What is an LPI joist?
LP® SolidStart® I-Joists feature an advanced design and tough build for superior performance: Combines laminated veneer lumber (LVL) or finger-jointed sawn wood flanges with a web of oriented strand board (OSB) to produce an I-shaped structural member. LVL and MSR lumber flanges up to 3-1/2˝ wide for greater stability.
How far can an I joist span without support?
2-grade 2×6 joists can span up to 10 feet 9 inches from beam to beam when spaced the standard 16 inches apart with a maximum live load of 30 inches per square foot.
Do I need blocking between joists?
According to the IRC, joist blocking is only necessary if your joists have a depth greater than 12”. Therefore, for most houses, you are not required to have blocking or bridging if you have traditional lumber joists that are 2” in thickness and up to 12” in width as long as both ends are fastened properly.
What do floor joists rest on?
The ends of the floor joists rest on the sill plate, while the center of the joists rest on the main beam. The main beam itself is held up by large support columns installed every few feet.
How many series of LP I-joists are there?
LP manufactures 9 different series of I-Joists to match every project’s requirements Flange Material includes both Solid Sawn and LVL Standard Flange Widths (Joist Thickness): 2-1/2″ and 3-1/2″ Standard Depths: 9-1/2″, 11-7/8″, 14″, and 16″. 18″, 20″, and 24″ depths are available in some series.
Which is better LP I-joist or regular lumber?
LP® SolidStart® I-Joists are lightweight, straighter and more uniform in strength, stiffness and size than traditional lumber. They also offer wide flanges for greater stability. Weighs less than traditional lumber. Long lengths allow ceilings and floors to be designed with fewer pieces.
What are the benefits of using LP lumber?
Build sturdy, stable floors with wider flanges. Benefits include: Quick Installation: Weighs less than traditional lumber. Cost-Effectiveness: Long lengths allow ceilings and floors to be designed with fewer pieces. Peace of Mind: Less likely to split, shrink, twist, warp or bow.