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A section of a road has a superelevation of .6% and a curve of 600ft radius. What speed limit will you recommend at this section of the highway?
How many floors can be added to the building while maintaining the code required overturning factor of safety of 2.0 Assume the roof supports a wind load of 4 kips and all floors below support a wind load of 8 kips.
a bearing wall carries a dead load of 120kn/m and live load of 100 kn/m. It is to be supported on a 400mm deep continuous footing underlain by a medium sand (unit weight = 19.2 kn/m3, phi= 37 deg, effective c = 0).
What is the alkali-aggregate reaction? List some of the rock types that are vulnerable to attack by alkaline solutions. Discuss the effect of aggregate size on the phenomenon.
Determine the effective size as well as the uniformity coefficient and coefficient of curvature for each soil. Determine also the percentages of gravel, sand, silt, and clay according to (a) ASTM, (b) AASHTO, (c)USCS, and (d) the British Standard.
The coefficient of static friction between the collar of mass m=2 kg and the bent bar is Us=0.35, and the collar is initially d=70 cm from the spin axis AB. Assuming the motion starts at t=0, determine the time at which the collar starts to to sli..
what was involved in the first far-reaching, comprehensive study of Earth's oceans?
A quartzite sample in a compression testing machine is 180mm long and 54mm in diameter. what is the stress under a load of 100kN? if the modulus of elasticity is 102kN/mm2, find the strain develope in the sample.
A customer estimates that he is getting 30 cubic yards (loose) of gypsum in his scraper. Determine the percent overload if the load estimate is correct. The maximum load capacity of the scraper is 84,000 pounds.
A tubular aluminium bar (G=28GPa) of square cross section with outer dimensions 50mm x 50mm must resist a torque T=300Nm. Calculate the minimum required wall thickness t_min if allowbale shear stress is 20MPa
A rectangular plate 5ft by 4ft is at an angle of 30 degrees with the horizontal, and the 5-ft side is horizontal. Find the magnitude of the force on one side of the plate and the depth of its center of pressure when the top edge is (a) at the wate..
The station of the PC is 20+00. Determine the station of the point where th superelevation runoff begins, the station whe the tangent runoff begins and the station where the curve is fully superelevated if the design superelevation is 6%
If the tanker truck discharges into the top of the tank with no vapor control, the emission of gasoline vapors is estimated to be 2.75k*m^-3 of gas delivered to the tank.
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