Project 4 mopac 1 092210

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Project 4Mopac 1

Austin, Texas

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Existing

11 mile freeway

Built 1960s, 1970s

Now congested

Outdated design

Narrow shoulders

Some ramps

Safety issues

Source: TxDOT

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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

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

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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

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

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Features Additional lanes Little additional ROW Realignments to stay within ROW Shoulders used for extended merging distances Noise walls reflecting neighborhood design input

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Source: ftp://ftp.dot.state.tx.us/pub/txdot-info/aus/mopac1/express_issue_02.pdf

Features

8Source: TxDOT

Features

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