# How far can you span a 2x6 floor?

A 26 is a versatile piece of lumber that can be used for a wide range of structural needs.It can be difficult to determine how far a 26 can span when used for structural framing.

Weight load, spacing, wood quality, and wood species are some of the variables that determine 26 span requirements.How far can a 26 span without support?It's a challenge to say the least.

When used as a rafter, 10 feet 9 inches spacing can span a maximum distance of 13 feet 5 inches, and 6 feet 11 inches can be used for a deck beam.

In this article, we will look at the distances a standard 26 can span, whether you are using it for a backyard deck or rafters in a roof.How much weight can a 26 support Horizontally?The term span is used when constructing a home, shed, or deck.A span is the distance a piece of lumber can cover before it needs to be supported by a post.The distance between the center of one support and the other is referred to when span guidelines are given.In the case of deck beams, span refers to the distance between the center of one post and the next.In the case of floor beams, span refers to how far the beam can span before it needs support from a post or piling.span is used to determine the distance a joist can cover before it needs support.The rafter span is determined by how much lumber can travel from the top of a wall plate to the roof peak and still provide adequate support.What factors affect how far a 26 can span?There are a wide variety of factors that affect maximum span.Wood species, quality, and load all affect how far a 26 can safely span.The maximum span of 26 lumber will be examined in this section.Wood species has different strength qualities.Southern pine, the most common wood used for lumber, is stronger than other wood types.It is able to span a longer distance before needing additional support.A two-ply 26–2x6s are typically doubled up when used as support beams–length of yellow pine can span up to 6 feet 8 inches from post to post on a deck.On a deck with 6-foot spans, cedar and redwood can span up to 5 feet 2 inches.Even wood that is the same species isn't all created equal.The quality of wood can vary a lot from one board to the next.There are different levels of quality of lumber since it is so important to the safety of the structure.The lumber was rated No.The board has many knots through it and the structural integrity is weak.No.1 has fewer knots than No.2 lumbers are therefore stronger.The highest grade of lumber is Select Structural.How does this affect the span?The impact isn't dramatic, but there is a difference.The deck framing example is No.When spacing the standard 16 inches apart with a maximum live load of 30 inches per square foot, 26 joists can span up to 10 feet 9 inches from beam to beam.No.-1 grade lumber can span 10 feet 11 inches under the same parameters.Structural lumber can be up to 11 feet 4 inches.While the differences may seem insignificant, keep in mind that the amount of distance a beam can span can determine the number of beams and support posts you need to install, impacting the time and money it takes to complete a project.Some 2x6s need to support more loads than others.A deck or floor can support more weight than a roof rafter.Heavy snow loads may require a rafter to be stronger.A 26 functioning as a deck beam carries a greater load than a 2x6 deck joist as it supports all the framing and deck of the deck or floor.The reason for the short span is that it is placed horizontally versus vertically.Load affects span.The shorter the distance a 26 can span, the easier it will be to support the load.There are two types of load: dead load and live load.Dead loads are static forces.The dead load is the weight of the roof the rafters are supporting.The weight of the joists and the deck above it is referred to in the case of a deck beam.Occupancy refers to live load.The weight of people and pets on top of the deck is what this is.The maximum span is 9 feet 5 inches for a deck with a maximum live load of 40 pounds per square foot.The quality 26 joist is 16 inches apart.As load increases, that span decreases.An increase in max load capacity to 60 pounds per square inch decreases the max span of a 26 joist to 8 feet 3 inches.How much weight can a 26 support?A 26 can support up to 50 pounds per square foot of weight without sagging with a maximum span of about 12 feet and standing in a vertical position.The number includes both live and dead weight.When determining how much weight the 26 can support, keep in mind the span length.A shorter span will increase the weight.How far a 26 can span without support depends on the function it is performing.span is dependent on a number of factors, including the amount of weight it supports.Depending on whether the 26 is supporting a roof, deck, or the entire framework of a floor, the maximum span can vary.The maximum distance a 26 can span is based on its use in structural applications.How far can a 26 RafterSpan be?A 26 rafter can span 14 feet 8 inches.A southern pine lumber on a roof with a 3/12 slope or less has a maximum live load of 20 pounds per square foot.This may sound complicated, but let's take a look at what affects the span when it comes to roof rafters.The amount of weight the roof is carrying is part of the equation.This also includes the underside of the structure, as well as the shingles resting on top of it.When someone needs to be on the roof for roof maintenance, a roof must support a live load.The dead load of a roof is 15 pounds per square foot for standard asphalt shingles but can be twice that for heavier roofing, such as clay tiles.The total load for a standard asphalt roof is 35 psf.If you live in a region with significant snowfall, the roof needs to be stronger as a few feet of snow can easily exceed those parameters.The maximum span is determined by the angle of the roof.flatter roofs that are less than 3/12 have a shorter span because they must bear more weight.26 that can span up to 14 feet 8 inches on a flatter roof with a slope less than 3/12 can extend to 16 feet 4 inches.The above calculations are based on the standard 16-inch spacing.The span increases with smaller spacing and decreases with larger spacing.How far can 26 span?A deck made of 2x6s can span a maximum distance of 24 inches.Why is this less than other spans?The positioning of the 26 has something to do with that.A 26 is stronger when placed on the edge.It makes sense that the board has 5.5 inches of wood to support downward forces when placed on edge versus 1.5 inches when laying flat.There are advantages to using a 26 as opposed to standard 5/4.The extra 1/2 inch thickness of a 26 gives it an additional 8 inches of span.How far can a deck Joist span?They face the same loads whether you use 2x6s or not.Both must support the flooring and the span.The spacing of the floor joists affects the span.Can I use 26 for Joists?26 lumber can be used as deck joists for ground level decks that don't require a handrail.The deck is 30 inches or less from the ground.The handrails attach to the rim joists of the deck.It's not a good idea to use 2x6s with decks that require them since they aren't large enough to handle the load applied to a handrail.It is best to use a 28 or larger lumber for the deck.The maximum time for a No.The International Residential Code states that a quality 26 floor joist made from southern pine with a maximum load of 40 psf is 10 feet 9 inches.The variables determining the floor joist span are joist spacing, load, wood species, and lumber quality.The span changes when the spacing is changed.The maximum span is increased to 11 feet 10 inches by shortening the spacing to 12 inches and by increasing it to 24 inches.Demand for shorter spans can be caused by a higher live load in the living areas of a home.A No.The southern pine has a maximum span of 9 feet 9 inches.The difference in wood species is small, but it is a factor that should be taken into account.In the example at the start of this section, southern pine has a max span of 10 feet 9 inches, but stout Douglas fir-larch can grow to 11 feet.You have to consider wood quality as well.Lower quality No.Select Structural southern pine lumber has a maximum span of 11 feet 2 inches when used in the above example.Make sure to check the proper span tables for either deck or floor joists, as the parameters vary between them.The fact that deck joists are exposed to the elements can negatively impact their structural integrity over time.How far can a double beam span go?The International Residential Code states that a double 26 southern pine beam can span a maximum distance of 6 feet 8 inches.The span maximums of beams are dependent on a number of factors, not the least of which is the configuration of the joists they are supporting.The longer the joist span above a beam, the less the total number of beams and the more weight the beam must carry.The maximum span of a beam is 5 feet 8 inches for joists that are 8 feet.To create a 2-ply beam, 2x lumber should be bolted together with an identical piece of 2X lumber.3-ply lumber can be created to increase span maximums.A 3-ply 26 can span a maximum distance from post to post of 7 feet 11 inches.When it comes to 26 beam span, wood species makes a difference.Red pine, cedar, and redwood have shorter spans.A cedar 2-ply 26 beam has a maximum span of 5 feet 5 inches and a full foot less than southern pine.Whether you use 2x6s for rafters, beams, or floor joists, it is important to consider what factors affect the maximum span for this type of lumber.Weight load, spacing, wood species, and even wood quality all affect how far a 26 can span without support.The guidelines discussed in this article can help ensure that the structure you build can provide a sturdy and safe framework for your deck, flooring, or roof.Eugene loves being creative and inspiring others while being a do-it-yourself enthusiast for most of his life.He is interested in woodworking and home improvement.

