The Sea-coast: (1) Destruction (2) Littoral Drift (3) ProtectionLongmans, Green, and Company, 1902 - 361 páginas This title deals with the effects of erosion and littoral drift on the English and continental coast-lines bordering the North Sea, and outlines protective measures including sea-walls and groynes. |
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Página 7
... in the same direction as the main stream of the flood tide , changes about the time of high water to an on - shore direction . The increase above the normal height due to gales varies from 3 to 4 feet , and under exceptional conditions to.
... in the same direction as the main stream of the flood tide , changes about the time of high water to an on - shore direction . The increase above the normal height due to gales varies from 3 to 4 feet , and under exceptional conditions to.
Página 8
... flood , and being concave on the ebb . The tidal wave , being a wave of translation , when it encounters the obstruction caused by the shoaling of the shore , is reflected back and a series of small oscillations or waves is set up ...
... flood , and being concave on the ebb . The tidal wave , being a wave of translation , when it encounters the obstruction caused by the shoaling of the shore , is reflected back and a series of small oscillations or waves is set up ...
Página 16
... flood and ebb tide . When there is considerable wave - motion on the surface of the sea , at a depth at which divers are able to work the water is found to be motionless . On the other hand , where the tidal currents run strongly ...
... flood and ebb tide . When there is considerable wave - motion on the surface of the sea , at a depth at which divers are able to work the water is found to be motionless . On the other hand , where the tidal currents run strongly ...
Página 29
... flood tide , and also to winds blowing continuously in one direction , may also transport floating substances , and drift material along the bottom ; but the velocity of these currents is too weak to move or transport anything of larger ...
... flood tide , and also to winds blowing continuously in one direction , may also transport floating substances , and drift material along the bottom ; but the velocity of these currents is too weak to move or transport anything of larger ...
Página 38
... flood . Mr. De Rance records an instance of some encaustic tiles being drifted along the shore at Blackpool during a gale a distance of 1 mile in two tides . The weight of pebbles varies with the density of the material of which they ...
... flood . Mr. De Rance records an instance of some encaustic tiles being drifted along the shore at Blackpool during a gale a distance of 1 mile in two tides . The weight of pebbles varies with the density of the material of which they ...
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The Sea-coast: 1. Destruction, 2. Littoral Drift, 3. Protection William Henry Wheeler Vista completa - 1902 |
Términos y frases comunes
12 feet 20 feet alluvium angle bank of shingle basalt beach in front beach material Blackpool boulder clay boulders Bridlington carried chalk chalk cliffs channel chert clay coast coast-line composed concrete considerable constructed Crown 8vo denudation deposited depth derived direction distance dunes east effect entrance erected erosion estuary extends face feet high Felixstowe flints flood tide foot gravel groynes harbour headland heavy gales height high tides high water Humber Illustrations inches in diameter island jetty Kilnsea land length limestone littoral drift London Clay low groynes low water marshes mile wide Morecambe Bay on-shore gales pebbles pier piles placed planking promenade protection quantity quartzite rise river rocks sand and shingle sand-hills sandstone sandy sea-wall seaward shingle and sand shingle-bank shore slope spit spring tides Spurn Point stones surface tidal timber varying wall washed waves breaking width wind Withernsea yards wide
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