CR-42 Study Guide Exam With All Correct Answers.

What is the minimum exposure on a 24 inch wood shingle? A)5-1/2 inches B)6-1/2 inches C) 4 inches D)5 inches - Answer 5 inches Which of the following locations would NOT typically have an expansion joint on a built up roof? A)every 100 lineal feet of roof B)where substantial temperature variations occur in the occupancy below the roof C)at new additions to an existing roof D)where the roof intersects a vertical wall - Answer Every 100 lineal feet of roof What is the ASTM code for spray on poly roof system? A)ASTM D 1026 B)ASTM C 1142 C)ASTM C 1029 D)ASTM D 1114 - Answer ASTM C 1029 Which of the following would NOT be an appropriate deck material for an asphalt shingle roof? A)1" x 6" solid B)1" x 6" spaced C)solid wood planking D)plywood - Answer 1" x 6" spaced Asphalt is applied to a roof at an approximate temperature of ________degrees.