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Simar Nagi | 08 Nov 2023

Kona Expressway (NH-12): Project Details, Route Map, Distance, Speed

Kona Expressway (NH-12): Project Details, Route Map, Distance, Speed

Table of Contents:

  1. Kona Expressway: Fueling India's Growth​
  2. Kona Expressway: Overview
  3. Kona Expressway: Project Details
  4. Kona Expressway: Distance
  5. Kona Expressway: Route
  6. Kona Expressway: Speed

Kona Expressway: Fueling India's Growth

In the grand tapestry of India's development, certain infrastructural marvels stand as beacons of progress. Among them, the Kona Expressway, known as National Highway 12 (NH-12), takes center stage. The Kona Expressway is a symbol of India's unwavering commitment to reshaping its economic landscape and regional connectivity. In this article, we embark on a comprehensive exploration of NH-12, peeling back the layers to reveal its pivotal route, essential speed limits, and the profound impact it has etched into the nation's development story. 

This journey will unveil the extraordinary role Kona Expressway plays in steering India towards a brighter future. So, without any further ado, let's dive right into this informative article. 

Kona Expressway: Overview

Kona Expressway, or National Highway 12 (NH-12), is a remarkable infrastructure project in India that has been instrumental in enhancing interconnectivity between cities and states. The development of a well-structured Kona Expressway Project network not only facilitates smoother transportation but also has a profound impact on the economy and overall growth of the country. 

Kona Expressway: Project Details

The Kona Expressway, situated on the outskirts of Kolkata in West Bengal, is a state-of-the-art six-lane toll road that operates independently from other routes like Kona High Road or National Highway 117. Covering a stretch of 14.17 km (8.80 miles), it forms a vital segment of NH 12. Notably, the Kona Expressway serves as a prominent gateway to the vibrant city of Kolkata. 

Furthermore, connecting to National Highway 16 (NH 16) at Kona, Nibra, it is also intricately linked to the renowned Vivekananda Setu, which further extends its connectivity to Kolkata. The Kona Expressway is a crucial component of NH 12, playing a significant role in enhancing regional transportation infrastructure.

Read More: Longest Expressway in India: Route Map, Key Features, Toll Rates

Kona Expressway:Distance

The Kona Expressway spans a distance of roughly 15 km, serving as a prominent gateway to Kolkata. This vital route interconnects several notable neighborhoods within Kolkata, including Bandel, Ichapur, Santragachi, Andul, Shibpur, and Jagacha. For those travelling by car, the journey from the Kona Expressway to Digha covers approximately 171 km, while the drive from Salt Lake City to the Kona Expressway spans about 23 km.

Kona Expressway: Route

The Kona Expressway serves as a vital link connecting NH-16 near Kona in Howrah to the iconic Vidyasagar Setu, also known as the Second Hooghly Bridge. Stretching entirely within the Howrah district, this expressway acts as a crucial connector to various localities, including Santragachi, Gorpha, Jagacha, and Belepole. Notably, the Kona Expressway crossing with Carry Road provides a gateway to Andul Road, which runs parallel to the expressway, enhancing accessibility. 

The Kona Expressway route is strategically positioned to encompass two significant intercity railway junctions, namely, the Santragachi Junction railway station and the Shalimar railway station. This six-lane expressway, featuring two service roads and four primary lanes, transitions into a two-lane road near the Santragachi overbridge, ensuring efficient connectivity for both commuters and cargo transport.

Read More: Ganga Expressway: Route, Map, Toll Rates, Completion Date & Latest Updates

Kona Expressway: Speed

Safety is a top priority when it comes to expressway development. The most recent adjustment to speed limits for cars on different road types occurred in April 2018. As of now, cars are authorized to reach a maximum speed of 120 km/h on expressways and 100 km/h on highways. Within city limits, the top speed limit is set at 70 km/h. This fundamental overview aligns perfectly with the regulations governing Kona Expressway, where the speed limit is established at 120 km/h.


In a rapidly evolving world, the importance of well-connected and efficient transportation networks cannot be overstated. The Kona Expressway, or NH-12, serves as a prime example of how infrastructure development can shape the economic landscape of a region and the nation as a whole. Kona Expressway has a significant impact on the local and national economies. Streamlining transportation between Kolkata and Howrah accelerates the movement of goods and people, thus boosting trade and commerce. The expressway also plays a crucial role in reducing travel time, which results in increased productivity and economic growth.

Read More: Bundelkhand Expressway: Latest Updates, Toll Rates, Route Map, Features & Much More 


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