Some capping blocks need replacing but compromise structural integrity Indicates masonry wall is basically More evidence of mortar joint loss but no evidence of blocks falling out. Should stable with substantial sand build in be addressed some sections resulting in no load. issues include corroded handrails and blocked path drainage Conclusion no sign of instability apart from crack at southern end. Not sufficient to suggest the wall is unstable but should be repaired and monitored. Cardno (2015) - Intended to provide comprehensive understanding of coastal hazards and While an overview of coastal Inundation Report impacts on coastal environments through addressing coastal, estuarine/riverine processes is provided, focus is on Bellarine Peninsula – and climate change challenges by defining the possible magnitudes and extents inundation and overtopping rather than Corio Bay Local Coastal in a considered and robust manner. direct erosion related hazards Hazard Assessment Provides info and basis for to identify additional studies so Councils and land Is there a similar separate document managers are prepared for future hazard and climate change related challenges that focusses on erosion covering Provides an understanding of and to inform strategic planning and decision making. Lonsdale Bight? the extent of coastal hazards Intended to inform subsequent risk and mitigation assessments to guide and and impacts on the coastal prioritise implementation of management actions. environment Entrance area is a complex environment dominated by swells and strong currents with the influence of swells diminishing with distance from the entrance. Lonsdale Bight section consists of high cliffs, long sections of protection structures and dunes Key hazards are erosion, overtopping of the protection structures and inundation of low areas on inundation modelling rather Methodology initially involved modelling of and water levels throughout to than erosion provide design conditions for inundation modelling Key findings for Lonsdale Bight: Subject to overtopping and inundation hazards with assessment undertaken of the overtopping of the shore protection structures Quite a significant hazard for the present day and in future with sea level rise Seawall is regularly repaired due to the effects of direct wave impact Incidence of damage likely to increase over time therefore continued maintenance is Overtopping hazard decreases further around Lonsdale Bight due to change in seawall type , increasing height and general decrease in wave energy Area wide recommendations at reducing uncertainty and to aid future management decisions: Establish a thorough and consistent monitoring program beach profiling will – be a key aspect
Some capping blocks need replacing but compromise structural integrity More evidence of mortar joint loss but no evidence of blocks falling out. Should be addressed issues include corroded handrails and blocked path drainage Conclusion no sign of instability apart from crack at southern end. Not sufficient to suggest the wall is unstable but should be repaired and monitored. Indicates masonry wall is basically stable with substantial sand build in some sections resulting in no load. Cardno (2015) - Inundation Report Bellarine Peninsula – Corio Bay Local Coastal Hazard Assessment Provides an understanding of the extent of coastal hazards and impacts on the coastal environment Intended to provide comprehensive understanding of coastal hazards and impacts on coastal environments through addressing coastal, estuarine/riverine and climate change challenges by defining the possible magnitudes and extents in a considered and robust manner. Provides info and basis for to identify additional studies so Councils and land managers are prepared for future hazard and climate change related challenges and to inform strategic planning and decision making. Intended to inform subsequent risk and mitigation assessments to guide and prioritise implementation of management actions. Entrance area is a complex environment dominated by swells and strong currents with the influence of swells diminishing with distance from the entrance. Lonsdale Bight section consists of high cliffs, long sections of protection structures and dunes Key hazards are erosion, overtopping of the protection structures and inundation of low areas Methodology initially involved modelling of and water levels throughout to provide design conditions for inundation modelling Key findings for Lonsdale Bight: Subject to overtopping and inundation hazards with assessment undertaken of the overtopping of the shore protection structures Quite a significant hazard for the present day and in future with sea level rise Seawall is regularly repaired due to the effects of direct wave impact Incidence of damage likely to increase over time therefore continued maintenance is Overtopping hazard decreases further around Lonsdale Bight due to change in seawall type , increasing height and general decrease in wave energy Area wide recommendations at reducing uncertainty and to aid future management decisions: Establish a thorough and consistent monitoring program – beach profiling will be a key aspect While an overview of coastal processes is provided, focus is on inundation and overtopping rather than direct erosion related hazards Is there a similar separate document that focusses on erosion covering Lonsdale Bight? on inundation modelling rather than erosion
R.B22316.001.03.2.docx