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The maximum span for a 2x8 rafter without support is typically around 10-12 feet, depending on the specific load and building codes in your area.

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6mo ago

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What information can I find on the 2x8 rafter span chart?

The 2x8 rafter span chart provides information on the maximum allowable span of 2x8 rafters based on the type of wood and the spacing between the rafters. This chart helps builders determine the appropriate rafter size and spacing for a given project to ensure structural integrity and safety.


What information can be found in the 2x8 header span chart?

The 2x8 header span chart provides information on the maximum allowable span for a 2x8 header based on the load it will support and the type of wood used. This chart helps builders determine the appropriate size and placement of headers in construction projects.


How far will a 2x8 span?

A 2x8 refers to a 2 inch by 8 foot piece of wood. The span of a 2x8 is 8 feet.


What information can be found on a 2x8 span chart and how can it be used in construction projects?

A 2x8 span chart provides information on the maximum allowable span for a 2x8 wooden beam based on the load it will support. This chart helps builders determine the appropriate size and spacing of beams in construction projects to ensure structural integrity and safety.


What information can I find on the 2x8 joist span chart to help me determine the appropriate span for my project?

On a 2x8 joist span chart, you can find information about the maximum allowable span for 2x8 joists based on different factors such as the type of wood, the joist spacing, and the load requirements. This can help you determine the appropriate span for your project to ensure structural integrity and safety.


What size of floor joist for framing will be needed to support a second story with a 12 foot span?

2X8 set 16 inch on center.


What is standard size of a roof rafter?

The standard size of a roof rafter typically depends on the span and load requirements, but common dimensions are 2x6, 2x8, or 2x10 inches, with lengths varying based on the roof design. For residential construction, 2x6 rafters are often used for spans up to 10 feet, while larger spans may require 2x8 or 2x10 rafters. The spacing between rafters is generally 16 or 24 inches on center. It's essential to consult local building codes and a structural engineer for specific requirements.


Can you use 2-1x8 boards that are laminated with nails and glue instead of a 2x8 for a corner hip rafter 27' long?

I don't see why not. -Luke the carpenter


What is the maximum allowable span for a double 2x8 beam in a structural application?

The maximum allowable span for a double 2x8 beam in a structural application is typically around 12-15 feet, depending on the specific load and building codes. It is important to consult with a structural engineer to determine the exact span for your specific project.


How much weight will a 2x8 support with supported 10 feet apart?

The weight a 2x8 can support when spanning 10 feet depends on various factors, including the wood species, load type (live or dead load), and the specific use case. Generally, a properly oriented 2x8 made from common softwoods can support around 1,200 to 1,500 pounds uniformly distributed across that span. For precise calculations, especially for structural applications, it's advisable to consult building codes or a structural engineer.


How much weight can a 2x8 support horizontally?

A 2x8 piece of lumber can typically support around 50-75 pounds per linear foot when used horizontally.


How strong is a 2x8 board?

A 2x8 board, which actually measures 1.5 inches by 7.25 inches due to milling, has a strength that depends on the wood species, grade, and the load it will bear. Generally, it can support significant weight for construction purposes, often used in floor joists, rafters, and beams. Its bending strength and stiffness are sufficient for many structural applications, but exact load capacity can vary based on span and support conditions. For precise calculations, it’s best to consult span tables or a structural engineer.