DATA COLLECTION

INRIX CORRIDOR SPEEDS · IDOT GIS CRASHES · 2019 / 2024 / 2025
Controls
Direction
Calendar Year
Month
Data available Selected Football Basketball
65+ 55-65 40-55 25-40 15-25 <15
5:00a
Showing:
1.0×
Hours
K A B C PDO
5:00 AM
N
65+ 55-65 40-55 25-40 15-25 <15
Count Sites
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I-74 Intersection Count Sites · Champaign-Urbana
PendingShort-term TMCs & ATR volumes will stream in from S3 once collected
Weather Summary
NCEI Local Climatological Data — station KCMI (Willard Airport, Savoy IL)
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University of Illinois Events
Home football & basketball games and academic milestones (move-in, breaks, finals, commencement) that drive demand on the I-74 corridor · Champaign-Urbana. Game days are also marked on the Speed/Crash calendar.
Data Inventory & Status
FHWA TAT III (HOP-18-036) data requirements — what we have, what's missing, what to request next.
I-74 Phase 1 Traffic
Corridor Summary Maps · I-74 Champaign-Urbana
Key Takeaways
Crashes
Weather
Operations
Eastbound · I-57 → Rd 2000 E
Westbound · Rd 2000 E → I-57
Crash Severity (KABCO) K Fatal A Serious B Minor C Possible PDO
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