Add equipment in the form of a box with loads applied at the CoG of the box with user defined height above base. i.e. input Equipment details as :

a) LXBXH

b) CoG height above base

c) Provide option to user to pick any no. of "n" random points on the beam where the total load can be transferred either as a point load or the start and end points on a structural member to provide udl load.