Uneven Roof Lines

Uneven roof line on single roof.

Uneven roof lines.

The formulas below use the law of sines to calculate the unknown length or angle. Exposure to wind rain and sun further deteriorates the roof coverings often resulting in shingles or roof panels that appear to be peeling off of the structure. Unequal pitch roof trigonometry calculating unequal pitched roofs is easy if you know what trigonometry functions to use. Similar to a cross gable roof.

It is not even. The line where the two roofs meet is called a valley. They are both the same slope and should. Thankx to my neighbor matt sheppard and contractor craig belmont i was able to straighten out the roofline without major reconstruction.

Worn or deteriorated roof covering materials occasionally loosen from their fasteners and lift away from the roof which creates an uneven appearance. We extended the lines of the sleepers up the roof until they intersected. Btw if you need a. Front gable roofs have the roof ridge in line with the building s entrance.

The right side is lower than the left side. A gable roof is placed at the top of a hip roof for more space and enhanced aesthetic appeal. Valleys can allow water to pool. Gable and valley roof.

Then it was just a matter of marking and cutting the miter for one side and flipping the cut off scrap over and cutting it to length for the other side. A dutch gable is a hybrid of a gable and hip roof. The gable and valley roof is a very popular roof design. Because the level cut on the jacks would be so long we added 2x4 sleepers inside the 2x8s for a more complete bearing.

Major pitch angle minor pitch angle span plate line difference calculate major minor runs theoretical plate line span. This type of roof is commonly seen on colonial style homes but is an increasingly popular design for modern buildings. Call the roofer if you believe either the installation or the shingles themselves were faulty. Secure the flashing to the roof using metal screws spaced 6 inches apart along all four edges.

This gives the angle of the hip rafter. Therefore the base of the roof should be even. You can see that the small overhang roof right above the garage is even on the left side and matches the slope of the gable but on the right side it is not even and does not match the slope of the gable. Draw a diagonal line between 9 feet the run of the main roof on the tongue of the square and 7 feet 6 inches the secondary roof run on the blade.

Measure mark and cut a piece of asphalt saturated felt underlayment that is 1 inch wider than the. The shingle manufacturer posts its warranty on the wrapper of every bundle of shingles but if the. In a hip roof with equal pitches the unit run of a hip or valley rafter is 17 inches for every 12 inches of run in the main roof. The main roof in the image below is one roof.

It s also known as a cross gable roof since the home has a.