11

An Approach to Levee Assessment and An Approach to Levee Assessment and Contingency PlanningContingency Planning

Presentation to the National Waterways Presentation to the National Waterways ConferenceConference

7 September 20067 September 2006Portland, OregonPortland, Oregon

ByByRob ViningRob Vining

Vice PresidentVice PresidentHNTBHNTB

An Approach to Levee Assessment and An Approach to Levee Assessment and Contingency PlanningContingency Planning

Presentation to the National Waterways Presentation to the National Waterways ConferenceConference

7 September 20067 September 2006Portland, OregonPortland, Oregon

ByByRob ViningRob Vining

Vice PresidentVice PresidentHNTBHNTB

AGENDAAGENDA

Status of LeveesStatus of Levees Perspectives from New OrleansPerspectives from New Orleans

Katrina and RitaKatrina and Rita Relationship of Levees to Storm Relationship of Levees to Storm

Damage PreventionDamage Prevention

New Orleans Levee New Orleans Levee AssessmentsAssessments

Vulnerable Levee AreasVulnerable Levee Areas Relationship of Flood Protection Relationship of Flood Protection

to the Health of our Waterwaysto the Health of our Waterways Next StepsNext Steps

33

Levee StatusLevee Status

There are over 30,000 miles of levees in There are over 30,000 miles of levees in the Countrythe Country

Most levees are well over 50 years in age Most levees are well over 50 years in age – many over 100 years– many over 100 years

Levee “systems” in this Country were Levee “systems” in this Country were infrequently originally built as systemsinfrequently originally built as systems

Most levees were originally built by local Most levees were originally built by local interests and as a result of WRDA 86, interests and as a result of WRDA 86, maintained by local interestsmaintained by local interests

Design standards do not measure up to Design standards do not measure up to other water structuresother water structures

A significant number of communities rely A significant number of communities rely on levees for flood protectionon levees for flood protection

Levee StatusLevee Status

There are over 30,000 miles of levees in There are over 30,000 miles of levees in the Countrythe Country

Most levees are well over 50 years in age Most levees are well over 50 years in age – many over 100 years– many over 100 years

Levee “systems” in this Country were Levee “systems” in this Country were infrequently originally built as systemsinfrequently originally built as systems

Most levees were originally built by local Most levees were originally built by local interests and as a result of WRDA 86, interests and as a result of WRDA 86, maintained by local interestsmaintained by local interests

Design standards do not measure up to Design standards do not measure up to other water structuresother water structures

A significant number of communities rely A significant number of communities rely on levees for flood protectionon levees for flood protection

Katrina ImpactsKatrina Impacts

Largest Natural Disaster in the Nation’s Largest Natural Disaster in the Nation’s HistoryHistory

Major disruption on the Nation’s economyMajor disruption on the Nation’s economy Over 90,000 square miles impactedOver 90,000 square miles impacted Nearly 10,000 bridges impactedNearly 10,000 bridges impacted Over 12,000 miles of roadway impactedOver 12,000 miles of roadway impacted Over 1,000,000 displaced residentsOver 1,000,000 displaced residents Estimated damages exceed $125B*Estimated damages exceed $125B* An additional $60B in insurance claims An additional $60B in insurance claims

expected*expected*

*Source: USA Today*Source: USA Today

Katrina ImpactsKatrina Impacts

Largest Natural Disaster in the Nation’s Largest Natural Disaster in the Nation’s HistoryHistory

Major disruption on the Nation’s economyMajor disruption on the Nation’s economy Over 90,000 square miles impactedOver 90,000 square miles impacted Nearly 10,000 bridges impactedNearly 10,000 bridges impacted Over 12,000 miles of roadway impactedOver 12,000 miles of roadway impacted Over 1,000,000 displaced residentsOver 1,000,000 displaced residents Estimated damages exceed $125B*Estimated damages exceed $125B* An additional $60B in insurance claims An additional $60B in insurance claims

expected*expected*

*Source: USA Today*Source: USA Today

PerspectivesPerspectives

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• HNTB selected for A/E IDIQ in January, 2006HNTB selected for A/E IDIQ in January, 2006

• Contract negotiated in MarchContract negotiated in March

• Initial Work Order to inspect 32 miles of levees by Initial Work Order to inspect 32 miles of levees by May 15May 15

• Currently we have received six task orders totalling Currently we have received six task orders totalling over 50 miles of leveesover 50 miles of levees

• Levee assessments are the basis for follow on work Levee assessments are the basis for follow on work to repair and upgrade the levee systemto repair and upgrade the levee system

• Over 1000 miles of levees need repair or Over 1000 miles of levees need repair or replacementreplacement

• RequirementsRequirements

• Very rapid turn aroundVery rapid turn around

• Technically soundTechnically sound

• Apply technology to assist in Apply technology to assist in

• accuracy and speed of deliveryaccuracy and speed of delivery

New Orleans Levee AssessmentsNew Orleans Levee Assessments

New Orleans Levee AssessmentNew Orleans Levee Assessment

• Inventory• Field condition assessment• Survey• Data analysis• Project recommendations

