Pine Ceiling Joist Span Tables

View joist rafter tables. Simplified span tables for southern pine lumber and glued laminated timber glulam headers beams and girders. Ceiling joists of the first floor of a two story structure often serve as floor joists for the second floor.

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Also see using these tables and five examples showing how to read the table values plus other important information.

Pine ceiling joist span tables. Deflection is limited to the span in inches divided by 360 for live load only. View allowable load tables. These easy to use tables were compiled by the southern forest. Rafter spans can be extended slightly beyond what the rafter tables suggest when there is a cantelever.

Timber grading of all products is compliant with as1720. Pergola rafter spans for 600 mm and 900 mm spacing. Lumber span tables spruce pine fir south ceiling joists 20 psf live load 10 psf dead load 240 deflection limited attic storage note. 1 refer to general notes for information that is relevant for all span tables.

Finger jointing and adhesives to meet service conditions outlined in as5068. 2 for design parameters refer to figure 7 26. Maximum spans are inside to inside of bearings note. Tables listing maximum spans for southern pine joists and rafters are detailed below.

Span table 0 25 kn m. 3 where rafters are equal to or exceed four times their breath blocking should be used to reduce distortion. View size selection tables. Structural products deemed satisfactory to meet the provisions outlined in as1170 parts 1 2.

Radiata pine to either f7 or gl8 structural grade and are to be used in accordance with the relevant span table. Internal floor joists f7 42mm 30 deck joists f7 42mm 31 deck bearers f7 32 deck bearers gl8 32 technical diagrams verandah beams 33 technical diagrams ridge beams 34 technical diagrams rafters and battens 35 technical diagrams internal floor joists deck joists deck bearers 35. If this is the case with your structure use the floor joist table to determine maximum joist length load. Ceiling joist spans for southern yellow pine douglas fir and eastern spruce.

These 46 tables are based upon design values for visually graded southern pine dimension lumber that became effective june 1 2013. Table r802 4 1 ceiling joist spans for common lumber species uninhabitable attics without storage live load 10 psf l δ 240. Span table span tables for flat roof joists to bs 5268 7 2 imposed loads of 0 75 kn m for maintenance and snow load are applicable where there is no permanent access no fixed ladder or staircase and most areas where the altitude does not exceed 100. Span tables for ceiling joists to bs 5268 7 3 imposed load timber.

Listed are 46 tables based on common loading conditions for floor joists ceiling joists and rafters. Deflection is limited to the span in inches divided by 360 for live load. For each application a pdf download is available. Joist span tables use these tables to determine lengths sizes and spacing of ceiling joists.

Span tables use these tables to determine rafter span ceiling joist span and floor joist span. Treated pine span tables. For other grades and species and for other loading conditions refer to the awc stjr. The 1 grade material is more expensive than the 2 grade but if you can use fewer or smaller 1 grade joists or rafters in your design you may actually save money.

Spans for ceiling joists shall be in accordance with tables r802 4 1 and r802 4 2. Wind classification n1 n2.