List of products by author: J. Paulzen

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  Preventive Maintenance in Tunnelling for the Uma Oya Project, Sri Lanka

  Abstract: Uma Oya Multipurpose Development Project involves 2 RCC Dams connected by a D&B Link tunnel which will transferred water from first dam to the 2nd dam and then it will be transferred conveyance a 15.4 km Headrace Tunnel to the top of a 618 m deep pressure shaft that feeds to an underground powerhouse for generation of electricity. The Headrace and Tailrace Tunnels are being excavated by two 4.4...

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