Spring-tides sentence example
The spring tides rise upwards of 30 ft., and in a channel usually so shallow form a serious danger to shipping.
About the time of the maxima there must be a longer tidal range (that is, a greater rise and fall than the average); the difference between neap tides and spring tides will also be increased, and as results of these conditions there must be great tidal floods breaking over lowlying coasts and producing extensive denudation.
The amount of deposit laid over the land reaches a thickness of two or three feet in one season of warping, which is usually practised between March and October, advantage being taken of the spring tides during these months.
The estuary or bay is funnel-shaped, and its configuration produces at spring tides a " bore " or tidal wave, which at its maximum reaches a height of 15 to 20 ft.
It is a vast plain, intersected by tidal creeks and subject to inundation at high spring tides.Advertisement
The river is navigable by vessels of 700 tons, though liable, when spring-tides are flowing, to a bore which rises, in rough weather, to a height of 9 ft.
In the Waal ordinary high water is perceptible as far up as Zalt Bommel in Gelderland, in the Lek the maximum limits or ordinary and spring tides are at Vianen and Kuilenburg respectively, in the Ysel above the Katerveer at the junction of the Willemsvaart and past Wyhe midway between Zwolle and Deventer; and in the Maas near Heusden and at Well in Limburg.
Spring-tides are preferred, and so great is the quantity of mud in these rivers that from to to 15 acres have been known to be covered with silt from I to 3 ft.
At high-water spring tides there are 40 ft.
The highest spring tides here reach 17 ft., but the average is 14 ft.Advertisement
It is dry at low tide, but is accessible at spring tides to vessels of 13 ft.
At spring tides the water in the Bay of Fundy is 19 ft.
Until 1874, when the existing municipality was constituted, the administration was in the hands of the local government, which devoted itself to raising the centre of the town above the river level, providing land fit for building purposes from the original swamp, which was flooded at spring-tides, and making roads, bridges, culverts and surface drains.
A large tidal range allows a visual inspection of a significant part of the harbor at low spring tides.
At low spring tides it is possible to reach the island across the exposed sandy high point.Advertisement
Being on the seaward side of the sea wall they are affected by high spring tides.