Ever wonder how trains see through fog? All you need to know about fog pass devices

Indian Railways has come up with a smart solution to tackle the challenges posed by winter fog. They've introduced 19,742 Fog Pass Devices to ensure that train services keep running smoothly, especially in areas where fog tends to play spoilsport during the colder months.

What are fog pass devices?
Every year, when winter brings in thick fog, it causes a lot of trouble for trains, especially in the northern parts of India. The Fog Pass Devices are like a superhero tool for trains, helping them navigate through foggy weather without major disruptions. Fog Pass Device is a GPS based navigation device that helps the loco pilot to navigate during dense fog conditions. It provides on-board real-time information (Display as well as voice guidance) to Loco Pilots regarding location of fixed landmarks such as Signal, Level Crossing gate (Manned & Unmanned), Permanent Speed Restrictions, Neutral Sections etc. It displays approach indications of next three approaching fixed landmarks in geographical order accompanied with voice message approximately 500m on approach.


Special features of fog pass devices:

• Whether it's a single track or a double one, or if the tracks are powered by electricity or not, these devices can handle it all.
• They get along with all kinds of trains, be it the ones that run on electricity or diesel, or those special ones like EMUs/MEMUs/DEMUs.
• It has built-in re-chargeable battery back-up for 18 hrs.
• It is portable, compact in size, light in weight (not more than 1.5 Kg including battery) and of robust design.
• Loco Pilot can carry the device easily with him to the locomotive on resuming his duty.
• It can be easily placed on the cab desk of locomotive.
• It is a standalone system.
• It is unaffected by weather conditions like Fog, Rain or Sunshine.