Project 4 Mopac 1Austin, Texas                1
Existing   11 mile freeway   Built 1960s, 1970s   Now congested   Outdated design       Narrow shoulders       Some ...
Project   Add lanes   Upgrade to current design criteria   Address issues       Safety       Neighborhood environment...
Approach   Original 2001       Greatly widened facility       Extensive additional ROW   Subsequent collaborative appr...
Technical Team Recommendations   Process, scope       Open CSS-type collaborative process       Work within existing RO...
TxDOT   Formed Aesthetics Advisory Committee       Develop TxDOT guidelines for Mopac 1       Permit budget to stay wit...
Features   Additional lanes   Little additional ROW   Realignments to stay within ROW   Shoulders used for extended me...
Features           Source: TxDOT                           8
Features           9
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Project 4 mopac 1 092210

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Case Study #4 for UTCM Report #08-14-03 "Making Mobility Improvements a Community Asset: Transportation Improvements Using Context-Sensitive Solutions"

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Project 4 mopac 1 092210

  1. 1. Project 4 Mopac 1Austin, Texas 1
  2. 2. Existing 11 mile freeway Built 1960s, 1970s Now congested Outdated design  Narrow shoulders  Some ramps Safety issues Source: TxDOT 2
  3. 3. Project Add lanes Upgrade to current design criteria Address issues  Safety  Neighborhood environmental  Cut-through traffic  Noise  Air, water quality  ROW takings  aesthetics Accommodate rail line Provide ped/bike facilities 3
  4. 4. Approach Original 2001  Greatly widened facility  Extensive additional ROW Subsequent collaborative approach  Created Systems Analysis Special Committee  MPO  Neighborhood reps  TxDOT  Created technical team of experts  Urban planning  Landscape architecture  Rail transit  Transportation engineering  Noise/vibration  Public involvement 4
  5. 5. Technical Team Recommendations Process, scope  Open CSS-type collaborative process  Work within existing ROW  Can accommodate commuter, freight rail  Noise walls  Ped/bike facilities  Traffic calming devices (city streets) MPO network plan update TxDOT withdrew original design proposal 5
  6. 6. TxDOT Formed Aesthetics Advisory Committee  Develop TxDOT guidelines for Mopac 1  Permit budget to stay within original amount  Members  Austin State School  Texas Historical Commission  City of Austin  Mopac 1 project manager  TxDOT District Landscape Architect  Community representatives  Developed concept plan  Community largely supports new plan 6
  7. 7. Features Additional lanes Little additional ROW Realignments to stay within ROW Shoulders used for extended merging distances Noise walls reflecting neighborhood design input Source: ftp://ftp.dot.state.tx.us/pub/txdot-info/aus/mopac1/express_issue_02.pdf 7
  8. 8. Features Source: TxDOT 8
  9. 9. Features 9

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