/KD2012_P04

Levee Inspection Case Study United States Army Corps of Engineers Kansas City District

29 March 2012 Rijkswaterstaat Annual Levee Inspection Meetings Jason Sheeley, U.S. Army Corps of Engineers Geospatial Section Chief - Kansas City District Mapping Chief – Modeling, Mapping and Consequences Production Center

Overview Kansas City District Statistics National Perspective - U.S. Army Corps of Engineers (USACE) Levee Safety Program ► Toolkit

• National Levee Database (NLD) • Levee Inspection System (LIS)

Kansas City District Case Studies ► “Ground

►2011

level” execution of the routine program

flood contingency operations

Kansas City

Missouri River Basin 3,767 km – longest river in North America 1.3 million km2 – parts of 10 states

Omaha District

Kansas City District

Kansas City District / The Netherlands Population ~ 5 million (16.8 million) Total area = 286,600 km2 (34,000 km2) ► Protected

by Levees = 2,375 km2 (<1%) (~7% of)

Missouri River Floodplain = 3,574 km2 (~10.5% of) ► Area

protected by levees = 2,070 km2 (61%) (~6% of)

► 2011

flooded area = 1,210 km2 (34%) (~4%) ► Flooded area behind breached/overtopped levees = 313 km2 (<1%)

Kansas City District Levees Federal and Non-Federal

Kansas City Levee Program Statistics

Levees in Kansas, Missouri and Nebraska 156 levee systems, 1,035 total levee miles 53 federal levees (federally constructed) 103 non-federal levees (but eligible for rehabilitation assistance)

Typical Urban Levees Confluence of the Kansas and Missouri Rivers â&#x20AC;&#x201C; May 2007 Armourdale, CID, Fairfax and North Kansas City Levees.

Typical Agricultural Levee Brunswick Non-Federal Levee, 2007

National Levee Database (NLD)

MRLS 488-L

Example Cross Section Developed from NLD

2011 FloodFederal Levee Status

2011 Flood Non-Federal Levee Status

Levee Inspection System Hardware

Levee Inspection System Software GIS Toolbar â&#x20AC;&#x201C; Works with GPS and camera to collect information during inspection

Levee Inspection System Software Basic Reporting â&#x20AC;&#x201C; Review Inspection Results

Item list for re-inspection verification

Levee Inspection System Software Advanced Reporting â&#x20AC;&#x201C; USACE-wide standardized reports and underlying database

Missouri River Levee System 488-L

Missouri River Levee System 488-L

Missouri River Levee System 488-L

2009 Levee Inspection Results â&#x20AC;&#x201C; Federal Levees

Kansas City Levee Routine Program Staffing

Levee Safety Program Manager Data Manager (1 + apprentice) Inspectors (2) – 1 Federal and 1 Non-Federal Project Engineers (Geotechnical and Structural) ► 13

leads for 175 flood control projects (156 levees, 19 channel projects)

Design, Geotechnical and Geospatial Branches ► Approximately

130 engineers and scientists

Missouri River Levee System 488-L Annual Inspection (LIS) Periodic Inspection Conducted every 5 yrs Identify deficiencies posing hazards to life or property Highlight primary system deficiencies Periodic Assessment Conducted every 10 yrs PI + other stuff

Missouri River 2011 Flood Record Snowpack + Record Rainfall =

Record Release & Record Duration Flood

Omaha District

Kansas City District

Kansas City District – 2011 Flood Emergency Operations for 142 days ► 26

May to 15 October ► First levee breach 13 June ► Levee failure risks subside 01 September

Report Card Non Federal Levees

Federal Levees

Breaches

11

0

Overtopping w/o Breach

4

0

Stability Problems

4

1

Underseepage Problems

Many

Many

Scour Problems

Many

5

2011 Flood – Missouri River (130 Miles) - Video

Flood Operations Staffing Levee Sponsors – Daily inspections and maintenance ► Each

levee system has a sponsor responsible for operations and maintenance

Technical Response Teams – Requests for assistance ► Staffed

as needed to respond to the event

Liaison Teams – Sponsor coordination, technical guidance ► 15

teams, 2 persons each team

Staff Duty Officers – Emergency Operations Center ► Engineering

– Coordinates technical response teams ► GIS* – Daily and as-needed maps and reports * Geographic Information Systems

Sand Boils

Sand Boils

Sand Boil Tracking Map L-488

Scour - L488

Scour L488

30-ft Scour at levee toe

River Scour Protection

Rock Placement L488

Missouri River Levee System – L488 Video (0:26 – 2:20; 2:52 - 3:15) “Flood fight” “We will not lose this levee”

NWK – Federal Levee 488-L Emergency Rock Placements due to scour 3/29/2012

47

NWK – Federal Levee 488-L Emergency Rock Placements due to scour 3/29/2012

48

Three Stage Levee Management Cycle Routine Program ► Annual

inspection, periodic inspection/assessment ► Ensures levees perform as designed ► Coordination among USACE and levee sponsors ► Trained staff

Emergency Operations ► Daily/recurring

inspection process ► Sponsors/USACE work together ► Emergency mitigation activities as needed

Post-Flood Rehabilitation ► Repairs

prior to next flood season

Levee Breach Points

NWK – Non-Federal Levee Kansas Dept. of Corrections Damages due to overtopping and breaching.

3/29/2012

50

NWK- Big Lake Area (Non-Feds Union Township & Holt Co. #10) Damages Shown – Several feet of sediment cleared from road.

3/29/2012

51

NWK – Holt County Road damage due to overtopping and breaching.

3/29/2012

52

NWK – Non-Federal Levee – Canon Damages due to overtopping and breaching.

3/29/2012

53

NWK – Non-Federal Levee Rushville-Sugar Lake Damages due to overtopping and breaching.

3/29/2012

54

NWK â&#x20AC;&#x201C; Iatan Powerplant Damages due erosion/scour.

3/29/2012

55

NWK â&#x20AC;&#x201C; Non-Federal Levee Leavenworth/Sherman Airport Damages due to overtopping and breaching.

3/29/2012

56

NWK – Non-Federal Levee Wolcott, Section 2 Damages due to overtopping and breaching. (Hwy 435) 3/29/2012

57

2011 Flood Daily Inspection Activities Joint aerial/field daily inspections, Video “Consistency” District Staff ► COL

Anthony Hofmann, Commander ► Jud Kneuvean, Emergency Operations ► Susan Abbott, Operations, Aerial Reconnisance ► Cliff Sanders, Levee Inspector, Technical Response ► Robert Finneran, Levee Inspector ► Mike Dulin, Patrick Kline, Lisa Hook, Tracy Brown, Alex Ubben – Surveys and Maps • Operated Levee Inspection System for Aerial Reconnaissance (2:05)

Questions