792083, 37.77456748248359]}, {'type': 'Point', 'coordinates': [-122.46310199433245, 37.76417782753118]}, {'type': 'Point', 'coordinates': [-122.45584312978079, 37.77994148737463]}, {'type': 'Point', 'coordinates': [-122.48459523762844, 37.77816583456881]}, {'type': 'Point', 'coordinates': [-122.4848742581304, 37.782025494400834]}, {'type': 'Point', 'coordinates': [-122.48953948056717, 37.77232547341118]}, {'type': 'Point', 'coordinates': [-122.49597201593365, 37.77203201473541]}]} → {'type': 'GeometryCollection', 'geometries': [{'type': 'Point', 'coordinates': [-122.42266945, 37.74394224]}, {'type': 'Point', 'coordinates': [-122.45488513, 37.71047855]}, {'type': 'Point', 'coordinates': [-122.42328556, 37.74229453]}, {'type': 'Point', 'coordinates': [-122.45085298, 37.74582583]}, {'type': 'Point', 'coordinates': [-122.41827098, 37.78703795]}, {'type': 'Point', 'coordinates': [-122.41903621, 37.79078805]}, {'type': 'Point', 'coordinates': [-122.43088215, 37.76437351]}, {'type': 'Point', 'coordinates': [-122.4320923, 37.77189727]}, {'type': 'Point', 'coordinates': [-122.44111042, 37.77456748]}, {'type': 'Point', 'coordinates': [-122.46310199, 37.76417783]}, {'type': 'Point', 'coordinates': [-122.45584313, 37.77994149]}, {'type': 'Point', 'coordinates': [-122.48459524, 37.77816583]}, {'type': 'Point', 'coordinates': [-122.48487426, 37.78202549]}, {'type': 'Point', 'coordinates': [-122.48953948, 37.77232547]}, {'type': 'Point', 'coordinates': [-122.49597202, 37.77203201]}]}
2026-07-31	completion date changed	~~2028-08-06~~ → 2028-01-27
2026-07-31	start date changed	~~2026-05-30~~ → 2026-06-29
2026-07-31	field changed immaterial	~~Sanitary Sewer, Roadway~~ → Roadway
2026-07-31	phase changed	~~Design~~ → Construction

Source records

Public Works coordinated projects (DotMaps)

key 31365

primary · rule:dotmaps-group-by-dotmapsid

dataset page ↗ · this record’s data ↗

Assertion history (latest 100, including superseded)

Predicate	Value	Class	Recorded	State
location.geometry	15 geometries	reported	2026-08-27	live
summary	The PW Contract 35 Traffic Signal Upgrade is a San Francisco Public Works project to upgrade traffic signals, curb ramps, and streetlights at locations across the city, including sites along California Street, Haight Street, and Alemany Boulevard. Owned by SF DPW's electrical division and led by Grant Ly, the project recently moved into its construction phase, with work scheduled to run from June 2026 to January 2028. No cost figures have been published.	generated	2026-07-31	live
schedule.end	2028-01-27	reported	2026-07-31	live
schedule.start	2026-06-29	reported	2026-07-31	live
project_type	Roadway	reported	2026-07-31	live
phase	Construction	reported	2026-07-31	live
summary	The PW Contract 35 Traffic Signal Upgrade is an active San Francisco Public Works project to upgrade traffic signals, curb ramps, and streetlights at locations across the city, including California Street, Haight Street, Alemany Boulevard, and Portola Drive, among others. Managed by the DPW Electrical division, the project is currently in the design phase, with construction scheduled to run from May 2026 to August 2028. No cost figures have been published.	generated	2026-07-18	superseded
location.geometry	15 geometries	reported	2026-07-17	superseded
location.street_limits	06th Ave; 16th St; 25th Ave; 29th St; 30th Ave; 30th St; 36th Ave; Alemany Blvd; Anza St; Baker St; California St; Haight St; Larkin St; Portola Dr	derived	2026-07-17	live
schedule.end	2028-08-06	reported	2026-07-17	superseded
schedule.start	2026-05-30	reported	2026-07-17	superseded
source.project_id	31365	reported	2026-07-17	live
contact.email	Grant.Ly@sfdpw.org	reported	2026-07-17	live
contact.name	Grant Ly	reported	2026-07-17	live
agency.owner	SF DPW IDC - Electrical	reported	2026-07-17	live
project_type	Sanitary Sewer, Roadway	reported	2026-07-17	superseded
phase	Design	reported	2026-07-17	superseded
status	Active	reported	2026-07-17	live
description	Upgrading Traffic Signal, Curb ramp and Streetlights	reported	2026-07-17	live
name	PW Contract 35 Traffic Signal Upgrade	reported	2026-07-17	live