Open Eave Roof Detail

A normal generic assembly could consist of 2x rafter tails acx plywood sheathing and 2x4 or 2x6 blocking between the rafter tails.

Open eave roof detail.

A box eave is enclosed with a soffit. Mc09 suggested loading guide. Mc10a down slope eave details. An open eave has a pronounced overhang often revealing projecting roof beams or brackets.

Mc08a roof layout quick reference. Mc10c low slope ventilated eave detail. A closed eave has very little or no overhang extension beyond the siding. Mc08 roof layout.

Mc10b eave flush wall. A roof can come to an end in basically three ways. For more information on eave construction or other fire code requirements please refer to the county s wildland urban interface summary document pds 664 or contact the county s building department fire services division at 858 565 5920. Mc10 raised fascia.

Doing so raises the eave which prevents it from conflicting with the window head height. Open eaves with trusses when designing an open eave with roof trusses make sure that you raise the heel of the truss and use a thicker top chord.