+ About Hard
engineering
>
-
the coastline is 61km long
A
Lotal
a 11 . 4 km of the coastline is protected
end swetches beneer
by engineering
hard
forborough Head and Spen
>
Bridlington is protected by a 4 7 km long
-
.
Head
sea wall as well as timber goynes
>
clifps made o
-
most of the are
>
-
there is a concrete sea wall ,
timber goynes ad
boulder
soft .
day
>
riprap at Homsea
the coast is exposed
-
to despuctive
> two rock SOOm
and long revetment were
-
groynes a
waves from the North sea
,
built at mappleton in 1991 They cost E2 million
ara-in
.
>
-
Erosion in the some
end were built to
protect the village and the
places ,
the soft boulder day
B1242 road .
has eroded over 10 m/yr . e .
g >
undowner in Shipsea has used gabions keep
-
a to
Greatcowden ,
protect his craver par
>
mass movement in the area-
-
> there and sea wall a t Withensea
are
goynes
-
a ,
the boulder day is also
it's
some riprop was also placed in port the
of va l
prone to slumping when wet
>
after i t was damaged in severe storms in 1992
.
transportation in the
area-prevailing winds from the NE
-
PREVIEW
>
Easington gas reminal is protected by
-
e
transport material serthwards These winds . also create
revetment
which
hansports material
en ocean current , south
by > the easter side Head is
a Spurn protected by
-
drift Rapid
longshore . cosion means there's always perty of
sediment
groynes and ripap .
to be honsported
.
-
Deposition in the area where
b ocean current mess in
the outflow of
turbulent
the
and seciment is
Humber River, the
deposited .
flow becomes
Sustainability
Coastal features
>
leal
-
but starve
groynes protect the bea beaches
I seciment elsewhere ·
Eg the mappleton scheme
>
-
Headlads and the w r t h of the
has increased
erosion of the clips south of mappleton
.
wave-cut platforms-to
Cowder form is now a t risk of falling into the sea
.
crea
,
the boulder
ovelies
day chalk which doesn't
>
coded sediment helps reduce risk of flooding
-
the
code as fast because it is harder
. This has formed
in the Humber Essay so without the sediment
florborough head which also has caves , arches and stacks
and
isk
the increases
wave-cut platforms near severby
.
> Protection o weal weas is leading to the formation
-
>
-
Beaches -
the
c re a to the south of Flonborough Head of
is sheltered from wind and waves . A wide , sand beach bays which increases rosion a radrads (negative
has formed near Bridlington
. feedback
> all these insustainable
problems make
existing schemes
-
>
stumping cliffs-frequent slumps give the boulder
-
day cliffs a distinctive shape
. In some locations
Challenges
several have occured and not been
slumps yet
eroded ,
making the diff tiered .
For exemple
,
stumps are common Atwick
around sands
> the SMP suggests line at places such
holding
-
> the as
Sand dunes-ground Spurn
-
Head ,
material
transported by the wind is deposited forming ,
Bridlington ,
wirensea , Homsea , mappleton end
send dures Easington Do
nothing
. at less populated prave
>
-
spir-ersion and longshore drift have created a
is
-
uppopello with the locals
.
>
managed realignment has been however
-
suggested
spit with a received end across to mouth at the ,
Humber Essay called Spun Head . Behind the relocating businesses and providing compensation
isn't always sustainable and t h e isn't always
spit sultrashes and mudflats have formed .
space to relocate to
-
council charged do morning
Coastal erosion
> in 1995 the the Sup to
Impact of
-
,
at
spenn read . This saves money and allows the
spit function
to
normally however overwashing
> the coastline has retreated by in 2000 years
flooding the environment behind
-
4 km
may donage
o th
ad 30 villages have been lost
spit .
The coastguard station is also at risk
en
> the spit.
ongoing rosion could cause issues such
-
as :
many
-
loss of livelihoods
settlements and e .
.
g the
village of Shipsea
-
the Smp recommends the Easington Gas Terminal &
is at risk and 80, 000 m of farmland is lost each year
. be maintained as long as it is operating
. However
-
the gas terminal at Easington is 2Sm from the edge .
protecting this increases easier in the village o
-
loss a sires of special scientific interest (SSSIs)-the Lagoons Easing
on and towards SSSIs in the south .
near
Easington provide habitats for birds