{
  "agency": {
    "id": "chattanooga-area-regional-transportation-authority-carta-2082",
    "name": "Chattanooga Area Regional Transportation Authority (CARTA)"
  },
  "autofix": {
    "available": true,
    "download_path": "data/artifacts/chattanooga-area-regional-transportation-authority-carta-2082/corrected.zip",
    "download_url": "https://d14aimrgrbaz2a.cloudfront.net/data/artifacts/chattanooga-area-regional-transportation-authority-carta-2082/corrected.zip",
    "fixes": [
      {
        "code": "autofix_stop_name_case",
        "count": 839,
        "examples": [
          "MARKET + FAMILY DOLLAR -> Market + Family Dollar",
          "MARKET + 11TH -> Market + 11th",
          "MARKET + 12TH -> Market + 12th"
        ],
        "label": "Recased shouting stop names"
      }
    ],
    "total": 839
  },
  "categories": {
    "completeness": {
      "details": {
        "accessibility": {
          "measures": "presence_not_usability",
          "score": 98.6,
          "stops_marked_accessible_pct": 0.0,
          "stops_marked_not_accessible_pct": 97.8,
          "stops_stated_pct": 97.8,
          "trips_stated_pct": 100.0
        },
        "accessibility_measures": "presence_not_usability",
        "cemv": {
          "declared": false,
          "supported": false
        },
        "components": {
          "contact": 7.5,
          "fares": 15.0,
          "headsigns": 15.0,
          "stop_names": 4.8,
          "wheelchair_stops": 24.5,
          "wheelchair_trips": 15.0
        },
        "fare_free": false,
        "fares": {
          "applied": true,
          "has_leg_rules": false,
          "has_products": false,
          "has_transfer_rules": false,
          "model": "legacy",
          "product_count": 0
        },
        "flex": {
          "booking_reachable": false,
          "booking_rule_count": 0,
          "has_booking_rules": false,
          "has_flex": false
        },
        "has_fares": true,
        "headsign_pct": 100.0,
        "mixed_case_stop_name_pct": 32.2,
        "pathways": {
          "has_entrances": false,
          "has_levels": false,
          "has_pathways": false,
          "has_stations": false,
          "has_step_free": false,
          "pathway_count": 0
        },
        "stops": 1237,
        "trips": 1711,
        "wheelchair_accessible_pct": 100.0,
        "wheelchair_boarding_pct": 97.8,
        "wheelchair_marked_accessible_pct": 0.0,
        "wheelchair_marked_not_accessible_pct": 97.8
      },
      "findings": [
        {
          "code": "scorecard_wheelchair_boarding_unknown",
          "count": 27,
          "effort": "A column in stops.txt; your scheduling software likely has it.",
          "fix": "Set wheelchair_boarding to 1 (accessible) or 2 (not accessible) for every stop. A field survey can start with the busiest stops.",
          "owner": "Likely your team",
          "points": 0.5,
          "severity": "WARNING",
          "what": "27 of 1237 stops don't say whether a wheelchair user can board there.",
          "why": "Riders who use wheelchairs can't plan a trip when accessibility is marked 'unknown'; apps show no information at all."
        },
        {
          "code": "scorecard_stop_names_all_caps",
          "count": 839,
          "effort": "Often a bulk fix in your scheduling software.",
          "fix": "Rename stops to mixed case (e.g. 'Main St & 2nd Ave').",
          "owner": "Likely your export tool",
          "points": 10.2,
          "severity": "INFO",
          "what": "About 839 stop names are written in ALL CAPS.",
          "why": "Mixed-case names are easier to read in apps and are read more naturally by screen readers."
        },
        {
          "code": "scorecard_no_feed_contact",
          "count": 1,
          "effort": "One field.",
          "fix": "Add feed_contact_email to feed_info.txt.",
          "owner": "",
          "points": 7.5,
          "severity": "INFO",
          "what": "feed_info.txt has no technical contact (feed_contact_email or feed_contact_url).",
          "why": "App makers and state data programs have nobody to email when they spot a problem with your feed, so problems linger."
