Apprentice Training, structural & framing

Skylight Roof Rough Opening with Double Trimmers

Double 2x8 trimmer rafters, double 2x8 headers, tail rafters (16 in O.C.)

Time: 2 h 15 min
People: Two
Level

Before you start

Clear 3 × 2.5 m of floor and lay out the parts.
22 parts and 114 fasteners in 5 steps.
You'll want a screwdrivers and a claw hammer and a tape measure and a drill and a marker and a spirit level.
Support cut tail rafters with temporary wall shores before severing roof members with a reciprocating saw.
Fill every single round and diamond hole in structural metal joist hangers with specified structural nails.

Apprentice Training & Risk NoticeEducational training demonstration only. Risk: Real-world structural lumber sizing, spans, and fastener schedules carry legal liability and must comply with local building codes (IRC/IBC/OSHA) and certified engineering.

Apprentice Training, structural & framing

Skylight Roof Rough Opening with Double Trimmers

Double 2x8 trimmer rafters, double 2x8 headers, tail rafters (16 in O.C.)

Time: 2 h 15 min
People: Two
Level

Before you start

Clear 3 × 2.5 m of floor and lay out the parts.
22 parts and 114 fasteners in 5 steps.
You'll want a screwdrivers and a claw hammer and a tape measure and a drill and a marker and a spirit level.
Support cut tail rafters with temporary wall shores before severing roof members with a reciprocating saw.
Fill every single round and diamond hole in structural metal joist hangers with specified structural nails.