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anonymous user

Anonymous

RedR CCDRR

Oman falaj: improving the quality of gates that control water flow in falaj channels

We are looking at ways to improve the distribution of water in Luzugh falaj in Oman. The falaj flows under gravity 24 hours a day along either the main channel or one of the branch channels. The channels are roughly 60cm or more wide and normally carry 20-40 (or more) litres per second of water.

One problem is the gates. Opening and closing a gate should direct the water flow along the main falaj channel, or along a branch falaj channel in order to reach different groups of farms for irrigation. However, the gates in Luzugh falaj are all extremely leaky and currently exert very reduced control over the water flow.

We want to design, manufacture and install gates using materials available in Oman. The gates need to be simple, cheap to make and maintain by local people, durable, water tight and easy to open and close.

We would like to hear from anyone with good experience of controlling the flow of water through similar channel systems.

Best wishes, Roderic Dutton

click to hide/show revision 2
No.2 Revision
Cristian Anton gravatar image
WaterAid

Oman falaj: improving Improving the quality of gates that control water flow in falaj channels

We are looking at ways to improve the distribution of water in Luzugh falaj in Oman. The falaj flows under gravity 24 hours a day along either the main channel or one of the branch channels. The channels are roughly 60cm or more wide and normally carry 20-40 (or more) litres per second of water.

One problem is the gates. Opening and closing a gate should direct the water flow along the main falaj channel, or along a branch falaj channel in order to reach different groups of farms for irrigation. However, the gates in Luzugh falaj are all extremely leaky and currently exert very reduced control over the water flow.

We want to design, manufacture and install gates using materials available in Oman. The gates need to be simple, cheap to make and maintain by local people, durable, water tight and easy to open and close.

We would like to hear from anyone with good experience of controlling the flow of water through similar channel systems.

Best wishes,

Roderic Dutton

click to hide/show revision 3
No.3 Revision
Cristian Anton gravatar image
WaterAid

Improving the quality of gates that control water flow in falaj channels channels in Oman

We are looking at ways to improve the distribution of water in Luzugh falaj in Oman. The falaj flows under gravity 24 hours a day along either the main channel or one of the branch channels. The channels are roughly 60cm or more wide and normally carry 20-40 (or more) litres per second of water.

One problem is the gates. Opening and closing a gate should direct the water flow along the main falaj channel, or along a branch falaj channel in order to reach different groups of farms for irrigation. However, the gates in Luzugh falaj are all extremely leaky and currently exert very reduced control over the water flow.

We want to design, manufacture and install gates using materials available in Oman. The gates need to be simple, cheap to make and maintain by local people, durable, water tight and easy to open and close.

We would like to hear from anyone with good experience of controlling the flow of water through similar channel systems.

Best wishes,

Roderic Dutton

Improving the quality of gates that control water flow in falaj channels in Oman

We are looking at ways to improve the distribution of water in Luzugh falaj in Oman. The falaj flows under gravity 24 hours a day along either the main channel or one of the branch channels. The channels are roughly 60cm or more wide and normally carry 20-40 (or more) litres per second of water.

One problem is the gates. Opening and closing a gate should direct the water flow along the main falaj channel, or along a branch falaj channel in order to reach different groups of farms for irrigation. However, the gates in Luzugh falaj are all extremely leaky and currently exert very reduced control over the water flow.

We want to design, manufacture and install gates using materials available in Oman. The gates need to be simple, cheap to make and maintain by local people, durable, water tight and easy to open and close.

We would like to hear from anyone with good experience of controlling the flow of water through similar channel systems.

Best wishes,

Roderic Dutton