- 3 Beams Supporting Floors In Construction Type Iv Buildings Are Required To Have A Minimum Nominal Depth Of Inches A 1 (83.07 KiB) Viewed 25 times
3. Beams supporting floors in Construction Type IV buildings are required to have a minimum nominal depth of inches. a. 6 b. 8 c. 10 d. 12 4. Construction Type V buildings may have structural elements, exterior walls, and interior walls of what type of materials? Select the most correct answer. a. Wood b. Steel C. Concrete d. any materials permitted by the code 5. Which of the following materials is not permitted in buildings of Type I or Il construction? a. Foam plastics in accordance with Chapter 26 b. Trim installed in accordance with Section 806 C. Nailing and furring strips as permitted by Section 803.4 d. Fire-retardant-treated wood in exterior bearing walls