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Determine largest load P that can be applied without any cable exceeding its yield strength. Bar length in 10 ft with aluminum directly in the center and steel cables 5 feet on either side. Steel ca
If an alternative base material is available for $5,791.50 per lane-mile per inch depth, to use it, the minimum depth for asphalt has to be increase to 6 inch with no change of base and subbasedepth
What is the result of a volume change in a saturated cohesive soil because of expulsion of the water occupying the void spaces
for a uniformly loaded square area, what is the stress to load ratio at a depth of 2B below the CENTER of the loaded area
A small house is built in the arctic. It has four square walls of 500 ft2 each. For simplicity, we will assume it has no windows, and we are only interested in calculation the heat loss through the
The pH of clean rain is influenced by the partial pressure of CO2 in the atmosphere. In addition, acid rain can be formed when sulfur dioxide (SO2) is discharged into the atmosphere. i) The atmosphe
If the hydraulic head in the canal is 100 ft and in the drainage ditch it is 80 ft calculate the maximum mounding height and the mounding distance from the canal that will occur if the farmer irriga
Atrazine, a neutral triazine herbicide manufactured by the Ciba-Geigy group, undergoes biological and chemical decomposition to formhydroxy-atrazine. a).Assuming a pseudo first order decay constant
Calculate the pH of a buffer solution prepared by mixing 8.5g KH2PO4 with 43.5g K2HPO4 in 1 liter of water (this is actually the composition of the dilution water used in a BOD test. Follow the same
Ethyl acetate is made from acetic acid and ethyl alcohol. Let x = pounds of acetic acid input, y=pounds of ethyl acohol input, and z = pounds of ethyl acetate output. The relationship of output to i
one of the wells pumps at a rate of 1240 m3/day. the second well pumps at 850 m3/day.if the aquifer has a transmissivity of 2000 m2/day and a storage coefficient of 4x10^-4, when would the wells sta
Who is responsible for verifying that the construction of the building complies with the hurricane protection provisions of the building codes What authority does the responsible party have to verif
As part of the procurement or contracting department of this federal agency, you need to demonstrate your understanding of the different project delivery methods and contract types available to the
Testing has already been completed on the water and the Usage Rate for the carbon is 0.4 pounds of carbon per 1000 gallons of water treated. The required EBCT is 20 minutes and the carbon longevity
Calculate the pH of a 1-L solution containing 0.01 M sodium acetate after the addition of 3 mL 0.5 M H2SO4
A discharge of 2,200 ft^3/sec flows in a trapezoidal channel at a normal depth of 8.0 ft. The channel has a slope of 0.01, a 12-ft bottom width, and side slopes of 1:1 (H:V). Determine the manning c
An earthen channel will be excavated into sandy soil for which Vmax = 4.0 ft/sec, n = 0.022, and the recommended m = 3. The channel will have a bottom slope of 0.0011 and accommodate a design flow o
Design a lined trapezoidal channel to carry 20 m^3/sec on a longitudinal sloe of 0.0015. The lining of the channel is to be float-finished concrete (n=0.015). Consider (a) the best hydraulic section
A rural freeway has an ideal free-flow speed of 120 km/h and two 3.6 m lanes in each direction, with right shoulder lateral clearance of 1.2 m. Interchanges are spaced approximately 5 km apart. Traf
calculate departures and latitudes, misclosures in departures and latitude, and traverse relative precision. Balance the departures and latitude using the compass rule, and calculate coordinates of
The slope of the channel So=.15% and the Manning n=.038. Estimate the depth y2=100m upstream of a section where the flow depth y1=2.2m Using a) the direct integration method and b) the standard step
Consider a system that consists of 4 devices. The probabilities of failure for each of the devices are, respectively: 10%, 25%, 20%, and 30%. (a) If these components were in series, what is the pr
Using Rate of Return Analysis, determine the most economical alternative below. Assume a minimum attractive rate of return of 6%, and a 5-year life with no salvage value for each. The alternatives a
A spherical water tank has a diameter of 10 ft. Determine how many gallons of water are contained in the tank if the tank is filled to a depth of: a) 1 foot of water measured from the bottom of the
A piece of rock weighs 301 N in air and has an apparent weight of 202 N when suspended under water. What are the volume and density of the rock