The Straddling Snaking Bridges of Putrajaya – Connecting Lives and Livelihood Part 1
One of the most fascinating things about Putrajaya is its stylised bridges with its own unique aesthetic and functional design. Bridges in Putrajaya have become a scenic place for tourists and photographers especially wedding photographers who will be seen clicking away with brides and grooms posing on the bridges.
The bridges in Putrajaya have similarities in functions like many connecting bridges in Sydney or New York, as they are important installations. They do not only bridge vehicles transporting wares or people to commute to their workplace, they bridge our daily need supply of inspirations in making our society and civilizations a worthwhile experience. Currently, there are eight bridges in Putrajaya that snake through and straddle across many areas especially between the core island and the areas of residential, government offices and commercial.
Seri Saujana Bridge
Seri Saujana Bridge or Jambatan Seri Saujana is the link between the Core Island (Presint 4) and Presint 7. Seri Saujana Bridge is strategically located at the main entrance into the Core Island from the south via the upgraded B15 road and KL-KLIA highway.
It is a new concept of the cable-stayed Arch bridge. The bridge is controlled by the principal design parameters to reflect a transparent elegant and futuristic slender looking structure, with an overall single span of 300m and total width of 32m. There are dual three lane carriageways. The deck level varies from RL 35.25m at abutment to RL 35m at centre of the bridge.
It is a new concept of the cable-stayed arch bridge. The bridge is controlled by the principal design parameters to reflect a transparent, elegant and futuristic slender looking structure, with an overall single span of 300m and total width of 32m. There are dual three lane carriageways. The deck level varies from RL 35.25m at abutment to RL 35m at centre of the bridge. The builder of this bridge was Road Builder (M) Sdn Bhd at a cost of USD20 million. It was completed on 31st May 2003.
Seri Wawasan Bridge
The Seri Wawasan Bridge or Jambatan Seri Wawasan is one of the main bridges in Putrajaya, the Malaysian federal administrative capital. This futuristic cable-stayed bridge which has a sail ship appearance, connects Precinct 2 on the Core Island to the residential area of Precinct 8.
The concrete bridge is a combination of cable backstays and structural steel tie back. It is a dual three lane carriageways of 18.6m width each, comprising 3 x 3.5m width lanes, 0.5 m hard shoulder, 0.5m marginal strip. The median is 4 m wide and walkway cum cycle track width is 5.1m giving a total width of 37.2m at the centre of the bridge.
Putra Bridge or Jambatan Putra is a twin-deck bridge that has a span of 435 metres, was designed with similarities to the Khaju bridge in Isfahan, Iran. For obvious reason, it is the main bridge in Putrajaya. Besides linking Dataran Putra to main loop of Persiaran Perdana, it also serves as the main connection between the Government precincts from 1 to 6 to other precincts.
The upper level of the bridge forms part of the Boulevard. This huge three-deck bridge provides vehicle, monorail and pedestrian access. Besides providing the link between Precinct 1 and Precinct 2 on the Core Island, it has been designed to be a special feature of Putrajaya. The piers also accommodate fine dining restaurants within its main pillar supports.
Seri Perdana Bridge
Seri Perdana Bridge or Jambatan Seri Perdana has the span of 372 meters where it spans across Putrajaya Lake and connects the Government Precinct with the residential neighborhoods in Precincts 8, 9, and 10. Seri Perdana Bridge has a combination of the Moorish and royal Islamic architectures that has enhanced the attraction of Putrajaya.
This bridge contains eight unique balconies / rest areas for visitors to enjoy the panoramic sights of the surrounding lake area.
The bridge is made up of seven central spans of 75m and two end spans of 55m. There are two separate carriageways over two twin cell box girder. In the cross section, the overall width between extreme ends of two box girder is 23m. The foot path is flanked by railing and the road’s median is lined by decorative street-lighting.