13 2026 02 12 Crestmont CC Stormwater O and M Manual

safety and operations of the facility. The analysis of structural damage and the design and performance of structural repairs should only be undertaken by qualified personnel. All corrective maintenance operation shall be documented and logged. All documentation and logs shall be retained for future review. 6.0 ESTIMATED COST FOR MAINTENANCE PROCEDURES Storm Sewer Conveyance Systems sediment removal by jet vacuum truck (2-man crew) performed annually: $6,000 per session X 1 = $6,000.00 annual cost (if required) Bioretention basin preventative maintenance performed annually: $5,000 per session X 1 = $5,000.00 annual cost (if required) Porous Asphalt Pavement System sediment removal by jet vacuum truck (2-man crew) performed annually: $10,000 per session X 1 = $10,000.00 annual cost (if required) Trash and Debris removal by manual labor (2-man crew) performed Bi-annually $1,000.00 per session X 2 = $2,000.00 annual cost Total = $23,000.00 annual cost (if required) \\langan.com\data\PAR\data8\101049801\Project Data\_Discipline\Site Civil\Reports\Stormwater\2026-02-12 SWM Report\O&M\Eagle Rock Stormwater O&M Manual.docx 8