A correlation of published signals — not a prediction, and not a hazard assessment.
No province-wide BC rockfall feed exists. This is computed because it cannot be consumed.
Hwy 1 — Fraser CanyonHIGH
| Wildfire perimeter crossed the corridor 12 Jul | BC Wildfire Service · perimeter G70201 |
| 14 candidate cuts inside the burnt stretch | derived, unverified |
| Rainfall warning in effect 29 Aug | ECCC CAP alert (unaltered) |
| Precedent: 2023 Kookipi Creek — wildfire, then rockfall, then contractor scaling | CBC / ministry statement |
Hwy 97 — North BeachMEDIUM
Active ECCC warning; 22 candidate cuts on the corridor. No wildfire.
Hwy 16 — near JasperMEDIUM
One wildfire near the corridor; an event classified likely rockfall.
Hwy 3 — Skagit BluffLOW
No contributing signal present.
Classified events confidence always shown; original text always kept
| Corridor | Original DriveBC text | Classification | Confidence | |
|---|---|---|---|---|
| Hwy 16 | “Rock on road. Watch for crews.” | likely rockfall | medium | |
| Hwy 1 | “Single lane alternating. Pilot vehicle.” | not geohazard | high | |
| Hwy 97 | “Debris on highway between …” | likely debris flow | low |
Correction recorded. The classifier is reading free text written for drivers, not for us — corrections improve later classification.
Correction recorded.
Correction recorded.
Computed on incomplete inputs? Where a feed is stale or a reader is broken, the signal says so rather than appearing authoritative.
Right now all inputs are current.
DriveBC Open511 · Environment and Climate Change Canada (CAP, unaltered, licence v2.1) · BC Wildfire Service · derived slope candidates. BC data under the Open Government Licence – British Columbia.
Layout as specified in SCR-052-risk-signal.md
┌──────────┬────────────────────────────────────────────────────┐ │ NAV │ Risk signal [corridor ▾] │ │ ├────────────────────────────────────────────────────┤ │ │ ⚠ A CORRELATION OF PUBLISHED SIGNALS — not a │ │ │ prediction, not a hazard assessment. No │ │ │ province-wide BC rockfall feed exists; this is │ │ │ computed because it cannot be consumed. │ │ ├────────────────────────────────────────────────────┤ │ │ Hwy 1 Fraser Canyon ████ HIGH │ │ │ ├ Wildfire perimeter crossed corridor 12 Jul │ │ │ │ BC Wildfire Service · perimeter G70201 → │ │ │ ├ 14 candidate cuts inside the burnt stretch │ │ │ │ derived, unverified → │ │ │ ├ Rainfall warning in effect 29 Aug │ │ │ │ ECCC CAP alert (unaltered) → │ │ │ └ Precedent: 2023 Kookipi Ck — wildfire then │ │ │ rockfall then contractor scaling → │ │ ├────────────────────────────────────────────────────┤ │ │ Hwy 97 North Beach ██ MEDIUM │ │ │ Hwy 16 near Jasper ██ MEDIUM │ │ │ Hwy 3 Skagit Bluff ▁ LOW │ │ ├────────────────────────────────────────────────────┤ │ │ CLASSIFIED EVENTS [confidence shown] │ │ │ Hwy 16 · "Rock on road…" likely rockfall · med │ │ │ original DriveBC text: "…" │ └──────────┴────────────────────────────────────────────────────┘
Implements spec/03-screens/SCR-052-risk-signal.md · SCR-052 · URL /watch/risk · Personas OWN, SYS · Stories US-OWN-012, US-SYS-011, US-SYS-012