{
  "reviewedAt": "2026-09-26",
  "status": "Independent illustrative study. Unaffiliated with the City, TTC, Metrolinx and election campaigns.",
  "sources": [
    {
      "id": "campaign-2026",
      "title": "Mississauga Moves 2.0 announcement",
      "publisher": "Bonnie Crombie mayoral campaign",
      "date": "2026-09-24",
      "url": "https://www.bonniecrombie.ca/news/mississauga-moves-2",
      "supports": "Current campaign proposal: Line 2 from Kipling through Sherway into downtown Mississauga; proposes a business case rather than selecting an alignment.",
      "limits": "Campaign advocacy, not a City/TTC/Metrolinx decision. No verified matching Carolyn Parrish subway announcement was found in this bounded search."
    },
    {
      "id": "campaign-plan",
      "title": "Mississauga Moves 2.0 plan",
      "publisher": "Bonnie Crombie mayoral campaign",
      "date": "2026-09-24 announcement; PDF undated internally",
      "url": "https://www.bonniecrombie.ca/downloads/Crombie-Mississauga-Moves-2.0-Plan.pdf",
      "pages": [
        2,
        3
      ],
      "supports": "Business case to choose route, stations and terminus; examine Dundas alongside other options, tunnelling/elevated construction, fleet, power, signalling, Line 2 capacity and western yard.",
      "limits": "Do not attribute authored map or named map locations to an officially selected campaign route. No detailed route map appears in the relevant plan pages."
    },
    {
      "id": "toronto-2024",
      "title": "EX12.5 Prioritization of Planned Higher-Order Transit Projects",
      "publisher": "Toronto City Council",
      "date": "2024-03-20/21",
      "url": "https://secure.toronto.ca/council/agenda-item.do?item=2024.EX12.5",
      "supports": "Adopted recommendation 7 requested a report by Q3 2025 on Etobicoke transit needs including timing and approach to a Line 2 extension to Sherway.",
      "limits": "Reporting direction, not construction approval or a City Centre alignment. No later completed Sherway business case or approval established in this review."
    },
    {
      "id": "rtes-map",
      "title": "Rapid Transit Expansion Study: Executive Summary",
      "publisher": "Toronto Transit Commission / City of Toronto; archival copy hosted by Transit Toronto",
      "date": "2001-08",
      "url": "https://transittoronto.ca/archives/reports/rtes2002.pdf",
      "pages": [
        21,
        24,
        25,
        26
      ],
      "supports": "ES14 shows shorter western options; ES15 shows City Centre D3 and explicitly screens it out. Narrative cites then-regional priorities and length/cost for short/medium-term staging.",
      "limits": "Historical assumptions. Filename rtes2002.pdf is not the internal study date. D1/D2 labels and distances vary between narrative, summary table and figures; use named destinations rather than reproduce precise costs or lengths."
    },
    {
      "id": "rtes-board",
      "title": "Rapid Transit Expansion Study \u2014 Screening of Options",
      "publisher": "Toronto Transit Commission",
      "date": "2001-08-29",
      "url": "https://cdn.ttc.ca/-/media/Project/TTC/DevProto/Documents/Home/Public-Meetings/Board/2001/August-29/Other/Rapid_Transit_Expans.pdf?hash=627DE4CE5084867CE83FE9C7EF325828&rev=57f664b695274171bb39cb60bce1bb4d",
      "pages": [
        1,
        2,
        3,
        4
      ],
      "supports": "Official dated board-report provenance for 2001 screening and executive summary.",
      "limits": "Staff recommendations are not evidence that a Mississauga extension was funded."
    },
    {
      "id": "city-history",
      "title": "Historical Background on Rapid Transit in Mississauga",
      "publisher": "City of Mississauga",
      "date": "2015-02-18; General Committee agenda 2015-03-04",
      "url": "https://www7.mississauga.ca/documents/agendas/committees/general/2015/03_04_15_GC_Agenda.pdf#page=122",
      "pages": [
        122,
        123,
        124,
        125,
        126
      ],
      "supports": "Public retrospective describes 1993 western-extension EA, later 2001 assessment, and says its records search found no government offer to extend the subway at no cost to Mississauga.",
      "limits": "Historical cost and travel-time estimates are not current. No-record-found is narrower than proof no offer ever existed."
