For Inspector For Maintenance Crew Component No. Inspection Item and Inspection Item No. Result Preventative / Corrective Maintenance Actions Component Name Check the flow diversion device before Y__ Scouring or erosion is present at the inlet pipe and whether the bypass 1 inlet structure and/or riprap apron flow channel is clogged N__ Work Order # __________ A1 Pretreatment Y__ Clogged pipes or excessive (Forebay) 2 Remove sediment or debris sediment in the forebay N__ Damaged outlet structure (e.g., Y__ Repair or replace the outlet structure 3 cracking, subsidence, spalling, erosion, or deterioration) N__ Work Order # __________ A2 Y__ (If a MTD is used for pretreatment, see Pretreatment 1 MTD inspection (if installed) Maintenance Manual Provided by the (MTD) N__ manufacturer) A3 Pretreatment Y__ 1 BMP inspection (See BMP No. ________ Field Manual) (Structural BMP) N__ Note:
For Inspector For Maintenance Crew Component No. Component Name Inspection Item and Inspection Item No. Result Preventative / Corrective Maintenance Actions A1 Pretreatment (Forebay) 1 Scouring or erosion is present at inlet structure and/or riprap apron Y__ N__ Check the flow diversion device before the inlet pipe and whether the bypass flow channel is clogged Work Order # __________ 2 Clogged pipes or excessive sediment in the forebay Y__ N__ Remove sediment or debris 3 Damaged outlet structure (e.g., cracking, subsidence, spalling, erosion, or deterioration) Y__ N__ Repair or replace the outlet structure Work Order # __________ A2 Pretreatment (MTD) 1 MTD inspection (if installed) Y__ N__ (If a MTD is used for pretreatment, see Maintenance Manual Provided by the manufacturer) A3 Pretreatment (Structural BMP) 1 BMP inspection Y__ N__ (See BMP No. ________ Field Manual) Note:
10-bioretention-system-main-field-manua-apri-2015.docx