History of Indian Railways in Himachal Pradesh
Mountains and Rail: The Challenge of Hill Railways in Himachal Pradesh
Himachal Pradesh is one of the most mountainous states in India, its terrain dominated by the foothills and main ranges of the western Himalayas — a landscape of deep valleys, high ridges, rushing rivers, and altitude variations that make railway construction one of the greatest engineering challenges imaginable. As a consequence, the railway presence in Himachal Pradesh is limited almost entirely to the lower foothills and to two extraordinary narrow-gauge mountain railways that have become among the most celebrated and visited heritage railways in the world. The broad-gauge mainline network of Indian Railways barely touches Himachal Pradesh — it runs to Una Himachal at the southern edge of the state and to Pathankot (in Punjab) as the base for the Kangra Valley Railway. The overwhelming majority of the state's territory — the Kullu, Manali, Lahaul-Spiti, Kinnaur, and upper Kangra districts — is served exclusively by road, with no prospect of mainline rail connectivity in the near term given the extreme terrain. Yet what Himachal Pradesh does possess in its two narrow-gauge mountain railways — the Kalka–Shimla Railway and the Pathankot–Jogindernagar (Kangra Valley) Railway — are not merely functional transport links but living heritage assets of extraordinary engineering, cultural, and scenic significance.
The Kalka–Shimla Railway: Construction of a Wonder (1898–1903)
The Kalka–Shimla Railway is the most famous mountain railway in India, and its construction between 1898 and 1903 was one of the most remarkable engineering achievements of the colonial era. The primary driver for building this line was administrative: Shimla (then spelled Simla) served as the summer capital of British India, the seat of the Viceroy and the entire Government of India for several months each year when the heat of the plains became intolerable. Before the railway, the journey from Kalka at the foot of the Shivalik Hills to Shimla in the highlands took two days by horse-drawn tonga. The railway — built on a gauge of 762 mm (2 ft 6 in) and stretching 96.6 kilometres — reduced this journey to six or seven hours, and later to five hours, transforming the logistics of colonial administration. The line was engineered by H.S. Harrington of the Delhi–Ambala–Kalka Railway Company and opened on November 9, 1903. The sheer scale of the construction feat is astonishing: 103 tunnels were bored through the Shivalik quartzite and schist, 864 bridges — many of them elegant stone arch structures — were erected over rivers, nullahs, and gorges, and 919 curves were laid into the alignment to allow the diminutive engines to negotiate gradients that at times reached 1 in 33 without requiring rack-and-pinion traction. The line climbs from an elevation of 656 metres at Kalka to 2,076 metres at Shimla, a vertical rise of 1,420 metres over its length.
The Barog Tunnel and Colonel Barog: A Tragic Engineering Story
Among the 103 tunnels on the Kalka–Shimla Railway, the Barog Tunnel at 1,143 metres is by far the longest and the most storied. The tunnel is named after Colonel Barog, the British engineer first entrusted with its construction, whose attempt to bore the tunnel simultaneously from both ends ended in catastrophic failure — the two headings missed each other by a significant margin, rendering the work useless. The tunnelling error wasted enormous time and money, and according to local tradition and historical accounts, Colonel Barog was so distressed by the failure and by the penalty imposed on him by the railway company — a fine of one rupee for misuse of government funds — that he took his own life near the tunnel entrance, reportedly choosing a spot in the hills where he was later buried. A revised alignment was drawn up by H.S. Harrington, and the tunnel was successfully completed and opened as one of the most important engineering elements of the line. The town and station of Barog, named after the unfortunate engineer, sits at the entrance to the tunnel and is today a popular stop for tourists travelling on the heritage railway. The ghost of Colonel Barog is said to walk the tunnel, a story that railway crews have passed down through generations and which adds a layer of atmospheric folklore to this already remarkable engineering structure.
Shimla: The Viceroy's Railway and the Summer Capital
The relationship between Shimla and the Kalka–Shimla Railway is one of the most intimate between any colonial city and its railway in Indian history. From the moment the line opened in 1903, the rhythms of the railway shaped the life of Shimla: the arrival of the Viceroy's special train at the beginning of the summer season marked the commencement of the colonial government's annual migration, and the departure of the last official trains in autumn signalled the return to Calcutta (and later Delhi). The Viceregal Lodge, the Gaiety Theatre, the Christ Church, and the winding Mall Road — the iconic physical fabric of colonial Shimla — were all animated and sustained by the railway's ability to bring not just people but also supplies, mail, newspapers, and building materials up into the hills. The Shimla station itself, perched dramatically at the end of the line on a ridge above the town, is a characterful structure that has survived largely intact and remains in active use. The Shivalik Deluxe Express, a luxury heritage train operated on the line today, and the Rail Motor Car service allow modern tourists to experience the journey as Viceroys and civil servants once did — though perhaps with rather more comfort and considerably less imperial pomp. The railway was inscribed as a UNESCO World Heritage Site in 2008, confirming its status as a world-class example of mountain railway engineering.
Stations of the Kalka–Shimla Railway: A Journey Through the Shivaliks
The journey on the Kalka–Shimla Railway is as much about the intermediate stations as about the termini. From Kalka, the train winds through Taksal, Gumman, Koti, and Jabli before reaching Dharampur, where a brief stop allows passengers to admire the view of the Shivalik foothills stretching southward toward the plains. Solan, historically known for its mushroom cultivation and as the home of Solan Brewery — one of the oldest breweries in Asia, established by British colonists — is a significant intermediate stop and the location of one of the older large tunnels. Kandaghat, Shoghi, and Tara Devi follow, the latter named for a goddess temple visible from the train, before the approach to Summer Hill — a station beloved by local Shimla residents for the ease with which it connects their residential neighbourhood to the lower town — and finally the dramatic arrival at Shimla terminal station. Each of these stations was built with careful attention to the aesthetics of their hill setting, using local stone and timber in construction methods that blend naturally with the Himalayan landscape. Many of the original station buildings remain structurally intact, maintained with care by the Northern Railway as part of the heritage railway experience that draws visitors from across India and the world.
