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Tennessee Department of Transportation Transportation Planning Report (TPR) State Route 22 Lexington, Henderson County Southwest Tennessee Rural Planning Organization Meeting January 4, 2007 State Route 22 TPR Study History
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Tennessee Department of Transportation Transportation Planning Report (TPR) State Route 22 Lexington, Henderson County Southwest Tennessee Rural Planning Organization Meeting January 4, 2007
State Route 22 TPR Study History • Southwest Tennessee Rural Planning Organization requested review of 42 mile segment of State Route 22 from US 64 to I-40 as a significant corridor • TDOT Long Range Planning conducted Preliminary Purpose and Need Statement • Identified 5 segments of independent utility (SIU’s) • Identified section in Lexington from SR 20 to Hamlett as deficient • Recommended development of Transportation Planning Report (TPR) • Completed Purpose and Needs Statement in May 2007 • TDOT Short Range Planning Completed TPR for signatures on December 18, 2007
SR 22 Study Area • State Route 20 (US 412) to Hamlett Street in Lexington • Length – 1.07 miles • Existing Land Use • Limited Light Commercial • Primarily Residential • Lexington High School • Major North/South Route for Access to • Local Schools, • Hospitals, • Commercial centers, and • Industry in Lexington • Direct Access to I-40
Existing Conditions • Two Distinct Roadway Sections on SR 22: • SR 20 (US 412) to Dennison Drive (4 lane) • Dennison Drive to Hamlett Street (5 lanes) • 40 mph Posted Speed Limit • 7-10% Trucks • Moderate Traffic Growth (1.56% per year) • Sight Distances issues for several Cross Streets
SR 22 from SR 20 (US 412) to Dennison Drive • Four Lane Undivided Roadway (40’ Curb to Curb) • Narrow Shoulders with Curb and Gutter • 5’ Grass Strip • 5’ Sidewalk • 60’ Right-of-Way
SR 22 from Dennison Street to Hamlett Street • Five Lane Roadway with Continuous Center-Turn Lane • 8’ Shoulders with Curb • No Sidewalks • 11’ Lane Widths • 74’ Right-of-Way
Purpose and Need • Improve Safety – Existing segments have a crash rate higher than the Statewide Average • Improve Regional Access and Mobility – Existing lane width deficiencies and inadequate capacity
Justification of Purpose and Need • System Linkage • County Seat Connector Route • SR 20 (US 412) • Interstate 40 • Capacity Constraints • Transportation Demand • Legislation • Social Demands or Economic Development • Modal Inter-Relationships • Safety • Roadway Deficiencies
Route Options • Option A: No-Build • Make No Geometric Improvements • Option B: Widen SR 22 Symmetrically • Widen SR 22 Equally About the Centerline Including Additions of Sidewalk, Curb and Gutter • Option C: Widen SR 22 on the East Side • Maintain Existing West Edge of Pavement and add Sidewalk and Curb and Gutter • Option D: Widen SR 22 on the West Side • Maintain Existing East Edge of Pavement and add Sidewalk and Curb and Gutter
Cross Sections for Build Options • 12’ Continuous Turn Lane • 12’ Inside Through Lanes • 14’ Foot Outside Through Lanes • Curb and Gutter • 5’ Grass/Utility Strip • 5’ Sidewalks
Cost Estimates • Option A – No-Build $ 0 • Option B – Widen Symmetrically $ 7,637,000 • Option C – Widen to the East $ 6,470,000 • Option D – Widen to the West $ 9,676,000
Summary of Options • Option A (No Build) • Does Not Improve Mobility Between Lexington and Interstate 40 • Does Not Provide for Alternative Modes of Transportation • Does Not Reduce Traffic Congestion • Does Not Improve Safety • Has No Impact on Existing Residential or Commercial Properties • No Cost
Summary of Options (cont.) • Option B (Widen SR 22 Equally East and West) • Improves Mobility For Pedestrians, Bicyclists, Motorists, and Freight Carriers • Provides for Alternative Transportation Modes • Potential for Improved Safety • Improves Access Between Lexington and Interstate 40 • Substantial Impact to Adjacent Property • 72 Property Incidentals • Relocation of 8 Residences and 2 Apartment Buildings • This Option is Estimated to Cost $7,637,000
Summary of Options (cont.) • Option C (Widen SR 22 to the East) • Improves Mobility for Pedestrians, Bicyclists, Motorists, and Freight Carriers • Provides for Alternative Transportation Modes • Potential for Improved Safety • Improves Access Between Lexington and Interstate 40 • Substantial Impact to Adjacent Property • 36 Property Incidentals • Relocation of 16 Residences • This Option is Estimated to Cost $6,470,000
Summary of Options (cont.) • Option D (Widen SR 22 to the East) • Improves Mobility for Pedestrians, Cyclists, Motorists, and Freight Carriers • Provides for Alternative Transportation Modes • Potential for Improved Safety • Improves Access Between Lexington and Interstate 40 • Substantial Impact to Adjacent Property • 46 Property Incidentals • Relocation of 15 Residences, 2 Apartment Buildings, and a Church • This Option is Estimated to Cost $9,676,000