SEWER AND COASTAL FLOOD PROTECTION MASTER PLAN

Final Recommendation Summary Report

Estimated Construction Costs

Sewer System Infrastructure and Downstream Improvements

Sewer System Infrastructure Solutions

(Costs are in Millions of $)

Solution Component Central Windsor South Windsor East Windsor Sub-Total Costs
Basement Flooding Solutions - Sanitary System Improvements $2,561.60 $30.10 $469.20 $3,060.90
Surface Flooding Solutions - Storm System Improvements $222.10 $130.20 $366.20 $718.50
Sub-Total In-Line Sewer Improvements $2,783.70 $160.30 $835.40 $3,779.40

Coastal Flood Protection Solutions
(Costs are in Millions of $)

Solution Component Central Windsor South Windsor East Windsor Sub-Total Costs
Landform Barrier and Backflow Protection $0.00 $0.00 $9.00 $9.00
Sub-Total Coastal Flood Protection Measures $0.00 $0.00 $9.00 $9.00

Downstream Improvements Solutions
(Costs are in Millions of $)

Solution Component Central Windsor South Windsor East Windsor Sub-Total Costs
Lou Romano Water Reclamation Plant - Retention Treatment Basin and Sandwich St. Trunk Sewer $70.00 $0.00 $0.00 $70.00
Little River Pollution Control Plant - Improved Bypass $0.00 $0.00 $5.10 $5.10
New or Upgraded Stormwater Pump Stations $2.40 $0.00 $41.10 $43.5
Sub-Total Downstream Improvements $72.40 $0.00 $46.20 $118.60

Notes:

  1. The landform barrier excludes costs for wall structures and/or mechanical gates. Mechanical gates or other flood protection measures required at road crossings are excluded from this estimate.