Question: ( 3 0 points ) Problem 3 . A vertical curve has an initial grade ( G 1 ) of + 3 % . The

(30 points) Problem 3. A vertical curve has an initial grade (G1) of +3%. The exiting grade (G2) is -2.5%. The vertical curve length is 350 ft . Design speed is 45 mph .
(a) Is this curve safe at that design speed?
( 3 0 points ) Problem 3 . A vertical curve has

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