Corporation of Loyalist Township Costing of 2019 Flood Related Damage to Municipal Infrastructure October 15, 2019 BT Eng Project 19-027 Corporation of Loyalist Township Costing of Flood Related Damage to Municipal Infrastructure October 15, 2019 Table of Contents 1.0 Introduction ................................................................................................................... 1 2.0 Location of Flood Damaged Infrastructure ...................................................................... 1 3.0 Background Information ................................................................................................. 9 4.0 Site Inspections and Recommendations .......................................................................... 9 4.1 Site 1 - Front Road ................................................................................................................ 9 4.1.1 Site Inspection .................................................................................................................. 9 4.1.2 Recommendations ......................................................................................................... 10 4.2 Site 2 - Second Concession Road ........................................................................................ 11 4.2.1 Site Inspection ................................................................................................................ 11 4.2.2 Recommendations ......................................................................................................... 13 4.3 Site 3 - Third Concession Road ........................................................................................... 13 4.3.1 Recommendations ......................................................................................................... 15 4.4 Site 4 – Sand Beach Conservation Area ............................................................................. 15 4.4.1 Recommendations ......................................................................................................... 16 4.5 Site 5 - South Shore Road ................................................................................................... 16 4.5.1 Recommendations ......................................................................................................... 18 4.6 Site 6 – Bath Centennial Park ............................................................................................. 18 4.7 Site 7 – Finkle Shore Park ................................................................................................... 20 4.8 Site 8 – Stella Bay Dock ...................................................................................................... 20 4.9 Site 9 – Bath Water Treatment Plant ................................................................................. 21 5.0 Preliminary Cost Estimate of Remediation Plan ..............................................................23 5.1 Site 1 - Front Road .............................................................................................................. 23 5.2 Site 2 - Second Concession Road ........................................................................................ 24 5.3 Site 3 - Third Concession Road ........................................................................................... 24 5.4 Site 4 - Sand Beach Conservation Area .............................................................................. 25 5.5 Site 5 - South Shore Road ................................................................................................... 25 5.6 Site 6 – Centennial Park ..................................................................................................... 26 5.7 Site 7 – Finkle Shore Park ................................................................................................... 26 5.8 Site 8 – Stella Bay Dock ...................................................................................................... 26 5.9 Site 9 – Bath Water Treatment Plant ................................................................................. 27 5.10 Total Cost Estimate of Remediation Plan ........................................................................... 28 6.0 Summary of Findings and Recommendations .................................................................29 i Corporation of Loyalist Township Costing of Flood Related Damage to Municipal Infrastructure October 15, 2019 List of Figures Figure 1: Loyalist Township .................................................................................................................. 1 Figure 2: Site 1 - Front Road (approximately 400 m of damage) ......................................................... 2 Figure 3: Site 2 - Second Concession Road (approximately 500 m of damage) ................................... 2 Figure 4: Site 3 - Third Concession Road (approximately 1 km in damage)......................................... 3 Figure 5: Site 4 – South Beach Conservation Area (approximately 1.3 km in damage) ...................... 3 Figure 6: Site 5 – Limits of South Shore Road Erosion (approximately 500 m of damage) ................. 4 Figure 7: Site 6 - Bath Centennial Park ................................................................................................. 5 Figure 8: Site 7 – Finkle Shore Park Culvert ......................................................................................... 6 Figure 9: Site 8 - Stella Bay Dock .......................................................................................................... 7 Figure 10: Site 9 – Bath Water Treatment Plant .................................................................................. 8 Figure 11: Sample of Rock Protection Key ......................................................................................... 29 List of Tables Table 1: Site 1 - Front Road ................................................................................................................ 10 Table 2: Site 2 - Second Concession Road .......................................................................................... 12 Table 3: Site 3 - Third Concession Road ............................................................................................. 14 Table 4: Site 4 – Sand Beach Conservation Area ................................................................................ 16 Table 5: Site 5 - South Shore Road ..................................................................................................... 16 Table 6: Front Road - Capital Cost Estimate of Repairs...................................................................... 23 Table 7: Second Concession Road - Capital Cost Estimate of Repairs ............................................... 24 Table 8: Third Concession Road - Capital Cost Estimate of Repairs ................................................... 24 Table 9: Sand Beach Conservation Area - Capital Cost Estimate of Repairs ...................................... 25 Table 10: South Shore Road - Capital Cost Estimate of Repairs ........................................................ 25 Table 11: Centennial Park - Capital Cost Estimate of Repairs ............................................................ 26 Table 12: Finkle Shore Park - Capital Cost Estimate of Repairs ......................................................... 26 Table 13: Stella Bay Dock - Capital Cost Estimate of Repairs ............................................................. 26 Table 14: Bath Water Treatment Plant - Capital Cost Estimate of Repairs ....................................... 27 Table 15: Total Capital Cost Estimate of Repairs ............................................................................... 28 List of Photos Photo 1: Site 1 - Shoulder Erosion along Front Road ......................................................................... 11 Photo 2: Site 2 - Second Concession Road looking southeast, opposite Civic 8750 .......................... 12 Photo 3: Site 2 - Second Concession Road Shoulder Damage ........................................................... 13 Photo 4: Site 3 - Third Concession Road looking north (2017) .......................................................... 14 Photo 5: Site 3 – Third Concession Road looking north (2019) ......................................................... 15 Photo 6: Site 5 - Typical View of South Shore Road looking northwest (2017) ................................. 17 Photo 7: Site 5 - Typical View of South Shore Road looking southeast (2019) .................................. 18 Photo 8: Rock Embankment along the Shoreline adjoining Bath Centennial Park ............................ 19 Photo 9: Site 7 – Damaged Culvert at Finkle Shore Park ................................................................... 20 Photo 10: Site 8 - Stella Bay Dock Damage ........................................................................................ 21 Photo 11: Site 9 – Bath Water Treatment Plant Retaining Wall ........................................................ 22 ii Corporation of Loyalist Township Costing of Flood Related Damage to Municipal Infrastructure October 15, 2019 Appendices Appendix A – Site Photographs Appendix B – Sand Beach Conservation Area Monitoring Report Appendix C – Site Photographs Appendix D – Total Combined Flood Damage Cost Estimate iii Corporation of Loyalist Township Costing of Flood Related Damage to Municipal Infrastructure October 15, 2019