Bracing - Portal Frame Data
(Revised: 01/06/20)

The Detailing Screens for the Portal Frame Columns and Rafters are not on the Bracing Member Data screen.

„ Warning:

Check for Main Frame Column Flange Brace interferences with the Portal Frame Column.

Check for Main Frame Column Type 10 & 11 Stiffener interferences.

If the S10 or S11 Stiffener is located on One Side, locate it on the Opposite Side of the Portal Frame Clip.

If the S10 or S11 Stiffener is located on Both Sides, ask Design to try resizing the S10 or S11 to be One Side, then locate it on the Opposite Side of the Portal Frame Clip.

The S10 or S11 Stiffener can be removed using the Alternate Web Thickness. Notify the PM & Designer when deleting the S10 or S11 Stiffener.

Portal Frame Column & Rafter Data location:

The Member Data and Detailing Data are found in Bracing - Location - Shape - Wall.
Then select the Portal Frame Tier.
Then select Properties.

Portal Frame Data:

„ Warning:

Detailers should only revise Member Data & Frame Data.

Any other revisions will set the Design Status to NOT CURRENT and the building will need to be re-designed & re-detailed.

Member Data

This screen is the same as the Frame Member Data Screen.

„ How to use:

The Portal Frame Rafter is designed with a Shop Slice in the middle. The 2 members will be combined on the FSD.

Frame Data

This screen is the same as the Frame Data Screen.

Flush Portal Frame:

Portal Frames that are input as Flush Columns to the Main Frame Columns (actually 1/2" apart).

„ How to use:

The Main Frame S3 Stiffener needs to be shortened. Refer to Design Manual 2.13 & 2.13ex.

Verify the Portal Frame was input correctly.

Portal Frame Column Offset is 1/2".

The centerline of the portal from building line needs to be at 7 5/8” for inset, 1’-0 ½” for 6.5”, and 1’-2 ½” for 8.5” girts.

Portal Frame Rafter Offset of (Rise Purlin Depth + Approx FS + 5"). Sample: Rise of 8 1/2" + 3/4" + 5" = 1'-2 7/16" Round up = 1'-3".

The Portal Frame Base of Column Elevation is above the top of the Main Frame Base Plate by 1".

Standard Controls:

§ OK, Cancel, Apply, Help

See also:

§ Bracing - Member Data

§ Frame Member Data - Member Information

§ Frame Data

§ Holes

§ Clips

§ Flange Braces

§ Stiffeners

§ Brackets

§ Miscellaneous Plates

§ Bracing - Flush Portal Frame (Input)