Understanding ACS 45 of IR BRIDGE MANUAL (Height Gauge for ROBs)

The document explains ACS 45 from the Indian Railways Bridge Manual, which pertains to the use of height gauges for Railway Over Bridges (ROBs). ACS 45 outlines the specifications and guidelines for using height gauges to measure clearances and ensure the proper vertical clearance between the railway track and the bridge structure. This is crucial for preventing accidents and maintaining safety standards for trains passing under the bridges.