The maximum wheel load is obtained when
(a) crane crab is farthest to gantry girder
(b) crane crab is closest to gantry girder
(c) crane crab is not attached
(d) crane crab is at mid span
I had been asked this question in my homework.
This interesting question is from Gantry Girders & Design of Industrial Buildings topic in section Gantry Girders, Design of Plate Girders & Industrial Buildings of Design of Steel Structures