Old House Roof Pitch

How long will it take to raise your roof.

Old house roof pitch.

Pitches of less than 2 12 are considered flat roofs even though they may be very slightly angled. On average a roof raising project takes four to six weeks from start to finish. Make sure the pitch of the trusses is the pitch that you want for your new roof. This measurement is best done on a bare roof because curled up roofing shingles will impair your measurement.

Here s an easy safe way to determine the pitch from inside your attic. The most commonly used roof pitches fall in a range between 4 12 and 9 12. Pitches above 9 12 are very highly angled and are designated steep slope roofs. The picture below shows the pitch of a 7 12 roof slope meaning that for 12 of horizontal measurement roof run the vertical measurement roof rise is 7.

First measure 12 inches from one end of the level and make a mark. Most roof materials have a recommended pitch range for which they are most appropriate. For example wood and slate shingles might work for roofs steeper than the top recommendation of 12 12 but you should not install them below the 4 12 lower range. Pitches lower than 4 12 have a slight angle and they are defined as low slope roofs.

Roofing removal of your old structure and reinforcement of the new higher ceilings with framing work will cost you around 7 400. The pitch of a porch roof may be steep shallow or nearly flat. Then in the attic place the end of the level against the bottom of a roof rafter and hold it perfectly level. Some especially those that wrap around two or more sides of the house may have multiple pitches.

Besides the simple gable and its variants used everywhere with a steep or low pitch we find double sloped gambrels in both english and dutch enclaves the self descriptive saltbox. Early roofs seem picturesque to us today. The form of a roof tells something of the region and its climate local building traditions and even architectural style. Premade trusses will form the skeleton of your new roof above your old roof.

To measure the roof pitch you ll need an 18 or 24 inch level a tape measure and a pencil. Electrical rewiring and plumbing restructuring will cost you approximately 4 200.