Porch Roof Framing Details

The framing of a basic gable roof is based on a right angle triangle and the various roof framing components fit the triangle.

Porch roof framing details.

When building a porch roof with trusses on this type porch the corner and subsequent trusses are built a little differently due to the slope of the roof. Max height of column shall be 10. Roof features associated with basic roof framing terms are shown in figure 2 2. One in every of the best luxurious lodges in new york is the helmsley park lane which is a 46 storey hotel with the panoramic and stunning view of central park.

Porch roof construction details would be the reference and bases in order to be guided in the process. This would provide detailed information in terms of the design and structure of the porch. Roof framing terms are related to the parts of a triangle. And the line length measurement from the roof peak to the building wall is the hypotenuse.

Porch roof framing styles mansard porch roof framing this style of porch roof framing has steep slopes on its four sides. If you are tying the shed roof into an existing roof on the house you will need to remove the shingles and sheathing to expose the roof framing. Remember to raise the tie in framing on the existing house roof in. All construction shall comply with the international residential code 2.

As you can see the truss angles are constructed to maintain the same slope. All concrete shall be a minimum 2500 psi 4. Do this by using a taut string line or a long straight board. In a rafter roof all of these components are required to provide a stable roof.

Rafters act more like the top chord of a roof truss than as a roof joist. The run or half the building span is the base of the triangle. The rise or height of the roof at its peak is the altitude of the triangle. You will need to attach the porch rafters to the house roof rafters and replace the roofing and flashing.

Gable porch roof framing this porch roof framing style has 2 sloping sides or parts that will meet at the top so that. Span is the horizontal distance between the outside top plates or the base of two abutting right triangles. Detail 1 detail 2. Needed to tie the roof together where the rafters are framed at an angle to each other.

Grout shall be concrete or type m or s mortar 5. Roof boards so use 3 4 in thick spacer blocks to raise the line to the correct tie in framing height. The rafters carry the applied loads to the exterior walls. The function of each component is.

In the upper part the. Bottom of footing shall be a minimum of 12 below undisturbed soil 3. Rafters should be attached to the header beam using hurricane ties. Above the porch framing to compensate for the difference in thickness of the 3 4 in.

Refer to the figure as you study the terms discussed in the next paragraphs.