    },
    {
      "id": "dundas-options",
      "title": "Dundas Connects Phase 2 Open House Panels, Part 2",
      "publisher": "City of Mississauga",
      "date": "2016\u20132018 consultation period; exact panel date not established",
      "url": "https://www.mississauga.ca/wp-content/uploads/2021/03/01140306/Dundas_Connects_PIC_2_FINAL_Panels-Part-2-compressed.pdf#page=3",
      "pages": [
        3
      ],
      "supports": "Bottom panel compares 1993 TTC EA route via East Mall, West Mall and Dixie with a Dundas subway alternative to Cooksville GO.",
      "limits": "Consultation alternatives, not the adopted plan. Upload directory 2021 is not study date. Original panel has schematic geography and historical LRT stop arrangement."
    },
    {
      "id": "dundas-decision",
      "title": "Dundas Connects",
      "publisher": "City of Mississauga",
      "date": "Council endorsement June 2018",
      "url": "https://www.mississauga.ca/projects-and-strategies/city-projects/dundas-connects/",
      "supports": "Adopted direction includes BRT, mixed-use growth, cycling and pedestrian improvements.",
      "limits": "Two official pages disagree June18 versus June20; use month/year unless council minutes resolve exact day."
    },
    {
      "id": "dundas-construction",
      "title": "Building the Dundas Bus Rapid Transit",
      "publisher": "City of Mississauga",
      "date": "Undated live project page; checked 2026-09-27 UTC",
      "url": "https://www.mississauga.ca/projects-and-strategies/city-projects/building-the-dundas-bus-rapid-transit/",
      "supports": "Mississauga East is the first construction segment planned; dedicated median bus lanes; construction schedule under development.",
      "limits": "Do not carry forward an older 2024 page\u2019s anticipated 2026 construction start as a verified current start or claim the full 48 km is funded."
    },
    {
      "id": "dundas-epr",
      "title": "Dundas Bus Rapid Transit environmental assessment",
      "publisher": "City of Mississauga",
      "date": "EPR notice 2022-02-22",
      "url": "https://www.mississauga.ca/projects-and-strategies/environmental-assessments/dundas-bus-rapid-transit/",
      "supports": "Mississauga East environmental report completed; segment Etobicoke Creek to Confederation Parkway.",
      "limits": "Environmental-report completion is not construction completion."
    },
    {
      "id": "dundas-current",
      "title": "Dundas BRT",
      "publisher": "Metrolinx",
      "date": "Undated live project page; checked 2026-09-27 UTC",
      "url": "https://www.metrolinx.com/en/projects-and-programs/dundas-brt",
      "supports": "48 km corridor to Kipling; links to HML; initial business case supports improved bus infrastructure.",
      "limits": "BRT forecasts do not establish demand for a subway. Funding and design differ by segment."
    },
    {
      "id": "hub",
      "title": "Downtown Mobility Hub and Transitway Connection",
      "publisher": "City of Mississauga",
      "date": "2026 current study; June2026 PIC",
      "url": "https://www.mississauga.ca/projects-and-strategies/environmental-assessments/downtown-mobility-hub-and-transitway-connection/",
      "supports": "Assessment and preliminary design underway around Rathburn, Station Gate and Centre View; links to future developments and Transitway.",
      "limits": "Bus/transit hub project, not a subway approval."
    },
    {
      "id": "hub-panels",
      "title": "Downtown Mobility Hub & Transitway Connection PIC1 panels",
      "publisher": "City of Mississauga",
      "date": "2026-06-04 event; publication page dated June3",
      "url": "https://www.mississauga.ca/wp-content/uploads/2026/06/02100032/DMHTC_PIC1_Panels.pdf",
      "pages": [
        4,
        5,
        7,
        8
      ],
      "supports": "Existing City Centre Transit Terminal at capacity; planned integration of MiWay/GO buses, LRT pedestrian connection and Transitway. Future funding/design/procurement stages shown.",
      "limits": "No subway reference; capacity statement is about bus terminal, not proof of subway ridership."
    },
    {
      "id": "hml",
      "title": "Hazel McCallion Line",
      "publisher": "Metrolinx",
      "date": "Undated live project page; checked 2026-09-27 UTC",
      "url": "https://www.metrolinx.com/en/projects-and-programs/hazel-mccallion-lrt",
      "supports": "18 km/19-stop core line planned to link Lakeshore West and Milton GO, Transitway, MiWay and Brampton services.",
      "limits": "Future service; do not imply open, assume opening date, or merge separate downtown-loop status into core scope."
    },
    {
      "id": "downtown-growth",
      "title": "Mississauga Official Plan 2051, Chapter12 Downtown Core",
      "publisher": "City of Mississauga",
      "date": "2025-04-16 document",
      "url": "https://www.mississauga.ca/wp-content/uploads/2026/03/20104720/MOP-2051-Chapter12-Downtown-Core-April-16-2025.pdf",
      "pages": [
        2,
        5,
        9
      ],
      "supports": "Highest-density mixed-use centre; growth and transit connections; need to balance housing with employment; Rathburn/StationGate terminal.",
      "limits": "Policy direction and anticipated growth do not themselves establish subway cost-effectiveness; avoid assertion about this chapter\u2019s current legal force without separate plan-status verification."
