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Construction of Rockfill, Claycore and Concrete Dams

Agricultural irrigation dam spillway construction

Client: Amatheon-Agri Zambia

Description: Stefanutti Stocks Zambia completed the construction of two clay-core earth-fill dams for its agricultural client Amatheon-Agri Zambia in early 2016. The project also included the construction of two unique spillways. The 200-metre long Abba Dam spillway was designed as a straight spillway and has a 36-metre wide, and up to seven-metres deep stilling basis that has been lined with a two-millimetre thick HDPE liner. A total quantity of 7 100m3

of gabion baskets and reno mattresses were installed at a daily production rate of 150m3/day in order to meet the contractual programme.

The 375-metre long Katonga Dam spillway was designed as an arched spillway with a 36-metre wide, and up to two-metres deep stilling basis that has been lined with a two-millimetre thick HDPE liner. A total quantity of 7 060m3 of gabion baskets and reno mattresses were installed at a daily production rate of 170m3/day.

Sector: Water, Sanitation & Pipelines

Agricultural irrigation dam spillway construction - Stefanutti Stocks
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