Refer to Design Step 1 for introductory information about this design example. Additional information is presented about the design assumptions, methodology, and criteria for the entire bridge, including the steel girder. Figure 3-1 Span Configuration. Figure 3-2 Superstructure Cross Section.
HYPOFLUORESCENCE Hypofluorescence may be caused by 1) blocked fluorescence, which is synonymous with negative fluorescence or transmission decrease, or 2) a vascular filling defect. Blocked fluorescence corresponds to the size, shape, and location of the blocking material seen ophthalmoscopically.
Although it is not always possible to identify the source of the problem, some potential causes of subconjunctival hemorrhage include: Eye trauma can cause a broken blood vessel; A sudden increase in blood pressure that can result from heavy lifting, coughing, sneezing, laughing and constipation; Aspirin or blood thinners such as warfarin (one brand name is Coumadin)