Find the axial load resistance of the tied short column shown below and check all code requirements. Use 40m clear cover to the ties, ties are spaced at 300mm 0.c., normal density concrete and a maximum aggregate size of 20mm. fc'=30MPa, fy=400MPa. 8-20M 10M ties b = 350 mm h = 350 mm pr
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- a w-section is used as a column and is supported by a concrete pedestal as shown. the column will support a service deadload of 450KN and service live load of 650KN. The concrete strength (f'c) = 21 MPa. Determine the dimensions of the baseplate using asd method & NSCP (AISC) specifications. Note: concrete footing dimension 450 x 450 mm -Steel Column Base Plate - Grout -Washer and Thread Concrete Footing- Ancher Rod Shear Luga 450mm diameter concrete spiral column is to be designed to support a factored axial load of 3170kn. clear bar cover is 40mm and tge aggregate soze is 25mm. use nscp 2010 with fc'= 28mpa, fy= 414mpa for longitudinal steel, fyt= 414mpa for spiral steel. limit the gross percentage to 2%. which of the following most nearly gives the clear spacing of the main longitudinal reinforcements in mm.(3) H 22" IN_ 1:3|2|2|2|3| 4 #8 (b) Check if the #8 bars As, reg 2.85 in ² #4 at 8" 0.c. fé=4.000 psi Grade 60 steel Light weight concrete No-Coating. (a) check if 4 #8 Bars fit the beam. are sufficently anchored (I
- Determine the maximum live load that the beam can carry if the beam depth is 600mm and beam width is 300mm. The dead load is 32 kN/m. The stirrup size is 12mm, the top bars are 2-20mm and the bottom bars are 5-32mm. The clear distance between layers of bottom bars is the bar size, 32mm. Use fc' = 28 MPa, Grade 60 reinforcements and concrete cover of 50mm. WDL = 32 kN/m (INCLUDING BEAM WEIGHT) WLL = ?? kN/m Wu kN/m 7.5m 600 od 30022² 12" 4#8 NWC. fe= 3000 psi, Grade 60 steel Mer=? (b) If M=50 (c) & Mn = ? ft-kips fc & fs = 1A rectangular beam 250 mm wide, 500 mm deep is reinforced at the bottom with d-20-mm-dismeter bars and at the top with 2-16-mm bars. Concrete cover to bar centroid at the top is M0 mm and at the bottom is 70 mm. Use concrete strength r'e-21 MPa und steel yield strength fy 415 MPa for 20- mm bars and fy= 275 MPA for 16 mm bars Detenmine the design moment capacity n kN m of the beam in negative bending. A 40.06 O45.07 C. 42.70 D47.55
- Q1 A B. 24'-0" 12'-0" 12'-0" to 2 VOID 16'-0" 8'-0" The floor plan above, shows steel beams which support an 8" thk RC slab with a terrazzo floor finish. The terrazzo floor finish imposes a uniformly distributed load of 20 psf, while the live load over the entire slabbed area, can be taken as 50 psf. The unit weight of concrete is 150 pcf and the self-weight of the steel beams can be ignored. a) Show the tributary areas over all the beams on a plan drawing. b) Calculate the total factored loads on the beam shown on gridline '2' and draw its loading diagram, showing the total factored loads as well as its factored reactions. to .0-,9 .0-8 0-,21 ,0-,With fy = 60,000 psi, select the reinforcing for T-beam AB for the floor system shown. The live load is 80 psf, while the dead load in addition the concrete's weight is 100 psf. Concete is assumed to weigh150 Ib/ft. The slab is 4 inches thick, the effective depth is 24 inches, and the width of the web is 15 inches. A edge L beam T beams 32' 4 @ 12' = 48"For shown single angle, neglecting block shear strength: The shear lag coefficient is ... The governing net area is...... The effective area..... '1 The allowable tensile strength is 0 O 3@1½ O L 8x4x9/16 1½" -½" gusset plate
- The 5-story building design project will have its beams and slab poured monolithically and formed a T- section as shown. Determine the design strength oMn in accordance with the ACI/NSCP Code. The tension steel is 9- 36 mm diameter bars (As of 36 mm = 1006 mm2) with three bars in each of three layers. Assume 12 mm stirrups are used, and there is 25 mm between layers. Use fc' = 28 MPa and fy = 413.70 MPa. 750 mm T175 mm 1000 mm 9-36 mm dibmeter bars 350 mm doooGiven a beam section b angle D = 450mm * 950mm M*=1500kNm, f_{c}' = 32MPa f_{5y} = 500MPa and the maximum aggregate size=20mm. Design and detail the section. Use N28 bars for the main reinforcement and R10 bars for stirrups. Exposure classifi-cation A2 applies. Please don't hand writingPROBLEM: 1. Given the dimensions and loading of the beam below, design the number of reinforcements and check the capacity of the beam. Highlight your final answer and sketch the final design. Conditions: -Use 16 mm diameter of rebar. - minimum concrete cover of 40 mm F 29.91 kN/m 6m 300mm 450mm fo' = 24MPa fy = 275 MPa