Field visit to the bridge construction site across river Zuari and river Mandovi
The Department of Civil Engineering, Don Bosco College of Engineering, Fatorda organized a field visit for the Civil Engineering Faculty on 10th February 2018 to the Zuari Bridge and Mandovi Bridge construction site as part of faculty development programme.
The Zuari Bridge is a composite bridge which will connect North and South Goa, and carries the NH 66 over the tidal part of the River Zuari. The eight lane bridge serves as an expressway between Goa’s two districts and it is also proposed to have an observatory or viewing tower and a small coffee shop. On visiting the Zuari site the faculty interacted with Mr. Shankar Palaniappan -Project Head Zuari and Mr.Rakesh-Sr. Engineer Package B of Dilip Buildcon Pvt Limited who explained that the bridge construction is being done in 3 packages. The marine portion will be of 640 m long and is cable stayed and the total length including approaches will be 13 km which will be from Bambolim Cross to Verna. The bridge is supposed to be the second largest cable stayed bridge in India. The faculty got to see the piling work done for the pylons and also got to see the temporary casting yard set up near Goa Velha Bypass.
In the afternoon half the faculty visited the Mandovi bridge site where Mr. Abhiraj Chopdekar –Sr. Engineer SN Bhobe & Associates explained that the new cable stayed bridge will be constructed between the two parallel existing bridges and will have a span of 5km and would be 15 m higher than the existing bridge. He explained that the main bridge is 600m in length with two end spans of 75m and three interior spans of 150m. The main bridge superstructure consists of 21m wide externally strutted segmented concrete box girder with dual carriageway of 2 x 8.5m with 3m wide median at the centre. The box girder will be supported by stay cables which will be anchored in the pylon and stressed from box girder bottom. The faculty also got to see how the precast bridge units were connected and glued together by jacks.
A total of 12 faculty attended the fieldtrip.
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