        }
      ],
      "name": "completeness",
      "score": 81.8,
      "status": "measured",
      "summary": "98% of stops state wheelchair accessibility (0% marked accessible, 98% marked not accessible). This measures what the feed publishes, not whether a stop is physically usable. Fare data is published.",
      "weight": 0.25
    },
    "correctness": {
      "details": {
        "distinct_codes": 14,
        "instances_by_severity": {
          "ERROR": 1,
          "INFO": 0,
          "WARNING": 1920
        },
        "validator_version": "8.0.1"
      },
      "findings": [
        {
          "code": "equal_shape_distance_diff_coordinates",
          "count": 1,
          "effort": "Varies.",
          "fix": "Review the rule documentation for 'equal_shape_distance_diff_coordinates' at https://gtfs-validator.mobilitydata.org/rules.html and check the flagged rows in your feed.",
          "owner": "",
          "points": 12.0,
          "severity": "ERROR",
          "what": "Equal shape distance diff coordinates (flagged by the MobilityData validator).",
          "why": "See the linked rule for what this affects."
        },
        {
          "code": "mixed_case_recommended_field",
          "count": 1746,
          "effort": "Often a bulk fix in your scheduling software.",
          "fix": "Use mixed case for stop names and headsigns (e.g. 'Main St & 2nd Ave', not 'MAIN ST & 2ND AVE').",
          "owner": "Likely your export tool",
          "points": 8.0,
          "severity": "WARNING",
          "what": "Some rider-facing names are in ALL CAPS or all lowercase.",
          "why": "ALL-CAPS stop and headsign names are harder to read in apps and are read awkwardly by screen readers."
        },
        {
          "code": "fast_travel_between_consecutive_stops",
          "count": 78,
          "effort": "A few minutes per flagged trip.",
          "fix": "Check the flagged stop times for transposed minutes.",
          "owner": "",
          "points": 8.0,
          "severity": "WARNING",
          "what": "Some scheduled trips move faster between stops than a bus can.",
          "why": "Usually a typo'd stop time; riders get arrival times no bus can meet."
        },
        {
          "code": "stop_without_stop_time",
          "count": 53,
          "effort": "A review pass in your scheduling software.",
          "fix": "Remove retired stops from the export, or add them back to the trips that should serve them.",
          "owner": "Likely your export tool",
          "points": 8.0,
          "severity": "WARNING",
          "what": "Some stops exist in the feed but no trip ever stops at them.",
          "why": "Riders may walk to a stop where no bus is scheduled to arrive."
        },
        {
          "code": "route_color_contrast",
          "count": 11,
          "effort": "One field per route.",
          "fix": "Pick a darker/lighter route_text_color for the flagged routes.",
          "owner": "",
          "points": 6.0,
          "severity": "WARNING",
          "what": "Some route colors don't contrast with their text color.",
          "why": "Route badges get hard to read, most of all for riders with low vision."
        },
        {
          "code": "stop_has_too_many_matches_for_shape",
          "count": 10,
          "effort": "Varies.",
          "fix": "Review the rule documentation for 'stop_has_too_many_matches_for_shape' at https://gtfs-validator.mobilitydata.org/rules.html and check the flagged rows in your feed.",
          "owner": "",
          "points": 6.0,
          "severity": "WARNING",
          "what": "Stop has too many matches for shape (flagged by the MobilityData validator).",
          "why": "See the linked rule for what this affects."
        },
        {
          "code": "equal_shape_distance_same_coordinates",
          "count": 7,
          "effort": "Varies.",
          "fix": "Review the rule documentation for 'equal_shape_distance_same_coordinates' at https://gtfs-validator.mobilitydata.org/rules.html and check the flagged rows in your feed.",
          "owner": "",
          "points": 6.0,
          "severity": "WARNING",
          "what": "Equal shape distance same coordinates (flagged by the MobilityData validator).",
          "why": "See the linked rule for what this affects."
        },
        {
          "code": "unused_shape",
          "count": 7,
          "effort": "One setting.",
          "fix": "Turn on 'remove unused shapes' (or the like) in your export tool.",
          "owner": "Likely your export tool",
          "points": 6.0,
          "severity": "WARNING",
          "what": "The feed contains route shapes no trip uses.",
          "why": "Harmless to riders, but it bloats the feed and suggests stale export data."
