CBO BC Training Quiz 22

211. Maximum allowed unbalanced backfill height for an 8’ wall with 12” hollow CMUs is?

40” 50” 7’ 70”

212. A masonry veneer shall be ____ inches above grade.

8" 4” 6" 3"

213. Wood veneer shall be _____ inches above grade?

6” 8" 10" 12"

214. Foundation damp roofing is required when?

All foundations Enclosing interior spaces below grade used for occupancy For basement sleeping rooms If moisture meets class B soil conditions in the area

215. Damp proofing is required from?

Top of the footing to the finished grade All exposed concrete From within 6" above the grade to the footer On the footer

216. Access to a crawl space requires a minimum opening of?

18” x 24” 24” x 24” 18” x 18” 36" x 36”

217. A floor joist for a sleeping area with a live load of 30 PSF and a dead load of 10 PSF using 2 X 10 Hem Fir #2 on 16” centers allows for a span of?

16’-10” 16’-0” 14’-2” 12’-9”

218. Bracing/bridging cannot exceed?

8’ 3' 2' 6'

219. Particleboard shall conform to?

Type PBU Type WC2 Type X Type CDX

220. Particle board shall have ends separated by?

Per manufacturers recommendations 1/8" 1/4" Greater than 1/16"

CBO BC Training IRC Quiz 22

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