    },
    {
      "id": "downtown-vision",
      "title": "City unveils vision to transform downtown core",
      "publisher": "City of Mississauga",
      "date": "2026-03-11",
      "url": "https://www.mississauga.ca/city-of-mississauga-news/news/mississauga-unveils-once-in-a-generation-vision-to-transform-the-downtown-core/",
      "supports": "Council-endorsed vision for 12 acres near City Hall including housing, offices, hotel/convention and cultural uses.",
      "limits": "Vision for further analysis, business cases and delivery strategy; not all approved/funded buildings."
    },
    {
      "id": "city-priorities",
      "title": "City outlines advocacy priorities ahead of 2026 Provincial budget",
      "publisher": "City of Mississauga",
      "date": "2026-02",
      "url": "https://www.mississauga.ca/city-of-mississauga-news/news/making-more-possible-for-mississauga-city-outlines-advocacy-priorities-ahead-2026-provincial-budget/",
      "supports": "Requests HML downtown-loop implementation/timing, all-day Milton GO and further DundasBRT east-to-Kipling/west-to-UTM studies.",
      "limits": "Advocacy requests do not prove secured funding or announced completion dates."
    },
    {
      "id": "toronto-massing",
      "title": "3D Massing, 2025 edition",
      "publisher": "City of Toronto",
      "date": "2025 source edition; checked 2026-09-27 UTC",
      "url": "https://open.toronto.ca/dataset/3d-massing/",
      "supports": "Native municipal 3D building forms for the Toronto context along the illustrative Sherway\u2013Kipling corridor.",
      "limits": "Municipal source-date massing, not architectural detail or confirmation of every building as of September 2026. Ground registration and supporting surface limitations are documented in subway-toronto-context.json.",
      "licence": "Contains information licensed under the Open Government Licence \u2013 Toronto.",
      "licenceUrl": "https://open.toronto.ca/open-data-licence/"
    }
  ],
  "privacy": "Only public document excerpts, source links and authored city illustrations are published. Private messages, contact details and emailed newspaper scans are excluded.",
  "diagrams": [
    {
      "file": "assets/subway/2001-kipling-dixie-original.png",
      "sourceURL": "https://transittoronto.ca/archives/reports/rtes2002.pdf#page=24",
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      "clipInUnrotatedPDFPoints": [
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      "clockwiseRotation": 90,
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      "sha256": "2e4856535ad704a3ccb679320b90dcadf3ea31bb045465c3b743794e4d0c4952",
      "treatment": "Direct PDF rendering with white-margin crop and orientation correction; source route graphics, legends, title and outcome stamps retained. No AI reconstruction.",
      "basis": "Attributed extract from an original historical TTC or City report, rendered from the source PDF.",
      "geometryStatus": "Original historical study illustration, not the authored route in the interactive map. Historical network and station assumptions apply."
    },
    {
      "file": "assets/subway/2001-city-centre-original.png",
      "sourceURL": "https://transittoronto.ca/archives/reports/rtes2002.pdf#page=25",
      "sourcePDFSHA256": "8e7cb994894cb537683290531eb2672289c72776e376a45c952291553da80e8f",
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      "clipInUnrotatedPDFPoints": [
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      "sha256": "87f1fd05d5fa538a36209c5c493a79181f4523d9b9de20e5d32ab4f08f0e236a",
      "treatment": "Direct PDF rendering with white-margin crop and orientation correction; source route graphics, legends, title and outcome stamps retained. No AI reconstruction.",
      "basis": "Attributed extract from an original historical TTC or City report, rendered from the source PDF.",
      "geometryStatus": "Original historical study illustration, not the authored route in the interactive map. Historical network and station assumptions apply."
    },
    {
      "file": "assets/subway/dundas-subway-alternatives-original.png",
      "sourceURL": "https://www.mississauga.ca/wp-content/uploads/2021/03/01140306/Dundas_Connects_PIC_2_FINAL_Panels-Part-2-compressed.pdf#page=3",
      "sourcePDFSHA256": "bf5fd27827bab8cc4a5f968831e1be35539c4555a095ec4a3e443fd295e86a2c",
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      "clipInUnrotatedPDFPoints": [
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      "clockwiseRotation": 0,
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      "sha256": "fc96d8167d9f2c4c4fe122f84cc7cca0be011f9a2f4ad94a2506d082362b0fa3",
      "treatment": "Direct PDF rendering with white-margin crop and orientation correction; source route graphics, legends, title and outcome stamps retained. No AI reconstruction.",
      "basis": "Attributed extract from an original historical TTC or City report, rendered from the source PDF.",
      "geometryStatus": "Original historical study illustration, not the authored route in the interactive map. Historical network and station assumptions apply."