        },
        {
          "code": "expired_calendar",
          "count": 3,
          "effort": "One setting in most export tools.",
          "fix": "Remove past service periods the next time you export the feed.",
          "owner": "Likely your export tool",
          "points": 4.0,
          "severity": "WARNING",
          "what": "Some service calendars in the feed have already ended.",
          "why": "Expired calendars are dead weight and can hide real schedule problems from your staff and vendors."
        },
        {
          "code": "feed_expiration_date7_days",
          "count": 1,
          "effort": "Usually a re-export from your scheduling software.",
          "fix": "Export and publish an updated GTFS feed that covers at least the next 30 days of service.",
          "owner": "Likely your export tool",
          "points": 4.0,
          "severity": "WARNING",
          "what": "This feed's service calendar runs out within the next 7 days.",
          "why": "When the calendar ends, Google Maps and other trip planners drop your agency entirely. Riders see no service at all."
        },
        {
          "code": "missing_feed_contact_email_and_url",
          "count": 1,
          "effort": "Varies.",
          "fix": "Review the rule documentation for 'missing_feed_contact_email_and_url' at https://gtfs-validator.mobilitydata.org/rules.html and check the flagged rows in your feed.",
          "owner": "",
          "points": 4.0,
          "severity": "WARNING",
          "what": "Missing feed contact email and url (flagged by the MobilityData validator).",
          "why": "See the linked rule for what this affects."
        },
        {
          "code": "missing_recommended_field",
          "count": 1,
          "effort": "A field at a time; not urgent.",
          "fix": "Review the flagged fields and fill in the ones your riders would use.",
          "owner": "",
          "points": 4.0,
          "severity": "WARNING",
          "what": "Some files leave out fields that GTFS asks for but does not require.",
          "why": "Recommended fields like agency_phone or stop descriptions make the feed more useful to riders and trip planners."
        },
        {
          "code": "route_long_name_contains_short_name",
          "count": 1,
          "effort": "Varies.",
          "fix": "Review the rule documentation for 'route_long_name_contains_short_name' at https://gtfs-validator.mobilitydata.org/rules.html and check the flagged rows in your feed.",
          "owner": "",
          "points": 4.0,
          "severity": "WARNING",
          "what": "Route long name contains short name (flagged by the MobilityData validator).",
          "why": "See the linked rule for what this affects."
        },
        {
          "code": "trip_coverage_not_active_for_next7_days",
          "count": 1,
          "effort": "One setting in most export tools.",
          "fix": "Trim past service periods the next time you export.",
          "owner": "Likely your export tool",
          "points": 4.0,
          "severity": "WARNING",
          "what": "Many of the feed's trips don't run at all in the next 7 days.",
          "why": "It usually means old service periods are still in the export, making the feed bigger and harder to check."
        }
      ],
      "name": "correctness",
      "score": 16.0,
      "status": "measured",
      "summary": "The MobilityData validator flagged 14 kinds of issue across 1921 instances (1 error, 1920 warning, 0 informational).",
      "weight": 0.35
    },
    "freshness": {
      "details": {
        "days_until_expiry": -691,
        "feed_end_date": "2024-08-17",
        "feed_start_date": "2024-05-05",
        "feed_version": "S1000099",
        "has_feed_info": true,
        "last_service_date": "2024-08-17",
        "seasonal_boundary": false,
        "service_type": "fixed"
      },
      "findings": [
        {
          "code": "scorecard_feed_expired",
          "count": 1,
          "effort": "Usually one export setting; export on a schedule so it never lapses again.",
          "fix": "Re-export the feed with a calendar that reaches further out, and set feed_info feed_end_date past your next service change.",
          "owner": "Likely your export tool",
          "points": 100.0,
          "severity": "ERROR",
          "what": "Service data ended 691 day(s) ago.",
          "why": "When the calendar runs out, trip planners stop showing this agency even though the buses are still running. Riders are told the service does not exist."
