traffic data collection with bluetoothconferences.illinois.edu/traffic/2010pdf/file_10_galas.pdf ·...
TRANSCRIPT
Current Installation
Network of over 2400 pavement sensors
– Majority Cut Loop detectors
– Embedded loop detectors
– RTMS
– Microloops
I 290 Resurfacing Project
25 centerline miles – 170 mainline loops
56 exit ramp loops – 96 ramp meter loops
Temporary Traffic Sensors
• Dan Ryan Reconstruction
•I80 Reconstruction
• RTMS units
• $390 K for 7 miles
• Need alignment
with stage changes
Temporary Alternatives
Do Nothing for Duration of Project– Media complaints
– Motorist complaints
RTMS – approx $1.2 Mil
Wireless Sensors – lane staging
Bluetooth– ?
Bluetooth
Success in Indiana
Favorable results in Pennsylvania
Recent Trial in City of Chicago on Arterial
Multiple Vendors
Non-Invasive
Reasonable Cost
Quick Deployment
Added to Construction Contract
Temporary Vehicle Detection System
Roadside Detector - each
Service Provider – cal month
ATMS Interface – L sum
Temp Det Sys Mo Maint – cal month
Temp Det Sys Rem Salv – L sum
TOTAL Bid Cost: $441,460
Project Team
Aldridge Electric Roadside Installation
Traffic Control Corp Facilitator
Traffic Cast BlueTOAD
Delcan ATMS Integration
U of I LMIGA website
What is
Wireless technology standard for exchanging data over short distances using 2.4 GHz radio freqencies
Swedish “Blatand” – epithet of 10th century king Harald I of Denmark who united dissonant tribes into a single kingdom
Anomalies
Light Rail (CTA trains)
Frontage Roads
Collector / Distributor Lanes
Construction Vehicles
Stopped Traffic
How Does it Work ?
Compared Actual Driving
Time to Archived Segments
Overall Distance
Compared to Loops
Applications After I290
On to the next Resurfacing
Arterial Monitoring
Remote Area Monitoring
Fill in Voids
Become Self-sufficient
Longevity
Current Technology – Good
Cars / Phones / Computers / GPS
Lifespan ?
– Analog Phones
– Audio Cassettes
– CDs
– Betamax