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The curve connecting two straights is to be wholly transitional without intermediate circular arc, and the junction of the two transitions is to be 5 m from the intersection point of the straights which deflects through an angle of 18°. Calculate the tangent distances and the minimum radius of curvature. If the super-elevation is limited to 1 vertical to 16 horizontal, determine the correct velocity for the curve and the rate of gain of radial acceleration.
Explain why, and under what conditions, it is reasonable to ignore the change in over small intervals of time.
Determine the maximum allowable misclose for this engineering survey using the formula based on the munber of instriunent stations used in the work.
acceleration of a particle traveling along straight line is a=(1/5)s^(1/2), s is in m, if v=0, s=3 when t=0 determine the particles velocity at s=6
Q1. Determine the magnitudes of the forces in members a, b, c in the simplest possible way.
A pressurized steel tank has a radius r=0.6m, a wall thickness t=18mm and an internal pressure p of 2.8 MPa.The steel has a modulus of elasticity E of 200 GP and a poissons ratio 0.30.Determine the hoop and axial stressses
calculate the required compressive strength for a concrete mix design if f'c = 5000 psi and data indicate a standard deviation of 600 psi based on 15 tests for a similar concrete mix.
Determine the runoff hydrograph that would be generated by a design 3-hr storm that generates excess rainfall at a constant rate of 10 mm/hr. assume baseflow is constant at 1.0 m3/s.
Produce a plan drawing showing the position of each borehole (coordinates are given with the borehole logs) and from your plan drawing, justify the best position for a cross section to be placed.
A hydraulic cylinder must produce a minimum force of 3 kN for a pressure of 800 kPa. What minimum diameter piston is required
During a particular 30-day period, the streamflow flowing into a reservoir averaged 5.0 m3/s. Water supply withdrawals from the reservoir averaged 136 mgd. The only other outflow from the reservoir was 9.4 cm of evaporation from the water surface.
A polystyrene rod consisting of two cylindrical portions AB and BC is restrained at both ends and supports two 6-kip loads as shown. Knowing that E = 0.45 X 106 psi, determine (a) the reactions at A and C, (b) the normal stress in each portion of the..
Athletic Lake has a surface area of 75.96 km2. In September, the evaporation was estimated to be 3.20 inches and the precipitation was 3.45 inches. The average flow rate of the River Tiger into the lake was determined to be 3.5 m3/s and the average f..
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