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Contract 35: Traffic Signal Modifications

candidate project Design efd08f14-333c-46f3-8ef4-917e523076eb

The Contract 35: Traffic Signal Modifications is a citywide roadway safety project led by the SF MTA's Transportation Engineering division that will design and construct signal improvements at 23 intersections chosen primarily to address pedestrian safety concerns. Planned upgrades include new pedestrian countdown signals, mast-arm signals to improve visibility, and left-turn or other signal-phasing changes based on a collision analysis. The project is currently in the design phase, with construction scheduled to run from April 2026 to November 2027. No cost figures have been published.AI-generated

Current record

FieldValueProvenance
agency.owner SF MTA SS - Transportation Engineering (Capital) reported socrata:btxj-k9uh · retrieved 2026-07-17
“agency_name: SF MTA SS - Transportation Engineering (Capital)”
description Design and construct signal improvements at 23 intersections citywide to address safety or operational concerns. These locations have been selected primarily due to pedestrian safety concerns. Improvements will likely include installing new pedestrian countdown signals, installing new mast-arm signals to improve visibility, or implementing left-turn signals or other phasing improvements as-needed per review of a collision analysis. reported socrata:btxj-k9uh · retrieved 2026-07-17
“description: Design and construct signal improvements at 23 intersections citywide to address safety or operational concerns. These locations have been...”
location.geometry 17 geometries reported socrata:btxj-k9uh · retrieved 2026-07-17
“17 published segment geometries”
name Contract 35: Traffic Signal Modifications reported socrata:btxj-k9uh · retrieved 2026-07-17
“name: Contract 35: Traffic Signal Modifications”
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 2027-11-30 reported socrata:btxj-k9uh · retrieved 2026-07-17
“end_date: 2027-11-30T00:00:00.000”
schedule.start 2026-04-02 reported socrata:btxj-k9uh · retrieved 2026-07-17
“start_date: 2026-04-02T00:00:00.000”
source.project_id 8514 reported socrata:btxj-k9uh · retrieved 2026-07-17
“dotmapsid: 8514”
status Active reported socrata:btxj-k9uh · retrieved 2026-07-17
“project_status: Active”
summary The Contract 35: Traffic Signal Modifications is a citywide roadway safety project led by the SF MTA's... generated llm:summarize · retrieved 2026-07-17
“generated from 10 resolved fields; input sha256-v2=fa281c9bcc494a20ed7b4b9b4564f66f3073f1454ce09a47dc9053575524e48e”

Source records

Public Works coordinated projects (DotMaps) key 8514 primary · rule:dotmaps-group-by-dotmapsid dataset page ↗ · this record’s data ↗

Assertion history (latest 100, including superseded)

PredicateValueClassRecordedState
summary The Contract 35: Traffic Signal Modifications is a citywide roadway safety project led by the SF MTA's Transportation Engineering division that will design and construct signal improvements at 23 intersections chosen primarily to address pedestrian safety concerns. Planned upgrades include new pedestrian countdown signals, mast-arm signals to improve visibility, and left-turn or other signal-phasing changes based on a collision analysis. The project is currently in the design phase, with construction scheduled to run from April 2026 to November 2027. No cost figures have been published. generated 2026-07-17 live
location.geometry 17 geometries reported 2026-07-17 live
schedule.end 2027-11-30 reported 2026-07-17 live
schedule.start 2026-04-02 reported 2026-07-17 live
source.project_id 8514 reported 2026-07-17 live
agency.owner SF MTA SS - Transportation Engineering (Capital) 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 Design and construct signal improvements at 23 intersections citywide to address safety or operational concerns. These locations have been selected primarily due to pedestrian safety concerns. Improvements will likely include installing new pedestrian countdown signals, installing new mast-arm signals to improve visibility, or implementing left-turn signals or other phasing improvements as-needed per review of a collision analysis. reported 2026-07-17 live
name Contract 35: Traffic Signal Modifications reported 2026-07-17 live