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US Army Corps of Engineers BUILDING STRONG ® Little Calumet River Marshalltown Levee System Routine Inspection Yuki Galisanao, PE, PG Team Lead, Geotechnical.

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Presentation on theme: "US Army Corps of Engineers BUILDING STRONG ® Little Calumet River Marshalltown Levee System Routine Inspection Yuki Galisanao, PE, PG Team Lead, Geotechnical."— Presentation transcript:

1 US Army Corps of Engineers BUILDING STRONG ® Little Calumet River Marshalltown Levee System Routine Inspection Yuki Galisanao, PE, PG Team Lead, Geotechnical Engineer Chicago District September 10, 2015 FOR OFFICIAL USE ONLY

2 BUILDING STRONG ® Preliminary Segment/System Rating 2 FOR OFFICIAL USE ONLY Segment / SystemRating Marshalltown Minimally Acceptable AcceptableMinimally AcceptableUnacceptable All items or components are rated as ACCEPTABLE One or more items are rated as MINIMALLY ACCEPTABLE or one or more items are rated as UNACCEPTABLE and an engineering determination concludes that the Unacceptable items would not prevent the segment / system from performing as intended during the next flood event. One or more items are rated as UNACCEPTABLE and would prevent the segment / system from performing as intended, or a serious deficiency noted in past inspections (which had previously resulted in a minimally acceptable system rating) has not been corrected within the established timeframe, not to exceed two years. Rehabilitation Program Status Active

3 BUILDING STRONG ® INSPECTION FINDINGS 3 FOR OFFICIAL USE ONLY

4 BUILDING STRONG ® Field Inspection  Date of Inspection – May 4, 2015  Levee Team: Yuki Galisanao – USACE Lead John Groboski – USACE Civil Adam Karr – USACE LIS Tina Kowitz – USACE Geotechnical Erin Maloney – USACE Hydraulics Andy Wadysz – USACE Structural  Pump Station : Ernie Go – USACE Electrical Robert Sezonov – USACE Mechanical Dan Repay – LCRBDC  Gatewell Team: Arthur Rundzaitis – USACE Construction Richard Tollefson – USACE Construction John Wethington – USACE LIS Wenchao Lu – Garcia Consulting Jeff Yatsko – Garcia Consulting 4 FOR OFFICIAL USE ONLY

5 BUILDING STRONG ® Individual Item / Component Rating Definition AcceptableMinimally AcceptableUnacceptable The inspected item is in satisfactory condition, with no deficiencies, and will function as intended during the next flood event. The inspected item has one or more minor deficiencies that need to be corrected. The minor deficiency or deficiencies will not seriously impair the functioning of the item as intended during the next flood event. The inspected item has one or more serious deficiencies that need to be corrected. The serious deficiency or deficiencies will seriously impair the functioning of the item as intended during the next flood event. 5 FOR OFFICIAL USE ONLY

6 BUILDING STRONG ® General Items Rated ItemRatingComments 1. Operations and Maintenance Manuals ASponsor has complete set of O&M Manuals. 2. Emergency Supplies and Equipment M Gary has a limited supply of sandbags and flood fighting supplies. They rely on others to provide supplies and assistance. They currently are storing sand bags at a facility on Monroe 3. Flood Preparedness and Training M Flood handbooks have been provided to the City. There has been a lot of turn over of staff and resources are low. 6 FOR OFFICIAL USE ONLY

7 BUILDING STRONG ® Deficiency Map 7 FOR OFFICIAL USE ONLY

8 BUILDING STRONG ® Levee Embankment Rated ItemRating Number of Deficiencies 1. Unwanted Vegetation GrowthMinimally Acceptable1 2. Sod CoverAcceptable0 3. EncroachmentsMinimally Acceptable2 4. Closure StructuresNot Applicable- 5. Slope StabilityAcceptable0 6. Erosion / Bank CavingAcceptable0 7. SettlementAcceptable0 8. Depressions / RuttingMinimally Acceptable6 9. CrackingAcceptable0 10. Animal ControlMinimally Acceptable4 11. Culverts / Discharge PipesAcceptable0 12. Riprap Revetments & Bank ProtectionNot Applicable- 13. Revetments other than RiprapNot Applicable- 14. Underseepage Relief Wells / Toe Drainage SystemNot Applicable- 15. SeepageAcceptable0 8 FOR OFFICIAL USE ONLY

9 BUILDING STRONG ® Levee Embankment Unwanted Vegetation 9 FOR OFFICIAL USE ONLY

10 BUILDING STRONG ® Levee Embankment Encroachments 10 FOR OFFICIAL USE ONLY

11 BUILDING STRONG ® Levee Embankment Depressions/Rutting 11 FOR OFFICIAL USE ONLY

12 BUILDING STRONG ® Levee Embankment Animal Control 12 FOR OFFICIAL USE ONLY

13 BUILDING STRONG ® Interior Drainage Rated ItemRating Number of Deficiencies 1. Vegetations and ObstructionsMinimally Acceptable4 2. EncroachmentsMinimally Acceptable5 3. Ponding AreasNot Applicable- 4. Fencing and GatesAcceptable0 5. Concrete SurfacesAcceptable0 6. Tilting, Sliding, or Settlement of Concrete and Sheet Pile StructuresAcceptable0 7. Foundation of Concrete StructuresAcceptable0 8. Monolith JointsAcceptable0 9. Culverts / Discharge PipesAcceptable0 10. Sluice / Slide GatesMinimally Acceptable1 11. Flap Gates / Flap Valves / Pinch ValvesMinimally Acceptable1 12. Trash RacksAcceptable0 13. Other Metallic ItemsNot Applicable- 14. Riprap Revetments of Inlet/ Discharge AreasAcceptable0 15. Revetments other than RiprapNot Applicable- 13 FOR OFFICIAL USE ONLY

