The Practice of Embanking Lands from the Sea, Treated as a Means of Profitable Employment of Capital: With Examples and Particulars of Actual Embankments, and Also Practical Remarks on the Repair of Old Sea-walls

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J. Weale, 1852 - 238 páginas
 

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Página i - EMBANKING LANDS FROM THE SEA, the Practice of. Treated as a Means of Profitable Employment for Capital. With Examples and Particulars of actual Embankments, and also Practical Remarks on the Repair of old Sea Walls.
Página 1 - ... enormous imports. Indeed, the expense of the terrible War will impose upon us the duty of fully utilising all our energies and every possible plot of land to assist in the steady reduction and amortisation of our gigantic creation of credit. CHAPTER XI Utilisation of Waste Land " The man who makes two blades of grass or two ears of corn grow where but one grew before, deserves well of his country.
Página i - EMBANKING LANDS FROM THE SEA, treated as a means of profitable Employment of Capital; with Examples and Particulars of actual Embankments, and also practical Remarks on the Repair of Old Sea Walls," by JOHB WIOOIHS, FQS — Double Volume, Price 2*.
Página 179 - ... adhesion with the base soil, renders a future separation almost impossible. Before this, the main rills had been filled and rammed, to give these parts equal solidity with the rest. " The whole operation was performed by a gang of twelve...
Página 30 - The slope of the bank to the seaward is one of its principal features of strength and safety. A steep bank enables the wave to strike it with great force, and ultimately to batter it down, or greatly to reduce its substance, by means of those violent or continuous assaults which the power of the ocean often exercises. In all such cases, the safest plan is to follow nature as far as possible. " The slope of the bank, therefore, should be as similar to a natural beach as all the other considerations...
Página 102 - ... their becoming rich grass lands afterwards. The period of tillage, therefore, should be limited to such a space of time as may be sufficient, according to the nature of the soil, to bring it into a fit state for the best grasses to grow to perfection. This, on stiff clay lands, may be reckoned as 1, oats, — 2, beans, — 3, wheat, — 4, beans, — 5, wheat, — 6, clean fallow, — 7, oats; and lay this crop down with grass seeds...
Página 179 - To guard against similar danger in the present work, spit deep trench, six feet wide, was previously cut along the centre of the whole line, on which the mound was to rest; this, by admitting the new earth into an incorporate adhesion with the base soil, renders a future separation almost impossible. Before this, the main rills had been filled and rammed...
Página 31 - ... assaults which the power of the ocean often exercises. In all such cases, the safest plan is to follow nature as far as possible. The slope of the bank, therefore, should be as similar to a natural beach as all the other considerations will admit. This, however, will depend on the nature of the material: — thus, we may assume for argument, that a loose sandy beach will probably slope itself 10 base to...
Página 13 - ... when -wet. Thus the working with this material is attended with infinite mortification, and at least twofold the cost of any other material upon the spot. Many expedients are in use to prevent its escape; as covering the bank of it every tide with sods, which are removed when the work recommences on the recession of the tide : indeed in the case of those loose running sands 14 MATERIALS OF EMBANKMENT.
Página 36 - ... feet, and except in open sea, waves seldom, if ever, rise to more than 6 feet, or, in other words, the sea in other situations than open ocean is seldom, if ever, agitated to more than that depth from its surface. We are, therefore, not called upon to provide for the full effect of the weight of this depth of water, but, in fact, only...

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