CMT FINAL TEST- QUESTIONS AND ANSWERS 100% CORRECT

CMT FINAL TEST- QUESTIONS AND ANSWERS 100% CORRECTCMT FINAL TEST- QUESTIONS AND ANSWERS 100% CORRECTCMT FINAL TEST- QUESTIONS AND ANSWERS 100% CORRECTCMT FINAL TEST- QUESTIONS AND ANSWERS 100% CORRECT List the sequence of tasks from start of house to frame for a mono slab. - ANSWER-bench and balance / accurate stake / set forms / form board survey / plumbing underslab / plumbing inspection / prep slab and finish form boards / electrical underslab / soil test / county inspection/ white book in line inspection/ pour slab / rough grade. What does B&B stand for? - ANSWER-Bench and balance what is the psf of the soils have to be in the footing of a mono slab? - ANSWER-2000 What is the test we use to test our soil? - ANSWER-DCP- Dynamic cone penetrometer What is rough grade? - ANSWER-Grader smooths out lot to correct slope for water drainage and provides safe ground for workers List all the steps in doing slump test? - ANSWER-Fill cone 1/3 with concrete, prod 25 times. Fill 2/3 with concrete and prod 25 more times careful not to penetrate the first third. repeat again for last third and penetrate 25 more times. Level top, flip cone and remove. See how far concrete falls and that will give you your slump. What is the strength and slump of the concrete used in our slabs? - ANSWER-3000 psi, 4-5" slump what straps do we use in the slab to hold framing down? - ANSWER-We use anchor bolts. 1/2" in width, 7" embedded What is the mil of our plastic used under concrete? - ANSWER-10 mil How much of the plastic is lapped under slab and is it taped? - ANSWER-12" and yes it is taped if you have a 4" drain pipe going through a footing what should you do to pass code? - ANSWER-Sleeve pipe with 1 size bigger so in this case a 5'" pipe what is the spacing of the bolts in the foundation? - ANSWER-Every 6' unless within a break/corner then within 12" or 2 bolts for every board What is the max number of turns concrete can go in the truck and how long can it sit? - ANSWER-360 rotations (steve says 365) or 90 min