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Rand Rd./IL 83/Kensington Rd. Intersection ImprovementsPhase I Study

Village Board MeetingDecember 10, 2019

Agenda

• Project Overview

• Alternatives Evaluation

• Next Steps

• Overall Project Process

Rand Rd/IL 83/Kensington Rd Phase I Study

Project Overview

• Phase I Study

Builds on the work already done as part of the recently completed Rand Road Corridor Plan.

Identify an improvement alternative to alleviate deficiencies related to congestion, mobility, access safety, and pedestrian/bicycle accommodations.

Comprehensive analysis of neighborhood cut-through traffic, access management, and safety improvements within the project study area.

Rand Rd/IL 83/Kensington Rd Phase I Study

Project Overview

Rand Rd/IL 83/Kensington Rd Phase I Study

Kensington Rd.IL

83

Highland St.

Rand-IL83-KensingtonStudy Area

Euclid Ave.

Project Overview

• Project Goals

Improve Pedestrian/Bicycle Safety and ADA Access

Improve Intersection Capacity and Reduce Delay

Improve Intersection Stacking

Improve Access and Signing for Randhurst Village

Improve Property-to-Property Access

Rand Rd/IL 83/Kensington Rd Phase I Study

Alternative Evaluation

• Developed 12 Alternatives

Based on:

Crash analysis

Projected Design Year 2040 Traffic Analyses

Public Feedback from the Public Information Meeting held on December 3, 2018

Through an online questionnaire

Rand Rd/IL 83/Kensington Rd Phase I Study

Alternative Evaluation

• Alternatives Involved

Addition of Through Lanes

Addition of Turn Lanes

Elimination of Turn Lanes and Installation of Ring Roads

A Grade Separation

A Modern Roundabout

Rand Rd/IL 83/Kensington Rd Phase I Study

Alternative Evaluation

• All 12 Alternatives Evaluated and Compared to Design Year 2040 No-Build Condition

Queuing

Intersection Delay

Impacts to Area Businesses/Right-of-Way

Planning Level Construction Costs

Rand Rd/IL 83/Kensington Rd Phase I Study

Alternative Evaluation

• 9 of the Alternatives were Dismissed

No significant improvement in intersection delay or queuing.

Greatest impacts to adjacent businesses, residents, and right-of-way.

Highest Planning Level Construction Costs

Rand Rd/IL 83/Kensington Rd Phase I Study

Alternative Evaluation

• 3 Alternatives Remained (Alternatives 1, 1A, and 1B)

All Three Similar in Concept

Addition of Through Lanes

Addition of Turn-Lanes

Extension of Existing Turn-Lanes

No Turn Restrictions

Rand Rd/IL 83/Kensington Rd Phase I Study

Alternative Evaluation

• Alternative 1B is the Preferred Alternative Greatest Reduction in Overall Intersection Queuing

AM Peak = 47% Reduction PM Peak = 19% Reduction Saturday Midday = 9% Reduction

Greatest Reduction in Total Delay within the Study Area AM Peak = 30% Reduction PM Peak = 29% Reduction Saturday Midday = 23% Reduction

Rand Rd/IL 83/Kensington Rd Phase I Study

Preferred Alternative-1B

Preferred Alternative-1B

IL 83• Install SB Right-Turn lane at

Rand Road• Install 2nd SB Left-Turn Lane

at Rand RoadRand Road• Install NWB Thru Lane

Preferred Alternative-1B

Kensington Road• Install WB Left-Turn lane at Rand Road• Install WB & EB Left-Turns lanes at Mall

AccessRand Road• Install NWB Thru Lane

Preferred Alternative-1B

IL 83• Install 2nd NB Left-Turn Lane at Rand

Road• Install NB Right-Turn Lane at Kensington

Road• Install NB/SB Left-Turn Lanes at

Highland StreetKensington Road• Install Left-Turn Lanes at IL 83• Extend EB Right-Turn Lane to Rand Road

Next Steps

Finalize the Phase I Plans for Preferred Alternative 1B & Prepare the Project Development Report (Dec 2019 – Feb 2020)

Finalize the Access Management Plan (Dec 2019 – Feb 2020)

Finalize the Wayfinding Signage Plan (Dec 2019 – Feb 2020)

Apply for CMAQ funding (Jan 2020)

Submit Project Development Report & Plans to IDOT (Feb 2020)

Public Meeting #2 (Early-May 2020)

IDOT Design Approval (July 2020)

Rand Rd/IL 83/Kensington Rd Phase I Study

Overall Project Process

Phase I (Ongoing – July 2020)

Phase II (18-24 months)

Finalize Design / Prepare Contract Plans

Negotiate Property Agreements

Advertise for Construction

Phase III (1 year) Construction

Rand Rd/IL 83/Kensington Rd Phase I Study

Questions

Rand Rd/IL 83/Kensington Rd Phase I Study