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Kolkata East-West Metro (Green Line)

Sector: Mass Transit • Location: Kolkata, West Bengal, India

Source: Times of India

Project
Partially Operational, Under Construction

The East-West Metro, also known as the Green Line, is Kolkata's second metro line running 17 km from Sector V in Salt Lake to Howrah Maidan on the west bank of the Hooghly River. It features India's first underwater transport tunnel beneath the Hooghly River, a 520-metre stretch about 16 metres below the riverbed. The metro has transformed commuting by significantly reducing travel time and provid

Status
Under Construction
Sector
Mass Transit, Tunnel, Rail, Commercial, Government
Location
Kolkata, West Bengal, India
Updated
22 Jul 2026
Source
Times of India

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The project “Kolkata East-West Metro (Green Line)” is an infrastructure initiative in the Mass Transit sector, located in Kolkata, West Bengal, India. Taiyo aggregates data on it from Times of India.

Participants

Sponsoring Agency

Status

Original status

partially operational, under construction

Taiyo status

Under Construction

Taiyo last update

2026-07-22

Contact

Not available for this record.

Description

Description

The East-West Metro, also known as the Green Line, is Kolkata's second metro line running 17 km from Sector V in Salt Lake to Howrah Maidan on the west bank of the Hooghly River. It features India's first underwater transport tunnel beneath the Hooghly River, a 520-metre stretch about 16 metres below the riverbed. The metro has transformed commuting by significantly reducing travel time and providing air-conditioned comfort. The project includes underground twin tunnels and elevated viaducts, with the Howrah station being India's deepest metro station at around 30 metres underground.

Original sector

Transportation

Location

Country

India

State

West Bengal

City

Kolkata

Source

Source

Times of India

URL

More Details

Record type

Project

Sector

Mass Transit, Tunnel, Rail, Commercial, Government

Article published date

2025-12-25

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