Foundation Inspection
What You Should Know:
Poured foundations: Call for the inspection after the required reinforcements are installed but BEFORE cement is poured.
Wood or Block Foundations: Call for inspection after waterproofing but before backfilling.
321.15 (2)(a) Footing has minimum 4” each side of foundation wall and 8” minimum depth
321.18 Proper foundation thickness, pilaster spacing, and reinforcement per code tables
321.18 (3) Maximum fill height for unreinforced HCB supporting WF: 8" block - (6 courses) in nongranular; 5' (8 courses) in granular; 10" block - 6' (8 courses) in nongranular; 6’ (9 courses) in granular
321.15 (2)(c) Stepped foundation lintels or reinforcement (short steps okay with plain concrete) 321.18 (3)(b) Rebar or other reinforcement per plan
321.26(3) Type M or S mortar 321.26(12) 1/2" maximum mortar joint
321.18 (3) Anchor bolt placement: minimum 6’ o.c. for concrete and 2 1/2' o.c. for HCB
321.26(9) Beam to bear on: 8" height solid of solid concrete (or steel plate)
321.17 (3)(d) Required tiles: gravel bed of 2", cover of 12"
321.18 (3) Block damp proofed in clay soil
322.32 (6) Foundation insulation per energy worksheet including frost wall under basement walkouts
321.07 (2) & 322.34(3)(a) 1:1500 crawl space venting and 14" x 24" access
321.02 (3) 321.26 (1) Protected from freezing during cure 321.18 (1)(c) & (d) Walls braced or floor system in prior to backfill
321.16, 321.12, 321.10 Proper elevation for frost depth, zoning, drainage, and protection of wood from decay
Links
St. Croix Community Development
EMAIL
EMAIL
