Joists
A framing member, often a 2" x 10" piece of lumber, which is usually spaced every 16" to 24" and supports the sub-floor and flooring. The joist usually 'sits' on a load bearing wall or beam.
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A joist is a wooden or steel beam that supports a floor or ceiling. There will always be a number of them in parallel as a framing system. A steel joist may often be called a RSJ or rolled steel joist.
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Floor joists and subfloor
Now, you are ready to start building the subfloor structure on top of the foundation with flooring materials. You will start by putting the sill plate down on top of all the anchor bolts.
What Is Joist "Sistering"?
Sistering a joist simply means attaching more material to the side of the joist.
Hanging Joists for a Deck
For your new deck, once you have installed the ledger (if the deck is attached to the house), posts, footings, and beams, you're ready to hang the joists.
Joist-to-rafter connection - minimum 5 nails per connection. Install a 2-foot reinforcing block (2×4 lumber acceptable) alongside the rafter directly under the connecting joist end.
Floor joists are an important part of the supportive structure of a floor. They hold up the weight of a building, absorb impacts on the floor, and create structural support so that the floor will be stable and secure.
Posts, beams, joists, and decking comprise the structural members of a deck. Their spacing and sizing are critical to ensuring a deck is safe and secure.
Insulate band joist
(related column topic links - (886, 904)
If your house has a basement, there is an area of great energy loss that is seldom considered. The band joist, that rests on top of the foundation, often has no insulation.
How to Square Joists for a Deck
By: Scott Gibson, This Old House magazine
Enlarge this image Illustration: Gregory Nemec
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Prefabricated Wood I-joists
Sometimes referred to as I-beams, are structural, load-carrying products.
Joist
The structural members which support the floor and ceiling loads. A joist is one of the horizontal supporting members that run from wall to wall, wall to beam or beam to beam, to support a ceiling, roof (or floor).
Joist hangers: A metal brackets used to connect joists to the adjoining headers or support beams. Used when joist have to be butted up to support beams or headers rather than resting on top.
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Joist Hangers: Metal fasteners that attach joists to ledger board.
Ledger Board: The board that attaches directly to the existing structure or to lateral joists.
Piers: Concrete blocks located above the footing. Usually 6 inches high.
Joist hanger- A metal "U" shaped item used to support the end of a floor joist and attached with hardened nails to another bearing joist or beam.
Joist - One of a series of parallel beams, usually 2 inches in thickness, used to support floor and ceiling loads, and supported in turn by larger beams, girders, or bearing walls.
Joist
The parallel, horizontal framing members that carry the load of a floor or ceiling. They are supported in turn by beams, girders, or bearing walls. Back to alphabetical list ...
Joist
One of a series of parallel beams used to support floor and ceiling loads, supported in turn by larger beams, girders, or bearing walls.
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Joists
Tie logs are used to tie opposing walls together. Ours carries from the front entryway to the back porch so it's actually the longest log in our home.
joist hanger (étrier, m.) A steel section shaped like a stirrup, bent so it can be fastened to a beam to provide end support for joists, headers etc.
Joist - The structural members of beams that hold up the floor or ceiling, usually 2" x 10" or 2" x 12" spaced 16" apart.
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Joisting - To construct with joists.
Joists - Any of the wood, steel, or concrete beams set parallel from wall to wall or across or abutting girders to support a floor or ceiling.
Joist - Wooden 2 X 8's, 10's, or 12's that run parallel to one another and support a floor or ceiling, and supported in turn by larger beams, girders, or bearing walls.
joist - floor beam
key - plaster or mortar that wraps around a building element creating a mechanical connection
king - stick-framing studs set next to jacks and attached to headers ...
JOIST - A series of rectangular sections, usually wooden, used to support floor and ceiling loads.
KILN-DRY - Lumber that has been dried in a kiln with the use of heat to a moisture content of six to twelve percent.
Joist Ribbon: The wooden member running perpendicular to the joists over the foundation.
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Lally Column: A steel tubular column usually filled with concrete.
JOIST - floor or ceiling beam support
KEYSTONE - originally the center structural wedge-stone of an arched opening, but may simply be decorative trim in the shape of a wedge capping an arched opening ...
Joist:
Any of the small timbers or metal beams arranged parallel from wall to wall in a structure to support a floor or ceiling.
Keystone: ...
JOISTS
Ceiling Timber members spanning between walls or other supports, to which the ceiling battens or ceiling is attached.
Floor Timber members to which the flooring is fixed.
Joist - Part of the framing that provides the structure for a floor. In most homes, floor joists are made of 2x8s or larger lumber set on edge and spaced 16 inches apart, from center to center.
