Answer All Questions Q1): Reinforced concrete floor with 6* 7 m span C/C as shown below in Fig. (1). The live load 3 KN/m², the superimposed load (partition loads) is 2 KN/m² and the floor finish load is 2.5 KN/m². f'c-21 MPa, fy =380 MPa. The column dimension 300* 300 mm and the supporting beams are 300mm width by 800 mm depth. (Using Method 3 for A & B), A- Design of slab (S1) and showing the reinforcement details. B- Find the Design Load of B1, B2 and B3 Note: For slab Use bar diameter - 12 mm.

Answer All Questions Q1): Reinforced concrete floor with 6* 7 m span C/C as shown below in Fig. (1). The live load 3 KN/m², the superimposed load (partition loads) is 2 KN/m² and the floor finish load is 2.5 KN/m². f'c-21 MPa, fy =380 MPa. The column dimension 300* 300 mm and the supporting beams are 300mm width by 800 mm depth. (Using Method 3 for A & B), A- Design of slab (S1) and showing the reinforcement details. B- Find the Design Load of B1, B2 and B3 Note: For slab Use bar diameter - 12 mm.

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

A simply supported rectangular beam of length 6.45m has a width of 390.5mm and an effective depth of610.5mm. The beam is to be reinforced using 12 ?? bars. The beam supports service dead loads ofWd = 13.5kN/m and WL = 35.5kN/m. f'c = 28Mpa and fy=420 MPa Given: b= 390.5 mm d= 610.5mm L= 6.45 m Wd = 13.5 kN/m WL = 35.5 kN/m 1. Calculate the ultimate moment capacity of the beam.2. Calculate the height of the equivalent stress block.3. Determine the number of bars required for this beam.
In a given T-Beam, flange width = 700 mm, slab thickness = 100 mm, web thickness = 350 mm, effective depth = 450 mm. It is singly reinforced at the bottom side (tension side) with As = 2775 sq. mm. Take fc' = 17.24 MPa, fy = 413.7 mm. a) Determine the value of compression block "a"
PROBLEM 1: A reinforced concrete beam has a simple span of 8m. It carries a concentrated factored load, Pu=200KN (40% DLcand 60%LL), at midspan. The beam is reinforced with 3D25mm. It has a width of 300mm and andepth of 400mm and 12mm stirrups. Take fc' to be 24MPA and fy=420MPA and fyt=280MPA. Use simplified calculation of Vc 1. What is the ultimate shear capacity of concrete at a section 2m from the support, KN? 2. What should be the shear capacity of web reinforcement at the section 2m from the support, KN? 3. What is the maximum spacing of web reinforcement allowed by the code (NSCP) at the section 2m from the support if the diameter of stirrups is 12mm, mm? 4. What is the required spacing of web reinforcement at the section 2m from the support if the diameter of stirrups is 12mm, mm?
Beam section is b = 300mm, h = 450 mm. %3D Steel cover is 75 mm. Compressive strength of concrete fc' = 20.7 MPa, steel strength fy = 415 MPa. The beam is simply supported on a span of 5m and carries the following loads: dead load = 13 KN/m, live load = 10 KN/m. Find the required %3D number of 20mm Ø bars for the given cross section both in balance and ultimate condition.
The floor framing plan of a concrete structure is shown blow. The slab reinforcement is 12mm with a clear cover of 20mm. Concrete strength f'c 20.7 MPa and steel strength fy = 275 MPA. The floor is to be designed to carry a dead load and live load pressure of 3.80 kPa (including weight of slab) and 2.90 kPa respectively. If x = 7.50m, y = 6m, and beam width = 300mm, determine the following: a. The positive and negative moment in the slab bounded by CDFE in kN-m using ACI Moment Coefficient b. The maximum spacing at midspan prescribed by NSCP A B C D y E
Problem 5.23 With f, = 60,000 psi and f = 4000 psi, select the reinforcing for T beam AB for the floor system shown. Assume simple supports at A and B. The live load is to be 100 psf, while the dead load in addition to the concrete's weight is to be 80 psf. Concrete is assumed to weigh 150 lb/ft. The slab is 4 in. thick, d is 24 in., and b, is 16 in. (Ans. 3.84 in.², use 4 #9 bars) edge L. beam 5 ft 1 B T beams -4 @ 10 ft=40 ft- 5 ft 30 ft
The dimensions for a reinforced concrete beam are given as: b = 300mm d = 400mm d’ = 75mm It is to be designed for a service dead load moment of 30kN-m and a service live load moment of 40kN-m. Suppose f’c = 21MPa and fy = 276MPa, how many 20-mm bars are required to reinforced the beam in terms of steel area?
A floor slab 100 mm thick is cast monolithically with beams 250 mm wide 450 mm deep spaced 1.2 m on centers, on simple supports over a span of 5.0 m. The floor supports a service live load of 2.1 kPa. Using f.-21 MPa, rebar strength f, 415 MPa, calculate the following if a typical interior beam is reinforced with 3- 16-mm-dia. flexure bars at the bottom enclosed with 10-mm-dia. stirrups: 1. Nominal moment capacity (kN-m) of a typical interior beam in positive bending considering T-beam geometry. A. 96.66 C. 91.10 Maximum factored uniformly distributed load (kN/m) a typical interior B. 86.99 D. 81.99 2. beam can sustain against positive bending. В. 27.83 с. 26.23 D. 29.15 A. 30.93 3. Maximum service superimposed dead load in kPa. A. 17.73 C. 16.52 B. 11.08 D. 14.77
Calculate the factored moment strength of the slab below. If the only dead load the slab has to handle is its own self-weight, how much service live load can the slab hold? For finding this make the moment strength you calculate equal to Mu and solve for the possible live load using a factored load equation. f'c = 3000 psi, fy = 40000 psi A A -Span for design = 12'-0"– clear #8 @ 6" 0.c. Section A-A 8"
An axially loaded tied column must sustain the following service loads: Total Dead Load = 1,000 kN Live Load = 1,600 kN Required Strength, U = 1.2D + 1.6L Reduction Factor = 0.65 Concrete f’c = 28 MPa Steel fy = 420 MPa Determine the required number of vertical bars to be distributed equally on all sides of the column if the column is 500 mm square using bar diameter = 20 mm. 12 8 16 4
3. For the beam shown select stirrup spacing if concrete compressive strength =21 MPa and steel yield strength + 420 Mpa. The dead loads shown include beam weights. Do not consider movement of live loads. Use #10 stirrups. wp=20 kN/m w = 36 kN/m ...... 6 #29 450 mm 70 mm 800 mm 730 mm
Q1): Reinforced concrete floor with 6* 7 m span C/C as shown below in Fig. (1). The live load 3 KN/m², the superimposed load (partition loads) is 2 KN/m² and the floor finish load is 2.5 KN/m². f'c-21 MPa, fy =380 MPa. The column dimension 300* 300 mm and the supporting beams are 300mm width by 800 mm depth. (Using Method 3 for A & B), A- Design of slab (S1) and showing the reinforcement details. B- Find the Design Load of B1, B2 and 83 Note: For slab Use bar diameter - 12 mm. S1. Fig. (1) SE 7m 7m J 7m 7m 6m 5m 6m