1 / 25

Christopher Knotts, P.E. Public Works & Water Resources

Association of Levee Boards of Louisiana Annual Meeting December 3, 2015. Christopher Knotts, P.E. Public Works & Water Resources. Departmental Overview Responsibilities Funding Accomplishments Public Works & Water Resources Statewide Flood Control Program

johnmhenry
Télécharger la présentation

Christopher Knotts, P.E. Public Works & Water Resources

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Association of Levee Boards of Louisiana Annual Meeting December 3, 2015 Christopher Knotts, P.E. Public Works & Water Resources

  2. Departmental Overview • Responsibilities • Funding • Accomplishments • Public Works & Water Resources • Statewide Flood Control Program • Levee Safety Program (non-coastal districts) • Ongoing Federal Projects • Dam Safety Program

  3. Safety Initiatives Improving Roadway Safety

  4. DOTD Safety Initiatives • Public Safety is DOTD’s #1 priority • Overall reduction in fatal crashes since 2007 • Recent initiatives include: • » Destination Zero Deaths • » Cable Barriers • » Roundabouts • » Enhanced Mile Markers • » ITS Traffic Cameras and Signs

  5. Public Works & Water Resources • - Statewide Flood Control Program • Levee Safety Program (non-coastal districts) • Ongoing Federal Projects • Dam Safety Program

  6. Statewide Flood Control Program Overview • Primary goal to reduce existing flood damages by considering both structural and non-structural solutions • Funded by Transportation Trust Fund • $8.9M funding last two years ($9.9M average in prior years) • Applicants can be: » Parish Governments » Municipal Governments » Levee Boards » Drainage Districts

  7. Statewide Flood Control Program Funding • 90% of the construction cost for non-federal projects • 70% of the local sponsor’s non-federal share for federal projects • Local sponsor pays for engineering, R/W, utilities, etc. Eligibility • Equitable distribution of funds statewide » (55% invested in rural areas, 45% invested in urban areas) • All levels of local government from the largest parishes and cities down to the smallest towns and villages can successfully compete.

  8. Levee Safety Program Inspections • Assist Levee Districts with the Quarterly and Semi-Annual Inspections • Provide Semi-Annual Inspection Reports • Provide Recommendations/Options for Corrective Actions Inventory/Mapping • Inventory Levee Assets • Develop GIS Maps

  9. Levee Safety Program Permits • Review permit applications • Provide Letters of Response to appropriate Levee District » Non-coastal (DOTD) » Coastal (CPRA) • Ensure compliance with engineering standards Engineering Support • Set-back Design • Drainage Design • Cost Estimates

  10. Mississippi River Levee Raising Project Purpose – Flood Prevention • 200 miles of mainline Miss. River levee construction in NE LA • Raising 3 to 4 feet above project flow line Responsibilities: • Fifth Louisiana Levee District & DOTD: LERRDs (Right-of-Way) • USACE-Vicksburg District: Design and Construction Expenditures to date: • Federal: $127 million • Non-Federal Sponsor: $9.8 million

  11. Comite River Diversion Canal Purpose – Flood Prevention/Reduction • Comite River Basin • Lower Amite River Basin Federal Sponsor: USACE – New Orleans District • Design • Construction Non-Federal Sponsors: DOTD: Lands, Easements, Rights of Way, Relocations & Disposals (LERRDs) Amite River Basin Commission: Floodplain Management East Baton Rouge City-Parish DPW: Operations and Maintenance

  12. Comite River Diversion Canal Features • 12 miles of channel • 4 drop structures • Diversion structure • Stage control structure (Lilly Bayou) • Bridges at 4 highways (U.S. 61, LA 964, LA 19, and LA 67) • 2 railroad bridges (CN and KCS) Current Cost Estimate • $ 199 million Expenditures to Date • Federal: $ 74.4 million • Non-Federal: $22.1 million

  13. Dam Safety Program • Created by Act 733 of the 1981 Regular Legislative Session • Responsibilities are to: » Define & enforce Minimum Standards » Maintain the State Dam Safety Inventory » Ensure that all dams are inspected per guidelines

  14. Dam Safety Program • Applicable to all dams or impoundment structures…any artificial barrier which will impound or divert water or any liquid and is: » 25+ ft. height » Has a maximum storage of 15 acre-feet or greater OR » Min. 6 ft. height » Has a maximum storage of 50 acre-feet or greater

  15. Dam Safety Program Define and enforce minimum standards for: •Design •Construction •Modification •Operation & Maintenance Ivan Lake Dam – Bossier Parish

  16. Dam Safety Program Operation & Maintenance • Acoustic Surveys • Surface Inspections • Underwater Inspections • Operation of gates • Emergency Action Plans Grand Bayou Reservoir – Red River Parish

  17. Dam Safety Inventory 516 Regulated Dams (November, 2014) • 40 High Impact • 50 Significant Impact • 426 Low Impact ) Vernon Lake Dam – Vernon Parish

  18. Consequences Of Dam Failure • U.S. dam failures in the last 50 years » 400+ fatalities » Billions in property damage • Most of the 20 State maintained dams are old (50+ years) and a number are in critical need of repair. » Turkey Creek Dam (Franklin Parish) » Bundick Lake (Beauregard Parish) » Iatt Lake Dam (Bossier Parish) • South Carolina dam failures (October, 2015 ) » 36 Dams failures, 7 Class 1 dams and 20 Class 2 dams and an additional 167 dams were damaged. » After assessments were completed 75 emergency repair orders and 24 notices of violations were issued to non responsive owners.

  19. Questions? Christopher P. Knotts, P.E.Chief, Public Works & Water ResourcesP. O. Box 94245Baton Rouge, LA 70804-9245chris.knotts@la.gov225-379-3000

More Related