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 123
... spaced 600 yards apart . These groynes are all described in Chapter VII . In order to reduce all to the same standard , the Case groynes are taken the same length as the others , although the practice is for them to commence only at ...
... spaced 600 yards apart . These groynes are all described in Chapter VII . In order to reduce all to the same standard , the Case groynes are taken the same length as the others , although the practice is for them to commence only at ...
Página 128
... spaced 250 yards apart . The same class of groynes have been put down at the Crumbles near Eastbourne , and it is claimed that the shingle has been raised near the shore 20 feet on the windward side , and 14 feet on the lee side ...
... spaced 250 yards apart . The same class of groynes have been put down at the Crumbles near Eastbourne , and it is claimed that the shingle has been raised near the shore 20 feet on the windward side , and 14 feet on the lee side ...
Página 138
... spaced about 70 yards apart , their height being 5 feet at the upper end and 3 feet at the lower ; the piles were 7 to 8 inches square and 4 feet apart , and boarded on both sides with 2 - inch elm planks . The effect of these groynes ...
... spaced about 70 yards apart , their height being 5 feet at the upper end and 3 feet at the lower ; the piles were 7 to 8 inches square and 4 feet apart , and boarded on both sides with 2 - inch elm planks . The effect of these groynes ...
Página 160
... spaced 7 feet apart , are bolted to uprights of 6 - inch T - iron , the sides being stayed at intervals of 9 feet by 7 - inch by 5 - inch fir struts of wood , and tied together with 3 - inch iron rods . The space between the boarding is ...
... spaced 7 feet apart , are bolted to uprights of 6 - inch T - iron , the sides being stayed at intervals of 9 feet by 7 - inch by 5 - inch fir struts of wood , and tied together with 3 - inch iron rods . The space between the boarding is ...
Página 177
... spaced 4 feet apart centre to centre , with 2 - inch fir planking . The longer groynes cost about £ 60 each . These groynes have not raised the level of the sand beach , but are efficient in keeping it level . Occasionally in heavy ...
... spaced 4 feet apart centre to centre , with 2 - inch fir planking . The longer groynes cost about £ 60 each . These groynes have not raised the level of the sand beach , but are efficient in keeping it level . Occasionally in heavy ...
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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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