The lag screws or bolts in deck ledgers and band joists shall be placed in accordance with Table R507.2.1 and Figures R507.2.1 (1) and R507.2.1 (2). For SI: 1 inch = 25.4 mm. Lag screws or bolts shall be staggered from the top to the bottom along the horizontal run of the deck ledger in accordance with Figure R507.2.1 (1). Maximum 5 inches.

The International Residential Code lists two fasteners for directly attaching ledgers to a house: 1/2-inch-diameter hot-dip-galvanized 

www.strongtie.com. SDWS TIMBER Screw. Structural Wood-to-Wood Connections Including Ledgers above also provides SDWS screw spacing for a wider range.

4/17 · Structural deck ledger screws (left) are easier to install than 1/2-in. diameter galvanized lag screws (above), because pre-drilled holes aren't required. But they must be

SDS Screw Spacing Detail On-center spacing of SDS wood screws Exterior cladding and flashing not shown for clarity Ledger fastener spacing may be offset up to 3" to avoid interference with joist attachment 4" to 5" from end of ledger 1¹⁄₂" minimum from top of ledger and band joist 1¹⁄₂" minimum from bottom of ledger and band joist 3

The lag screws or bolts in deck ledgers and band joists shall be placed in accordance with Table R507.2.1 and Figures R507.2.1 (1) and R507.2.1 (2). For SI: 1 inch = 25.4 mm. Lag screws or bolts shall be staggered from the top to the bottom along the horizontal run of the deck ledger in accordance with Figure R507.2.1 (1). Maximum 5 inches.

Rows of screws shall be vertically offset and evenly staggered. Screws shall be placed 1 1/2" to 2" from the top and bottom of the ledger or rim board with 3" minimum and 6" maximum between rows and spaced per the table. End screws shall be located 6" from the end and at 1 1/2" to 2" from the bottom of the ledger.

Concrete & Structural Deck Screws Ledger Attachment Ledger Attachment Attaching a ledger board has never been easier. Get strong, sturdy ledger board attachments that don't require any pre-drilling with our curated collection of ledger screws. Get everything you need to complete your project.

Minimum spacing of the SDS for LVL and LSL applications is 6" o.c., minimum end distance is 6", and minimum edge distance is 5/8". Wood structural panel up to 1 1/8" thick is permitted between the sole plate and rim board provided it is fastened to the rim board per code and the minimum penetration of the screw into the rim board is met.

Typically, you will need to install your bolts alternating high and low 2" from the top and bottom of the ledger board. As a rule of thumb, bolts can be spaced 16" on center for supporting joist

Structural Screws. Show 12 24 36 48. Home Shop by Industry Manufactured Housing Industry Screws Structural Screws Ledger Board. Selected. 3-5/8" Ledger Board Screw. $64.00. 5" Ledger Board Screw. $114.00.

Gypsum board must be attached as required per the building code. 6. Fasteners shall be centered in the stud and spaced as shown in Figure 5 

2"x ledger with 1/2"x 4" lag bolts at 16" or 24" o.c. staggered OR (2) 1/4" SDS screws at each stud with 2" minimum penetration LU or equal face mount hangers SEE OPTION 1 An optional ledger may be attached to cut end of truss tails using (2) SDS 1/4" screws with 2" minimum embedment at each truss, or (3) 16d nails in lieu of

All structural sheathing materials installed between the deck ledger board and the rim joist shall be positively attached with nails, screws or staples capable of transferring ledger board forces

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The MiTek Pro Series WS or WSWH structural wood screws can be used to fasten deck ledgers to the (1) and equivalent spacing of 1/2" diameter lag bolts.

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Be careful using that math! if the joist span is 10 feet and the ledger is attached to a typical 2x band/rim joist using 1/2" lag screws, 15" 

Pre-drill holes 17/32" to 9/16" diameter. This is slightly larger than the bolt itself and relieves pressure and or tension in the boards. The predominant forces in the system will be the tension

2 The IRC provides prescriptive fastener spacing for the attachment of a deck ledger to a rim joist with ½"- diameter lag screws or through 

2x deck ledger shown. (double 2x ledger similar). SDWS wood screws stagger vertically spaced in accordance with table. Rim board per table. Wood structural.

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2) Spacing based on linear interpolation of spacing table in Appendix AM104.1 of North Carolina Building Code. 3) Rim board shall have a minimum thickness of 1-1/8". 4) A maximum 1/2" wood structural panel may be installed between the deck ledger and the rim board. 5) Ledger board shall be designed according North Carolina Building Code

A little background Spacing ledgers off the wall has been a code-accepted practice since the when the International Residential Code (IRC) included a prescriptive ledger fastening

F LEDGER FASTENER SPACING PER DETAIL1/S08 2" MIN SCREWS 2X2 BALUSTERS ATTACHED AT TOP AND BOTTOM WITH (2) 8D NAILS OR (1) #8x2-1/2" MIN WOOD SCREW 2X4 TOP AND BOTTOM Sheathing shall be permitted to be wood structural panel, gypsum board, fiberboard, lumber, or foam sheathing. Up to 1/2-inch thickness of stacked

Ledger Spacing On-center spacing of SDWS wood screws Ledger fastener spacing may be offset up to 3" to avoid interference with joist attachment 6" from end of ledger 11⁄2" minimum from top of ledger and rimboard 11⁄2" minimum from bottom of ledger and rimboard 3" minimum row spacing Exterior cladding and flashing not shown for clarity

LedgerLOK is a code-compliant structural wood screw engineered to fasten a deck ledger board to the rim joist of a house with no predrilling. Where to Buy Product Info Video

Examples of structural elements include: joists, beams, ledger board, posts, footings, stringers, treads, and the type, size, and spacing of ledger board 

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Note: A deck must comply with the building code development permit & zoning requirements. DECK LEDGER TO HOUSE ATTACHMENT – LAG BOLT SPACING (SEE.

Typically, you will need to install your bolts alternating high and low 2" from the top and bottom of the ledger board. As a rule of thumb, bolts can be spaced