Prai River Bridge

Prai River Bridge Jambatan Sungai Prai
Carries	Motor vehicles
Crosses	Prai River, Penang
Locale	Prai, Butterworth Outer Ring Road
Official name	Prai River Bridge
Maintained by	Lingkaran Luar Butterworth (Penang) Sdn. Bhd.
Characteristics
Design	cable stayed bridge
Total length	1.85 km
Width	27.8 m
Longest span	185 m
History
Designer	Dar Al-Handasah Consultants
Opened	2005

Prai River Bridge (Jambatan Sungai Prai in Malay) is a dual-three lane cable stayed bridge connecting the banks of the Prai River in Prai, Penang. It is part of the Butterworth Outer Ring Road (BORR).

Designed by Dar Al-Handasah Consultants, it won the IStructE Award for Transportation Structures and the prestigious Supreme Award in 2006.^[1] Constructed by Lingkaran Luar Butterworth (Penang) Sdn. Bhd. on a turnkey contract.

Project overview

The project was carried out by Turnkey contractor, Lingkaran Luar Butterworth (Penang) Sdn. Bhd. The main sub-contractors to the Turnkey contractor are Ballast Needam International (left half way through the project), IJM Construction Sdn. Bhd. in joint venture with Zublin International (Malaysia) Sdn. Bhd. and consists of the following works:

Approach viaducts consisting of twenty-two 50 m long precast concrete, post-tensioned, glued segmental spans constructed by the use of an overhead launching gantry.
Two 40 m high, reinforced concrete (grade 80 N/mm²) cable stay pylons, with each pylon accommodating 14 pairs of stay cables.
A 185 m glued segmental, cable stayed main span constructed by cantilever erection method.
Three precast segmental exit/entry ramps constructed both by the use of an overhead launching gantry and, for some spans, a heavy duty falsework support system.
The dual three lane approaches on either side of the main bridge are 27.8 m wide, the width of the main bridge deck is 28.8 m and the ramp structures are 9.8 m wide.
Other items in the IJM-Zublin JV contract are the supply and erection of parapets, application of anti-carbonation paint and superstructure electrical works.

References

↑ http://www.istructe.org/StructuralAwards/2006/Supreme_Award.asp

External links

Cable-stayed bridges in Southeast Asia

Indonesia	Bali Strait Bridge Barelang Bridge Malacca Strait Bridge Sunda Strait Bridge Suramadu Bridge

Malaysia	Langkawi Sky Bridge Muar Second Bridge Penang Bridge Sultan Abdul Halim Muadzam Shah Bridge (Penang Second Bridge) Prai River Bridge Seri Saujana Bridge Seri Wawasan Bridge Sungai Johor Bridge

The Philippines	Marcelo Fernan Bridge

Thailand	Bhumibol Bridge Kanchanaphisek Bridge Rama VIII Bridge Rama IX Bridge

Vietnam	Bãi Cháy Bridge Bính Bridge Cần Thơ Bridge Hàn River Bridge Mỹ Thuận Bridge Nhật Tân Bridge Phú Mỹ Bridge Rạch Miễu Bridge Trần Thị Lý Bridge

Cable-stayed bridges by country

IStructE Supreme Award laureates

Year	Winning organisation	Winning structure

2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015	Gifford Dewhurst Macfarlane & Partners / Goldreich Engineering PC Not Awarded Dar Al-Handasah Consultants Buro Happold & engineers Haskins Robinson Waters Arup Expedition Engineering Arup Expedition Engineering Flint & Neill and Sinclair Knight Merz Jiangsu Provincial Comms Planning and Design Institute & AECOM Eckersley O'Callaghan Arup	Gateshead Millennium Bridge, Gateshead, England David L. Lawrence Convention Center, Pittsburgh, United States Not Awarded Sungai Prai Bridge, Perai, Malaysia Savill Building, Surrey, England Heathrow Terminal 5, London, England Infinity Footbridge, Stockton-on-Tees, England Stonecutters Bridge, Hong Kong, China London Velodrome, London, England West Gate Bridge strengthening, Melbourne, Australia Taizhou Bridge, Taizhou, China Glass Lantern, Apple Store, Zorlu Center, Istanbul, Turkey Singapore Sports Hub, Singapore

Coordinates: 5°23′22″N 100°22′34″E / 5.3893906°N 100.3760397°E / 5.3893906; 100.3760397

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Prai River Bridge

Project overview

See also

References

External links