An encyclopædia of agriculture [electronic An encyclopædia of agriculture [electronic resource] : comprising the theory and practice of the valuation, transfer, laying out, improvement, and management of landed property, and the cultivation and economy of the animal and vegetable productions of agriculture, including all the latest improvements, a general history of agriculture in all countries, and a statistical view of its present state, with suggestions for its future progress in the British Isles encyclopdiaofa02loud Year: 1831 722 PRACTICE OF AGRICULTURE. Part III. 4377. Raising rivers t
An encyclopædia of agriculture [electronic An encyclopædia of agriculture [electronic resource] : comprising the theory and practice of the valuation, transfer, laying out, improvement, and management of landed property, and the cultivation and economy of the animal and vegetable productions of agriculture, including all the latest improvements, a general history of agriculture in all countries, and a statistical view of its present state, with suggestions for its future progress in the British Isles encyclopdiaofa02loud Year: 1831 722 PRACTICE OF AGRICULTURE. Part III. 4377. Raising rivers to a higher level. 674 old channel For the current of floods, by carrying off the eartljy particles with which they come in contact, will soon enlarge it. It is nevertheless right to give ample room in the now channel, lest the first flood should prove high, and, by bursting its bounds, force its way back to its former course. 4375. A new river course requires to be carefully attended to, during a few years after it is opened, to see that its channel preserves its straightness, and that no breaches are made or threatened in its banks. Consideiing the uncerUintv of extraordinary floods, it cannot be said to be out of danger in less than three years: hence it becomes prudent, when a work of this nature is contracted for, or undertaken to be done by measurement at an estimated price or prices previously agreed upon (as it generally ought), that the undertaker should agree to preserve the straightness of the channel, and uphold its banks during that or some other time fixed upon ; and to deliver them up, at the end of the terra, in the state and condition specified in the contract. 437P. A case of slrainhten'mg the course of a river is given in The Code of Agricutture. The waters, which in their crooked course were formerly almost stagnated, now run at the ordinary rate of the declivity given them. They never overflow their banks. Cattle can now pasture upon those grounds in wh
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