Single Girder EOT Crane
Single Girder EOT Crane is an Over head travelling crane which travels on the either side of the long rails...

Double Girder EOT Crane is an Over head travelling crane which travels on the either side of the long travel rails which is fixed on the runway girder beams on both sides. In a Double Girder EOT Crane the hoist travels with a crab trolley on the top of the cross travel rails placed on the both the crane girders which is recommended for higher capacities and complicated & Critical applications.
Single Girder EOT Crane is an Over head travelling crane which travels on the either side of the long rails...
Double Girder EOT Crane is an Over head travelling crane which travels on the either side of the long travel...