Mumbai: Bandra Worli Sea Link Inaugurated

by OldSailor on July 1, 2009

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BWSL_10 Bandra Worli Sea Link (BWSL) of Mumbai was inaugurated on June 30, by UPA chairperson Sonia Gandhi. M/s Hindustan Construction Co (HCC), the builder of BWSL is going to be remembered forever for giving Mumbai, another landmark like the Gateway of India.

Some interesting features of BWSL are:

  • Planning, cost and time
    • proposal to build a sea link was brought out in the Wilbur Smith study in 1962
    • the necessity to have the sea link was felt in 1990s
    • initial deadline to complete the sea link was December 2004 (later revised to December 2007 & December 2008)
    • bridge completed: April 21, 2009
    • all allied work completed: May 31, 2009
    • delays were due to protests from fishermen and payment disputes
    • cost escalated to Rs 1634 crores from the initial estimates of Rs 350 crores
    • project implemented by the Maharashtra State Road Development Corporation (MSRDC)

  • Construction
    • built by by HCC (Hindustan Construction Company)
    • its weight is equivalent to 50000 African elephants
    • the length of the bridge is 63 times the height of the Qutub Minar in Delhi
    • the height of the cable-stayed tower is 126 m, which is equal to a 43-storey tower
    • the length of steel wires used in the project is equivalent to the circumference of the Earth HCC
    • has 424 cables and each cable can take a weight of 900 tons
    • is built by a skilled team comprising the best engineers from India with assistance from countries including Britain, Canada, China, Egypt, Hong Kong, Indonesia, Philippines, Serbia, Singapore and Switzerland
    • monitored by an Intelligent Bridge System with a 16-lane, state-of-the-art toll plaza
    • concrete used: 2.3 lakh cubic metres
    • pile caps: bridge rests on 135 pile caps, the largest being 55 m in length and 55 m in breadth (half a football field)
    • the Hercules, one of the largest floating cranes in the world, was used during the final phase of this project
  • Length break up of 4.7 km long, twin 4 lane carriage way:
    • 449 m toll plaza section at Bandra end with promenades
    • 800 m pre-cast approach at Bandra end
    • 600 m cable-stayed bridge at Bandra with two 126 m tall towers
    • 200 m pre-cast bridge between Bandra-Worli cable-stayed bridges
    • two 175 m cable-stayed bridges at Worli with two 56 m towers
    • 1,400 m approach at Worli end
    • 811 m link at Worli end
    • another 90 m or so may make up approaches at either end BWSL_11
  • Operation:
    • has modern toll plaza with 16 lanes
    • has Intelligent Bridge System to monitor traffic
    • an automatic system will identify vehicles going over the 50 kmph limit
    • cameras on the link can take swift 360-degree turns and capture images of vehicles within 1.5 km
  • Toll collection
    • no toll: from July 1 to July 5
    • basic fee
      • car or SUV -Rs 50
      • mini bus or mini truck -Rs 75
      • bus or truck – Rs 100
    • pass for daily travel (2-way): 1.5 times basic toll
    • pass for daily travel (multiple entries): 2.5 times basic toll
    • monthly pass (all vehicles): 50 times basic toll
    • buses will be charged Re 1 extra for each commuter ticket
    • payment mode
      • Manual payment: 30 seconds
      • Swipe card (for monthly passes): 20 seconds
      • On-board-unit electronic payment: 10 to 12 seconds BWSL_12
  • Benefits
    • earlier travel time of 35 to 38 minutes to pass through the 7.7 km distance between Mahim flyover and Love Grove Junction, Worli is now reduced to just 6 minutes through the 4.7-km sea link
    • during peak hours, around 7,000 to 8,000 cars are expected to use the sea link per hour, saving fuel costs to the tune of Rs 260 crore annually
    • first eight-lane freeway bridge to be constructed in open sea conditions in India
    • has received the “Most outstanding bridge – National award” from the Indian Institution of Bridge Engineers (IIBE)
    • going to be one of the most attractive sight seeing spots in Mumbai
  • Safeties
    • two cameras fitted under the cable-stayed portions of the link will keep watch on the movements of boats and ships
    • 12 cameras will be used for monitoring by MSRDC, traffic police and city police
    • the sea link will be under the jurisdiction of Bandra and Worli police stations
    • two policemen on bikes will patrol along bridge

Google has updated Mumbai map with BWSL.

Last year, my post on BWSL showed Mumbai map from Google:

google_mumbai_2008

Now, Google shows updated Mumbai map

google_mumbai_bwsl

Here are some images taken from HCC’s virtual experience of BWSL to explain the interesting features of BWSL

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BWSL_3

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In future, the bridge will be extended from Worli to Haji Ali and then to Nariman point.

View some interesting video clips from Times Now:

All the above information are compiled from: HCC, The Times of India.

Posts in MarineBuzz on this day a year before:

MS Eurodam: Signature Class Ship of Holland America Line

SOS: Morse Code Maritime Distress Call is Century Old

Update: July 06

View a video clip from Videos From India: Bandra Worli Sea Link starts toll tax

Update: July 10

Mumbai’s public transport network BEST, is not able to run their passenger buses through BWSL, as BEST wants the toll amount to be reduced to INR 3000 per bus per month against the demand of INR 5000 by MSRDC. Read more from The Economic Times.

Update: July 28

View a photo post from A Wide Angle View of India: Bandra Worli Sea Link.

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