12th Street Storm Outfall: Phase 1B - Outfall to 12th Street and Water Quality Pond

The scope of design work includes the following anticipated scope: • 13’ x 6’ Reinforced Concrete Box Culvert storm trunk line (approximately 1400 LF). • Storm drain outfall into the Cache la Poudre River • Removal of approximately 14,000 CY of sediment in the Cache la Poudre River and final grading, as identified in Anderson’s Poudre River Flood Mitigation Plan (2018). This is expected to be a maintenance activity; geomorphic analysis and additional stream restoration efforts are not expected to be within the scope of the project • Scour protection at storm outfall and of Highway 85 piers and abutments • Water Quality pond and outlet structure on existing City property • Replacement of storm infrastructure in 2nd Avenue and 10th Street intersection • Replacement of storm infrastructure in 2nd Avenue and 12th Street intersection, intercepting existing 48” Storm main. • Coordination with Phase 1A design of Water and Sanitary Sewer Relocations