Enter the traffic (line) lanes for moving load analysis.
From the Main
Menu select Load > Moving Load Analysis Data > Traffic Line
Lanes.
Select Moving Load
Analysis > Traffic Line Lanes in the Menu tab of the
Tree Menu.
Traffic
Line Lanes dialog box
To enter
new or additional traffic line lanes
Click .
To modify
previously entered traffic line lanes
Select the traffic line lane to be modified
in the dialog box and click .
When is clicked, the selected
lane elements will be displayed on the screen.
To delete
previously entered traffic line lanes
Select the traffic line lanes to be deleted
in the dialog box and click .
Data entry method when is
clicked
Define
Design Traffic Line Lanes dialog box
Lane Name
Enter the name of a traffic line lane.
Traffic Lane Properties
Eccentricity
Enter the
eccentricity of a traffic line lane relative to a traffic line element.
(-) Negative represents the left side of the traffic line element and vice
versa.
Impact Factor
Enter the impact factors for the entered traffic line lane elements.
Vehicular Load Distribution
Assign the means of distributing the vehicular
load.
Lane Element:
Apply loads to the traffic lane elements reflecting the eccentricity.
Using the Elements Type of the Beam End
Offset function the panel zone effect of the traffic lane elements can
be considered by specifying the offset distance.
Cross Beam:
Apply the traffic load to the cross beams.
Cross Beam
Group: Specify the name of the Structure Group to which Cross Beams
are assigned.
Skew:
Specify the Skew Angles at the Start and End of the bridge.
Moving Direction
Assign the direction of traffic loads.
Forward:
Consider the direction from the Start to End only.
Backward:
Consider the direction from the End to Start only.
Both:
Consider the both direction.
Selection by
2 Points: Beam elements in a line defined by 2 points
are assigned as traffic line lane elements. The first point becomes the
Start point.
Picking: Assign the traffic line lane elements with
the mouse. The Location of the first-assigned elements the Start point.
Elements
Number: Enter the element numbers pertaining to the traffic line
lane elements. The location of the first-assigned elements becomes the
start point.
Operations
The data entry is reflected when Selection
by Number is selected.
: Add to the selected traffic
lane elements with the specified eccentricity and impact factor.
: Insert the selected traffic
lane elements in between the previously entered traffic lane elements.
: Select the traffic lane
elements at the bottom of the dialog box and delete.
Note
The traffic line lane must be consecutively entered in the direction of
the moving path of the vehicles. When assigning elements with 2 points
or Picking or button need not be clicked.
To enter
new or additional traffic line lanes
.
.
.
Lane Name
Eccentricity
: Insert the selected traffic
lane elements in between the previously entered traffic lane elements.