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Non-contacting monitor for bridges and civil structures

  • US 20160171309A1
  • Filed: 12/09/2015
  • Published: 06/16/2016
  • Est. Priority Date: 12/11/2014
  • Status: Active Grant
First Claim
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1. A method for monitoring the condition of a bridge comprising the steps of:

  • stably positioning a video camera at a selected location and having an unobstructed view of a selected portion of the bridge structure;

    collecting a video file of said structure over a selected total time interval;

    using a data processing system to analyze the video and calculate a physical parameter related to movement of said selected portion of said bridge structure as a function of time, wherein said data processing system is controlled through a graphical user interface (GUI) having at least the following features;

    a display of a single video frame corresponding to a selected time within said total time interval;

    a movable area selector superimposed on said video frame to indicate the selection of an area of said structure for analysis; and

    ,a display of displacement versus time for said selected area over said total time interval.

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