The term span is used when constructing a home, shed, or deck.A span is the distance a piece of lumber can cover before it needs to be supported by a post.

The distance between the center of one support and the other is referred to when span guidelines are given.In the case of deck beams, span refers to the distance between the center of one post and the next.

In the case of floor beams, span refers to how far the beam can span before it needs support from a post or piling.span is used to determine the distance a joist can cover before it needs support.

The rafter span is determined by how much lumber can travel from the top of a wall plate to the roof peak and still provide adequate support.

There are a wide variety of factors that affect maximum span.Wood species, quality, and load all affect how far a 26 can safely span.

The strength of wood depends on what species it is.Southern pine, the most common wood used for lumber, is stronger than other wood types.

A two-ply 26–2x6s are typically doubled up when used as support beams–length of yellow pine can span up to 6 feet 8 inches from post to post on a deck.On a deck with 6-foot spans, cedar and redwood can span up to 5 feet 2 inches.

The same species of wood isn't always equal.The quality of wood can vary a lot from one board to the next.

There are different levels of quality of lumber since it is so important to the safety of the structure.The lumber was rated No.The board has many knots through it and the structural integrity is weak.

No.1 has fewer knots than No.2 lumbers are therefore stronger.The highest grade of lumber is Select Structural.How does this affect the span?The impact isn't dramatic, but there is a difference.

The deck framing example is No.When spacing the standard 16 inches apart with a maximum live load of 30 inches per square foot, 26 joists can span up to 10 feet 9 inches from beam to beam.No.-1 grade lumber can span 10 feet 11 inches under the same parameters.Structural lumber can be up to 11 feet 4 inches.

While the differences may seem insignificant, keep in mind that the amount of distance a beam can span can determine the number of beams and support posts you need to install, impacting the time and money it takes to complete a project.

Some 2x6s need to support more loads than others.A deck or floor can support more weight than a roof rafter.Heavy snow loads may require a rafter to be stronger.