    }
  ],
  "attributionFinding": "Verified 2026-09-24 campaign proposal is Bonnie Crombie\u2019s. No matching Carolyn Parrish subway announcement was established in this bounded review.",
  "interactiveMap": {
    "file": "data/subway-map.json",
    "viewer": "subway.js",
    "basis": "Three author-selected corridor sketches: Sherway/Dundas, direct Dundas, and broad Milton rail corridor. Historical source figures remain separate, with their study outcomes preserved.",
    "geometryStatus": "Illustrative cartographic overlay; no selected station sites, tunnels, viaducts, depths or dimensions.",
    "cityContext": "Current atlas municipal context, building models and applicable refinement assets; low-rise context omitted in this citywide view.",
    "coverageLimit": "Toronto massing covers the illustrated routes from the municipal boundary through Sherway and past Kipling; source-date omissions remain.",
    "waterDisplay": "For this page only, open Lake Ontario water is limited to a compact 400m coastal band, plus local water around both mapped Lakeview piers. The original coastline, island holes, land and inland water are preserved; the offshore display edge is not a real shoreline.",
    "routes": [
      {
        "id": "sherway-dundas",
        "name": "Illustrative City Centre connection",
        "basis": "Author-selected waypoints through the broad Kipling, Sherway, Dundas, Cooksville and City Centre study areas. Inspired by historical TTC D3 discussion and the 24 September 2026 campaign announcement. Not traced as an approved route from either source.",
        "sourceLink": "#source-campaign-plan"
      },
      {
        "id": "direct-dundas",
        "name": "Direct Dundas exploration",
        "basis": "Author-created sketch along municipal Dundas street centrelines with illustrative endpoint and northward connections. It is not a trace of an engineered subway alignment.",
        "sourceLink": "#source-dundas-options"
      },
      {
        "id": "rail-corridor",
        "name": "Milton corridor exploration",
        "basis": "New author illustration using existing Milton GO geographic alignment as a broad corridor reference. The City Centre approach is authored; this is not an exact trace of historical D3.",
        "sourceLink": "#city-centre-study"
      }
    ],
    "routeReferenceSources": {
      "directDundas": [
        "https://services6.arcgis.com/hM5ymMLbxIyWTjn2/arcgis/rest/services/StreetCentreline/FeatureServer/0",
        "https://open.toronto.ca/dataset/toronto-centreline-tcl/"
      ],
      "railCorridor": "https://www.gotransit.com/en/partner-with-us/software-developers"
    },
    "routeComparisonLimits": "No route is a verified fallback. All require independent assessment of demand, engineering, costs, property, rail operations and existing transit plans.",
    "routeReviewedAt": "2026-09-28"
  },
  "reviewedAtUTC": "2026-09-27T02:40:49.353025+00:00",
  "narrative": "The 2026 campaign call for a new business case is distinct from the 2001 screened-out City Centre option, the adopted 2018 Dundas BRT plan, and the author-selected purple map corridor.",
  "socialPreviewContext": {
    "file": "assets/subway/downtown-context.png",
    "copiedUnchangedFrom": "gallery/previews/591ee7eb58bfd53e/downtown-future.png",
    "sha256": "c7554134b9de07461ac1a56109c41618fa51dc0dfc673d0077f84e415b65b1d9",
    "sourceMasterSHA256": "591ee7eb58bfd53e87e3adbdf6ecf620e86f96c638826012c21f216a2d9f161c",
    "status": "Existing Future Mississauga retained-development model illustration; mixed source dates, approximate forms and coverage limits remain. Not a subway station site plan."
  },
  "contextImage": {
    "file": "assets/subway/subway-corridor-context.png",
    "width": 2516,
    "height": 1154,
    "bytes": 1903180,
    "sha256": "a9d6a3dbab717c2fdc9f81f39e70f25e7fe06dd56292d1a33e8138a7998dffdf",
    "basis": "Native browser rendering of the existing city model and authored SVG route overlay, using the corrected page-only coast extent.",
    "capture": "Lossless CDP PNG capture and exact pixel crop, without resampling or JPEG compression.",
    "status": "Illustrative city context, not an approved alignment or engineered station layout."
  }
}