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.
Joist codes: Ask an architect or structural engineer if your attic floor joists meet local codes and can support the additional weight of a remodeled space. Also ask if the rafters can support drywall, lighting, electrical, plumbing, and HVAC system components. Consultation costs $50 to $150 per hour.