8. A rigid pavement concrete slab is shown in the given figure. Determine the stress andalso max. deflection due to corner loadingh 10 in.k = 100 pcih 10 in,a = 6 in.9. Repeat problem (8) for interior loading case as shown in the given figure:Sk= 100 pcih = 10 in.k = 100 pcia = 6 in.a 6in.10,000 lb%i4₁10,000 lb10. Repeat problem (3) for edge loading cases (Circular or semi circular) as shown in thegiven figure:110,000 lb%c = ?D.?e = ?= ?11. A section of a highway with length of 10 Km was evaluated using the PavementCondition Rating Methods. The existing distresses along with this section are presentedin the given photos. The severity and extent levels of each distress are given with thephoto of the specified distress. The PCR form rating is also given.

Given data Thickness of the slab (h) = 10 in. Modulus of subgrade reaction (K) = 100 pci Radius of…

8. A rigid pavement concrete slab is shown in the given figure. Determine the stress and also max. deflection due to corner loading h 10 in. k = 100 pci h 10 in, a = 6 in. 9. Repeat problem (8) for interior loading case as shown in the given figure: k = 100 pci h = 10 in. k = 100 pci a = 6in. a = 6 in. 10,000 lb 4₁ 10,000 lb = ? 10. Repeat problem (3) for edge loading cases (Circular or semi circular) as shown in the given figure: 0 = ? 10,000 lb ? %c Ac ? 11. A section of a highway with length of 10 Km was evaluated using the Pavement Condition Rating Methods. The existing distresses along with this section are presented in the given photos. The severity and extent levels of each distress are given with the photo of the specified distress. The PCR form rating is also given.

8. A rigid pavement concrete slab is shown in the given figure. Determine the stress and also max. deflection due to corner loading h 10 in. k = 100 pci h 10 in, a = 6 in. 9. Repeat problem (8) for interior loading case as shown in the given figure: k = 100 pci h = 10 in. k = 100 pci a = 6in. a = 6 in. 10,000 lb 4₁ 10,000 lb = ? 10. Repeat problem (3) for edge loading cases (Circular or semi circular) as shown in the given figure: 0 = ? 10,000 lb ? %c Ac ? 11. A section of a highway with length of 10 Km was evaluated using the Pavement Condition Rating Methods. The existing distresses along with this section are presented in the given photos. The severity and extent levels of each distress are given with the photo of the specified distress. The PCR form rating is also given.

Traffic and Highway Engineering

5th Edition

ISBN:9781305156241

Author:Garber, Nicholas J.

Publisher:Garber, Nicholas J.

Chapter20: Design Of Rigid Pavements

Section: Chapter Questions

Problem 12P

See similar textbooks

Similar questions

calculate the maximum stress at corner of 4600 kg wheel load is applied on cement concrete pavement of thickness is 180mm?
1. Given concrete has density of 2000 kg/m3 and coefficient of friction 0.45,determine the minimum thickness, b, of the levee such that it does not slide. Recall the frictional force is given by the product of the the coefficient of friction and the weight of the object. Assume the width of the levee (i.e., the dimension into the page) is w = 1 m. 2. Is this thickness enough to prevent the levee from overturning about its toe?
Determine the complete state of stress (δz , δr , δt ) using one layer theory under thecenterline of a tire having 50000 Ib load, 100psi pressure for the following depth-tireradius ratios: 0, 0.5, 2. Assume the pavement is characterized by μ = 0.5 and E =3000psi.
The cross section of a beam constructed using Grade 50 concrete (Ec = 34800 MPa) is 300 mm x 450 mm (b x D) as shown in figure 1. Assuming d = 390 mm, Esteel = 200 GPa and the beam behaves elastically, determine the following: 1. Use the transformed method to determine position of neutral axis and cracking moment Mcr. 2. Determine the maximum concrete and steel stresses produced by a positive bending moment of 40 kNm in the uncracked section.
A steel pipe of length L =7.0 ft, outside diameter d2 = 6.0 in., and inside diameter d1 = 4.5 in. is compressed by an axial force P 140 kN. The material has modulus of elasticity E = 30,000 ksi and Poisson's ratio v = 0.30. Determine the following quantities for the pipe: (a) the shortening (delta) (b) the lateral strain E' , (c) the increase Ad2 in the outer diameter and the increase Ad1 in the inner diameter, and (d) the increase At in the wall thickness.
1.) The specific weight of the concrete is 150 ??⁄??3, and the coefficient of friction between the base of the dam and the foundation is 0.42. If the factor of safety against overturning is 2, compute for the minimum width of the dam. CHOICES a.) 8.416 b.) 4.681 c.) 6.841 d.) 1. 684 2.) The specific weight of the concrete is 150 ??⁄??3, and the coefficient of friction between the base of the dam and the foundation is 0.42. Use 1.5 as the factor of safety (F.S) against sliding. Calculate the width of concrete dam that is necessary to prevent the dam from sliding. Unit of the Correct Answer: ft CHOICES a.) 5,783 b.) 7.358 c.) 3.578 d.) 8.357
Calculate 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/cm²
The floor system of a residential building consists of 125mm thick concrete slab (unit weight = 23.6 KN/m^3) resting on the three 8 m spanned RC floor beams spaced at 1.7 meters on center. Size of RC beam is 200mm x 450mm. NSCP 2015 load Factors: 1.2DL & 1.6LL. Assume simple supports. Calculate the unfactored slab in KN/m? Express your answer in 1 decimal places.
d. Secant modulus at a stress of 62 ksi.e. Tangent modulus at a stress of 65 ksi.
Calculate the corresponding depth of uniform stress block in a reinforced concrete beam 47*10 deep reinforced with bars 20-mm in diameter enclosed with 10-mm-da stirrups when the tensile steel strain is 0.008 and concrete compression strain is 0.003. f'c= 23 MPa. Express your answer in 2 decimal places only in mm.
A dam 4 m on top, 18 m at the bottom and 25 m high contains water 20 m deep on its vertical side. Neglecting uplift pressure, what is the stress at the heel? Wt. of concrete is 2200 kg/m³ a. 39 773 kg/m²b. 38 000 kg/m²c. 43 452 kg/m²d. 34 414 kg/m²
A tire load with an air pressure of 132.6 psi and weighing 15,000 lbs is in contact with a flexible pavement that has the following properties: Modulus of elasticity: 45,000 psiPoisson ratio: 0.58 a. Calculate the stress at a depth of 4 in. and radial distance of 6 in. using Boussinesq equation. b. Calculate the vertical stress, radial stress, and deflection on the pavement surface under the center of the load. c. Calculate the vertical stress, radial stress, and deflection at a depth of 4.8 in and radial distance of 7.2 in.