There are seven different types of covered decks. 1. Roof augmentation In most cases, the roof extension occurs when the second story extends over the deck area. However, this is not always the case. In either case, a roof extension is an excellent option to cover a deck, but it is frequently darker than a pergola, awning, or pavilion since it has two solid walls, and often three. A roof extension can be built up on top of the existing roof or cut into it. The choice should be based on how much headroom you need under the new roof portion as well as your preference for appearance. If you plan to add insulation, it should be done before the second story is added. An augmentation roof is usually constructed out of wood, although steel or concrete may also be used instead. The size of the roof extension will depend on how much floor space you want to cover, but it should be at least as wide as it is long. A typical width for a roof extension is 12-18 feet, while a depth depends on how high you want the new room to be. Generally, the higher you build your deck, the deeper the extension needs to be. Covered bridges in Kentucky make great homes decorating ideas for those who love old buildings and their history. There are still several remaining in the state that show just how versatile they were once used by travelers, traders, and farmers. Some of the earliest surviving wooden bridges in the United States, covered bridges are unique structures that have become important parts of our history.