3.5.5 clause is 800 2007 ( about crane lumping mass)

Project:www.sefindia.org
Component:Documentation
Category:feature request
Priority:normal
Assigned:Unassigned
Status:active
Description

3.5.5 While investigating the effect of earthquake forces, the resulting effect from dead loads of all cranes parked in each bay, positioned to cause maximum effect shall be considered.

the above clause is from IS800 -2007. can we understand while performing earthquake analysis the lifing load (say crane capacity 40ton) of crane need not be lumped in earth quake mass is correct or wrong.

please clarify