1. Fill out the table for % passing Sieve Size wt ret% retained % passing 1.01 0.0 3/4 20.01 1/2 50.0 3/8] 55.0 4.00 67.0 8.0 267.0 16.01294.0 30.0 310.0 50.0|410.0 100.0 210.0 200.0 48.0 pan 5.0 TOTAL: 2. What does L B W stand for? 3. Is MDOT 6AA a sand or gravel? (circle one) 4. What is the USCS TWO-LETTER soil classification for a well-graded sand?? 5. What is MDOT 21AA generally used as? 6. Which is used as a concrete aggregate: Class II Sand or 2NS? 7. A soil tin has a wet weight (wet soil + tin) of 32.0 g. It is dried to a weight (dry soil + tin) of 28.0 g. The empty tin weighs 12.0 g. What is the % moisture content of the soil? 8. Wis 13#, W, is 130#, V, is 1.3 cubic feet, what is dry unit weight (in PCF)? 9. A column load imposes a 25 kip (25,000 pound) load. For an allowable safety factor of 3.0 and a soil with an ultimate bearing capacity of 3,000 psf, what are the plan dimensions of the required shallow square footing (i.e., feet)? feet by 10. Name two OSHA Type C soils. What is the allowable excavation slope for a Type "C" soil? Sketch it. 11. What are the two subtypes of installation methods of piles? (not what they are made of) 12. For auger cast piles, what is pumped into the hole as the auger is withdrawn? 13. What is a soldier pile and lagging system? When and why is it used? Draw it IN DETAIL, and label parts. 14. What device measures in-place soil density in the field (hint - yellow box)? 15. What type of roller is suitable to compact clay soils? Why? Describe. 16. What does USCS stand for? U S S 17. Draw the Rock Cycle. In detail. Effort = points. 18. What do the letters in ASTM stand for? A S T M 19. How is soil N value (from a drill rig) determined? 20. Research question: How is "N" value related to soil bearing capacity? 21. What are the two granular soil types and the two cohesive soil types? (If 1. Fill out the table for % passing Sieve Size wt ret% retained % passing 1.01 0.0 3/4 20.01 1/2 50.0 3/8] 55.0 4.00 67.0 8.0 267.0 16.01294.0 30.0 310.0 50.0|410.0 100.0 210.0 200.0 48.0 pan 5.0 TOTAL: 2. What does L B W stand for? 3. Is MDOT 6AA a sand or gravel? (circle one) 4. What is the USCS TWO-LETTER soil classification for a well-graded sand?? 5. What is MDOT 21AA generally used as? 6. Which is used as a concrete aggregate: Class II Sand or 2NS? 7. A soil tin has a wet weight (wet soil + tin) of 32.0 g. It is dried to a weight (dry soil + tin) of 28.0 g. The empty tin weighs 12.0 g. What is the % moisture content of the soil? 8. Wis 13#, W, is 130#, V, is 1.3 cubic feet, what is dry unit weight (in PCF)? 9. A column load imposes a 25 kip (25,000 pound) load. For an allowable safety factor of 3.0 and a soil with an ultimate bearing capacity of 3,000 psf, what are the plan dimensions of the required shallow square footing (i.e., feet)? feet by 10. Name two OSHA Type C soils. What is the allowable excavation slope for a Type "C" soil? Sketch it. 11. What are the two subtypes of installation methods of piles? (not what they are made of) 12. For auger cast piles, what is pumped into the hole as the auger is withdrawn? 13. What is a soldier pile and lagging system? When and why is it used? Draw it IN DETAIL, and label parts. 14. What device measures in-place soil density in the field (hint - yellow box)? 15. What type of roller is suitable to compact clay soils? Why? Describe. 16. What does USCS stand for? U S S 17. Draw the Rock Cycle. In detail. Effort = points. 18. What do the letters in ASTM stand for? A S T M 19. How is soil N value (from a drill rig) determined? 20. Research question: How is "N" value related to soil bearing capacity? 21. What are the two granular soil types and the two cohesive soil types? (If