Crashworthy Work-Zone Traffic Control Devices (2006) / Chapter Skim
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Pages 9-12
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From page 9... ...
9CHAPTER 4 DESIGN CONSIDERATIONS Many factors need to be understood and appropriately considered when designing work-zone barricades and sign supports. Of foremost importance are those factors influencing the impact performance of the device.
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10 sign size can influence both the mass and height at which the sign panel interacts with the vehicle. As an illustration, a 914-mm × 914-mm (36-in × 36-in)
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From page 11... ...
11 4.2.2 Durability An important consideration when designing any work-zone traffic control device is the ability to accommodate frequent handling, on-site relocation, transportation, and repair. In other words, to be cost effective, the device must be durable.
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From page 12... ...
relative and reflects the opinions of the researchers and not necessarily those of TRB, the National Research Council, FHWA, and AASHTO. The rating of wind resistance reflects the strength and stiffness of the support member and sign substrate.
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