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In trigonometric leveling from point B, the slope distance and zenith angle measured at A were 7929.464 m and 88o 42'50". At B these measurements were 7929.473 m and 91o14'16", respectively. If the instrument and rod target heights were equal, calculate the difference in elevation form A to B.
a 520 ft long equal tangent crest vertical curve connects tangents that intersect at station 340 00 and elevation 1325 ft the initial grade is if 4 and the final grade is 2.5.
Water flows down a wide and shallow rectangular channel of concrete (n=0.015) laid on a slope of 0.004. find the depth and the rate of flow in SI units for critical conditons in the channel.
an embankment for a highway 30m wide & 1.5m in a compacted thickness is to be constructed from a sandy trucked from a borrow pit.
A circular hatch, 2-m in diameter has its top 10-feet under water ( fresh water s.g = 1.0), and is oriented vertically in the water column. What is the hydrostatic pressure force on the hatch, in Newtons.
If the specific surface energy for aluminum oxide is 0.90 J/m^2, using data contained, compute the criteical stress required for the propagation of an internal crack of length 0.40 mm.
A sample of aggregates weighs 400 grams. After drying at 112oF, its weight was 398.5 grams and absorption is 10%. Determine the moisture content and the free moisture.
How many pounds of coal must be burned to keep one 100 watt light bulb lit for one hour? Assume efficiency of the power plant is 35%, the transmission losses are 10% fo the delivered poer, and the heating value of coal is 12,000 BTU/lb
A soil specimen has a water content of 18% and a wet until weight of 118.5 lb/ft. The specific gravity of solids is found to be 2.72. Find the dry unit weight, void ratio, and degree of saturation.
A hollow circular post ABC supports a load P1 = 1700 lb acting at the top. A second load P2 is uniformly distributed around the cap plate at B. The diameters and thicknesses of the upper and lower parts of the post are dAB= 1.25 in, tAB= 0.5 in, dBC=..
For the profile shown, the initial ground water table is 5 ft belowthe surface. A proposed dewatering project will cause the watertable to drop 10 ft from the original level. Consolidation tests performed on clay samples produced the following result..
The town needs a total of 2 mgd. The capacity of well 1 is 5 million gallons per day, and that of well 2 is 10 mgd. Using calculus (hint: calculus with substitution), determine the optimal amount of water that will be drawn from each well
Freight train A passes through Petticoat Junction, a node where twosingle track lines connect, at 6:50 AM, traveling at 40 MPH, with50 cars that are 70 feet nose to nose. A faster train B jumps ontothe same track at the junction at 9:20 AM.
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