Broken Capillaries: Causes and Treatments. Capillaries are tiny blood vessels that connect arteries and veins, which may be visible on the skin surface, especially where skin is thin, such as the face. Broken capillaries look like thin red threads on the skin that have a webbed appearance, so that they are called spider veins.
1 Total costs will depend on the extent of the damage and the ease of access to the joists (through a basement or crawlspace), but in general sistering averages $100-$300 or more per joist, and could run $1,000-$3,000 or more to repair a tilted, wavy or bouncy floor under an average room.
1 Installing a standard solid-strip hardwood floor averages about $8 a square foot for materials, insulation and site finishing, and up to $12 a square foot for wide pine planks, or $1,150-$1,750 for a 12x12-foot room.