Construction Materials, Methods and Techniques (MindTap Course List)
4th Edition
ISBN: 9781305086272
Author: William P. Spence, Eva Kultermann
Publisher: Cengage Learning
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Chapter 8, Problem 10RQ
To determine
How the tensile strength of a concrete beam is increased
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Determine the collapse load for the simply
supported slab.
3 m
3 m
m
A square slab is simply supported along all sides and is to be isotropically reinforced.
Determine the ultimate resisting moment (m) per
linear meter required just to sustain a uniformly
distributed load (w) in kN/m².
m
By using the yield line theory, determine the moment (m) for an isotropic reinforced
concrete two-way slab (supports on two S.S sides shown in figure under the load (P)
(all dimensions are in mm).
m
m
2000
2000
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Chapter 8 Solutions
Construction Materials, Methods and Techniques (MindTap Course List)
Ch. 8 - How long can ready-mix concrete remain in the...Ch. 8 - What devices are used on site to move concrete to...Ch. 8 - How is concrete consolidated?Ch. 8 - What may happen if the temperature of a concrete...Ch. 8 - Why are freshly poured concrete slabs bullfloated?Ch. 8 - Prob. 6RQCh. 8 - What is meant by hydration?Ch. 8 - Prob. 8RQCh. 8 - Prob. 9RQCh. 8 - Prob. 10RQ
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- By using the yield line theory, determine the moment (m) for an isotropic reinforced concrete two-way slab shown in figure under a concentrated force (P) on the free corner. The two line supports of slab is simply supports. m m 2000 2000arrow_forward1: Determine the load capacity of the one-way uniformly loaded (5 kN/m²) simply supported slab shown in Fig. 2 m 2 m 1.5 m E Earrow_forward1: Determine the load capacity of the one-way uniformly loaded (5 kN/m²) simply supported slab shown in Fig. Solution: 2 m 2 m هنا الاسناد بسيط، لذلك سيتشكل خط خضوع واحد بالمنتصف ( البلاطة متناظرة) = We [5.0x (2x1.5) 0 = 8/2 :. W;= [m × 8/2 × 1.5] <2 = [1.5m 6] :: We = Wi 15 6 = 1.5 m 6 m = 10 kN.m 8/2] -8=1.0 1.5 m E E L 8/2 δ 28 0 = L/2 Larrow_forward
- A closed tank contains compressed air and oil ( 0.90)OilS = as is shown. A U-tube manometerusing mercury ( 13.6)HgS = is connected to the tank as shown. The column heights are1 2 340 , 8 , 15h cm h cm h cm= = = . Determine the pressure reading (in KPa ) of the gage.(Answer: 15.8AirP KPa= )arrow_forwardA piston is placed in the right side cylinder containing 20 C water as shown in the figure.Determine the height difference ( h∆ ) in liquid surface of both sides.arrow_forwardThe pressure in the air above an oil surface in a tank is 200 Kpa absolute. The absolutepressure 1.5m below the surface of the oil, in KPa is: (5 Points)Present your calculations and select the closest answera) 211.03b) 214.71c) 215.01d) 216.25arrow_forward
- Four container contain the same solution of sodium chloride mixture. The containers are alldifferently shaped but have the same height of fluid relative to the base. At a distance of 20cmabove the base, in which container would the pressure be the highest? Explain.arrow_forward2–6. The square deforms into the position shown by the dashed lines. Determine the shear strain at each of its corners, A, B, C, and D, relative to the x, y axes. Side D′B′ remains horizontal.arrow_forwardThe force P applied at joint D of the square frame causes the frame to sway and form the dashed rhombus. Determine the average normal strain developed in wire AC. Assume the three rods are rigid.arrow_forward
- 4. Draw a free body diagram of the loading and forces. Solve for the reaction A at the wall support. Check your answer using the summation of forces. 10k A w=2 k/ft 40ft 10ft 5karrow_forward4. Draw a free body diagram of the loading and forces. Solve for the reaction A at the wall support. Check your answer using the summation of forces. 10k A w=2 k/ft 40ft 10ft 5karrow_forwardA reinforced concrete beam with b=300mm, h=670mm,and d=600 mm, having a span of 7.3 m, can be considered as a fully fixed at the left support and simply supported at the right end. It is reinforced for positive bending with 8-16 and for negative bending with 4816 plus 418. Calculate the collapse load using the plastic hinge method. (20%)arrow_forward
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