JOIST: A building structural member which directly supports floors or ceilings, and is supported by bearing walls, beams, or girders.
KEYSTONE: A wedge-shaped detail at the crown of an arch.
Joist - Horizontal framing member used to support floor and ceiling loads, and supported in turn by larger beams, bearers, girders, or bearing walls.
I-joist- Manufactured structural building component resembling the letter "I". Used as floor joists and rafters. I-joists include two key parts: flanges and webs.
I-joist - Structural building components that resemble the letter "I". Can be used as floor joists and ceiling rafters. I-joists are manufactured with two key parts: flange and web.
I-Joist
An engineered structural floor or roof joist consisting of a top and bottom chord of dimension lumber and a web of oriented strand board. Also known as Silent Floor.
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Bar Joist: See Steel Joist.
Barometer: Instrument for measuring atmospheric pressure.
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Rim joist- A joist that runs around the perimeter of the floor joists and home.
Rise- The vertical distance from the eaves line to the ridge. Also the vertical distance from stair tread to stair tread (and not to exceed 7 ½").
Band Joist- Vertical member that froms the perimeter of a floor system in which the floor joists tie in. Also known as the rim joist.
Barrel Vault- A vaulted ceiling of semi-circular shapoe, creating a dome-like appearance.
Roof joist: The rafters of a flat roof. Lumber used to support the roof sheeting and roof loads. Generally, 2 X 10's and 2 X 12's are used.
The joists above the first floor are connected to the central girder of the home by steel brackets.
floor joist See joists.
flue See chimney flue.
flue collar (buse, f.) That portion of an appliance designed for the attachment of a draft hood, vent connector or venting system.
Floor Joists
Parallel, floor framing members that support the subfloor, underlayment and flooring. Joists are supported by larger beams, girders or bearing walls.
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Wood I Joists
Wood I joists, a type of engineered lumber that resembles steel I beams, are excellent building materials. Some come with pre-cut holes or can be drilled into. However, in fire conditions having wood I joists can be disastrous.
Floor Joists: Horizontal framing member to which flooring is attached.
Flue: A passageway in a chimney for conveying smoke, gases or fumes to the outside air.
Flue Lining: The tile or pipe inside a chimney.
* Holey Joists: Poorly placed drill holes or notches for wire, pipe or duct can sap a floor joist's strength. What's safe varies by manufacturer, but here are some rules of thumb: No holes or notches in the top or bottom flanges of an I-joist.
Ceiling Joist
House Framing Term Ceiling Joist are the horizontal
members that make up the ceiling and the house. They can
be anywhere from a 2x6 up to a 2x12, depending on the
structure and whether there is a floor up above.
Ceiling Joist: One of a series of parallel framing members used to support ceiling loads and supported in turn by larger beams, girders or bearing walls. Also called roof joists.
Attach Joists and Secure the Deck Planks
Use rust-proof screws to secure two two-by-eight joists across the platform's base flush with its top.
Joist Hanger
Metal shape formed for hanging on the main beam to provide support for the end of a joist.
Kiln-Dried Lumber ...
Joist spacing is recommended at the standard 16-inches on center, using metal joist hangers to span them from the ledger board to the box frame.
Joist
In a flat roof, a horizontal structural member over which sheathing is nailed.
Rafter ...
Joist
A joist is a beam that typically supports a floor or wall.
Kiln Dried
A method of drying the lumber to remove moisture which reduces shrinkage, twisting, splitting or checking of finished ...
Joist Size (joists 16" o.c.)
Up to 8 feet
2x6 (Southern pine, Douglas fir, Western red cedar, S-P-F, or Hem-Fir)2x8 (redwood, Northern white cedar) ...
joist hangers
post fasteners (to fasten a wooden post to a cement footer)
Make sure all connectors, nails, screws, bolts and related hardware are hot-dipped zinc-coated or otherwise rustproof.
Joist
A small rectangular sectional member arranged parallel from wall to wall in a building, or resting on beams or girders. They support a floor or the laths or furring strips of a ceiling.
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Joist Anchor
A metal rod incorporated into a masonry wall that extends out to be fastened to a joist or rafter.
Joist Bridging ...
JOIST: see floor joist.
JUNCTION BOX (J-box): a device in which wires are spliced to bring various electrical circuits together.
Joist A horizontal structural member supported by bearing walls, beams, or girders in floor or ceiling framing.
Joist Hanger A metal strap to carry the ends of floor joists.
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Joists: A series of horizontal wood pieces used to support various parts of the house, such as the ceilings, floors and roof.
Jamb: The side post or lining of a doorway, window or other opening.
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 See also: Joists, Home, Floor, House, Building
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