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By continuous discharge measurements the discharge in stream was determine over a 3-year period. After the data were assembled, it was found that the discharge exceeded 120 cfs 3 percent of the time
A 300-acre forested watershed in fair hydrologic condition located on the clayey flat coastal region of Southern California receives 4.0 in. of rain in a 24 hr period.
A 2.5 hr long uniform rainfall resulted in runoff hydrograph that has the shape of an equilateral triangle. The base of the triangle is 64 hr; the peak flow is 535 cfs; the drainage area is 5.7 mi^2
A culvert under a road must be 35m long, have a slope of 0.0035 and carry 4m^3/s. The crown of the roadway is 4.2m above the culvert invert. Assume the outlet will discharge freely.
Compute the 50 year flood discharge on a large creek in Northern Ohio if the total discharge area is 75 mi^2. The average soil infiltration is 0.5 in./hr; the main channel slope is 0.008.
(1) a constant wind velocity that is twice the mean wind velocity and operating half the time; and (2) a constant wind velocity that is three times the mean wind velocity operating one-third of the
Determine a set of a rectangular beam design values b,d and As that will be needed to support a factored bending moment Mu= 450 Kip-ft. Use f'c= 4500 psi and fy= 40000 psi.
Design a one way slab to support a uniform live load of 300 psf. The beam is simply supported with a span of 20 ft. Use a reinforcement ration ( Ps) of 0.008 Use f'c=3000 psi and fy=60000 psi.
beam is 24 inch deep, the steel stirrup used is number 4,a 1 1/2 inch. concrete cover on both sides. Sketch how you will place the bars and calculate the location of the effective depth.
The following data apply to a closed link traverse. Compute preliminary azimuths, adjust them. and calculate departures and latitudes, misclosures in departure and latitude, and traverse relative pr
the outer diameter of this sleeve is 20 mm, and its inner diameter is 10 mm. if the yield stress for the steel is (sy)st = 640 MPa, and for the bronze (sy)br = 520 MPa determine the magnitude of the
A circulatr concrete column with a diameter of 8" has spiral reinforcing. Find the capacity of the column with 1% reingforcement. Find the capacity of the column with 8% reinforcement.
Rope BCA passes through a pulley at point C and supports a crate at point A. Rope segment CD supports the pulley and is attached to an eye anchor embedded in a wall.
Refrigerant 134a enters the condenser of a residential heat pump at 800 kPa and 35 degrees celcius at a rate of 0.018 kg/s and leaves at 800 kPa as a saturated liquid.
Two identical uniform boards, each of weight 40lb, are temporarily leaned against each other. Knowing that the coefficient of static friction between all surfaces is 0.40
A pump having the characteristics given ( N=2133.5 rpm, n=35.6 rps, D=37.1 cm) pumps water at 25 degree C from a reservoir at an elevation of 366 m to a reservoir at an elevation of 450 m through a
A town is installing a new 10" main to carry drinking water. The only section remaining to be installed is a segment through the middle of town. However, the excavators discover an archaeological si
An area that varies in elevation from 463ft - 634ft is being mapped. What contour intervals will be drawn if a 50ft interval is used. Which lines are emphasized.
A rod was held on point B and the telescope is inclined so that the horizontal cross line of the transit intersects the rod at the 5.2 ft mark. If the reading on the vertical limb of the transit was
Given a horizontal curve of radius 1400 feet, a central angle= 46 degrees 21 minutes located at PI 50 plus or minus 00.00 on the centerline of a two-lane road with 12-foot wide lanes,
A uniform flow of normal depth 6 ft is developed upstream in a rectangular channel 10 ft wideand laid on a slope of 0.004. The Manning's coefficient n is given as 0.0149. There is a smooth step on
Gate AB is 4m wide into the paper and opens to let fresh water out when the ocean tide is dropping. The hinge at A is 0.50m above the freshwater level. At what ocean level h will the gate first open
A temporary diversion has been constructed on a highway of +4 percent gradient due to major repairs that are being undertaken on a bridge. The maximum speed allowed on the diversion is 10 mph
a.) Determine the maximum shear stress in a rectangular beam 6 in. wide and 8 in. deep produced by a shear force of 38,400 lb. b.) For the same section and shear force conditions of part (a) above.
Determine the bending moment in a rectangular beam 2 in. wide and 4 in. deep, if the maximum bending stress is 20,000 psi.