Apprentice Training, structural & framing

Steel Moment Frame WUF-B Connection: Welded Flange, Bolted Web

W14x90 column, W18x50 girder, 1/2 in shear tab, A325 bolts, and CJP groove welds

Time: 5 h
People: Two
Level

Before you start

Clear 3.5 × 3 m of floor and lay out the parts.
8 parts and 8 fasteners in 6 steps.
You'll want a screwdrivers and a claw hammer and a spanners and a tape measure and a drill and a marker and a spirit level.
Never torque web bolts to final tension until flange CJP welds have completely cooled to ambient temperature.
Failing to grind out backing bars and add reinforcement fillets where seismic detailing applies will fail ultrasonic testing.

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

Steel Moment Frame WUF-B Connection: Welded Flange, Bolted Web

W14x90 column, W18x50 girder, 1/2 in shear tab, A325 bolts, and CJP groove welds

Time: 5 h
People: Two
Level

Before you start

Clear 3.5 × 3 m of floor and lay out the parts.
8 parts and 8 fasteners in 6 steps.
You'll want a screwdrivers and a claw hammer and a spanners and a tape measure and a drill and a marker and a spirit level.
Never torque web bolts to final tension until flange CJP welds have completely cooled to ambient temperature.
Failing to grind out backing bars and add reinforcement fillets where seismic detailing applies will fail ultrasonic testing.