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MindTap Engineering for Garber/Hoel's Traffic and Highway Engineering, 5th Edition, [Instant Access], 1 term (6 months)
5th Edition
ISBN: 9781305581159
Author: Nicholas J. Garber; Lester A. Hoel
Publisher: Cengage Learning US
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Question
Chapter 20, Problem 11P
To determine
The tensile stress load located at interior of the slab.
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Students have asked these similar questions
Q2/Using the ACI Code equations, determine the minimum slab thickness required for Panel (A
and Panel (B) of the floor system shown in Figure (2). Use fy-470MPA.
200mm
350mm
e 250mm
400mm dia.
Exterior beam
250x250mm
200mm
2500 x 1000mm
350mm
Panel (A)
Panel (B)
50mm
Interior beam
78 m
7.8m
78 m
78m
Figure (2)
7.5 m-
. Design the thickness at the edge and at the center of rigid pavement of the proposed ABCD Road
to carry a wheel load of 7500 kg. Allowable tensile stress of concrete is 0.065f'. Assume
f'c = 20 MPa.
According to ACI code min allowed diameter of circular column is
450mm
450cm
300cm
300mm
* In design of slab shear if Vu more than ØVc then
increase slab thickness
use strirrups
decrease slab thickness
use additional longitudinal reinforcement
Chapter 20 Solutions
MindTap Engineering for Garber/Hoel's Traffic and Highway Engineering, 5th Edition, [Instant Access], 1 term (6 months)
Ch. 20 - Portland cement concrete consists of what four...Ch. 20 - List and briefly describe the five main types of...Ch. 20 - What is the main requirement for the water used in...Ch. 20 - Prob. 4PCh. 20 - Prob. 5PCh. 20 - Prob. 6PCh. 20 - Prob. 7PCh. 20 - Prob. 8PCh. 20 - Prob. 9PCh. 20 - Prob. 10P
Ch. 20 - Prob. 11PCh. 20 - Prob. 12PCh. 20 - Repeat Problem 20-12, with the slab containing...Ch. 20 - Prob. 14PCh. 20 - Prob. 15PCh. 20 - Prob. 16PCh. 20 - Prob. 17PCh. 20 - Prob. 18PCh. 20 - An existing rural 4-lane highway is to be replaced...Ch. 20 - Prob. 20PCh. 20 - Prob. 21PCh. 20 - Prob. 22PCh. 20 - Prob. 23PCh. 20 - Prob. 24PCh. 20 - Prob. 25PCh. 20 - Prob. 26PCh. 20 - Prob. 27P
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- Repeat Problem 20-12, with the slab containing temperature steel in the form of welded wire mesh consisting of 0.125 in.2 steel/ft width. The modulus of steel, Es, is 30106lb/in.2 , Ec=5106lb/in.2 , and h=6inches .arrow_forwardThe Advantages and disadvantages of Flat Slab Systemarrow_forward4.7 The cross section of a conventionally reinforced concrete one-way slab is shown below. Using ACI Table 9.5(a), answer the following questions: 5'-0" CANTILEVER TI 23-0 END-BAY T2 SPAN L3 INTERIOR-BAY a. What is the minimum slab thickness at end bays (T2)? Member Solid one- way slabs BM WIDTH Beams or ribbed one- way slabs TABLE 9.5(a)- - MINIMUM THICKNESS OF NONPRESTRESSED BEAMS OR ONE-WAY SLABS UNLESS DEFLECTIONS ARE CALCULATED Simply supported 23-0 END-BAY 12 €/16 CANTILEVER Minimum thickness, h Both ends One end continuous continuous Cantilever Members not supporting or attached to partitions or other construction likely to be damaged by large deflections 1/20 024 U/28 U/10 d/18.5 (21 €/8 Notes: Values given shall be used directly for members with normalweight concrete and Grade 60 reinforcement. For other conditions, the values shall be modified as follows: a) For lightweight concrete having equilibrium dersity, we, in the range of 90 to 115 loft, the values shall be multiplied…arrow_forward
- Design a one-way slab for the inside of a parkily garage. slab thickness 6" f= 4000 psi Gracke bo steel WLL= 180 pst %3D WoL=30 psf Not including the slab self-weignt. NWC.arrow_forward3. Per the following, are the breaks acceptable if the concrete is 4000 psi? ints 4110 Set 1 4050 4150 Set 2 4200 3810 Set 3 3750arrow_forward3. Per the following, are the breaks acceptable if the concrete is 4000 psi? 4110 Set 1 4050 4150 Set 2 4200 3810 Set 3 3750arrow_forward
- A slab with S/L = 0.40 has a thickness of 150 mm reinforced with 12 mm - diameterdeformed bars at spacing s = 200 mm on center. Assume f'c = 28 MPa and fy = 415MPa. Use clear cover of 20 mm. What is the governing steel ratio?arrow_forwardCalculate the maximum stress at corner if 4600 kg wheel load is applied on cementconcrete pavement of thickness 180 mm. a) 40 kg/cm² b) 42.59 kg/cm² c) 43.54 kg/cm² d) 44.89 kg/cm²arrow_forward4.6 A one-way slab is used typically in which of the following types of buildings? a. Museum b. Parking c. Library d. Warehouse 4.7 The cross section of a conventionally reinforced concrete one-way slab is shown below. Using ACI Table 9.5(a), answer the following questions: 5'-0" CANTILEVER 23-0 END-BAY SPAN L3 INTERIOR-BAY a. What is the minimum slab thickness at end bays (T2)? BM WIDTH 20 (191) Solid one- way slabs TABLE 9.5(a) - MINIMUM THICKNESS OF NONPRESTRESSED BEAMS OR ONE-WAY SLABS UNLESS DEFLECTIONS ARE CALCULATED Beams or ribbed one- way slabs 23-0 END-BAY Minimum thickness, h Simply One end Both ends supported continuous continuous Cantilever Members not supporting or attached to partitions or other Member construction likely to be damaged by large deflections U/20 (24 1/28 /10 (21 1/16 CANTILEVER 0/18.5 (18 Notes: Values given shall be used directly for members with normalweight concrete and Grade 60 reinforcement. For other conditions, the values shall be modified as…arrow_forward
- Q3c The basic concept of reinforced concrete column is to include a designed amount of steel bars in a predetermined pattern to give the concrete a reasonable amount of tensile strength. Describe the behavior of short column and long column under failing load.arrow_forwardProblem. A 130 thick one way RC slab is subjected to loads (wt. of slab is not included) as shown. Solve & Draw V & M diagram. Use: fy= 415 MPa; fc'=25 MPa; cc=27 mm. LL-2.3 KPa/DL = 5.5KPa 5.70m 25mm REBARS @ 230 mm O.C. 2m 24mm REBARS @ 130 mm O.C.arrow_forwardFind the safe static wheel load that a 360 mm thick rigid pavement could carry without any dowel across the joints if the allowable tensile stress of concrete is 1.5 MPa.arrow_forward
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