Frames - Reverse Taper Column (Fully Tapered Outside Flange)

(Revised: 04/01/08)

Input

Setup BL to be the Roof Line.

Column Haunch depth should be held to the Haunch Depth required at the Taper.

Hold Haunch Plate to Vertical.

Adjust FO Offset for Haunch Plate to be where the Reversed FO will be.

Design

Design Column tapered at 80% Stress.

Detailing

Generate an FSD of the current Column to use as Reference.

Revise End 1 Depth to a Negative Depth.

Adjust the Adjacent to move column FO into place.

Change the Knee Depth to = FS thickness + 1”

(Save the Mark Number from the Haunch Plate prior to revising Knee Depth)

Revise the Haunch Plate to an MP Plate with the same thickness as the Flanges.

Make the Width and Length = 0”.

This will need to be removed by PC on the Final FSD’s.

(DO NOT TRY TO REMOVE THE KNEE PLATE)

Revise Flange Inside Adjust 1 to = 1”

Revise Flange Special Adjust 2 to = Flange Inside Thickness + Rise of 1” + Req’d FS Extension.

Revise Flange Special Adjust 1 to = Negative the Flange Outside Thickness.

Revise Flange Outside Adjust 2 to = Negative the (Cut In Plate Length – Flange Special Thickness).

Revise the Frame Member lengths as required.

Revise the Haunch Depth to generate the correct Taper along the Flange Inside.

Insert Cut In plate matching the original Haunch Plate along FO.

Insert along member at the Total FO length + Edge Distance to Hole.

Add Welds to Cut In Plate to match the original Haunch Plate.

Revise the S3 stiffener to an S2 stiffener. Swap all FO & FI welds.

Swap all FO & FI welds on the Flange Special.

Check for any FO to Web welds on the original FSD. Swap with FI as needed.

Modify the Base Plate as Needed.

Adjust the Rafter length to match the Cut In Plate.

Verify ALL Holes and Clips located along the Flange Special.

Verify ALL Holes and Clips located along the Column.

Adjust Near Side / Far Side parts on the column.