Porch Roof Post Spacing

In other words the maximum distance it can cover without support from posts.

Porch roof post spacing.

The determining factor of post spacing is the allowable span of your beams. The weight load of your deck also affects the spacing of the posts. Size your deck beams and headers with our easy to use span table which allows you to cross reference the post spacing and joist length to determine the right deck beam size. Measure down from the door leading to the deck the width of the beams joists boards plus at least 3 inches or to whatever your local code requires.

Minimum roof pitch for a covered porch. The tributary area is the portion of a deck that s supported by a single post. Draw a line through the mid span of the joists. A roof protects a house and porch from snow and rain as well as the heat of the sun.

An expert guide on the best posts and beams for your patio roof projects this article covers post column and beam types as well as the best materials for patio posts. For more information see our disclosures here. Adding a covered porch adds exterior space to a house and providing a. For typical decks where only a few family members or the occasional extra guest and backyard patio furniture are expected the average 5 foot to 8 foot measurements for post spacing can be used but if you expect heavy loads of any kind you will need to contact an engineer as well as your local building inspector to determine.

Only after the cement is completely dry. The main structural members of patio and deck overheads are posts or columns and beams which run from post to post or from post to ledger. An essential part of planning a patio roof or gazebo project is determining the number size and spacing of rafters beams and posts according to the loads they will carry. To calculate it for a particular post imagine a plan view of the deck see illustration left.

However if the spacing is too wide the patio cover s beams will bow under the weight of the joists and roof covering materials. Porch posts in the hope that this may help to equalize the space between posts from one side of the porch to the other. Attach posts to brackets. Attach the post brackets to the anchor bolts.

For a normal porch roof and porch normal post spacing for your case would probably be to make them same spacing all around more visually aesthetic around 3 1 3 or 5 feet on centers probably much more commoonly the 3 1 3 foot spacing in your area with two of those size on the long side and two around 4 feet wide. And after all of these consideration if you are still unable to achieve exactly equal spacing between your porch posts take heart.