Firming Up Suspended Floor Tji
Relating that to turntable rumble isn t something i have experienced or heard of.
Firming up suspended floor tji. The high strength tji s trus joint i beams are in place now it s time for the plywood sub floor that s right plywood never strand board. If i remember correctly your tt has a very substantial plinth and is pretty well isolated. Firming up the floor should be pretty inexpensive probably a few hundred dollars in jacks wood and a days time give or take. But i don t want to do it if it s unlikely to help reduce the vibrations resonance of the floor itself which is why i was asking about other s experience doing something similar with their floors.
Contributing editor mike guertin teams up with structural engineer david grandpré to detail six common and not so common ways to stiffen up the joists and keep the china cabinet from wobbling. It is important that people are aware that only specific items can be hung and the right attachment connections are needed. A suspended floor does have an impact on sound that is a fact. Trus joist tji joists are a key part of making a high performance floor.
The capacity of tji joists should be checked prior to mounting heavy equipment to them. However a totally squeak free floor is dependent upon other components of the floor system as well this guide addresses the prevention and repair of floor squeaks in the following areas. Working in the unfinished basement below the bouncy floor we had to remove the plumbing and electrical lines running through the joists and then rerun the lines. The dimensional stability of tji joists help them resist warping twisting and shrinking that can lead to squeaky floors.
One must also consider that a joist may be able to support the additional load but the joist will possibly deflect more than the adjacent joists resulting in a noticeable low spot in the floor above. A properly installed silent floor system will ensure a squeak free floor due to the dimen sional and structural uniformity of the tji joists. It was a complex expensive job. Tji joists are lightweight and come in long lengths which makes them faster and easier to install than traditional framing and saves you both.
Years ago while working as a carpenter i helped stiffen a bouncy floor by nailing a new 2 10 to each of the 2 10 joists that supported the floor. Occasionally people need to connect items to the ceiling of a room. I think that should negate any liabilities from a suspended floor. Long or longer by special order our roof framing system required support near the center of the house so we used a typical center beam in the basement and a bearing wall on the first floor.