Fig. 14.2. Storm summary dialog example for I-35 South.
Treatment history was added to the selected route and a new "Treatment History" dialog
was created to show recommended and selected treatments for the two prior model runs.
This feature was of primary interest to Iowa DOT supervisors and observers. Although
plow operators did not typically use the new dialog, they benefited from supervisors'
post-storm analyses.
Performance was unchanged this year from last year, but some users reported higher
satisfaction due to increased loading speeds. This can only be attributed to improved
networking on the part of the Iowa DOT. It does, however, indicate the importance of
bandwidth to the quality of users' experiences.
14.2 User Survey
A survey of MDSS display users was conducted to identify how they used the various
features of the display. It found consistent agreement on some features and widespread
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