I-25 Express Lanes September 30, 2016 Who we are: CDOT Region 1 - PowerPoint PPT Presentation

I-25 Express Lanes September 30, 2016

Who we are: CDOT Region 1

Region 1 North Program • Primarily Adams County and Broomfield County • Major corridors • I-25 • I-76 • I-270 • US 85 • SH 7

Current I-25 Express Lane Projects I-25 Segment 2 • • US 36 to 120 th Avenue • Northglenn, Thornton, Adams County I-25 Segment 3 • • 120 th Avenue to Northwest Parkway/E470 • Northglenn, Broomfield, Thornton, Westminster, Adams County

Segment 2 • Project Details: • US 36 to 120 th Ave • $66M Construction Budget • Converted inside shoulder to Toll Express Lane in each direction • Built new concrete soundwalls and replaced existing wooden fences • Lighting and ITS devices installed • Lowered I-25 grade at 88 th Ave

Segment 2 • Key Dates: • Construction began October 2013 • Toll Express lane opened March 2016 • Toll Commencement in July 2016 • Soundwall Completion September 2016 • Active Traffic Management System Fall 2016

Segment 3 • Project Details: • 120 th Avenue to Northwest Parkway/E470 • $78M Construction Budget • Widen I-25 to accommodate a Toll Express Lane in each direction • Install new concrete soundwalls and replace existing wooden sound fences • Install ITS devices • Replace I-25 bridge over Bull Canal with enclosed Concrete Box Culvert

Segment 3 • Key Dates: • Construction Began July 2016 • Bull Canal Replacement Winter 2016 • Anticipated completion Fall 2018 • Toll Commencement Spring 2019

I-25 Express Lanes • Purpose/Benefits: • Improves mobility for all travelers • Provides travel time savings • Give travelers viable transportation choices • Improve mobility for freight carriers, businesses, and emerging energy industries • Provides additional capacity while minimizing long- term operating and maintenance costs • Generates a new reliable revenue stream that offsets the cost of operations and maintenance • Provides reliable connection from Downtown to development growth around SH 7

I-25 Express Lanes • Operational Innovations: • HOV Connection • Active Traffic Management (ATM) • Electronic Tolling Collection (ETC) • Intelligent Transportation System (ITS) • I-270 Ramp Revised Signing and Striping

HOV Connection

HOV Connection – AM SB Commute

HOV Connection – AM SB Commute

HOV Connection – PM SB Commute

HOV Connection – PM SB Commute

HOV Connection – PM SB Commute

HOV Connection – PM SB Commute

Active Traffic Management (ATM) • Benefits: • Improve Safety • Improve Trip Reliability • Reduce Congestion • Enhance Incident Management • Strategies: • Dynamic Lane Assignments • Queue Warning • Variable Speed Limits

Dynamic Lane Assignments

Queue Warning / Variable Speed Limits

Electronic Toll Collection (ETC)

Segmental Tolling

Go Live Coordination

Intelligent Transportation System (ITS) • Closed Circuit Television Cameras (CCTV) • Variable Message Signs (VMS) • Variable Toll Message Signs (VTMS) • Ramp Meter Stations (RMS) • Travel Time Indicators (TTI) • Microwave Vehicle Radar Detectors (MVRD) • Reversible HOV Signs and Gates

Intelligent Transportation System (ITS)

I-270 Ramp Revised Signing and Striping • Striping Condition on Opening Day

I-270 Ramp Revised Signing and Striping • Striping Condition after changes

I-270 Ramp Revised Signing and Striping

I-270 Ramp Revised Signing and Striping

I-270 Ramp Revised Signing and Striping

I-270 Ramp Revised Signing and Striping

I-270 Ramp Revised Signing and Striping

I-270 Ramp Revised Signing and Striping

How’s it working? • Reliable travel time in Express Lane at all times • Reduced travel time in General Purpose Lanes • Reduced duration of peak congestion

Questions?