A 26 functioning as a deck beam carries a greater load than a 2x6 deck joist as it supports all the framing and deck of the deck or floor.The reason for the short span is that it is placed horizontally versus vertically.

Load affects span.The shorter the distance a 26 can span, the easier it will be to support the load.

There are two types of load: dead load and live load.Dead loads are static forces.The dead load is the weight of the roof the rafters are supporting.The weight of the joists and the deck above it is referred to in the case of a deck beam.

Occupancy refers to live load.The weight of people and pets on top of the deck is what this is.The maximum span is 9 feet 5 inches for a deck with a maximum live load of 40 pounds per square foot.The quality 26 joist is 16 inches apart.

As load increases, that span decreases.An increase in max load capacity to 60 pounds per square inch decreases the max span of a 26 joist to 8 feet 3 inches.

A 26 can support up to 50 pounds per square foot of weight without sagging with a maximum span of about 12 feet and standing in a vertical position.The number includes both live and dead weight.

When determining how much weight the 26 can support, keep in mind the span length.A shorter span will increase the weight.

The function it is performing determines how far a 26 can span.span is dependent on a number of factors, including the amount of weight it supports.Depending on whether the 26 is supporting a roof, deck, or the entire framework of a floor, the maximum span can vary.

The maximum distance a 26 can span is based on its use in structural applications.

A 26 rafter can span 14 feet 8 inches.A southern pine lumber on a roof with a 3/12 slope or less has a maximum live load of 20 pounds per square foot.

This may sound complicated, but let's take a look at what affects the span when it comes to roof rafters.The amount of weight the roof is carrying is part of the equation.This also includes the underside of the structure, as well as the shingles resting on top of it.

When someone needs to be on the roof for roof maintenance, a roof must support a live load.The dead load of a roof is 15 pounds per square foot for standard asphalt shingles but can be twice that for heavier roofing, such as clay tiles.

The total load for a standard asphalt roof is 35 psf.If you live in a region with significant snowfall, the roof needs to be stronger as a few feet of snow can easily exceed those parameters.

The maximum span is determined by the angle of the roof.flatter roofs that are less than 3/12 have a shorter span because they must bear more weight.26 that can span up to 14 feet 8 inches on a flatter roof with a slope less than 3/12 can extend to 16 feet 4 inches.

The above calculations are based on the standard 16-inch spacing.The span increases with smaller spacing and decreases with larger spacing.

A deck made of 2x6s can span a maximum distance of 24 inches.Why is this less than other spans?The positioning of the 26 has something to do with that.

A 26 is stronger when placed on the edge.It makes sense that the board has 5.5 inches of wood to support downward forces when placed on edge versus 1.5 inches when laying flat.

There are advantages to using a 26 as opposed to standard 5/4.The extra 1/2 inch thickness of a 26 gives it an additional 8 inches of span.

They face the same loads whether you use 2x6s or not.Both must support the flooring and the span.The spacing of the floor joists affects the span.

26 lumber can be used as deck joists for ground level decks that don't require a handrail.The deck is 30 inches or less from the ground.

The handrails attach to the rim joists of the deck.It's not a good idea to use 2x6s with decks that require them since they aren't large enough to handle the load applied to a handrail.

The maximum time for a No.The International Residential Code states that a quality 26 floor joist made from southern pine with a maximum load of 40 psf is 10 feet 9 inches.

The variables determining the floor joist span are joist spacing, load, wood species, and lumber quality.

The span changes when the spacing is changed.The maximum span is increased to 11 feet 10 inches by shortening the spacing to 12 inches and by increasing it to 24 inches.

Demand for shorter spans can be caused by a higher live load in the living areas of a home.A No.The southern pine has a maximum span of 9 feet 9 inches.

The difference in wood species is small, but it is a factor that should be taken into account.In the example at the start of this section, southern pine has a max span of 10 feet 9 inches, but stout Douglas fir-larch can grow to 11 feet.

You have to consider wood quality as well.Lower quality No.Select Structural southern pine lumber has a maximum span of 11 feet 2 inches when used in the above example.

Make sure to check the proper span tables for either deck or floor joists, as the parameters vary between them.The fact that deck joists are exposed to the elements can negatively impact their structural integrity over time.

The International Residential Code states that a double 26 southern pine beam can span a maximum distance of 6 feet 8 inches.

The span maximums of beams are dependent on a number of factors, not the least of which is the configuration of the joists they are supporting.The longer the joist span above a beam, the less the total number of beams and the more weight the beam must carry.

The maximum span of a beam is 5 feet 8 inches for joists that are 8 feet.

To create a 2-ply beam, 2x lumber should be bolted together with an identical piece of 2X lumber.

3-ply lumber can be created to increase span maximums.A 3-ply 26 can span a maximum distance from post to post of 7 feet 11 inches.

When it comes to 26 beam span, wood species makes a difference.Red pine, cedar, and redwood have shorter spans.A cedar 2-ply 26 beam has a maximum span of 5 feet 5 inches and a full foot less than southern pine.

It is important to consider what factors affect the span maximums for this type of lumber.