        }
      ],
      "name": "freshness",
      "score": 0.0,
      "status": "measured",
      "summary": "Service data ended 691 day(s) ago. Trip planners have likely already dropped this feed.",
      "weight": 0.2
    },
    "realtime": {
      "name": "realtime",
      "status": "not_yet_measured",
      "summary": "Not scored yet. Nothing here counts against the grade.",
      "weight": 0.2
    }
  },
  "confidence": {
    "feed_age_days": 0,
    "fetch_source": "mirror",
    "level": "provisional",
    "measured_categories": 3,
    "notes": [
      "Realtime quality was not measured this run. It does not count against the grade.",
      "The agency's own feed URL was unreachable, so the Mobility Database's hosted mirror copy was scored instead."
    ],
    "rt_windows": 0,
    "total_categories": 4
  },
  "conformance": {
    "awarded": false,
    "criteria": [
      {
        "detail": "1 validator error to resolve.",
        "key": "valid",
        "met": false
      },
      {
        "detail": "Service data expired 690 days ago.",
        "key": "current",
        "met": false
      },
      {
        "detail": "States wheelchair access on 98% of stops and 100% of trips.",
        "key": "accessible",
        "met": true
      }
    ],
    "status": "not_yet",
    "summary": "This feed is close to the conformance mark. 1 validator error to resolve. Service data expired 690 days ago."
  },
  "feed": {
    "license_note": "No stated data license in the Mobility Database; verify before publishing.",
    "reachable": true,
    "sha256": "af595e9f9efcc949f2fdf54f9b42befc4ee541c619f553bf6e4c74df599222f6",
    "size_bytes": 1944288,
    "static_url": "https://www.gocarta.org/wp-content/uploads/2024/01/GTFS.zip"
  },
  "fetch": {
    "final_url": "https://storage.googleapis.com/storage/v1/b/mdb-latest/o/us-tennessee-chattanooga-area-regional-transportation-authority-carta-gtfs-2082.zip?alt=media",
    "max_attempts": 1,
    "origin_error": "HTTPError",
    "source": "mirror",
    "user_agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36"
  },
  "generated_at": "2026-07-08T00:00:00+00:00",
  "geo": {
    "bbox": [
      -85.33328,
      34.9841,
      -85.12735,
      35.13858
    ],
    "lat": 35.04202,
    "lon": -85.28025,
    "stop_count": 1237
  },
  "ntd_id_alignment": {
    "detail": "Setting your GTFS agency_id to your five-digit NTD ID is an optional way to line a feed up with its National Transit Database record. FTA links the two on your P-50 form, so it is not a required feed change. We don't have your NTD ID on file, so this is not checked yet.",
    "feed_agency_ids": [
      "1"
    ],
    "status": "unknown"
  },
  "ntd_readiness": {
    "pillars": [
      {
        "detail": "Published at a public URL.",
        "key": "published",
        "status": "ready"
      },
      {
        "detail": "1 validator error to resolve.",
        "key": "valid",
        "status": "at_risk"
      },
      {
        "detail": "Service data expired 690 days ago, so FTA would find the link out of date.",
        "key": "current",
        "status": "not_ready"
      }
    ],
    "status": "not_ready",
    "summary": "Resolve this before you certify on the D-10. 1 validator error to resolve. Service data expired 690 days ago, so FTA would find the link out of date."
  },
  "overall": {
    "grade": "F",
    "margin_to_lower_band": 32.6,
    "margin_to_next_band": 27.4,
    "score": 32.6
  },
  "recommendations": [
    {
      "code": "scorecard_route_color_low_contrast",
      "count": 11,
      "effort": "A per-route color setting in your scheduling software.",
      "fix": "Adjust route_color or route_text_color so each pair clears 4.5:1. Often switching the text between black and white is enough.",
      "owner": "Likely your export tool",
      "points": 0.0,
      "severity": "WARNING",
      "what": "11 route badge(s) pair a color and text color below the WCAG 4.5:1 contrast bar (13, 21, 28, 2A, 3, and more).",
      "why": "Low-contrast route badges are hard to read for riders with low vision and wash out on a phone screen in sunlight at the stop."
