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 x
... harbour jetties as groynes - Height - Temporary - Sloping - Direction -Length - Cost - Accretion of beaches due to groynes - Case system of groynes - Beard's system - Conclusions as to the use and advantages of groynes - Crown rights to ...
... harbour jetties as groynes - Height - Temporary - Sloping - Direction -Length - Cost - Accretion of beaches due to groynes - Case system of groynes - Beard's system - Conclusions as to the use and advantages of groynes - Crown rights to ...
Página xi
... HARBOUR AND SAND - HILLS 26. THE SOLENT , AND HURST SHINGLE - BANK 27. GROYNES AT HOVE 28. SEA - WALL , DYMCHURCH 29. GROYNES AT SANDGATE 159 163 187 201 206 xii LIST OF ILLUSTRATIONS . FIG . 30. YORKSHIRE COAST PAGE.
... HARBOUR AND SAND - HILLS 26. THE SOLENT , AND HURST SHINGLE - BANK 27. GROYNES AT HOVE 28. SEA - WALL , DYMCHURCH 29. GROYNES AT SANDGATE 159 163 187 201 206 xii LIST OF ILLUSTRATIONS . FIG . 30. YORKSHIRE COAST PAGE.
Página 12
... the water increasing to about 30 feet ; there is then a ledge of rocks 160 feet from the wall , on which the " Harbour Constructions , " W. Shield . London , 1895 . 1 water shoals to 22 feet , after which it deepens 12 THE SEA - COAST .
... the water increasing to about 30 feet ; there is then a ledge of rocks 160 feet from the wall , on which the " Harbour Constructions , " W. Shield . London , 1895 . 1 water shoals to 22 feet , after which it deepens 12 THE SEA - COAST .
Página 18
... harbour of refuge , and where the sea exposure is very great , waves of 30 feet in height and from 500 to 600 feet in length are occasionally encountered during heavy gales . On three occasions during storms , blocks weighing over 40 ...
... harbour of refuge , and where the sea exposure is very great , waves of 30 feet in height and from 500 to 600 feet in length are occasionally encountered during heavy gales . On three occasions during storms , blocks weighing over 40 ...
Página 19
... harbour - walls and exposed piers , give a very much lower result than that shown by the above calculation . With waves 10 feet high , the mean pressure recorded was 1:36 ton per square foot , or about one - third of that given ...
... harbour - walls and exposed piers , give a very much lower result than that shown by the above calculation . With waves 10 feet high , the mean pressure recorded was 1:36 ton per square foot , or about one - third of that given ...
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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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