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2019-12-16 GC Agenda - Item 5 - Attachment 1 - Noosa Spit Shoreline Erosion Management Plan-Part 1
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Log in to see the plans as drawnNoosa Spit SEMP Final Report 70
Shoreline Erosion Mitigation Options
Treats Oceanic Inundation
Maintains Beach Amenity
Community Acceptability
Planning & Consultation
Environmental or Social
Score (Go = 1, Slow = 0,
Effectiveness over time
Reversible / Adaptable
Legal / Approval Risk
Maintains Foreshore
Recommended
Technical Viability
Recurrent Costs
Option Option Type Asset Type &/or
Treats Erosion
Other Comments
Capital Cost
Stop = -1)
Habitat
Impact
Protect - Local Management Options
High certainty of
S S S S S S protection of land. Likely
Extend rock revetment seawall
Seawall Along t l l l t G l G loss of social and
protection to protect land from ✓ 1/2 1/2 2
Dog Beach erosion.
o o o o o o o o recreational values
p w w w p w associated with Dog
Beach.
S Potential challenges
S S S S S S
Construct field of short groynes t associated with scour at
Groyne Field l l l l G l l
along Dog Beach to deflect currents ✓ 1/2 ✓ ✓ o 0 the head of the
Along Dog Beach and stabilise the shoreline. p
o o o o o o o
relatively small
w w w w w w
structures.
Extension of training wall to the S S S S S S
Extension of t Potential impact to
south of Dog Beach and/or rock l l l l G l G
Existing Control revetment to the north of Dog Beach
✓ 1/2 ✓ ✓ o o o o o o o o 1 navigation will need to
Structures p be managed.
to divert channel flow. w w w w w
Nourishment of shoreline and/or
infilling of channels to offset erosion Ongoing commitment
Beach and maintain/improve beach S S S S S S required.
Nourishment / amenity. l l l G G l l l
✓ ✓ ✓ 2 Potential impact to
Sand Relocation o o o o o o o o
navigation will need to
Sand potentially accessed from spit w w w w w w
Program to the north of Dog Beach or shoals be managed.
to the west of Dog Beach.
G:\Admin\B23636.g.mpb.NoosaSpit_SEMP\R.B23636.001.02.SEMP_final.docx
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