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Design of Construction Work Zones on High-Speed Highways (2007) / Chapter Skim
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Pages 5-7

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From page 5...
... Many state DOTs have work zone design guidance and publications that guide design of construction work zones. These DOT publications vary in the scope and depth.
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From page 6...
... The concerns cover the gamut of potential inconsistencies between speeds in the work zone and the approaches, speeds used in the design process and observed speeds, and posted and observed speeds. However, the highest priority expressed through the survey of state DOTs was for improved barrier placement guidance.
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From page 7...
... 7 on development of a speed prediction model for common freeway construction work zone types and design guidance for barrier placement. 1.3 ORGANIZATION OF THIS REPORT This report provides an overview of work zone issues for high-speed highways and in-depth review of subjects related to work zone design and safety.
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Key Terms

  • federal highway
  • work zone
  • highway administration
  • barrier placement
  • state dot

  • placement guidance
  • construction work
  • vertical alignment
  • transportation departments
  • speed profile

  • work zones


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