No two patients or their customized dental implant treatments are exactly alike, so the number of appointments, procedures and cost varies accordingly.
These 10 animal facts will amaze you. A rafter is a type of internal vertical beam that holds up a buildingâs roof load, or weight from above, and constitutes a roofâs framework. Combined with rigid exterior materials such as plywood and shingles, most of these beams are designed to bend slightly under the weight of external forces.
Report abuse. Rafter/Rafter Seat, Ridge Board, and Roof Trusses. Rafters and Rafter Seat. Rafter: A sloping beam that supports a pitched roof running parallel. Rafter Seat: A notch in the rafter that acts as a resting place for the top notch and more evenly distributes weight of the roof. Ridge Board.