Lowes Way connection

Current Status

4/25/18: Phase 1: Milestone Contractors has started construction. Construction is expected to continue through the 2019 construction season.

Phase 2: Designers are currently developing 60% plans.

Project Location

Phase 1: 146th St. to southbound Keystone Parkway.  
Phase 2: Rangeline Rd. to Keystone Parkway.

Project Scope

Phase 1: Construction of a new connection that will link 146th St. to southbound Keystone Pkwy. The new ramp will be added to the existing Lowes Way exit ramp which connects northbound Keystone Pkwy. to 146th St. 

Phase 2: Construction a new connection for motorists wanting to drive east or west between Rangeline Rd, Keystone Parkway and Lowes Way

Reason for Project

A new ramp is needed to facilitate travel from 146th St. to southbound Keystone Ramp. Currently, there is no efficient way for motorists to access Keystone Pkwy. from 146th St. 

Construction Details (Phase 1)

  • Design Firm: CHA
  • Inspection Firm: Lochmueller Group
  • Contractor: Milestone
  • Construction Start Date: April 2018
  • Construction Completion (est.): October 2019
  • Construction Cost: $10 million

Construction Details (Phase 2)

  • Design Firm: CHA
  • Contractor: To be determined
  • Construction Start Date (est.): 2021
  • Construction Completion (est.): 2022
  • Construction Cost: $6.9 million


Design and construction costs will be funded using TIF district revenues and Congestion Mitigation and Air Quality Improvement (CMAQ) Program funds.

Keystone Ramp Overview

Keystone and Rangeline Ramp