BANDRA-WORLI SEA LINK

T. Unnikrishnan Aditya Singh Charan Mallela

• INAUGRATION - June 30, 2009

• Landmark of Mumbai City.

• Among the most complex and advanced construction projects ever in India.

• Major Project in Mumbai metropolitan region after Mumbai – Pune expressway.

PROJECT• Sea link project conceived in 1999.

• Plagued by PILs – Fishermen & Environmentalists

• 2004 - Work Started.

• But drastic changes to 80% of the bridge design.

• Cost escalation from Rs. 350 Crore to Rs. 1,306 Crore to Rs. 1,634 Crore.

• MSRDC Project.

• Executed by Hindustan Construction Company.

• Illumination By Bajaj Electricals for a budget of Rs. 9 Crore.

LOCALE

• Build over Mahim Bay

• Connects Bandra (suburb) to Worli (Central Mumbai)

• 8-Lane wide

• Sea-link Length = 5.6 Kilometers

• Over the Sea = 3.8 Kilometers

• India's first eight-lane freeway over the open sea.

• Hailed as a modern Indian engineering marvel.

• The length of steel wires used in the project is equivalent to the circumference of the Earth.

• Its weight is equivalent to 50000 African elephants.

FACT

• The length of the bridge is 63 times the height of the Qutub Minar in Delhi.

• The height of the cable-stayed tower is 126m, which is equal to a 43-storey tower.

• Each cable can take a weight of 900 tons.

• Monitored by an Intelligent Bridge System with a 16-lane, state-of-the-art toll plaza.

• Is built by a skilled team comprising of the best engineers from India, as well as, other countries including Britain, Canada, China, Egypt, Hong Kong, Indonesia, Philippines, Serbia, Singapore and Switzerland.

HOW THE SEA-LINK HELPS

• Additional connectivity from city to suburbs.

• Reduces travel time from 1 hour to just 7 minutes.

• Decongests Mahim Causeway – 125,000 vehicles a day.

• Avoids 29 traffic lights.

• Save Rs. 100 Crore a year in vehicle operating costs.

PROBLEMS PERCEIVED

• No solutions figured out for major traffic snarls at Worli.

• Additional Congestion at some other roads.

• Proposed Toll price (Rs. 50 / one-way) may dissuade a few.

Official name Rajiv Gandhi Sea Link

Carries 8 lanes of road traffic

Crosses Mahim Bay

Locale Mumbai, Maharashtra, India

Maintained by Hindustan Construction Company

Designer Seshadri Srinivasan

Design Cable-stayed, Viaducts

FACTS & FIGURES

Total length 5.6 kilometres (3 mi)

Height 126m

Longest span 250m x 2

Clearance below 20m

Construction begin 2000

Construction end 21 April 2009

Opened 30 June 2009

Toll50 (US$1.11) for one way75 (US$1.67) for both side

“ The Power of imagination make us infinite ”

- John Muir