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  1. pamandtovi

    AASHTO - Vortex Shedding Analysis Method

    This is a single structure. Also, the distance between the 3" dia. members is 16".
  2. pamandtovi

    AASHTO - Vortex Shedding Analysis Method

    I am designing an aluminum truss type structure (see attachment) to resist vortex shedding in accordance with Section 11.7.2 - Vortex Shedding of AASHTO Standard Specifications for Structural Supports for Highway Signs, Luminaires, and Traffic Signals, Fifth Edition, 2009. Any suggestions on how...
  3. pamandtovi

    Trussed Structure - Vortex Shedding

    Please see attached picture of the trussed structure.http://files.engineering.com/getfile.aspx?folder=7fee58c4-5be5-471a-9027-db7bce38bf39&file=Trussed_Structure.pdf
  4. pamandtovi

    Trussed Structure - Vortex Shedding

    Hi KootK, thanks for the response. That's my line of thinking too - the aluminum structure's construction is such that it is not conducive to vortex shedding. The three chords are spaced 16" apart and are made from 3" OD tubing. The trusses range in size from 1/2" pipe at the top to 2" OD tubing...
  5. pamandtovi

    Trussed Structure - Vortex Shedding

    Is a three chord truss type structure susceptible to vortex shedding? The structure is approximately 54'-0" tall.

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