Difference between revisions of "Default table"
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== ''BIORETENTION'' - Construction Inspection Checklist == | == ''BIORETENTION'' - Construction Inspection Checklist == | ||
Revision as of 13:35, 19 December 2012
BIORETENTION - Construction Inspection Checklist
| Project: |
| Location: |
| Site Status: |
| Date: |
| Time: |
| Inspector: |
| Construction Sequence | Satisfactory/ Unsatisfacroty | Comments |
|---|---|---|
| 1. Pre Construction | ||
| Pre Construction Meeting | ||
| Runoff diverted | ||
| Facility area cleared | ||
| Soil tested for permibility | ||
| Project benchmark near site | ||
| facility location staked out | ||
| Temporary erosion and sedimant protection properly installed | ||
| 2. Excavation | ||
| lateral slopes completly level | ||
| Soils not compacted durring excavation | ||
| Longitudinal slopes within design range | ||
| Stockpile location not adjacent to excavation area and stablized with vegitation and/or silt fence | ||
| 3. Structural Components | ||
| Stone diaphragm installed per plans | ||
| Outlets installed pre plans | ||
| Underdrain installed to grade | ||
| Pretreatment devices installed per plans | ||
| Soil bed composition and texture conforms to specifications | ||
| 4. Vegitation | ||
| Construction Sequence | ||
| Complies with planting specs | ||
| Topsoil complies with specs in composition and placement | ||
| Soil properly stabilized for permanent erosion control | ||
| 5. Final Inspection | ||
| Dimensions per plans | ||
| Pretreatment operational | ||
| Inlet/outlet operational | ||
| Soil/ filter bed permeability verified | ||
| Effective stand of vegetation stabilized | ||
| Construction generated sediments removed | ||
| Contributing watershed stabilized before flow is diverted to the practice | ||
| Comments |
| Actions to be taken: |
| Bioretention Construction Inspection Checklist |
BIORETENTION - Operation and Maintenance Checklist
| Project: |
| Location: |
| Site Status: |
| Date: |
| Time: |
| Inspector: |
| Maintenance Item | Satisfactory / Unsatisfactory | Comments |
|---|---|---|
| 1. Debris Cleanout (Monthly) | ||
| Contributing areas clean of litter and vegetative debris | ||
| No dumping of yard wastes into practice | ||
| Bioretention area clean of litter and vegetative debris | ||
| 2. Vegetation (Monthly) | ||
| Plant height taller than design water depth | ||
| Fertilized per O&M plan | ||
| Plant composition according to O&M plan | ||
| Undesirable vegetation removed | ||
| Grass height less than 6 inches | ||
| No evidence of erosion | ||
| 3. Check Dams/Energy Dissipators/Sumps (Annual, After Major Storms) | ||
| No evidence of sediment buildup | ||
| Sumps should not be more than 50% full of sediment | ||
| No evidence of erosion at downstream toe of drop structure | ||
| 4. Dewatering (Monthly) | ||
| Dewaters between storms within 48 hours | ||
| No evidence of standing water | ||
| 5. Sediment Deposition (Annual) | ||
| Pretreatment areas clean of sediments | ||
| Contributing drainage area stabilized and clear of erosion | ||
| Winter sand deposition evacuated every spring | ||
| 6. Outlet/Overflow Spillway (Annual, After Major Storms) | ||
| Good condition, no need for repair | ||
| No evidence of erosion | ||
| No evidence of any blockages | ||
| 7. Integrity of Filter Bed (Annual) | ||
| Filter bed has not been blocked or filled inappropriately | ||
| Comments |
| Actions to be taken: |
| Bioretention Operation, Maintenance and Management Inspection Checklist |