seaford beach replenishment
DESCRIPTION
Geography presentationTRANSCRIPT
Beach Replenishment in Seaford
Twice a year a firm of contractors arrive to redistribute the shingle in Seaford Bay.
The whole thing takes about three weeks and employs six earthmovers, two bulldozers and a digger.
Where is Seaford?Main direction of LSD
Newhaven Harbour Arm – prevents LSD –
Mouth of the River Ouse
At ebbing tides the river currents reverse LSD at the centre of the bay
note the beach west of the arm
Seaford Bay looking East.
The contractors move shingle from east of the bay (under Seaford Head) to the centre then from the west to the centre.
Bucket holds 18 m3
Note how the beach has been eroded here
View looking east
Note the severity of the erosion here
Trucks unloading shingle at centre of beach.
Bulldozer levels the beach.
View looking west – this beach has yet to be replenished.
View looking east –
beyond the bulldozer
where the beach has been replenished.
A Sunny Day in Seaford