Heavy Duty Goliath/ Gantry Crane is available in Single & Double Girder versions and is capable to handling heavy loads. The Goliath/ Gantry Crane is suitable for application in both open and covered areas. N. K. Engineers, ISO certified company manufactures Heavy Duty Goliath/ Gantry Crane.N. K. Engineers offers a wide range of Cranes, Hoists, Chain Pulley Blocks and Monorail Trolleys for various industrial applications. The Heavy Duty Goliath/ Gantry Crane is similar to those of overhead cranes except that the bridge for carrying the trolley or trolleys is rigidly supported on two or more legs running on fixed rails or other runway.