Challenges in the drilling and blasting method at main access tunnel – Uma Oya Project, London

7 September, 2017 | 18:00 - 20:00

Find out the challenges of drilling and blasting rock.
Find out the challenges of drilling and blasting rock.

About this event

The Uma Oya multipurpose project is a hydropower project in Sri Lanka with several tunnels over 25 km in length, mostly in hard rock. This presentation will describe some of the challenges and solutions in the Drilling and Blasting method used in this project during construction.

Excavation of the underground powerhouse complex and associated tunnels will be explained and improvements in the drill and blast patterns implemented during the construction of this project will be described. (Excavation of tunnels: 2011-2015)


Mehdi Hosseini – London Bridge Associates

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This event is being broadcast online. Please join the lecture up to 10 minutes before the start time of 6pm.

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Event materials

The following materials are available for download: