 | Royal Society of Arts (Great Britain) - 1799 - 1048 páginas
...surface. To guard against similar danger in the present work, a spit-deep trench, six feet wide, Avas previously cut along the centre of the whole line,...to rest ; this, by admitting the new earth into an incorporativc adhesion with the base soil, renders a future separation almost impossible. Before this,... | |
 | Repertory of arts, manufactures and agriculture - 1802 - 498 páginas
...guard againft fimilar danger in the prefent work, a fpit-deep trench, fix feet wide, was previoufly cut along the centre of the whole line, on which the mound was to reft ; this, by admitting the new earth into an incorporative adhefion with the bafe foil, renders... | |
 | 1802 - 490 páginas
...guard againft fimilar danger in the prefent work, a fpit-deep trench, fix feet wide, was previoufly cut along the centre of the whole line, on which the mound was to reft ; this, by admitting the new earth into an incorporative adhelion with the bafe foil, renders... | |
 | Edward Polehampton - 1815 - 472 páginas
...made on the surface. To guard against similar danger in the present work, a f spit deep trench, six feet wide, was previously cut along the centre of...whole line, on which the mound was to rest; this, bj ad. milting the new earth into an incorporate adhesion with the base soil, renders a future separation... | |
 | Edward Polehampton - 1821 - 462 páginas
...being made on the surface. To guard against similar danger in the present work, spit deep trench, six feet wide, was previously cut along the centre of...to rest; this, by admitting the new earth into an incorporate adhesion with the base soil, renders a future separation almost impossible. Before this,... | |
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... 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... 