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Irrigation Dictionary : Table of Contents (members login required)\t
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Term No.Term NameTerm Description
4453Tabba, or TabootAn Egyptian water lifting device for lifts midway between those of sakia and zawafa; actually a rim discharge sakia......
8568TacticsThe elaboration of programmes into specific projects......
6127Tag lineA small cable under tension that keeps the bucket from spinning, swaying, twisting, or drifting......
6780Taiga Flat, marshy subarctic forest, usually of spruce, firs or pine trees. The area between the tundra and the steppe or between tundra and deciduous fores.....
3292Tail1 - The end of a canal. 2 - The term is also applied to the work constructed at the end of a canal for the distribution of water thereat......
3663Tail clusterTwo or more outlets at the tail of a distributing channel (illustrated)......
8702Tail controlA device to control the water slope and level at the end of a model by either a mechanically operated gate or some other arrangements......
4055Tail drain, or Waste ditchA furrow or small ditch at the lower edge of an irrigated field for collecting surplus water for either removal or redistribution......
3572Tail escape1 - An escape built at the tail of a canal to discharge surplus water to maintain the required full supply level, to scour the silt deposited in, and/.....
3614Tail gates, Outer gates, or Lower gatesLock gates on the lower water-level side of the lock......
3406Tail inlet transitionThe transitions provided upstream of a tail structure or at the tail end of, and contained within, the conduit length......
3407Tail outlet transitionThe transitions provided partly or wholly downstream of a tail structure or tail end of a conduit......
2694Tail race, or After-bayA channel conducting water away from a water wheel or water turbine at the end......
3291Tail reachThe last reach of a canal, i.e. the portion from the last control point to the tail......
3588Tail regulator, or Outfall regulatorRegulator built at the outfall or tail of a waste channel......
3666Tail tankA reservoir supplied with water from a canal whenever in excess of canal requirements, having its own command and usually situated near the tail of a .....
4647Tail tankA reservoir having water supply from a canal when the flow conveyed is in excess of the requirements. The tank situated near the tail of the canal sup.....
3405Tail transitionsA transition or system of transitions provided at the tail end of a conduit or at a tail structure......
3705Tail wallA wall of masonry or concrete built at the downstream end of an outlet, containing the exit opening of the orifice or trough discharging into the deli.....
1575Tail water erosionLinear erosion due to disturbance in sediment movement towards downstream, resulting in depletion of sediments required to reach the transportation ca.....
3995Tail-endersFarmers having their fields/farms located far away towards the tail or end of a water distribution channel in an irrigation system, thereby being susc.....
3670TailwaterWater level at the head of the watercourse or farm lateral just below the outlet......
2869Tailwater rating curve, or Downstream stage discharge curveA curve showing relationship between the discharge and the corresponding tailwater stage......
3480Take-off distributor, Take-off divisor, or Take-off dividerDevice placed in the offtake structure where volume of water to be diverted is only a small fraction of the water flowing in the parent channel, the v.....
3920Taking-off placeA horizontal platform near the water surface level where the cattle or traffic get into the canal. In case of very small canals, landing place and tak.....
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