When the header joist span does not exceed 4', the header joist may be a single member the same size as the floor joist. Single trimmer joists may be used to carry a single header joist that is located within 3' of the trimmer joist bearing. When the header joist span exceeds 4', ...
See Table 601 footnote k, for Type III Construction exception for this reduced basic floor area. (Ord. 4056, 7-18-05) 506.4 SINGLE OCCUPANCY BUILDINGS WITH MORE THAN ONE STORY: The total allowable building area of a single occupancy building with more than one (1) story above grade plane...
ONE SQUARE FOOT LOADS, ALL ALONG A RAFTER OR FLOOR JOIST (THIS IS A UNIFORM LOAD) Note: The PLF is the same as PSF in this case because the tributary width is only one foot wide. Loads on adjacent rafters are not shown for clarity. 12" 12" 1/2 1/2 12 IN. SUPPORTING WALL, ...
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