An Achievable Vision - Applied ModelsAn Achievable Vision - Applied Models

Damaged Levee

Condition Assessment

Establish protocols for reasonable and consistent measures

Assessment elements include:

• Erosion/settlement

• Cracking/spalling

• Metal deterioration

• Undermining/scouring

• Debris/sediment

• Others

An Achievable Vision - AppliedAn Achievable Vision - AppliedAn Achievable Vision - AppliedAn Achievable Vision - Applied

An Achievable Vision - AppliedAn Achievable Vision - Applied

An Achievable Vision - Applied An Achievable Vision - Applied Models Models

Planning and EvaluationPlanning and Evaluation PrioritizationPrioritization

Using engine of Using engine of decision making decision making modelmodel

Web-based scenario builderWeb-based scenario builder BudgetingBudgeting SchedulingScheduling

Multi-dimensional decision makingMulti-dimensional decision making Cost of repairCost of repair Benefit resulting from repairBenefit resulting from repair Risk to populationRisk to population Risk to environmentRisk to environment Risk to critical infrastructureRisk to critical infrastructure

Establish a relative ranking within each category. Establish weighted factors for each category to run through the scenario builder.

1818

A National ProblemA National Problem Levee Condition Levee Condition

uncertainty exists to one uncertainty exists to one level or another level or another throughout the Countrythroughout the Country

Critical levee situationsCritical levee situations New OrleansNew Orleans SacramentoSacramento Lake OkechobeeLake Okechobee Red River of the NorthRed River of the North Albany, NYAlbany, NY St. Louis areaSt. Louis area Trinity River, TXTrinity River, TX And OthersAnd Others

A National ProblemA National Problem Levee Condition Levee Condition

uncertainty exists to one uncertainty exists to one level or another level or another throughout the Countrythroughout the Country

Critical levee situationsCritical levee situations New OrleansNew Orleans SacramentoSacramento Lake OkechobeeLake Okechobee Red River of the NorthRed River of the North Albany, NYAlbany, NY St. Louis areaSt. Louis area Trinity River, TXTrinity River, TX And OthersAnd Others

Vulnerable Levee AreasVulnerable Levee Areas

1919

Our waterways operate and need to Our waterways operate and need to be looked upon as a systembe looked upon as a system

Key population and economic Key population and economic centers including ports rely on levee centers including ports rely on levee systems for protectionsystems for protection Port of PortlandPort of Portland

Waterways are maintained by levee Waterways are maintained by levee systemssystems Mississippi River NavigationMississippi River Navigation

With the current level of With the current level of investments in our waterways, there investments in our waterways, there is competition for scarce Federal is competition for scarce Federal dollars to support a healthy dollars to support a healthy waterway systemwaterway system

Relationship to our WaterwaysRelationship to our Waterways

2020

Next StepsNext Steps The Corps of Engineers has received funding to perform a The Corps of Engineers has received funding to perform a

National Levee AssessmentNational Levee Assessment Additional support for this effort is needed to complete the Additional support for this effort is needed to complete the

effort and be able to develop a plan on addressing our nations effort and be able to develop a plan on addressing our nations vulnerability in this areavulnerability in this area

Levee assessments and related flood protection needs to be Levee assessments and related flood protection needs to be looked upon as integral to the health of our waterwayslooked upon as integral to the health of our waterways

Waterway and flood protection advocates can benefit from Waterway and flood protection advocates can benefit from coordinated communication and discussioncoordinated communication and discussion

Public/Private Partnerships will be required to address this only Public/Private Partnerships will be required to address this only recently recognized problemrecently recognized problem

Heightened National attention and discussion of our Water Heightened National attention and discussion of our Water Policy and long-term Dependency on our waterways is Policy and long-term Dependency on our waterways is necessarynecessary

Next StepsNext Steps The Corps of Engineers has received funding to perform a The Corps of Engineers has received funding to perform a

National Levee AssessmentNational Levee Assessment Additional support for this effort is needed to complete the Additional support for this effort is needed to complete the

effort and be able to develop a plan on addressing our nations effort and be able to develop a plan on addressing our nations vulnerability in this areavulnerability in this area

Levee assessments and related flood protection needs to be Levee assessments and related flood protection needs to be looked upon as integral to the health of our waterwayslooked upon as integral to the health of our waterways

Waterway and flood protection advocates can benefit from Waterway and flood protection advocates can benefit from coordinated communication and discussioncoordinated communication and discussion

Public/Private Partnerships will be required to address this only Public/Private Partnerships will be required to address this only recently recognized problemrecently recognized problem

Heightened National attention and discussion of our Water Heightened National attention and discussion of our Water Policy and long-term Dependency on our waterways is Policy and long-term Dependency on our waterways is necessarynecessary