Cast iron or ductile iron-made Gantry cranes are overhead cranes that have the support of freestanding legs that operate on wheels or by track. Gantry-type cranes are considered the cost-effective material handling systems of bridge cranes. These electricity-driven cranes maintain a 39 m/min to 48 m/min traveling speed range. The maximum lifting load of this range of gantry cranes varies as per different models. Mild steel made portable type version of this range of cranes can bear a maximum of 5 tons of load. The Standard of this array of cranes has been verified as per its dimension, longevity, productivity, strength, and design precision.