" Gusset 2 Point Square " & " Brace Connection To Gusset " & " HB Conn2 "
A 2- or 3-point shared gusset plate that shop attaches to the web of a beam is designed per " Gusset 2 Point Square " locks. Angle horizontal braces field bolt to the gusset per " Brace Connection To Gusset " locks. ' Welded ' (shown) or ' Clip angle ' (not shown) may be selected as the " Gusset to beam connection ." A 3-point gusset plate must shop weld to the beam, whereas a 2-point gusset can optionally shop attach to the beam's web with a clip angle. |
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" Gusset 2 Point Square "
(gusset plate dimensions and location) |
" Brace Connection To Gusset "
(holes for field bolting the brace to the gusset) |
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" HB Conn2 " ( welded )
(" Gusset to beam connection " = ' Welded ') |
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Connection Guide: Click here for related screen shots.
User Defined Connections: Settings that are locked ( ) in a user defined connection file will automatically be locked on a member edit window for which that file is the " Input connection type ." You can, if you so choose, manually lock additional settings on the member edit window, and your changes will be retained, through multiple processes, so long as you do not change to a different connection then switch back to the original user defined connection.
Horizontal Brace Edit: To change a setting, first set it to locked ( ). Related settings that are unlocked ( ) may be updated, and the " Left/Right end limit state " calculations will be updated. Settings that are locked ( ) will not be changed by connection design , even if doing so might prevent a connection failure.
user defined | horizontal brace edit | top
Connection design locks :
Locks not dimensioned or called out on the drawing are marked ( not depicted ). |
Gusset 2 Point Square
(angle horizontal brace, 2- or 3-point, to a beam's web)
Plate thickness ( not depicted ): The " Material thickness " of the gusset plate.
Width ( plate width ): The distance (perpendicular to the beam's work line ) between the two longest edges of the gusset plate (see example ). " Width " can also be defined as the length of either one of the two edges of the shared gusset plate that are perpendicular to the workline of the beam.
Length ( plate length ): The length of the framing edge of the gusset plate (which shop welds or bolts to the web of the supporting beam -- see example ). Plate length is measured parallel with the work line of the beam.
Refy: The distance (perpendicular to the supporting beam's work line ) from the work point of the horizontal brace to the framing edge of the gusset plate. For the example shown, in which the gusset welds to the beam web, the default " Refy " is half the web thickness. For a gusset that fastens with a clip angle , this distance is half the web thickness plus the thickness of the clip angle leg. Changing the " Refy " moves the plate only, not the holes on the plate.
Note: The member number [num] of the left horizontal brace is shown in brackets [num] in the heading for this section. |
Refx ( refx left ): The distance (parallel with the supporting beam's work line ) from the work point of the left horizontal brace to the left corner of the gusset plate's framing edge (the edge that shop welds or bolts to the beam's web -- see example ). Changing the " Refx " moves the plate only, not the holes on the plate.
Note: The member number [num] of the right horizontal brace is shown in brackets [num] in the heading for this section. |
Refx ( refx right ): The distance (parallel with the supporting beam's work line ) from the work point of the right horizontal brace to the right corner of the gusset plate's framing edge (the edge that shop welds or bolts to the beam's web -- see example ). Changing the " Refx " moves the plate only, not the holes on the plate.
user defined | horizontal brace edit | top
Brace Connection To Gusset
(angle horizontal braces, 2- or 3-point, to a beam's web)
Bolt diameter ( not depicted ): You can either type in any diameter (inches or mm), or you can select a bolt diameter from the combo box ( ). The diameters that are listed in the combo box come from Home > Project Settings > Job > Bolt Settings > the " Available bolts " list. The bolt diameter entered here, together with the " Hole type " entered above, set the diameter of the holes the field bolts go into.
Hole type ( not depicted ): Standard round or Short slot or Oversized or Long slot or User slot #1 or User slot #2 . This sets the type of hole through which field bolts fasten the braces to the gusset plate.
Rows: The number of holes ( 0 to 63 ) in the column of holes with the greatest number of holes. For an angle horizontal brace with staggered holes, this is the number of rows of holes in the column of holes along the work line of the brace. For an angle brace with non-staggered holes, this is the number of rows in any single column of holes. Entering ' 0 ' removes the holes. For either angle brace shown in the example above, the number of " Rows " is ' 4 '.
Distance to 1st hole along brace ( to 1st hole ): The distance (parallel with the work line of the horizontal brace) from the work point to the center of the nearest row of holes (see example ).
Hole spacing along the brace ( s ): Row spacing The distance (center to center) between any two adjacent holes in the same column of holes (see example ). Row spacing on a horizontal brace gusset plate runs parallel with the work line of the horizontal brace. Holes within an individual row run perpendicular to the work line.
End connection failure message: Invalid bolt spacing
Edge distance along brace ( ed ): The distance from the edge of the brace material that is nearest the brace work point to the center of the first hole in that same material. This distance is measured parallel with the work line of the horizontal brace. See the example .
Columns: The number of columns of holes in the half of the gusset that is being edited (see example ). Column spacing runs perpendicular to the work line of the horizontal brace. For both horizontal braces in the example above, the number of " Columns " is ' 2 '.
Distance to 1st hole perpendicular to brace ( not depicted ): The distance from the work line of the horizontal brace perpendicular to the nearest column of holes. In the example above, this distance would be ' 0 ' (zero) since the nearest column of holes aligns with the workline of the brace.
Hole spacing perpendicular to brace ( csp ): Column spacing. The distance (center to center) between any two adjacent columns of holes in the half of the gusset being edited (see example ). Bolt column spacing runs perpendicular to the work line of the horizontal brace. Holes within an individual column run parallel with the workline.
user defined | horizontal brace edit | top
Brace Connection To Gusset
( angle horizontal braces, 2- or 3-point, shop welded to a beam's web )
You get " HB Conn2 " locks when ' Welded '' is selected for " Gusset to beam connection ." If ' Clip angle ' is selected, then leaf(s) named " NS Clip Conn2 " and/or " FS Clip Conn2 " become available instead of the " HB Conn2 " leaf. |
Weld size ( weld ): The weld size used to shop weld both sides of the gusset plate's framing edge to the beam's web. In the example above, the gusset plate shop welds to the beam, but you can optionally shop bolt the gusset with NS and/or FS clip angles (" NS/FS Clip Conn2 "). Regardless of whether the gusset plate is shop bolted or shop welded to the beam, it is detailed with the beam and field bolted to the braces.