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TxDOT UPDATE ON REGIONAL SPEED LIMITS
REGIONAL TRANSPORTATION COUNCILNOVEMBER 13, 2014
CHRIS KLAUS, NCTCOGTHERESA LOPEZ & ANDY OBERLANDER, TxDOT
1 EPA, FHWA, NCTCOG, TCEQ, and TxDOT
AGENCY ACTION DATE
Surface Transportation Technical Committee (STTC)
ESL Regulatory Update June 2013
Regional Transportation Council (RTC)
ESL Regulatory Update August 2013
Texas Department of Transportation (TxDOT)
Update on Roadways Identified for ESL Proposed Speed Limit Changes to STTC
August 2013
TxDOTUpdate on Roadways Identified for ESL Proposed Speed Limit Changes to RTC
September 2013
ESL Substitution Working Group1 Interagency Consultation On-going
RTC ESL TCM Substitution Regulatory Update July 10, 2014
NCTCOG NCTCOG Public Meetings and Comment Period Begins July 14, 2014
STTC ESL TCM Substitution Local Approval July 25, 2014
RTC ESL TCM Substitution Local Approval August 14, 2014
ESL Substitution Working Group Agencies to Concur on TCM Substitution September 2014
TCEQ Documentation of Approved ESL Substitutions Provided to EPA October 2014
EPA Final Action Notice Published in Federal Register October 2014
Texas Transportation Commission Considers and Passes a Minute Order Enacting the Changes January 2015
TxDOT Signs Posted Spring 2015
2
TxDOT UPDATE ON REGIONAL SPEED LIMITSTCM SUBSTITUTION TIMELINE
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TxDOT UPDATE ON REGIONAL SPEED LIMITSESTABLISHING SPEED ZONES
Under the Transportation Code, TxDOT utilizes the manual, “Procedures for Establishing Speed Zones”
Speed zones set based on Spot Speed Studies and the 85th percentile operating speed
Items Considered:Horizontal and vertical curvesDeveloped areas
Speed Check Stations:Off-peak hoursGood weatherFor each direction, capture 125 “free floating” vehicles, or two hours,
whichever comes firstIf enforcement in place or anytime during the study, data not consideredEnforcement at one station will not affect overall speed zone of corridor
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TxDOT UPDATE ON REGIONAL SPEED LIMITSPROPOSED SPEED CHANGES
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TxDOT UPDATE ON REGIONAL SPEED LIMITS(EAST DISTRICT) PROPOSED SPEED CHANGES – COLLIN COUNTY
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TxDOT UPDATE ON REGIONAL SPEED LIMITS(EAST DISTRICT) PROPOSED SPEED CHANGES –DALLAS COUNTY
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TxDOT UPDATE ON REGIONAL SPEED LIMITS(EAST DISTRICT) PROPOSED SPEED CHANGES –DENTON COUNTY
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TxDOT UPDATE ON REGIONAL SPEED LIMITS(EAST DISTRICT) PROPOSED SPEED CHANGES – ELLIS COUNTY
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TxDOT UPDATE ON REGIONAL SPEED LIMITS(EAST DISTRICT) PROPOSED SPEED CHANGES – KAUFMAN COUNTY
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TxDOT UPDATE ON REGIONAL SPEED LIMITS(EAST DISTRICT) PROPOSED SPEED CHANGES – ROCKWALL COUNTY
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TxDOT UPDATE ON REGIONAL SPEED LIMITS(WEST DISTRICT) PROPOSED SPEED CHANGES – JOHNSON COUNTY
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TxDOT UPDATE ON REGIONAL SPEED LIMITS(WEST DISTRICT) PROPOSED SPEED CHANGES – PARKER COUNTY
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TxDOT UPDATE ON REGIONAL SPEED LIMITS(WEST DISTRICT) PROPOSED SPEED CHANGES – TARRANT COUNTY
QUESTIONS
Andrew Oberlander, P.E.Dallas District Transportation Operations Engineer
TxDOT214-320-4438
Chris KlausSenior Program Manager
NCTCOG817-695-9286
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Theresa LopezFort Worth District Transportation Operations Director
TxDOT817-370-6615