    },
    {
      "code": "scorecard_stop_name_needs_tts",
      "count": 1202,
      "effort": "A short text field per affected stop; start with the busiest.",
      "fix": "Add tts_stop_name with the spoken form, e.g. 'Main Street and Second Avenue', for the affected stops.",
      "owner": "",
      "points": 0.0,
      "severity": "INFO",
      "what": "1202 stop name(s) use abbreviations or symbols a screen reader may mispronounce, with no spoken form set (\"MARKET + FAMILY DOLLAR\", \"MARKET + 11TH\", \"MARKET + 12TH\", and more).",
      "why": "Riders who use a screen reader hear the raw name, so 'Main St & 2nd Ave' can come out as 'Main saint' or drop the ampersand."
    }
  ],
  "recompute": {
    "as_of": "2026-07-09",
    "feed_fetched_date": "2026-07-08",
    "kind": "freshness"
  },
  "routability": {
    "boardable_stops": 1237,
    "findings": [
      {
        "code": "scorecard_orphan_stops",
        "count": 53,
        "effort": "A cleanup pass in your scheduling software.",
        "fix": "Remove stops no route serves, or add the trips that should call at them.",
        "owner": "Likely your export tool",
        "points": 0.0,
        "severity": "INFO",
        "what": "53 of 1237 boardable stops are never served by any trip.",
        "why": "Riders see these stops in apps and on the map but can never catch anything there, which erodes trust in the data."
      }
    ],
    "orphan_stops": 53,
    "single_stop_trips": 0,
    "trips_total": 1711
  },
  "route_map": {
    "drawn_route_count": 15,
    "has_shapes": true,
    "path": "data/artifacts/chattanooga-area-regional-transportation-authority-carta-2082/geometry.geojson",
    "route_count": 18,
    "routes": [
      {
        "color": "FF8080",
        "color_name": "pink",
        "has_shape": true,
        "id": "1",
        "label": "1",
        "long": "Alton Park (Out & In)",
        "short": "1",
        "text_color": "000000",
        "type_label": "Bus"
      },
      {
        "color": "80FFFF",
        "color_name": "white",
        "has_shape": true,
        "id": "10A",
        "label": "10A",
        "long": "Avondale",
        "short": "10A",
        "text_color": "000000",
        "type_label": "Bus"
      },
      {
        "color": "C0C0C0",
        "color_name": "white",
        "has_shape": true,
        "id": "10C",
        "label": "10C",
        "long": "Campbell Street/Highway 58",
        "short": "10C",
        "text_color": "000000",
        "type_label": "Bus"
      },
      {
        "color": "C0C0C0",
        "color_name": "white",
        "has_shape": true,
        "id": "10G",
        "label": "10G",
        "long": "10G",
        "short": "10G",
        "text_color": "000000",
        "type_label": "Bus"
      },
      {
        "color": "0000FF",
        "color_name": "blue",
        "has_shape": true,
        "id": "13",
        "label": "13",
        "long": "Rossville",
        "short": "13",
        "text_color": "000000",
        "type_label": "Bus"
      },
      {
        "color": "C0C0C0",
        "color_name": "white",
        "has_shape": true,
        "id": "15A",
        "label": "15A",
        "long": "St. Elmo/Incline",
        "short": "15A",
        "text_color": "000000",
        "type_label": "Bus"
      },
      {
        "color": "C0C0C0",
        "color_name": "white",
        "has_shape": true,
        "id": "16",
        "label": "16",
        "long": "Northgate Mall",
        "short": "16",
        "text_color": "000000",
        "type_label": "Bus"
      },
      {
        "color": "0000FF",
        "color_name": "blue",
        "has_shape": true,
        "id": "21",
        "label": "21",
        "long": "Golden Gateway",
        "short": "21",
        "text_color": "000000",
        "type_label": "Bus"
      },
      {
        "color": "0000FF",
        "color_name": "blue",
        "has_shape": true,
        "id": "28",
        "label": "28",
        "long": "Amnicola",
        "short": "28",
        "text_color": "000000",
        "type_label": "Bus"
      },
      {
        "color": "0000FF",
        "color_name": "blue",
        "has_shape": true,
        "id": "2A",
        "label": "2A",
        "long": "North Shore",
        "short": "2A",
