TEAM Presentation January 21, 2003

Overview Top MoDOT Priority Top MoDOT Priority A Funding challenge A Funding challenge Desperately needed Desperately needed EIS is Critical Milestone EIS is Critical Milestone

What’s the Problem? Aging, crumbling infrastructure Aging, crumbling infrastructure Overpasses not tall enough Overpasses not tall enough Interchanges too close Interchanges too close On/Off ramps too short On/Off ramps too short

Goals for Reconstruction Better traffic flow Better traffic flow Enhance surrounding communities Enhance surrounding communities Last another 40 years Last another 40 years

Purpose for The New I-64 Freeway Condition & Interchange Features Freeway Condition & Interchange Features Capacity Capacity Traffic Safety Traffic Safety Operation and Congestion Operation and Congestion Community Redevelopment Community Redevelopment

Starting The Process Started with Single-Points at every interchange Started with Single-Points at every interchange Driver familiarity Driver familiarity Dense urban area Dense urban area High volume of traffic High volume of traffic

Single Point Urban Interchange cloverleafsingle point

Over or Under? highway over arterial street highway under arterial street

Single-Point – Traffic Simulation

3D Animation of Traffic Flow

Comparison of Interchanges diamondsingle point

Traffic Analysis Traffic Counts on Existing Traffic Counts on Existing Project Future Traffic Project Future Traffic

Regional Traffic Model Spans from I-70 to I-44 and I-270 to downtown Spans from I-70 to I-44 and I-270 to downtown Includes non-state roadways Includes non-state roadways

Construction Staging Depends on Funding Depends on Funding Best Case = 6 years Best Case = 6 years Worst Case = 16 years Worst Case = 16 years

Construction Traffic Diversion I-70 and I-44 I-70 and I-44 MetroLink Cross-County line open MetroLink Cross-County line open Signal timing on parallel roads Signal timing on parallel roads Encourage flex time, telecommuting and carpooling to reduce rushes Encourage flex time, telecommuting and carpooling to reduce rushes

Screening Options No Build and Build Options No Build and Build Options Two levels of screening – initial & refined EIS alternatives. Two levels of screening – initial & refined EIS alternatives. Most of the options subcommittees discussed were evaluated early Most of the options subcommittees discussed were evaluated early Those decisions are documented in the EIS in Chapter 2: Alternatives Those decisions are documented in the EIS in Chapter 2: Alternatives

Selecting the Preferred Alternative Interchange at I-170 Stacked or flat from Brentwood to Hanley?Stacked or flat from Brentwood to Hanley? Shifted north or south from McCutcheon to Brentwood?Shifted north or south from McCutcheon to Brentwood? Oakland Avenue Oakland Avenue Eastbound Off Ramp or Not?Eastbound Off Ramp or Not?

I-170 Flat Option Selected

I-170 Selected = South Alignment west of Brentwood

I-170 Ramps

Oakland Ramp Selected = No off ramp to Oakland

Draft EIS Schedule Notice of Availability Published in Federal Register January 3 Notice of Availability Published in Federal Register January 3 Start of eight-week comment periodStart of eight-week comment period Open House Public Hearing January 29 Open House Public Hearing January 29 Noon to 8 p.m.Noon to 8 p.m. St. Louis Science Center, Lower LevelSt. Louis Science Center, Lower Level Comment Period Closes February 28 Comment Period Closes February 28

Reviewing the DEIS Summary Summary Ch 1: Purpose & Need for Action Ch 1: Purpose & Need for Action Ch 2: Alternatives Ch 2: Alternatives Ch 3: Affected Environment Ch 3: Affected Environment Ch 4: Environmental Consequences Ch 4: Environmental Consequences Ch 5: Urban Design Ch 5: Urban Design Ch 6: List of Preparers Ch 6: List of Preparers Ch 7: Circulation List Ch 7: Circulation List Ch 8: Comments & Coordination Ch 8: Comments & Coordination Section 4(f) (parkland, historic sites) Section 4(f) (parkland, historic sites)

Reviewing the DEIS Maps Found in Volume 2: Appendix Found in Volume 2: Appendix Shown West to East Shown West to East Preferred Alternative First Preferred Alternative First As entire 12 milesAs entire 12 miles Other Alternatives Shown at End Other Alternatives Shown at End

Forest Park Property Needs Property Needs Trees Trees Aviation Field Aviation Field Turtle Park Turtle Park Zoo Zoo Pedestrian Access Pedestrian Access

What Happens After Draft EIS? Final EIS Final EIS Record of Decision Record of Decision Detailed Design work begins Detailed Design work begins Property Acquisition = earliest 2007 Property Acquisition = earliest 2007 Construction = earliest 2008 Construction = earliest 2008

Where to View the EIS? MoDOT MoDOT District Office in ChesterfieldDistrict Office in Chesterfield Libraries Libraries Downtown BranchDowntown Branch Forest Park Community CollegeForest Park Community College Richmond HeightsRichmond Heights St. Louis County Branch on LindberghSt. Louis County Branch on Lindbergh City Halls City Halls Kinko’s on S. Brentwood Kinko’s on S. Brentwood

Available online at

How to Comment? On website On website At Public Hearing At Public Hearing Mail or fax to MoDOT St. Louis Office Mail or fax to MoDOT St. Louis Office

Thank you! Questions?