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A roadway is to be designed on a level terrain. The roadway is 500 ft. Six Cross Sections have been selected at 0 ft, 100 ft, 200 ft, 300 ft, 400 ft, and 500 ft. . The cross sections have areas of 130 ft2, 140 ft2, 70 ft2, 110 ft2, 80 ft2, and 25 ft2. What is the volume needed along this road.
if a person and a wheelchair weigh 185 lbs how much effort force is required to travel up a ramp whose slope of 24.08 ft.
An open rectangular channel is 50 feet wide, flowing at a depth of 5 feet, and is carrying 1000 cubic feet per second. What is the maximum step height than can be placed into the flow without disturbing the upstream depth, without acting as a chok..
The rigid bar of negligible weight is supported as shown. Find the stress in each rod if the temperature rises DeltaT after a load P is applied. Use the following data: area of steal rod 320mm2, bronze rod 1300mm2, thermal expansion coefficient Al..
At a section in a beam the tensile stress due to bending is 70 N/mm2 and there is a shear stress of 25 N/mm2. Determine from first principles, the magnitude and direction of the principal stresses
Determine the effective size as well as the uniformity coefficient and coefficient of curvature for each soil. Determine also the percentages of gravel, sand, silt, and clay according to (a) ASTM, (b) AASHTO, (c)USCS, and (d) the British Standard.
An empty air tank has a volume of 0.024 m3. The compressor on the tank is run until the pressure gauge reads about 65 psi (or 22,500 Pa). Assuming the temperature of the tank is 25 C, find the density of the air and the weight of the air in the ta..
Analyze the stability of the dam shown in the figure, if the friction coefficient between concrete and foundation is 0.70, and the specific weights of concrete and water are 24kN/m 3 and 10kN/m 3 , respectively.
A balloon is being inflated at the rate of 15m^3/min. At what rate is the diameter increasing after 5 min? Assume that the diameter is zero at time zero.
The student strikes the sign at a speed of 25 mi/h. if the student was travelling at 65 mi/h when the sign was first spotted, what was the student's associated perception reaction time
Crude oil at 20 degrees C fills the space between 2 concentric cylinders 250mm high with diameter of 150 and 156mm. What torque is required to rotate the inner cylinder at 12 rev/min
If the time required to pay for parking is exponentially distributed with a mean of 15 seconds, find the average time in system.
The average slope distance of 500m was measured with utilizing infrared light with wavelength = .91 um has a modulating frequency at 24.5 MHz. At the time of the measurement, the temperature was 27 degrees C and the atmospheric pressure was 755.1 ..
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