Principles of Foundation Engineering (MindTap Course List)
9th Edition
ISBN: 9781337705028
Author: Braja M. Das, Nagaratnam Sivakugan
Publisher: Cengage Learning
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Textbook Question
Chapter 2, Problem 2.6P
In AASHTO, which group are the following soil likely to fail into?
- a. A well-graded gravel with approximately 10% fines
- b. A well-graded sand with approximately 10% fines
- c. A uniform fine sand
- d. A high plastic clay
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Check out a sample textbook solutionStudents have asked these similar questions
A soil that contains only sizes between 0.1 and 1 mm can be classified as uniform sand
Select one:
O True
O False
In AASHTO, which group are the following soil likely tofall into?
a. A well-graded gravel with approximately 10% finesb. A well-graded sand with approximately 10% finesc. A uniform fine sandd. A high plastic clay
A sand is comprised of solid constituents that have a density (ps) of 2.68 Mg/m³.
The void ratio, e, of the specimen is 0.58. Compute the following: (a) pa; (b) density when
saturated, psat, and (c) relative density, Dr, using additional information that this soil has a
maximum void ratio, emax, of 0.85 and a minimum void ratio, emin, of 0.43. (include your phase
diagram(s))
(a)
kg/m³ (b)
kg/m³
(c)
Chapter 2 Solutions
Principles of Foundation Engineering (MindTap Course List)
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.Similar questions
- I need an answer. Asap ty subject: Soil mechanics (geotechnical engineering)arrow_forward3.) A SAMPLE OF SAND HAS A RELATIVE DENSITY OF 40% N/A SOLID SPECIFIC GRAVITY OF 2.65 THE MINIMUM VOID RATIO 1 0.45 AND THE MAX VOID RATIO K 0.97. 9) DETERMINE THE VOID RATIO OF THE SAND AT RELATIVE DENSITY OF 40% b.) DENSITY OF SAND IN SATURATED CONDITION IN PCF C) IF THE SAND IS COMPACTED TO A RELATIVE DENSITY OF 65%, WHAT WILL BE THE DECREASE IN THICKNESS OF A 4FT, THICK LAYER IN FEETarrow_forwardIn mechanical soilarrow_forward
- A certain saturated sand (S = 100%) has a moisture content of 25.1% and a specific gravity of solids of 2.68. It also has a maximum void ratio of 0.84 and a minimum void ratio of 0.33. Calculate its relative density and classify its consistencyarrow_forward5. What are the requirements of core sand?arrow_forwardAs per the application of discrete fiber reinforced sand,how it is mixed uniformly in sand?arrow_forward
- Asaparrow_forwardAn isolated footing 1.50m x 1.20m x 0.30m designated as F-1, is to be used as foundation for two storey residence. There are nine (9) pcs of F-1. Using Class A 1:2:4 Concrete Mix Proportion, a) determine the required total quantity of cement - 40kg bag.arrow_forwardA certain saturated sand (S = 100%) has a moisture content of 27.9% and a specific gravity of solids of 2.61. It also has a maximum index void ratio of 0.90 and a minimum index void ratio of 0.33. Compute its relative density and classify its consistency. (Table on the right) Solution: Given the values of mmoisture content, specific gravity and degree of saturation, the void ratio can be estiamted as: e = Thus the relative density is found to be Dr = • According to the table, the soil is classified as %; soil. TABLE 3.3 CONSISTENCY OF COARSE-GRAINED SOILS AT VARIOUS RELATIVE DENSITIES (data from Lambe and Whitman, 1969) Relative Density, D,(%) 0-15 15-35 35-65 65-85 85-100 Classification Very loose Loose Medium denseª Dense Very dense "Lambe and Whitman used the term "medium," but "medium dense" is better because "medium" usually refers to the particle size distribution.arrow_forward
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