Regeln im Forum » Common Roofing Issues Found During a Home Inspection

The floor may sag beneath door jambs Tedswoodworking Review because of inadequate or improper support. If need be, additional bracing can be added between the joists where the sag is, but this may prove difficult if it's above a finished ceiling.If there's cracking in walls around openings inside the home, it might be caused by a couple of things. The framing could be inadequate, deflected or warped. The house could be settling, or perhaps there's a problem with brick or masonry walls on the outside of the house. If the cracking is due to problems with the framework, it's usually not too serious. It probably looks worse than it is. Repairing it for cosmetic reasons would mean breaking into the wall.

A sloping or sagging roof can be caused by several things. There may be too many layers of roofing material. Three or more layers of shingles adds to the dead load. Problems may be caused by failure of fire retardant plywood roof sheathing, inadequate bracing, or undersized rafters. Fire retardant plywood in a wall shared by another home may look dark on the inside as if it were charred. This is a sign it should be replaced.The roof may also sag when an attic story has been made into a living space if collar beams or knee walls have been removed. Greater snow and wind loads or poor design and construction errors can also contribute to the problem.

If the roof spreads downward and outward, inadequate tying may be at fault. This isn't too common, but is serious when it occurs. Your inspector will look for missing collar beams, inadequate tying of rafters and ceiling joists at the eaves, or inadequate tying of ceiling joists which act as tension members from one side of the roof to the other. Altered trusses can cause this problem, too.Spreading can be stopped by proper bracing or tying. If there's damage to brick walls below the eaves, it's possible the roof can be jacked back to its proper position. A structural engineer should be consulted for that project.

If a flat roof sags, it may be due to overloading, too great a span, or poor support of joists under the roof. This isn't serious, unless the roof leaks. If water ponds on the roof though, the dead load may be too great, which could cause problems. The roof may need to be strengthened or releveled.


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