Consider a heated warm roof structure in an urban area surrounded by obstructions from all sides. The eave-to-ridge distance is 25 ft, and the roof height is 7 ft. The ground snow load is 25 psf. Determine the Leeward side unit weight of the snow.
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- The school building has a flat roof. It is located in an open area where the ground snow load is 0.98 kN/m2. Determine the snow load that is required to design the roof.The barn has a roof with a slope of 40 mm>m. It is located in an open field where the ground snow load is 1.50 kN/m2 . Determine the snow load that is required to design the roof of the stall.the school building has a flat roof. it is located in an open area where the ground snow load is 0.68kn/m square. Determine the snow load that is required to design the roof.
- The weight W of the building is 200 kips and the building is set into free vibration by releasing it (at time t=0) from a displacement of 1.20 in. If the maximum displacement on the return swing is 0.86 in a time t=0.64 sec, determine: a) the lateral spring stiffness, kb) the damping ratioc) the damping coefficient, cWind blows on the side of a fully enclosed hospital located on open flat terrain where V = 120 mi/h. Windward wall has a height of 30 ft. The roof is flat. Use the table below to determine Kz for the formula for the design wind pressure according to the ASCE 7-10 Standard. Velocity Pressure Exposure Coefficient for Terrain with Low-Lying Obstructions z(ft) z(m) Kz 0-15 0-4.6 0.85 20 6.1 0.90 25 7.6 0.94 30 9.1 0.98 40 12.2 1.04 50 15.2 1.09 A) Determine the design wind pressure acting on the windward wall of the building at the height of 25 ft above the ground for a positive internal building pressure using the ASCE 7-10 Specifications. p25= ______ psf B) Determine the design wind pressure acting on the windward wall of the building at the height of 30 ft above the ground for a positive internal building pressure using the ASCE 7-10 Specifications. p30= ______ psf C) Determine the design wind pressure acting on the windward wall of the building at…Determine the external wind pressure on the roof of the rigid-gabled frame of a buikding for an essential disaster operation center. The building is located in Kansas City, Missouri, where the terrain representative of exposure C and the basic wind speed for riak category IV building is 120 mph. Assume the qind dire tion is normal to the ridge, as shown in the figure. Use Kd=0.85 for main wind-force resisting system and Ke=1.
- Wind blows on the side of a fully enclosed 30-ft-high hospital located on open flat terrain in Arizona. Determine the design wind pressure acting over the windward wall of the building at the heights 0–15 ft, 20 ft, and 30 ft. The roof is flat. Take Ke = 1.0.A hospital located in central Illinois has a flat room. Determine the snow load in kN/m^2 that is required to design the roof.A concrete wall is 1.2 meters high and 0.203 meters thick. Concrete has a specific gravity of 23,7 kN/m3 In connection with heavy rain, water fills between the wall and the ground. The height of the water is h . The wall rests on the ground without any form of anchoring. A)Calculate the maximum height,h , that the rainwater can reach before the wall topples B)Calculate how thick the wall must be so that it does not topple over if h= 1,2m
- The coefficient of friction between blocks A and C and horizontal surfaces are µs =0.24 and µk = 0.2 knowing that MA = 5kg, MB = 10kg and MC = 10kg. Determine, The tension in the cord The acceleration of each blockA closed storage building is located on open flat terrain in central Ohio. If the sidewall of the building is 20 ft high, determine the external wind pressure acting on the windward and leeward walls. Each wall is 60 ft long. Assume the roof is essentially flat.A 48” O.D., 3/4” steel wall pipeline is buried under the bottom of a harbor. It is proposed that the minimum cover for the pipe under the bottom is 2'. The saturated unit weight of the soil is 110 pcf. Compute the net force on the pipe. Will it float to the surface without the shear resistance of the soil?