2018 IRC Study Chapter 4 Foundations Exam with actual detailed question and perfect answers

2018 IRC Study Chapter 4 Foundations Exam with actual detailed question and perfect answers 1. Unless grading is prohibited by physical barriers, lots shall be graded away from the foundation with a minimum fall of within the first . a. 6 inches, 5 feet b. 6 inches, 10 feet c. 12 inches, 5 feet d. 12 inches, 10 feet: B 2. In the absence of a complete geotechnical evaluation to determine the soil's characteristics, clayey silt material shall be assumed to have a presumptive load-bearing value of . a. 1,500 psf b. 2,000 psf c. 3,000 psf d. 4,000 psf: A 3. Concrete used in a basement slab shall have a minimum compressive strength of where a severe weathering potential exists. a. 2,000 psi b. 2,500 psi c. 3,000 psi d. 3,500 psi: B