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Uttar Pradesh Chief Minister Yogi Adityanath and Union Railway Minister Ashwini Vaishnaw inaugurated the gauge conversion and electrification of the 56.15-km Nepalganj Road-Nanpara-Bahraich rail section, completed at a cost of about Rs 730 crore.
The section, originally built as a metre-gauge line in 1886, is now part of the broad-gauge network, serving Bahraich, Risiya, Matera, Nanpara, Babaganj and Nepalganj Road stations.
Four existing train services have been extended up to Nepalganj Road: the 14213/14214 Varanasi-Bahraich Express, the 15132/15131 Varanasi City-Gorakhpur Express and two pairs of Gonda-Bahraich services (75109/75110 and 75111/75112).
GAUGE is the distance between the inner faces of the two rails. India inherited a mixed system: broad gauge at 1,676 mm (5 ft 6 in), metre gauge at 1,000 mm, and narrow gauge at 762 mm and 610 mm - a legacy of nineteenth-century decisions to build cheaper feeder lines into interior districts, which is exactly what the 1886 Nepalganj Road-Nanpara-Bahraich metre-gauge line was. The cost of that mix is the BREAK OF GAUGE: wherever two gauges meet, freight has to be transhipped wagon-to-wagon and passengers have to change trains, historically imposing delays of the better part of a day on goods traffic and cutting the smaller-gauge line off from the national rolling stock pool. PROJECT UNIGAUGE, started on 1 April 1992, is Indian Railways' programme to convert metre-gauge and narrow-gauge routes to broad gauge so that the network becomes one continuous system; more than 21,000 km have been converted since it began. ELECTRIFICATION is the parallel programme, replacing diesel traction with 25 kV AC overhead supply - it lowers fuel cost and emissions and raises haulage capacity. A section like this one gets both at once, which is why a 56-km line costs about Rs 730 crore: the work is not only relaying track to a wider gauge but also raising structures, rebuilding platforms and stringing overhead equipment.
Simple Analogy: A break of gauge is a road that suddenly narrows so much that every lorry has to stop and shift its load to a smaller lorry. Unigauge is widening the whole road so the same lorry runs end to end.
Begun on 1 April 1992, to convert metre-gauge (1,000 mm) and narrow-gauge (762 mm and 610 mm) routes to the 1,676 mm broad gauge, eliminating break-of-gauge transhipment and adding capacity on alternatives to congested trunk routes.
Key: Over 21,000 km of non-broad-gauge line has been converted since inception; the Railway Minister said the conversion programme is now nearing completion nationally.
Replacing diesel traction with electric traction across the broad-gauge network to cut fuel imports, operating cost and carbon emissions, and to permit heavier and faster haulage.
Key: This section was electrified in the same works package as the gauge conversion, so electric locomotive-hauled services could begin immediately on commissioning.
Launched in January 2018 and anchored by NITI Aayog, it targets 112 of India's least-developed districts - Bahraich among them - for rapid improvement, using the '3Cs' model of Convergence, Collaboration and Competition.
Key: Districts are ranked on incremental progress against 49 key performance indicators across five themes: Health and Nutrition, Education, Agriculture and Water Resources, Financial Inclusion and Skill Development, and Infrastructure. Rail connectivity feeds the infrastructure theme.
A set of Indian grant-assisted links intended to give landlocked Nepal rail access to the Indian network.
Key: The 34.9-km Jaynagar (Bihar)-Kurtha link was handed over to Nepal and later extended on the Kurtha-Bijalpura section, with Bardibas the eventual goal; the Jogbani-Biratnagar broad-gauge link is under construction; and a Final Location Survey has been completed for a Raxaul-Kathmandu broad-gauge line. Nepalganj Road, the terminus of this newly converted section, faces the Rupaidiha-Nepalganj crossing.
Connectivity is the working substance of the relationship - the open border, the Treaty of Peace and Friendship of 1950, transit rights for a landlocked neighbour, and rail and integrated check post projects. A better-connected Rupaidiha-Nepalganj crossing serves employment, education, healthcare and trade traffic in both directions.
Bahraich lies in the Terai belt along the Himalayan foothills - flood-prone, agriculturally rich and historically under-connected. It also adjoins the Katarniaghat Wildlife Sanctuary within the Dudhwa Tiger Reserve landscape, a standing environment-versus-infrastructure theme.
The programme began with condolences for flood victims in Nepal and the Railways' arrangements for returning passengers, coordinated with the Ministry of External Affairs - an illustration of how transport infrastructure doubles as humanitarian capacity.
Electrification of this section removes diesel traction from the route; Indian Railways' broader decarbonisation drive is a recurring GS3 link between infrastructure and climate commitments.
The Minister's Delhi-Agra-Kanpur-Lucknow-Prayagraj-Varanasi-Patna journey-time figures point to proposed high-speed corridors well beyond the operating Mumbai-Ahmedabad project - useful context for questions on India's HSR pipeline.
General Awareness > Indian Railways: gauges, electrification, zones and projects
General Awareness > Infrastructure and government programmes
GS Paper 3 > Infrastructure; GS Paper 2 > India and its neighbourhood
Railway gauges, Unigauge and electrification are staple RRB General Awareness topics; the Aspirational Districts Programme recurs across SSC and UPSC current-affairs sections.
The Indian standard track width of 1,676 mm (5 ft 6 in), to which metre- and narrow-gauge lines are being converted.
The point at which two different gauges meet, forcing transhipment of freight and a change of train for passengers.
Indian Railways' gauge-unification programme begun on 1 April 1992.
One of 112 districts identified in January 2018 for focused development under the NITI Aayog-anchored programme; Bahraich is one.
The marshy, alluvial lowland belt at the foot of the Himalaya, running along the India-Nepal border through districts such as Bahraich.