CBO BC Training Quiz 48

471. What is the maximum joist span without bracing/bridging?

7' 8’ 9' 10'

472. What is the maximum spacing of 2X4 wood studs in a bearing wall supporting a roof and ceiling?

16" 20" 24” 28"

473. Cripple walls exceeding what height shall be framed of studs having the size for an additional story?

3' 3'-6" 4’ 5'

474. Bored holes in load bearing walls shall be limited to what percentage of the width?

40 percent 30 percent 25 percent 20 percent

475. A 2X8 rafter used without attached ceiling where there is a 30 PSF snow load, and with a dead load of 20 PSF, and is made from #2 Hem-Fir on 16” centers shall be no longer than?

13’-4” 9’-3” 7' 18'-10"

476. A #2 hem-fir rafter without attached ceiling on 12” centers that spans 17’ with a snow load of 30 PSF and a dead load of 10 PSF shall be of what size?

2X6 2X12 2X10 2X8

477. There were more questions from Table 2308.7.2(3)). Know this table.

Know 2015 IBC Table 2308.7.2(3)) (choose this one) Know 2015 IBC Table 2308.7.2(3)) Know 2015 IBC Table 2308.7.2(3)) Know 2015 IBC Table 2308.7.2(3))

478. Rafters supporting an attached ceiling with a 30 PSF snow load and a 20 PSF dead load using Douglass-fir-larch #1 on 16” centers and 2X6 profile shall span no more than?

11’-5” 10'-6" 12' 9'-3"

479. What is not considered glass in a hazardous location?

Hazardous location example Glazing used as curved glazed panels in revolving doors Hazardous location example Hazardous location example

480. Glazing in an individual window that meets ALL OF THE following conditions shall be considered hazardous

Know the 4 items in IBC 2406.4.3 Know the 4 items in IBC 2406.4.3 Know the 4 items in IBC 2406.4.3 Know the 4 items in IBC 2406.4.3 (choose this one)

CBO BC Training IBC Quiz 48

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