Porch with 2X6 Decking Span

Southern Pine Decks and Porches - Southern Forest Product ... (3) 2x6. (3) 2x8. (3) 2x10. (3) 2x12. Table 4: Southern Pine Deck Beam Spans (LB)1. 1 Assumes 40 psf live load, 10 psf dead load, L/360 deflection, No. 2 grade, and wet service conditions. 2 Maximum allowable overhang cannot exceed L/4 or ? of actual main span. Assumes cantilever length/180 deflection with 220 lb...

How to Compute the Spans for a Deck - Better Homes and Gardens See the chart below and study your local code. Beam Spans: Distance a joist spans between a beam and a ledger or between beams, using No. 2 and better Southern pine or Douglas fir. Joist: 2x6. If joists are spaced: 16" Span: 9 1/2'. Joist: 2x6. If joists are spaced: 24" Span: 8'. Joist: 2x8. If joists are spaced: 16" Span: 13'.

Joist Layout for Stronger Decks | Professional Deck Builder ... Mar 20, 2013 ... How many decks have you been on that bounce or vibrate under foot? Though it's an uncomfortable sensation, in most cases it doesn't suggest an imminent structural failure, just joist spans stretched to the max. (The most common cause of deck collapses is the structure pulling away from the building, not...

Decks.com. Deck Joist Sizing and Spacing 2x6 joists should only be used on ground-level decks that do not require, and will not provide for, any guards. Similar to guards, if stairs are to be hung ... Some builders reduce joist spacing to 12" on center to strengthen the deck frame or to increase maximum allowable joist spans. Before building a composite deck always...

Prescriptive Residential Wood Deck Construction Guide 6. PRESCRIPTIVE RESIDENTIAL WOOD DECK CONSTRUCTION GUIDE. American Wood Council. Table 3A. Dimension Lumber Deck Beam Spans (LB)1 for Joists Framing from One Side Only. Joist Spans (L) Less Than or Equal to: Species. Size4. 6'. 8'. 10'. 12'. 14'. 16'. 18'. Southern Pine. 2-2x6. 6' - 8". 5' - 8". 5' - 1".