0: no avoidance. 100: strict (zero time on highlighted roads). If ! shows, lower level or adjust filters.
Uses Google alternatives. Click an option below to select it.
Basic filters (Age-marked corridors)
A-D filter by reason letters. T/Unknown includes T-only and missing dates.
LEGEND (12/25 version)
AGE-MARKED CORRIDORS
Newer
Older
Colour-by-age uses the date span inside this Excel file only.
T-only / unknown / no date
SAFETY REASONS (A–D)
These labels are plain-language explanations of the official Reason Code field.
A
Crash history danger.
A — Crash history danger
Indicates the site is linked to a documented crash-risk context.
The map reflects the presence of this official label for the corridor group,
not a live crash prediction.
B
Verified complaints focus.
B — Verified complaints focus
Used when concerns have been recorded and validated through official channels.
This is a policy justification label in the dataset,
not a real-time measure of driver behaviour.
C
Police intel site.
C — Police intel site
Indicates the corridor listing is supported by enforcement intelligence.
The map shows the existence of this reason label
without exposing operational details.
D
Road / environment risk.
D — Road / environment risk
Used when layout, conditions, or surroundings are recorded as contributing risk factors.
This is a plain-language expansion of the official label for clarity.