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The overall wind loadsOverall wind loads onWind tunnel measurements twoOverall wind loads side-by-side swing bridgesSwing bridge wereSwing bridge studied using a high-frequency force balanceHigh-frequency force balance in an atmospheric boundary layer wind tunnelWind tunnel. The values for the vertical force coefficient agree well with those from previous wind tunnelWind tunnel studies. The results demonstrate that mean values should not be used to determine the design loads related to these coefficients. A comparison with code provisionsCode provisions shows that EN 1991-1-4 generally overestimates most coefficients. While the vertical force coefficient specified in NEN 6786-1 aligns well with the measured value, its provisions for moments are incorrect and may lead to unconservative design outcomes.

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Wind Tunnel Measurements of Overall Wind Loads on a Swing Bridge

  • 会议论文

  • 发表日期：

    2026年

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  • A. J. Bronkhorst,
  • C. P. W. Geurts,
  • J. T. Akhnoukh,
  • G. M. van Uffelen,
  • R. Mooijweer,
  • J. van Driel

摘要

The overall wind loadsOverall wind loads onWind tunnel measurements twoOverall wind loads side-by-side swing bridgesSwing bridge wereSwing bridge studied using a high-frequency force balanceHigh-frequency force balance in an atmospheric boundary layer wind tunnelWind tunnel. The values for the vertical force coefficient agree well with those from previous wind tunnelWind tunnel studies. The results demonstrate that mean values should not be used to determine the design loads related to these coefficients. A comparison with code provisionsCode provisions shows that EN 1991-1-4 generally overestimates most coefficients. While the vertical force coefficient specified in NEN 6786-1 aligns well with the measured value, its provisions for moments are incorrect and may lead to unconservative design outcomes.