1. Northbound Border Wait Times Validation SR 543 Pacific Highway Port of Entry Transportation Border Working Group Todd Carlson Planning and Engineering Services Manager Washington State Department of Transportation Detroit Michigan April 23-25, 2013 Hugh Conroy IMTC Project Manager, Whatcom Council of Governments Lynn Peterson Secretary of Transportation Lorena Eng Regional Administrator Katy Taylor Chief of Staff

2. 2 Northbound Advanced Traveler Information System (ATIS) Decision Points for NB Travelers Focus on the SR 543 (Pacific Highway) Port of Entry

3. 3 Pacific Highway Port of Entry Pac Hwy early morning Partnership – Canada Border Services Agency (CBSA), Washington State Department of Transportation (WSDOT) & Whatcom Council of Governments (WCOG) Little to no NB queue

4. 4 Pac Hwy early afternoon Pacific Highway Port of Entry Queue beginning to build throughout the day (5 minute wait time) LPR Location

5. Northbound ATIS Validation – Data Collection License Plate Reader 5

6. 6 Queue now beyond original set up point Pac Hwy early afternoon Pacific Highway Port of Entry Need to move LPRs

7. 7 As the queue continues to grow, the site of the LPR moves with the queue. Pac Hwy early afternoon Pacific Highway Port of Entry

8. License plate is recorded and time stamped. A unique number is then given to the record and the plate number is deleted. Pacific Highway Port of Entry 8

9. 1. WSDOT records plate numbers with mobile license plate reader (LPR) and sends this data to CBSA. Sun. Feb 10, 2013 From 13:30 – 20:00. 1,300 records. 9

10. 2. CBSA matches WSDOT records, pulling in ● booth arrival time, ● lane number, and ● state/province After matching, plate numbers are replaced with a proxy ID and table is availed for analysis. 10

11. 3. Prepare data for comparison with ATIS estimates. a) round time stamps to 5-minute increments. b) convert sample wait times to numeric minute values. 11

12. 4. a) Use Access to group sample measures into 5- minute average values. b) Obtain WSDOT ATIS wait time estimates from CascadeGatewayData.com. c) Filter out sample measures more than one standard deviation from the mean. 12

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15. Sunday March 31, ATIS & LPR wait time comparisons (3pm – 10pm)

16. Validated BWTs important in both directions 16

17. For more information on Northbound Border Wait Times Validation SR 543 Pacific Highway Port of Entry Please contact: Todd Carlson (360) 757-5980 Washington State Department of Transportation carlsot@wsdot.wa.gov Hugh Conroy (360) 676-6974 Whatcom Council of Governments hugh@wcog.org 17