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.
Moisture and mildew can rot floor joists, leading to costly replacement that can run between $200 and $1,000 for an average size room, depending on accessibility. When damage occurs to a floor supporting a load bearing wall, it can be even more costly, and cause irreversible damage to sheetrock in ceilings and walls.