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After he has evaluated each project against the evaluation criteria, how should he decide the priority of the three projects?
Determine the magnitudes of the additional loads that must be applied at B and F if the resultant of all six loads is to pass through the center ofthe mat.
A symmetric compound channel in over bank flow has a main channel with a bottom width of 30 m, side slopes of 1:1, and a flow depth of 3m.
Two streams discharge into a pipe as shown flows are incompressible. the volume flow rate of streams into the pipe is given by QA=0.02t m3/s and that of stream B by QB=0.008t2 m3/s, where t is in seco
An equal tangent vertical curve is to be constructed between grades of -2.0% (initial) and 1.0% (final) .The PVI is at station 3+352.8 and the elevation 128.016m
A continuously reinforced concrete pavement cross section contains a layer of No. 6 reinforced bars at 15.24 cm centers, such that the steel is just above mid-depth of a 25.4 cm thick slab. Cover over
On five-cycle semilogarithmic paper, plot the grain size distribution curves from the following mechanical analysis data on the six soils, A through F. Determine the effective size as well as the unif
A photograph is taken of a transverse wave travelling along a length of rope. At this instant the shape of the wave is described by y = (2 m) sin ((0.8 rad.m-1)x+0.8 rad). The speed of the wave is 2 m
A canal is constructed parallel to a river 460m away both fully penetrating an unconfined aquifer of clean sand and gravel as shown. The aquifer has a hydraulic conductivity of k=18.5m/day and is subj
Vehicles arrive at a tollbooth according to the function λ(t) = 5.2 - 0.20t, where λ(t) is in vehicles per minute and t is in minutes. The toll booth operator processes one vehicle
A horizontal curve was designed for a four-lane highway for adequate SSD. Lane widths are 12 feet, and the superelevation is 0.06 and was set assuming maximum fx.
A model rocket is launched straight upward. Its altitude y as a function of time is given by y = bt -ct2, where b = 82 m/s, c = 4.9 m/s2, t is the time in seconds, and y is in meters.
A beam is made by bonding a brass core to a steel tube and is subjected to a bending moment as shown. Knowing that b = 5.3 in, t = 0.1 in, Ebr = 14,500 ksi and Est = 29,000 ksi.
It is required to dewater a construction site 80 m by 80 m. The bottom of the construction will be 1.5 m below the initial water surface elevation of 90 m.
The bolt holes in the flange at A were supposed to align with the mating holes in the wall support; however, an angular misalignment of 4o was found to exist.
The existing flash mixer is about 20 years old and needs to be replaced. What is your recommended horsepower for a new mixer (calculate both winter and summer conditions). Is there adequate detention
What is the annual power cost for a 10-mgd water plant using ozone for oxidation as well as disinfection at a rate of 5 mg/L? Assume the city gets a bulk power rate of ten cents per kilowatt hour.
How do you find the force ratio equation to determine the maximum total load that can be applied to a truss? Given a force of a member how do you find the force ratio?
The Aeropress Manual Coffee and Espresso maker is shown in figure 1. Answer the following questions, and clearly state any assumptions you make (assume that for the condition being examined, the aerop
The 70 m tall tower is supported by three cables that exert forces FAB, FAC, and FAD on it. The magnitude of the force FAB is 2 kN. The x and z components of the vector sum of the forces exerted on th
A consolidated-drained triaxial shear test on a normally consolidated clay yielded a drained friction angle of 28 degrees. If the confining pressure during the test was 15 psi, what was the major prin
You are a Project Manager on site where work for 3K.m. long Tunnel has been undertaken. The site is remote and takes about 2 days travel to nearest town.
Determine the required height h of the roller coaster so that when it is essentially at rest at the crest of the hill it will reach a speed v= 100km/hr when it comes to the bottom.
A rectangular clarifier with a length:width ratio of 3:1 receives a flow of 850m3/day. the clarifiers depth is 4.0m and the detention time of the water inthe clarifier is 2.4 hrs, what are the surface
Determine the force exerted on the (rigid) supports when the temperature becomes T2 = 18OC. The material properties and cross-sectional area of each bar are given.