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Malcolm Dunstan & Associates

Specialists in Roller Compacted Concrete Dams

Search for RCC Dams

MD&A maintains a database of all 707 Roller Compacted Concrete (RCC) Dams throughout the World, publishing a summary each year in the World Atlas of Hydropower & Dams.

That database is also available on this website in a fully searchable form.

Simply use the quick search bar at the top of each page, or if you require a finer search you can use the detailed dam search.

About MD&A

MD&A (Malcolm Dunstan and Associates) is a Firm of Consulting Engineers formed in 1981 that has specialised in the design and construction of RCC (Roller-Compacted Concrete) dams for more than 35 years.

During that time, MD&A has been involved with some 130 RCC dams in over 50 different countries. The dams have ranged in height from 9 m to 285 m and in volume from 4000 m³ to 13 000 000 m³.

MD&A strongly believes in making the construction of RCC dams as simple as possible, because with speed will come quality and economy. The Firm has been involved with seven of the ten RCC dams at which the fastest average rates of placement have been achieved.

Latest News

ENR Global Best Project Award

MD&A were part of the Group awarded the ENR Global Best Project Award in the water/wastewater category for the ‘Emergency and Carryover Storage Project in San Diego’. The submission was made by MWH, the Designers of the whole multi-billion dollar Project and MD&A were specialist Consulting Engineers for the two RCC dams, Olivenhain and the San Vicente Dam… View More

Dasu HEP

The bids for the two main Contracts for the construction of the Dasu HEP were opened, MW–01 for the dam itself and MW–02 for the tunnels and Power… View More

San Vicente Dam Raise

A visit was made to the San Vicente Dam Raise to review the dam four years after the last RCC had been placed in the… View More