Gable Roof Shed Rafter Spacing

Gable roof rafters spacing layout.

Gable roof shed rafter spacing.

Thickness rafter thickness rafter boards usually 5 cm gash depth is the distance from the edge of the board to the extreme end of drinking can t do more than 1 3 of the width of the rafter board. If you get premium kiln dried lumber then you could span 10 5 with the same size of lumber and rafter spacing. Gable roof framing calculator plan diagram with full dimensions for a good straight fascia add an extra inch or 2 to the tails of all your rafters total length. Moving to 16 on center you could span your spf 2x4s up to 6 for heavy loads and 9 for light loads which would still work with a 12 12 gable shed.

Roof overhang the distance from the edge of the wall to the edge of the roof. For instance 2 grade 2x4s at 16 on center will span just over 9. There is no standard spacing it depends on what size of rafters you want to use and the span of your shed. As a general rule roofs that have a high human occupancy rate should be framed with rafters every 16 structures such as sheds or barns can be frames with rafters every 24 again make sure to consult local codes.

Rafters for a shed roof. For standard shed roof rafter spacing see rafter span chart. After they re up you can snap a line to mark and trim the tails in a nice straight line to make up for any ridge warp or marking cutting and fixing errors. The program will draw a plan of rafters a gable roof and displays the results of the calculation of the gable roof for the entered data in the form of a drawing of a gable roof at different angles.

If your project had a rafter length of 8 or less a safe and strong method is to use 2x8 framed 16 on center. Width rafter width rafter boards usually 10 15 cm.