Click on New U.I. Load.
Click on member on which you want U.I. Load.
U.I Load panel becomes visible.
Select Co-ordinate System of the load.
Select Direction of the load.
Following figures show loads in local y-axis co-ordinate direction and global y-axis co-ordinate direction.
Enter 'w', the intensity of the uniformly increasing load.
Enter 'a' and 'b' distances from origin joint as shown below.
The application places a=0 and b=l which means that the load is on the entire length of the member.
Click 'Ok' to finalize this load.