06 Loop 101, 75th to I-17 Project Update
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Loop 101, 75th Avenue to I-17 Widening Project Glendale Citizens Transportation Oversight Commission October 5, 2023 Rashidul Haque, P.E., ADOT Senior Project Manager Gary J. Melita, P.E., Senior Project Manager, Stanley Consultants Project Background and Need • Loop 101 is a vital transportation corridor • Population growth is increasing traffic congestion • ADOT completed a study in 2021 – Additional lanes were recommended Major Project Elements • Widen Loop 101 for additional GP lanes in each direction • Modify exit/entrance ramps • Widen frontage roads approaching crossroads • Widen bridges over 51st, 35th, and 31st Ave • Improve 75th Ave interchange • Convert the I-17 / SR 101 ramp from 1-lane to 2-lanes Additional Project Elements • Construct retaining, noise, and screen walls • Resurface freeway pavement (diamond grinding) • Place freeway signing and striping • Install FMS elements • Convert freeway and ramp lighting to LED • Restore landscaping and irrigation Loop 101 Improvements: 75th - 67th Avenue Loop 101 Improvements: 63rd - 55th Avenue Loop 101 Improvements: 51st - 43rd Avenue Loop 101 Improvements: 43rd - 31st Avenue Loop 101 Improvements: 31st - 19th Avenue 75th Avenue Crossroad Improvements • Add third left turn lane from SB 75th Ave to EB Loop 101 • Modify existing 75th Ave median islands, traffic signals, signing and pavement markings • Maintain pedestrian and bike access on existing 75th Ave sidewalks Noise Wall Locations Presented at February 2022 public meeting For additional information, the Noise Analysis Report can be found on the Loop 101 project website. Wall Improvements 59th to 51st Ave Adjacent to Arrowhead Lakes ●State Legislature approved funding to add wall improvements to the project. Raise Existing Walls Remove and Replace Existing Walls Construct New Screen Wall (not noise wall) Existing Wall – Not Impacted Existing Wall – Raised Existing Wall – Reconstructed New Wall LEGEND 51st Avenue 59th Avenue 54th Avenue 53rd Avenue WB Frontage Rd N SR 101L Arrowhead Lakes Screen Walls Schedule • Project is currently in final design phase (95% complete) • Anticipated construction start in fall 2024 • Estimated construction duration is 30 months During Construction • Freeway traffic maintained except for weekend and night time closures. • No freeway closures during special events or holidays. • Ramp closures and lane restrictions on cross streets and frontage roads. • Notifications and additional information will occur prior to and during construction. Subscribe for updates: azdot.gov/projects/central-district-projects/loop-101-75th-ave-i-17 Questions?