Definition. 1  Thoracic strain or sprain refers to the acute or subacute onset of pain in the region of the thoracic spine due to soft tissue injury, including muscles, ligaments, tendons, and fascia, of an otherwise normal back.
If the floor joist is damaged and and you need to have it repaired by a professional, the costs can vary anywhere from $150 to $400 per joist. For the average room that is titled, the price can easily soar into the thousands. To find an exact quote, free quote search engines such as HomeAdvisor.com can help.
The costs will depend on the geographical area, the complexity of the job, the flooring condition, the contractor and if the flooring has to be replaced after. Most of your smaller jobs, such as rotted floor joists, buckling floors or a sagging floor, can cost about $400 to $1,000 on average. For a simple, straightforward tear out, be prepared to spend about $10 per square foot; however, if the contractor needs to access beneath the walls to alter the structural support, the costs can get much closer to the $35 per square foot range.