Engineered Floor Joist Problems

An engineered wood joist more commonly known as an i joist is a product designed to eliminate problems that occur with conventional wood joists invented in 1969 the i joist is an engineered wood product that has great strength in relation to its size and weight.

Engineered floor joist problems.

Problems may arise when dimension lumber is mixed with engineered lumber such as blocking panels under a bearing wall and rim or. Switching from dimensional joists to i joists meant every floor was dead flat. Engineered wood floor systems. An engineered floor system consisting of i joists rim board lvl headers glulam girders and t g plywood or osb sheathing is designed to meet higher levels of performance unique to engineered wood products.

Nowadays however engineered wood floor systems are undergoing rapid market growth due to their many advantages over traditional wood. The rim joist fig. Our condo has engineered floor over concrete and is 10 years old. Last month in the entryway hall we started seeing some rippling a couple of 3 long narrow bubbles and a little bit of lifting where some of the board ends meet.

Engineered to provide strength and consistency weyerhaeuser s trus joist tji joists are one of the most fundamental components of a solid high performance floor system. And with their light weight and long lengths tji joists are faster and easier to install than traditional framing which can save time and money. It weighs less and is easier to handle saving time and money on construction sites. Then i transitioned to thick engineered advantech decking and that helped a great deal too.

B the framing member that runs around the perimeter of your house and that the floor joists butt into often gets riddled with large holes this space is the logical exit point for dryer and furnace vents big electrical service wires and fireplace fresh air intakes. Engineered wood is more sustainable using less trees and costs less to use per square foot. Apa performance rated i joists pris are manufactured in accordance with pri 400 performance standard for apa ews i joists form x720 this performance standard provides an easy to use table of allowable spans for applications in residential floor construction allowing designers and builders to select and use i joists from various member manufacturers using just one set of span. I joist pji1120 the home depot.

When engineered lumber first appeared on my radar it was in the form of i joists to solve the crowning problems 2x10 and 2x12 joists created.