        "text_color": "000000",
        "type_label": "Bus"
      },
      {
        "color": "800080",
        "color_name": "purple",
        "has_shape": true,
        "id": "3",
        "label": "3",
        "long": "Enterprise South",
        "short": "3",
        "text_color": "000000",
        "type_label": "Bus"
      },
      {
        "color": "0000FF",
        "color_name": "blue",
        "has_shape": true,
        "id": "33",
        "label": "33",
        "long": "Downtown Shuttle",
        "short": "33",
        "text_color": "000000",
        "type_label": "Bus"
      },
      {
        "color": "0000FF",
        "color_name": "blue",
        "has_shape": false,
        "id": "34",
        "label": "34",
        "long": "North Shore Shuttle",
        "short": "34",
        "text_color": "000000",
        "type_label": "Bus"
      },
      {
        "color": "0000FF",
        "color_name": "blue",
        "has_shape": true,
        "id": "4",
        "label": "4",
        "long": "Eastgate/Hamilton Pl",
        "short": "4",
        "text_color": "000000",
        "type_label": "Bus"
      },
      {
        "color": "C0C0C0",
        "color_name": "white",
        "has_shape": false,
        "id": "7",
        "label": "7",
        "long": "Chattanooga Housing Authority",
        "short": "7",
        "text_color": "000000",
        "type_label": "Bus"
      },
      {
        "color": "0000FF",
        "color_name": "blue",
        "has_shape": false,
        "id": "8",
        "label": "8",
        "long": "Eastdale",
        "short": "8",
        "text_color": "000000",
        "type_label": "Bus"
      },
      {
        "color": "0000FF",
        "color_name": "blue",
        "has_shape": true,
        "id": "9",
        "label": "9",
        "long": "East Lake",
        "short": "9",
        "text_color": "000000",
        "type_label": "Bus"
      },
      {
        "color": "0000FF",
        "color_name": "blue",
        "has_shape": true,
        "id": "DTS",
        "label": "DTS",
        "long": "Downtown Shuttle",
        "short": "DTS",
        "text_color": "000000",
        "type_label": "Bus"
      }
    ],
    "stop_count": 1237,
    "stop_points_capped": false
  },
  "rubric_version": "1.1",
  "schema_version": "1.7",
  "shapes_readiness": {
    "detail": "All 1711 trips have a shape in shapes.txt.",
    "status": "ready",
    "total_trips": 1711,
    "trips_with_shape": 1711
  },
  "snapshot_date": "2026-07-09",
  "top_fixes": [
    {
      "code": "scorecard_feed_expired",
      "count": 1,
      "effort": "Usually one export setting; export on a schedule so it never lapses again.",
      "fix": "Re-export the feed with a calendar that reaches further out, and set feed_info feed_end_date past your next service change.",
      "owner": "Likely your export tool",
      "points": 100.0,
      "rank": 1,
      "severity": "ERROR",
      "what": "Service data ended 691 day(s) ago.",
      "why": "When the calendar runs out, trip planners stop showing this agency even though the buses are still running. Riders are told the service does not exist."
    },
    {
      "code": "equal_shape_distance_diff_coordinates",
      "count": 1,
      "effort": "Varies.",
      "fix": "Review the rule documentation for 'equal_shape_distance_diff_coordinates' at https://gtfs-validator.mobilitydata.org/rules.html and check the flagged rows in your feed.",
      "owner": "",
      "points": 12.0,
      "rank": 2,
      "severity": "ERROR",
      "what": "Equal shape distance diff coordinates (flagged by the MobilityData validator).",
      "why": "See the linked rule for what this affects."
    },
    {
      "code": "mixed_case_recommended_field",
      "count": 1746,
      "effort": "Often a bulk fix in your scheduling software.",
      "fix": "Use mixed case for stop names and headsigns (e.g. 'Main St & 2nd Ave', not 'MAIN ST & 2ND AVE').",
      "owner": "Likely your export tool",
      "points": 8.0,
      "rank": 3,
      "severity": "WARNING",
      "what": "Some rider-facing names are in ALL CAPS or all lowercase.",
      "why": "ALL-CAPS stop and headsign names are harder to read in apps and are read awkwardly by screen readers."
    }
  ],
  "validator_version": "8.0.1"
}