determine the smallest allowable
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- A T-section has a flange width of 750 mm, thickness of flange is 50mm. Effective depth is 750 mm with a width of web section of 350 mm. The beam is subjected to a factored moment ??=816 kN-m, concrete has a strength of 21 MPa and that the yield stress of the steel is 277 MPa. Determine the following:a. Nominal moment capacity of the overhanging portion of the section.b. Depth of the compression blockc. Area of reinforcemenThe steel end-cap is fitted into grooves cut in the timber post. The working stresses for the post are 1.8 MPa in shear parallel to the grain and 5.5 MPa in bearing perpendicular to the grain. Determine the smallest safe dimensions a and b.About Uncracked and Craked Section 1. A doubly reinforced beam has dimension of 300mmw x 600mmh. It is reinforced with 2-25mm diam compression bars and 4 25mm diam tension bars. Concrete cover from centroid of steel bar is 60mm. On its section has a bending moment of 300KN-m. Using working stress design method what are the stresses acting on the concrete, compressive and tensile steel bars? used n: 8
- A 16 ??–diameter steel rod AB is fitted to a round hole near end C of the wooden member CD. For the loading shown, determine, (a) the distance b for which the average shearing stress is 7??? on the surfaces indicated by the dashed lines, (provide FBD and answer in ??)(b) the average bearing stress on the wood (provide FBD and answer in ???)A laminated wood beam consists of eight 2.25 in. × 5.25-in. planks glued together to form a section b = 5.25 in. wide by d = 18 in. deep, as shown. If the allowable strength of the glue in shear is 110 psi, determine(a) the maximum uniformly distributed load w that can be applied over the full length of the beam if the beam is simply supported and has a span of L = 18 ft.(b) the shear stress in the glue joint at H, which is located 4.5 in. above the bottom of the beam and at a distance of x = 51 in. from the left support. Assume that the beam is subjected to the load w determined in part (a).(c) the maximum tension bending stress in the beam when the load of part (a) is applied. Determine the maximum allowable shear force in the beam.Answer: Vmax = lb Determine the maximum allowable distributed load, w.Answer: wmax = lb/ft Determine the shear force, V, in the beam at x = 51 in. assuming the beam is subjected to the distributed load wmax…A 5/8 in- diameter steel rod AB is fitted to a round hole near end C of the wooden member CD. For the loading shown, which of the following nearly gives the bearing stress in the wood in psi?
- A square post which is made up of two parts is glued atplane abcd with the angle α = 30° with the vertical.Allowable compressive stress @ glue = 5.2 MPaAllowable shearing stress = 3.5 MPa What angle, α, will give the maximum shearing stress?The axial force in the column supporting the timber beam shown is P = 24 kips. Determine the smallest allowable length L of the bearing plate if the bearing stress in the timber is not to exceed 400 psi.A horizontal tension member is to be constructed of two pieces of plastic glued along the incline pq at an angle of 30 deg with the horizontal. The allowable stresses on the glued joint in tension and shear are 5MPa and 3MPa respectively. Determine the largest load P. Assume that the strength of the glued joint controls the design. The cross-sectional area of the bar is 225 mm². Show your solution.
- Pls help. A laminated wood beam consists of eight 2 in. × 7.00-in. planks glued together to form a section b = 7.00 in. wide by d = 16 in. deep, as shown. If the allowable strength of the glue in shear is 135 psi, determine (a) the maximum uniformly distributed load w that can be applied over the full length of the beam if the beam is simply supported and has a span of L = 21 ft. (b) the shear stress in the glue joint at H, which is located 4 in. above the bottom of the beam and at a distance of x = 76 in. from the left support. Assume that the beam is subjected to the load w determined in part (a). (c) the maximum tension bending stress in the beam when the load of part (a) is applied.For the given wooden beam, determine: a) the maximum shear stress in the wood. Vmax=3530.8 N, Iz=287239583.3 mm4 Answer: 0.2017MPaDicuss one way shear