14 BUILDING STRONG ® Interior Drainage Vegetation and Obstructions 14 FOR OFFICIAL USE ONLY

15 BUILDING STRONG ® Interior Drainage Encroachments 15 FOR OFFICIAL USE ONLY

16 BUILDING STRONG ® Interior Drainage Sluice / Slide Gates 16 FOR OFFICIAL USE ONLY Interior sluice gate does not close all the way due to silt

17 BUILDING STRONG ® Interior Drainage Flap Gates/Flap Valves/Pinch Valves 17 FOR OFFICIAL USE ONLY Flap gate open slightly

18 BUILDING STRONG ® Pump Stations Rated ItemRating Number of Deficiencies 1. Pump Stations Operating, Maintenance, Training, & Inspection ReportsAcceptable0 2. Pump Station Operations and Maintenance Equipment ManualsAcceptable0 3. Safety ComplianceMinimally Acceptable1 4. CommunicationsAcceptable0 5. Plant BuildingAcceptable0 6. Fencing and GatesAcceptable0 7. PumpsAcceptable0 8. Motors, Engines, Fans, Gear Reducers, Back Stop Devices, etc.Acceptable0 9. Sumps / Wet wellAcceptable0 10. Mechanical Operating Trash RakesNot Applicable- 11. Non-Mechanical Trash RacksMinimally Acceptable1 12. Fuel System for Pump EnginesNot Applicable- 13. Power SourceAcceptable0 14. Electrical SystemsAcceptable0 15. Megger Testing on Pump Motors and Critical Power CablesAcceptable0 16. Enclosures, Panels, Conduit and DuctsAcceptable0 17. Intake and Discharge PipelinesAcceptable0 18. Sluice / Slide GatesAcceptable0 19. Flap Gates / Flap Valves / Pinch ValvesAcceptable0 20. CranesNot Applicable- 21. Other Metallic ItemsAcceptable0 18 FOR OFFICIAL USE ONLY

19 BUILDING STRONG ® Pump Stations Safety Compliance 19 FOR OFFICIAL USE ONLY

20 BUILDING STRONG ® Pump Stations Non-Mechanical Trash Racks 20 FOR OFFICIAL USE ONLY

21 BUILDING STRONG ® CONCLUSIONS & RECOMMENDATIONS 21 FOR OFFICIAL USE ONLY

22 BUILDING STRONG ® ItemRated ItemRatingRecommendations Levee Embankments 1. Unwanted VegetationMTall grass should be mowed and maintained. 3. EncroachmentsM Remove debris. Farming activities should be submitted as a permit request to the Corps. Residents should be contacted and the importance of the levee and guidelines explained. 8. Depressions / RuttingMFill slope ruts with topsoil. Fill ruts on crest with screenings. 10. Animal ControlMFill burrows. Interior Drainage System 1. Vegetation and ObstructionsM Cut tall vegetation at structure. Clean silt from inlet. Cut small trees in ditch. 2. EncroachmentsM Remove debris. Submit permit request for riprap dam in interior ditch. 10. Sluice / Slide GatesMClean silt out from bottom. 11. Flap Gates / Flap Valves / Pinch Valves MClear obstructions from gate Pump Stations 3. Safety ComplianceMPost Arc-Flash warning sign on control cabinet. 11. Non-Mechanical Trash Racks MClear silt 22 FOR OFFICIAL USE ONLY

23 BUILDING STRONG ® Recommended Segment/System Rating 23 FOR OFFICIAL USE ONLY Segment / SystemRating Marshalltown Minimally Acceptable

24 BUILDING STRONG ® Rehabilitation Program Eligibility Determination 24 FOR OFFICIAL USE ONLY

25 BUILDING STRONG ® Rated ItemRating Levee Embankments 3. EncroachmentsM 4. Closure StructuresN/A 5. Slope StabilityA 6. Erosion/ Bank CavingA 10. Animal ControlM 11. Culverts/ Discharge PipesA 14. Underseepage Relief Wells/ Toe Drainage SystemsN/A Interior Drainage 9. Culverts/ Discharge PipesA 10. Sluice/ Slide GatesM 11. Flap Gates/ Flap Valves/ Pinch ValvesM Pump Stations 17. Intake and Discharge PipelinesA 18. Sluice/ Slide GatesA 19. Flap Gates/ Flap Valves/ Pinch ValvesA Rehabilitation Program Eligibility Determination Public sponsor provided maintenance information per the Public Sponsor Pre-Inspection FormYes Non-federal levee system meets Initial Eligibility criteriaN/A Rehabilitation Program Status System meets all interim eligibility criteria, including having received a rating of A, M,N/A or Yes for all subset items and is therefore eligible for rehabilitation assistance. Active System does not meet interim eligibility requirements.Inactive 25 FOR OFFICIAL USE ONLY


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