To oven-steam ribs, place ribs in a large baking pan, fill with about 1 inch of water, cover with aluminum foil and bake for about 50 minutes in a 350-degree oven. The recipe here includes instructions on how to boil ribs before grilling.
A rafter is one of a series of sloped structural members (beams) that extend from the ridge or hip to the wall plate, downslope perimeter or eave, and that are designed to support the roof deck and its associated loads. A pair of rafters is a couple.
Common purlins in wood construction. Common purlins in wood construction, also called a major-rafter minor-purlin system. Common purlins are typically trenched through the top sides (backs) of principal rafters and carry vertical roof sheathing (The key to identifying this type of roof system).