A building with a rigid-gabled frame is shown below. The building is located in Kansas City, Missouri, where the terrain is representative of exposure C, and the basic wind speed for risk category IV buildings is 120 mph. The wind direction is normal to the ridge as shown. At what height does the external wind pressure cease to be uniformly distributed on the windward wall? a. 15 ft O b. 25 ft ○ c. 20 ft ○ d. 30 ft Wind Plan -40 ft- Elevation 30 ft 11 ft 30 ft
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- 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.сот CIV 4115 - WIND LOADS EXAMPLE September 1, 2022 5:51 PM Calculate the lateral wind loads acting on the 8-story building- considering the wind is acting first in the North-South direction. The building is 30 m x 15 m in plan as shown in the figure below and is of a flat terrain. Solve using the ASCE Directional Procedure. Assume a 100 km/h basic wind speed. 30m Plan wind p=qGC₂-9/(GCpi) M 25 m we we we fue we we we 95 20m 5x6=30m Elevation(a) Determine the wind pressure distributionon the four sides of the 10-story hospital shown inFigure P2.15. The building is located near the Georgiacoast where the wind velocity contour map in the ASCEStandard specifies a design wind speed of 140 mph. Thebuilding, located on level flat ground, is classified as stiffbecause its natural period is less than 1 s. On the windward side, evaluate the magnitude of the wind pressure every 35 ft in the vertical direction. (b) Assuming the wind pressure on the windward side varies linearly between the 35-ft intervals, determine the total wind force on the building in the direction of the wind. Include the negative pressure on the leeward side.
- The school building has a gable roof. It is located in Makati City where the basic wind speed, V is 250 kPh. The velocity pressure, q at mean roof height is 1.64 kPa. Determine the design wind pressure, p acting on the roof. Other details: Gust effect factor, G-0.85 External Pressure coefficient, Cp (roof) - 0.20 O 0.65 kN/m2 O 42.5 kN/m2 O 0.18 kN/m2 O 028 kN/m2Wind blows on the side of the fully enclosed warehouse building as shown which is located on open flat terrain in Bacoor City, Cavite. If the building is classified as Category 5 and under Exposure C with a wind speed of 230 kph, determine the design wind pressures on all sides of the building and on the roof of the building. 02. B. 10 14.5 m 30 m 15 m wind D.Using Method 1, what is the basic wind pressure, q, at the upper part of a 40 ft high hospital in downtown Salt Lake City, Utah? OA 13.4 pst OB 154 psf OC 181pM OD 203 pat
- SIT: A built up beam is made up of 1250mm * 9mm web section and two flange sections of 620 x 20mm plate It has a span of 14m and carries a uniform load of 40 kN/m including self weight. Use A38 steel Fy = 248 Mpa %3D 44. Section modulus of given beam (mm³) A. 12188.6 B. 19145.9 C. 18195.5 D.17776.7 62 Ps pi 7 PageA 2-ft-diameter hemispherical plexiglass "bubble" is to be used as a special window on the side of an above-ground swimming pool. The window is to be bolted onto the vertical wall of the pool and faces outward, covering a 2-ft-diameter opening in the wall. The center of the opening is 4.1 ft below the surface. Determine the (a) horizontal and (b) vertical components of the force of the water on the hemisphere. (a) FH = (b) Fy= lb (outward) (down on bubble)Determine the uniform loads acting on the most heavily loaded gable frame ( Frame B) due to wind load acting on the structure as shown below. Express your answers in KN/m Wind. A Lem Cem PROJECT INFORMATION Location : Makati City Basic Wind Speed : 250 kph Structure : Industrial Warehouse Enclosure Type : Enclosed Bldg Material : Reinforced Concrete Roof Angle : 30° Exposure Category : Exposure B
- A 100‐ft steel tape standardized at 68° F and supported under a tension of 20 lb, was found to be 100.012ft long. The tape had a cross‐sectional area of 0.0078 in^2 and a weight of 0.0266lb/ft. The ground is on a smooth level grade, thus the tape will be fully supported. Assume a temperature increase of 19°F. Assume thermal coefficient equal to 0.00000645/°F Determine total correction (due to incorrect length and temperature) to be applied to lay out a horizontal distance of 175 ft.A steel building has plan dimensions of 50m x 50m and it is 120 m tall. It is provided with brick infill panels. The approximate fundamental time period of the building is A 1.53 sec B) 2.72 sec c) 3.08 sec D 4.15 secSituation No. 1: A 5 storey building is constructed with 15 ft. storey heights. The base shear has been calculated as 165 kips. Each story floor has weight of 700 kips. If the natural period of oscillation is 0.60 sec. Compute the shear at the 5th floor. Compute the shear force at the 4th floor 3. Compute the shear force at the 3rd floor.