" Column Plate " connection design locks

Users can " Force " an auto base/cap plate that frames to nothing "to get Column Plate " locks and a connection in the model. Forcing the connection does not clear the " No supporting member " connection failure message.
  • These instructions assume that the " Plate rotation " is set to ' 0 ' (zero).
  • The plate is divided into left and right sections by the column web center line.
  • The near side of the column web is right section of the column plate.
  • The base/cap plate is mirrored across the half-depth line of the column.
  • The left and right sections DO NOT have to be mirror images of one another.
(column, forced auto base/cap plate, to nothing)
(" Input connection type " = ' Auto base/cap ' )
( Force is required to get a connection in the model)
" Column Plate "
(In this example, " Column rot " = ' 90 ', " Plate rot " = ' 0 ')

When the " Input connection type " is ' Auto base/cap ' and the column does not frame to a beam or joist, connection design will normally fail the connection with the message " No supporting member ." However, you will still get " Column Plate " connection design locks. To get a connection in the model, set the " Connection " to " Force ."

Related locks :
Column Plate (user base/cap - beam)
Column Plate (user base/cap)
Column Plate (auto base/cap)
Top/bottom extension plate
Column Plate Welds ( )

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.

Column 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.

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Connection design locks :

Locks not dimensioned or called out on the drawing are marked ( not depicted ).

  Column Plate

Plate dimensions (forced auto base cap plate framing to nothing)

Length left ( left plate length ): Assuming the " Plate rotation " is set to ' 0 ' (zero), this is the distance from the column web center line to the left edge of the base/cap plate. The left edge is parallel with the column web and to the far side of the web -- see example .

Length right ( right plate length ): Assuming the " Plate rotation " is set to ' 0 ' (zero), this is the distance from the column web center line to the right edge of the base/cap plate. The right edge is parallel with the column web and to the near side of the web -- see example .

Plate width: Assuming the " Plate rotation " is set to ' 0 ' (zero), this is the length of either of the two edges of the base/cap plate that are parallel with column web (see example ).

Plate thickness ( not depicted ): The " Material thickness " of the base/cap plate.

All bolts

Hole type ( not depicted ): Standard round or Short slot or Oversized or Long slot or User slot #1 or User slot #2 . The hole type selected here, together with the " Bolt diameter " entered below, set the diameter of holes through the base/cap plate.

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 Design Critera > the " Available bolt diameters " list. The bolt diameter entered here (together with the " Hole type ") determine the diameter of holes the bolts go into.

Left bolts

Rows ( rows left ): The number of rows of holes on the part of the base/cap plate that is to the left (far side) of the column web center line. For a forced auto base/cap plate framing to nothing, bolt row spacing runs parallel with the column flanges when the " Plate rotation " is set to ' 0 '. For the base plate represented in the example above, the number of " Rows " (left) is ' 2 '.

Horizontal to hole left: Assuming the " Plate rotation " is set to ' 0 ' (zero), this is the distance parallel with the column flange from the column web center line to the nearest row of holes to the left (far side) the column web (see example ).

Horizontal hole spacing left ( row spc left ): The distance between rows of holes (center to center) on the part of the base/cap plate that is to the left (far side) of the column web center line (see example ). For a forced auto base/cap plate framing to nothing, bolt row spacing runs parallel with the flanges of the column when the " Plate rotation " is ' 0 ' (zero),

Columns ( columns left ): Half of the total number of columns of holes on the part of the base/cap plate that is to the left (far side) of the column web center line. For a forced auto base/cap plate framing to nothing, bolt column spacing runs parallel with the column web when the " Plate rotation " is ' 0 ' (zero). For the base plate represented in the example above, the number of " Columns " (left) is ' 2 '.

Vertical hole spacing left ( col spc left ): The distance (center to center) between columns of holes on the part of the auto base/cap plate that is to the left (far side) of the column web center line. See the example . For a forced auto base/cap plate framing to nothing, bolt column spacing runs parallel with the the column web when the " Plate rotation " is ' 0 ' (zero).

Vertical gage left ( vert gage left ): The distance between the two inside columns of holes (center to center) on the part of the base/cap plate that is to the left (far side) of the column web center line. For a forced auto base/cap plate framing to nothing, bolt column spacing runs parallel with the column web when the " Plate rotation " is ' 0 ' (zero). See the example .

Right bolts

Rows ( rows right ): The number of rows of holes on the part of the base/cap plate that is to the right (near side) of the column web center line. For a forced auto base/cap plate framing to nothing, bolt row spacing runs parallel with the column flanges when the " Plate rotation " is set to ' 0 ' (zero). For the base plate represented in the example above, the number of " Rows " (right) is ' 2 '.

Horizontal to hole right: Assuming the " Plate rotation " is set to ' 0 ' (zero), this is the distance (parallel with the column flanges) from the column web center line to the nearest row of holes that are to the right (near side) of the column center line. See the example .

Horizontal hole spacing right ( row spc right ): The distance (center to center) between rows of holes on the part of the base/cap plate that is to the right (near side) of the column web center line (see example ). For a forced auto base/cap plate framing to nothing, bolt row spacing runs parallel with the flanges of the column when the " Plate rotation " is set to ' 0 ' (zero),

Columns ( columns right ): Half of the total number of columns of holes on the part of the base/cap plate that is to the right (near side) of the column web center line. For a forced auto base/cap plate framing to nothing, bolt column spacing runs parallel with the column web when the " Plate rotation " is set to ' 0 ' (zero). For the base plate represented in the example above, the number of " Columns " (right) is ' 2 '.

Vertical gage right ( vert gage right ): The distance between the two inside columns of holes (center to center) on the part of the base/cap plate that is to the right (near side) of the column web center line. For a forced auto base/cap plate framing to nothing, bolt column spacing runs parallel with the column web when the " Plate rotation " is ' 0 ' (zero). See the example .

Vertical hole spacing right ( col spc right ): The distance (center to center) between columns of holes on the part of the base/cap plate that is to the right (near side) of the column web center line (see example ). For a forced auto base/cap plate framing to nothing, bolt column spacing runs parallel with the column web when the " Plate rotation " is ' 0 ' (zero).

Welds

Size (to flange) ( not depicted ): The weld size for shop welding the base/cap plate to the column flange. Connection design automatically generates flange welds when there is enough room on the base/cap plate to apply one. Also, when " Weld all around plate " is set to ' Yes ', this setting controls that weld size.

Size (to web) ( not depicted ): The weld size for shop welding the base/cap plate to the column web. Connection design automatically generates web welds only when there is not enough room on the base/cap plate to apply a flange weld.

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