NASCLA EXAM| 75 QUESTIONS| WITH COMPLETE SOLUTIONS

Determine LF of wall 24' at 16"oc correct answer: 193.25' Max spacing of web cross bracing for wood trusses? correct answer: 20' Screw type to attach drywall to metal stud correct answer: Type S Weld washers are req'd for metal thickness less than what? correct answer: 0.028 (22 gauge) What is bearing depth for a steel joist girder? correct answer: 7 1/2" Why are indentations in waffle slab in 2 way reinforced concrete slab known as? correct answer: Domes Steel decking will have what percentage of its perimeter working? correct answer: 75% Minimum corner bead fastener spacing? correct answer: 12" What reinforcement req'd for vent pipe roof penetration? correct answer: None Steel joist minimum bearing on steel bearing plate correct answer: 4" Minimum number of ties for each rebar in mat foundation correct answer: 3 Joints made to accommodate movement correct answer: Contraction Joints Vibrator method correct answer: 15" intervals for 10-15 seconds Minimum number of employees to keep OSHA records correct answer: 10 Fair labor standards act provides sub minimum wage provisions