Best Crane Safe Load Indicator for Semi-Gantry Crane: A Gantry Crane, is a type of crane that typically operates on rails or tracks and is used for lifting heavy loads in industrial settings such as ports, construction sites, and warehouses, a Safe Load Indicator (SLI) plays a critical role in ensuring safe and efficient operation. The Crane Safe Load Indicator for Semi-Gantry Crane serves the same basic purpose as for other types of cranes: to prevent overloading and ensure safe lifting operations. It achieves this by monitoring various parameters such as load weight, boom angle, hoist line length, and radius (distance from the crane's center to the load).