Pathankot–Jogindernagar Railway: The Kangra Valley Line
The second mountain railway of Himachal Pradesh is the Pathankot–Jogindernagar Railway, commonly known as the Kangra Valley Railway. Stretching 164 kilometres on an even narrower gauge of 610 mm (2 ft), this line was constructed between 1926 and 1929 to provide connectivity to the fertile and tea-growing Kangra Valley and the foothills of Dhauladhar range. The line begins at Pathankot in Punjab and enters Himachal Pradesh after crossing the Chakki River, thereafter passing through the picturesque Kangra Valley with its views of snow-capped Dhauladhar peaks, the Kangra Fort (one of the oldest forts in the Himalayas), the Masrur Temples, and the town of Palampur — famous for its tea gardens, where Kangra tea, one of India's finest, is grown and processed. The line passes near Dharamsala and McLeod Ganj — the residence of the Dalai Lama and the seat of the Tibetan government-in-exile — making it, at least theoretically, one of the most internationally significant local rail routes in India. The final section from Baijnath Paprola to Jogindernagar traverses particularly scenic terrain, with views of the Beas River and the higher peaks of the Great Himalayan Range. The railway serves a genuine local transport function, carrying workers, students, agricultural produce, and pilgrims to and from the dozens of communities along the valley.
Lost Lines: The Bhakra Dam and Submerged Railways
Not all of Himachal Pradesh's railway history is a story of survival. The construction of the Bhakra Dam on the Sutlej River, completed in 1963 as one of independent India's landmark development projects, created the Gobind Sagar reservoir — a vast body of water that submerged significant areas of the Bilaspur district, including several villages, agricultural land, and historical structures. Among the infrastructure lost to the rising waters were sections of narrow-gauge railway lines that had served the Bilaspur area. These submerged lines, built to serve the hill communities of the Sutlej Valley, disappeared beneath the reservoir and were never replaced with alternative rail connectivity, leaving the Bilaspur area dependent entirely on road transport for its connection to the outside world. The story of these lost railways is a reminder that the history of Indian Railways includes not just the construction of new lines but also the losses imposed by the necessities of dam building and reservoir creation — a trade-off that communities in Himachal Pradesh and across India have experienced in different ways as large infrastructure projects have reshaped the landscape of the subcontinent.
New Broad-Gauge Projects: Una Himachal and Beyond
In recent years, the Indian Railways has been actively working to extend broad-gauge connectivity further into Himachal Pradesh, moving beyond the existing foothold at Una Himachal station. The Chandigarh–Baddi broad-gauge line, connecting the industrial township of Baddi — one of the largest pharmaceutical manufacturing hubs in Asia — to the national rail network, has been under construction and is intended to bring rail-based logistics connectivity to a manufacturing zone that currently dispatches its enormous output entirely by road. The Una Himachal–Hamirpur new line proposal aims to push the broad-gauge network into Hamirpur district, one of the best-educated and most literate districts in India, which currently has no rail connectivity of its own. These projects, though challenged by the difficult terrain of the lower Himalayan foothills and the significant land acquisition that new lines require, represent the ongoing effort to expand rail connectivity in a state where geography has historically made it extraordinarily difficult. The proposals, once completed, will open new economic opportunities for the communities they serve and reduce dependence on the congested hill roads that currently carry all freight and passenger traffic in the interior of the state.
Tourism and the Future of Hill Rail in Himachal Pradesh
The Kalka–Shimla and Kangra Valley railways are among the most visited heritage railway experiences in India, drawing domestic and international tourists in large numbers who wish to experience what railway travel in the hills looked, felt, and sounded like in the early twentieth century. The Northern Railway, which operates both lines, has invested in improving tourist-oriented services — the Shivalik Deluxe Express on the Kalka–Shimla route offers a quasi-luxury experience, and special heritage excursion trips are organised for tour groups and railway enthusiasts. The tourism industry of Himla Pradesh — worth thousands of crores of rupees annually — depends significantly on the Kalka–Shimla Railway as a heritage attraction that complements the natural and cultural tourism offerings of the hill stations. Looking further into the future, proposals such as a high-speed broad-gauge railway from Bhanupali to Leh passing through the Himalayan ranges have been discussed as ultra-long-term strategic projects, though the engineering and cost challenges of such an alignment through some of the highest and most seismically active terrain on earth make them effectively aspirational in the current timeframe. What is certain is that the two existing hill railways of Himachal Pradesh will continue to operate and attract visitors for generations to come, preserved as the living engineering heritage they represent.
Book Unreserved Tickets from Himachal Pradesh Stations
Book unreserved tickets from any station in Himachal Pradesh instantly using the RailOne app. Visit UTS QR SCAN, search your departure station, open its platform QR code, and scan it with the RailOne app — your ticket is booked in seconds, no queue required. Whether you are boarding at Kalka for the scenic journey to Shimla, starting your Kangra Valley trip from Pathankot, or travelling from Una Himachal into Punjab, the UTS QR system makes ticketing seamless and convenient across Northern Railway's hill station network in Himachal Pradesh.