Based on NSCP code provisions, what is the required extension length at the end of the bend in the vertical direction? 9. -2-36 mm 0 216 mm b. 288 mm C 432 mm d. 450 mm e None of the above 10. What should be the inside diameter of the bend? Smm reste125mm a 216 mm b. 288 mm C 432 mm d. 450 mm e None of the above Compute the basic development length, Idh, for the hooked bars 50 mm 250 mm 550 mm -10 mm o 11. 550 mm 450 mm measured from the critical section along the bars to the far side of the vertical hook a 381.62 mm b. 477.03 mm 681.47 mm d. 686.50 mm e. None of the above 12. Compute the modified development length, Idh for the hooked bars measured from the critical section along the bars to the far side of the vertical hook a. 350.73 mm b. 338.42 mm C 626.32 mm 630.94 mm d. e. None of the above 13. Using the simplified equation, compute the development length required, lid, for the negative tension bars. 2173.08 mm b. 1975.53 mm C 940.73 mm d. 671.95 mm a. e. None of the above 14. Determine the theoretical cut-off point for the negative bars if wu-147KN/m and the unsupported span of the beam is 6m. 0.686 m from the face of the support b. 5.314 m from the face of the support 0.686 m from mid-span 5.314 m from mid-span None of the above a. d. e.