Soils Final Actual REAL Practice Exam Questions And Detailed Answers.

What kind of engineering properties of the soils do you (i.e. a general contractor) need to have in order to design construction temporary work such as shoring for an excavation? (A) Shear strength (B) Permeability (C) Compressibility or characteristics of volume changes (D) Compactability (E) All of the above (F) None of the above - correct answer A What kind of engineering properties of the soils do you (i.e. a general contractor) need to have in order to design construction temporary work such as a dewatering system for an excavation? (A) Shear strength (B) Permeability (C) Compressibility or characteristics of volume changes (D) Compactability (E) All of the above (F) None of the above - correct answer B One of the main purposes of soil classification is to improve communications between engineers and contractors concerning site conditions. Is this statement true or false? (A) True (B) False (C) It depends on the situation. It is hard to tell. (D) None of the above - correct answer A What is/are the most widely used system(s) for soil classification? (A) Unified Soil Classification System (USCS) (B) American Association of State Highway and Transportation Officials (AASHTO) (C) Associated General Contractors (AGC) (D) American Society of Civil Engineers (ASCE) (E) A and B (F) B and C (G) C and D (H) A, B and C (I) B, C and D (J) A, B, C and D (K) None of the above - correct answer E Which of the following is/are considered the most appropriate material(s) for backfilling? (A) Silty clay (B) Clayey sand (C) Sandy gravel (D) Any of the above (E) None of the above - correct answer C What does GW stand for? - correct answer well-graded gravels What does GM stand for? - correct answer silty gravels What does ML stand for? - correct answer silts with low plasticity What does SM stand for? - correct answer silty sand What does SPT stand for - correct answer standard penetration testing If the blow counts for an SPT test are 20, 30, and 24 for the first, second and third 6- inch penetration, what is the N value? (A) 74 (B) 54 (C) 50 (D) Any of the above (E) None of the above - correct answer B What is the drop of driving weight for the SPT equipment? (A) 12 inches (B) 24 inches (C) 30 inches (D) 45 inches (E) None of the above - correct answer C What is the mass of driving weight for the SPT equipment? (A) 100 lb (B) 120 lb (C) 140 lb (D) 160 lb (E) 180 lb (F) None of the above - correct answer C Who is the author for "Theoretical soil Mechanics," first book on soil mechanics published in 1925? (A) Karl von Terzaghi (B) Arthur Casagrande (C) Ralph B. Peck (D) Richard Goodman (E) All of the above (F) None of the above - correct answer A Who was the major contributor to soil classification in the first half of the 20th century? (A) Karl von Terzaghi (B) Arthur Casagrande (C) Ralph B. Peck (D) Richard Goodman (E) All of the above (F) None of the above - correct answer B There are 3 extremely small elements at the same depth in a water container. The shapes of the 3 elements are (a) cube, (b) sphere and (c) point, respectively (as shown below). Which element does have the largest pressure acting on its surface in any direction? (A) Cube (B) Sphere (C) Point (D) None of the above - correct answer D Point P Locates on the bottom of a water container. The vertical depth z is same for the following 3 containers. Which of the container does have the largest pressure at point p? (A) container a (B) container b (C) container c (D) None of the above - correct answer D The capillary rise of the soil mass is inversely proportional to the effective size of soil particles. Is this statement true? (A) True (B) False (C) hard to tell (D) None of the above - correct answer A Under the water surface, the water pressure at any point is the same regardless the direction of the pressure. Is this statement true? (A) True (B) False (C) hard to tell