A 300 mm X 550 mm reinforced concrete edge beam is monolithically casted to a 120 mm slab. The beam is an exterior beam reinforced with 5 - 028 mm bars for tension and ø10 mm bars for stirrups. If a ø100 mm and a 075 mm pipe pass through the beam's cross-section, the center of the pipe is located 120 mm and 140 mm, respectively from the top of the flange. Determine the following using an f'c = 21 MPa and fy = 414 MPa: a. Use NSCP 2015 to layout the reinforcement of this beam. i. The overhanging flange width, if the depth of compression block is just enough to include the two pipes. ii. Ultimate Moment Capacity of the Beam Balanced Steel Ratio ii. iv. Centroid of the Beam's Cross Section neglecting the reinforcement.

A 300 mm X 550 mm reinforced concrete edge beam is monolithically casted to a 120 mm slab. The beam is an exterior beam reinforced with 5 - 028 mm bars for tension and ø10 mm bars for stirrups. If a ø100 mm and a 075 mm pipe pass through the beam's cross-section, the center of the pipe is located 120 mm and 140 mm, respectively from the top of the flange. Determine the following using an f'c = 21 MPa and fy = 414 MPa: a. Use NSCP 2015 to layout the reinforcement of this beam. i. The overhanging flange width, if the depth of compression block is just enough to include the two pipes. ii. Ultimate Moment Capacity of the Beam Balanced Steel Ratio ii. iv. Centroid of the Beam's Cross Section neglecting the reinforcement.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

il Engineering Dept. /Second Year "Strength of Materials" Home Works: A flat steel bar has axial loads (forces along the centroidal axis of the bar) applied at points A, B, C, and D, as shown in Fig. a. If the bar has a cross-sectional area of 3.00 in.², determine the normal stress in the bar (a) On a cross section 20 in. to the right of point A. (b) On a cross section 20 in. to the right of point B. (c) On a cross section 20 in. to the right of point C. Figure (a) 81 kip 30 in. 45 in. OA BOC 18 kip 54 kip 40 in. (a) Do Prof. Dr. Qais Fadhil 45 kip
1. The details of the cantilever beam are shown below. Use f'c = 28 MPa, fy = 415 MPa, and fyt = 275 MPa. Notes:• All dimensions are in millimeters.• Column reinforcement not shown for clarity• Column and beam are neither exposed to weather nor contact with the ground.• Analyze as singly reinforce beam only.• Neglect the weight of the beam.• Concrete isnormal weight and reinforcements are galvanized. d. What is the flexural capacity of the beam at face of support in kNm? e. What is theshear capacity of the beam at face of support in kN? f. What is the maximum Pu (kN) that can be applied at the free end of the beam consideringflexure and shear? g. What is the requiredminimum cut length (mm) of each stirrup? Roundyour answer to nearest safe25 mm.
Problem Solving: A rectangular beam has dimensions of 250 mm by 625 mm with an effective depth (distance from extreme fiber in tension to the centroid of the reinforcing bars) of 575 mm and is reinforced with three 25 mmp. The concrete cylinder strength f.' = 27.6 MPa and the tensile strength in bending (modulus of rupture) is 3.28 MPa. The yield point of the steel is 414.7 MPa. The beam carries a bending moment of 61 kN.m. E_ = 200000 MPa. E_ = 4700,f. Using the transformed area method, determine the stress in the extreme fiber in compression.
4. Determine the maximum load P that can be applied in the system consisting of a bent bar bolted at both ends through the fiberglass as shown. The diameter of the bent bar is 1/4" Ø, outside diameter of the washer is 7/8" Ø and the thickness of the fiber glass is 3/8". The working shear stress between the fiberglass and the washer is 300 psi, and the allowable bearing pressure between the washer and the fiberglass is 550 psi. Use 2 decimal places in every solved value. bent bar fiberglass washer bolt cap 7 8. 8 1/14
Q-A pre-tensioned concrete member of section 200 mm x 250 mm contains tendons of area 500 mm² at centre of gravity of the section. The prestress in the tendons is 1000 N/mm². Assuming modular ratio as 10, find the stress (N/mm2) in concrete.
A square hollow steel structure with a wall thickness of t1 = 10 mm is pin linked to two gusset plates with a thickness of t2 = 12 mm, which are welded to a base plate with a thickness of 12 mm and secured to a concrete base with 4-16 mm diameter anchor bolts. The pin has a diameter of 16 mm. P = 48 kN compressive load, 30 deg. P= 48 kN Stnt gusset plate fy=12 mm 0=30 10 m 12 mm 16 mm ø anchor bolt 4-16 mm p 1. Determine the bearing stress in MPa between the struct and the pin. 2. Calculate the pin's shear stress in MPa. 3. Determine the anchor's shear stress in MPa.
Seatwork The beam shown is prestressed by using a bonded (stress relieved tendons) with a specified tensile strength of prestressing tendons strength fpu=1350 MPa, fc'=35 MPa. The area of prestressed reinforcement in tension zone Aps=1000 mm?. The specific yield strength of prestressing tendons sd, foy=1160 MPa. а. What is the value of the stress in prestressed reinforcement at nominal strength (Aps) b. What is the value of the depth of the compression block. С. What is the ultimate moment capacity of the prestressed beam. 0.85fc' 430 NA |(d-a/2) · A=1000 T=Ap.Sps 250
A reinforced concrete beam is shown in the figure below. 0.75-in, diameter rods Wo 20 in. 2.5 in. 8 ft- 8 ft 10 in. Part A Determine the maximum uniform distributed load wn that can be supported by the reinforced concrete beam if the allowable tensile stress for the steel is (Ost )allow = 30 ksi and the allowable compressive stress for the concrete is (oconc )allow = 3 ksi . Assume the concrete cannot support a tensile stress. Take Est = 29(10) ksi , Econe = 3.6(103) ksi Express your answer to three significant figures.
a concrete floor slab 100mm thick is cast monotholic with concrete beams 2.0 m on centers. the beams have a span of 4.0m, web width of 259 mm and overall depth of 50 mm. the tensile reinforcement consists of 6-⌀20 mm bars in two rows with 25mm vertical clear spacing. use material strengths f'c=21MPa and fy=415MPa. calculate the ff considering a T-geometry: 1. effective flange width of an interior beam in mm 2. depth of uniform stress block at ultimate stage in mm to the nearest whole number 3. tensile steel strain compatible strain of 0.003
The end block of a post-tensioned beam is 100 mm x 150 mm. A prestressing cable consisting of 7 wires of 6 mm dia strand and stressed to 800 MPa has to be anchored at the center of the block. The anchorage plate is 75 mm x 75 mm. If the concrete mix is M45 and the permissible bending stress in M. S. steel plate is 165 MPa, determine the thickness of the anchorage plate.
A rectangular steel block is 3.2 inches long in the x-direction, 2.9 inches long in the y-direction, and 4.5 inches long in the z-direction. The block is subjected to a tri-axial loading of three uniformly distributed forces as follows: 48 kips tension in the x-direction, 65 kips compression in the y-direction, and 54 kips tension in the z-direction. If Poisson's ratio is 0.30 and E = 29 x 106 psi, find the uniformly distributed load that must be added in the x-direction to produced no deformation in the z-direction. Your final answer should include two decimal places
Find the ultimate moment of resistance for the rectangular section reinforced as shown below. material strengths: Concrete Reinforcement Width of section Reinforcement fcu= 30-MPa fy:= 450-MPa b:= 280 mm d:= 510 mm d':= 50-mm 2 A, 2410-mm A's:= 628-mm 2 b A', Hi As