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  1. DuckFlats

    Last Week - Any advice?

    We have about a week left until the exam day. Any advice from previous test takers for this last week? I am taking a practice depth exam this weekend and plan to crank out as many problems as I can through Sunday. I plan to use the practice test to help me figure out where I need to fine tune. I...
  2. DuckFlats

    driver population factor

    If Fp is given as 1, but the problem also states that 90% are local, with the remaining being through traffic and recreational traffic to a nearby park, do you use 1 or .9 as Fp? It didn't effect the LOS, but could if the volume was different. I used .9 since the statement gave evidence that a...
  3. DuckFlats

    Critical depth in open flow trapezoidal channel

    This problem requires using the solve function on the calculator. My Casio fx-115ms will solve the equation, but only gives one value, when typically there are multiple answers. I cannot figure out how to show both answers. Should I expect to see an open flow problem asking for critical depth on...
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