PASS 1: Contextual Framework Facts Section
Case 88: Public Health, Safety, and Welfare–Climate Change Induced Conditions
R Roles
S States
Rs Resources
Extracted Ontology Entities
R Roles
Roles Classes
4"Client B, a developer who is proposing to develop a health care facility that requires a significant upgrade to the property’s access road that crosses a tidal saltmarsh"
"Client B directs Engineer A to proceed without the costly analysis unless and until such an analysis is requested by the applicable regulatory authorities."
- Commissions and pays for the engineering work
- Holds authority to direct whether the proposed costly analysis is performed
- Bears no profession-generated engineering obligations articulated by the case
Field classification (triples vs literals)
textReferencescontent: Client B, a developer who is proposing to develop a health care facility that requires a significant upgrade to the property’s access road that crosses a tidal saltmarsh; Client B directs Engineer A to proceed without the costly analysis unless and until such an analysis is requested by the applicable regulatory authorities.roleKindcontent: participantdistinguishingFeaturescontent: Commissions and pays for the engineering work; Holds authority to direct whether the proposed costly analysis is performed; Bears no profession-generated engineering obligations articulated by the caseconfidenceassessment: 0.95
"Client B directs Engineer A to proceed without the costly analysis unless and until such an analysis is requested by the applicable regulatory authorities."
- Holds statutory permitting oversight of the project
- May request additional analyses as a condition of the process
- Bears no profession-generated engineering obligations articulated by the case
Field classification (triples vs literals)
textReferencescontent: Client B directs Engineer A to proceed without the costly analysis unless and until such an analysis is requested by the applicable regulatory authorities.roleKindcontent: participantdistinguishingFeaturescontent: Holds statutory permitting oversight of the project; May request additional analyses as a condition of the process; Bears no profession-generated engineering obligations articulated by the caseconfidenceassessment: 0.9
"Engineer A is a consulting engineer representing Client B, a developer who is proposing to develop a health care facility that requires a significant upgrade to the property’s access road that crosses..."
"Engineer A’s scope includes design and local permitting of the roadway, including an upgrade of the tidal crossing from a small culvert to a small bridge, increasing its hydraulic capacity."
- Engaged by a client in a consulting capacity rather than as an employee
- Performs design and local permitting services within a client-defined scope
- Exercises independent hydraulic engineering judgment about downstream and upstream effects of the design
- Professional engineering qualification in civil or hydraulic engineering
- Experience with local development regulations and permitting
- Competence
- Integrity
- Candor toward the client and the public
Field classification (triples vs literals)
textReferencescontent: Engineer A is a consulting engineer representing Client B, a developer who is proposing to develop a health care facility that requires a significant upgrade to the property’s access road that crosses a tidal saltmarsh.; Engineer A’s scope includes design and local permitting of the roadway, including an upgrade of the tidal crossing from a small culvert to a small bridge, increasing its hydraulic capacity.roleCategorycontent: provider_clientroleKindcontent: professionaldistinguishingFeaturescontent: Engaged by a client in a consulting capacity rather than as an employee; Performs design and local permitting services within a client-defined scope; Exercises independent hydraulic engineering judgment about downstream and upstream effects of the designprofessionalScopecontent: Design and local permitting of roadway and hydraulic crossing infrastructure for a client's development project, including proposing further specialized analyses where professional judgment identifies risks.typicalQualificationscontent: Professional engineering qualification in civil or hydraulic engineering; Experience with local development regulations and permittingassociatedVirtuescontent: Competence; Integrity; Candor toward the client and the publicconfidenceassessment: 0.95
"the proposed project may result in some upstream homes becoming uninhabitable a decade or more earlier than would otherwise be the case"
"flood damage to a neighborhood of twenty upstream homes during future high tides and storm surges"
- Affected by project consequences without any contractual relationship to the project
- Faces potential flood damage and loss of habitability from the design decision
Field classification (triples vs literals)
textReferencescontent: the proposed project may result in some upstream homes becoming uninhabitable a decade or more earlier than would otherwise be the case; flood damage to a neighborhood of twenty upstream homes during future high tides and storm surgesroleKindcontent: participantdistinguishingFeaturescontent: Affected by project consequences without any contractual relationship to the project; Faces potential flood damage and loss of habitability from the design decisionconfidenceassessment: 0.9
Roles Individuals
4Engineer A Consulting Engineer
Consultant Engineer Role"Engineer A is a consulting engineer representing Client B, a developer who is proposing to develop a health care facility that requires a significant upgrade to the property’s access road that crosses..."
"Engineer A’s scope includes design and local permitting of the roadway, including an upgrade of the tidal crossing from a small culvert to a small bridge, increasing its hydraulic capacity."
"It is Engineer A’s judgment, based on hydraulic evaluation procedures presented at a recent transportation agency conference, that the proposed project may result in some upstream homes becoming uninh..."
"Engineer A is a consulting engineer representing Client B, a developer who is proposing to develop a health care facility"
Field classification (triples vs literals)
actor: Engineer Aattributes: {'scope_of_engagement': 'Design and local permitting of the roadway, including upgrade of the tidal crossing from a small culvert to a small bridge', 'professional_judgment': 'Judges that the proposed project may result in some upstream homes becoming uninhabitable a decade or more earlier than would otherwise be the case', 'proposed_further_analysis': 'Proposes a complex and costly hydrologic and hydraulic analysis by a specialized subconsultant'}relationships: {'type': 'hasClient', 'target': 'Client B', 'quote': 'Engineer A is a consulting engineer representing Client B, a developer who is proposing to develop a health care facility'}
textReferencescontent: Engineer A is a consulting engineer representing Client B, a developer who is proposing to develop a health care facility that requires a significant upgrade to the property’s access road that crosses a tidal saltmarsh.; Engineer A’s scope includes design and local permitting of the roadway, including an upgrade of the tidal crossing from a small culvert to a small bridge, increasing its hydraulic capacity.; It is Engineer A’s judgment, based on hydraulic evaluation procedures presented at a recent transportation agency conference, that the proposed project may result in some upstream homes becoming uninhabitable a decade or more earlier than would otherwise be the case.roleClasscontent: Consultant Engineer RoleroleCategorycontent: provider_clientroleKindcontent: professionalspecialtycontent: Roadway design and local permitting, hydraulic capacity of tidal crossingstechnicalBackgroundcontent: Familiar with hydraulic evaluation procedures presented at a recent transportation agency conferenceadditionalRelationshipscontent: {'type': 'proposesToRetain', 'target': 'Specialized Subconsultant', 'quote': 'Engineer A proposes a complex and costly hydrologic and hydraulic analysis by a specialized subconsultant'}caseInvolvementcontent: Retained by Client B to design and permit the roadway upgrade and tidal crossing, judges that the project may accelerate upstream homes becoming uninhabitable, proposes a specialized hydrologic and hydraulic analysis, and is directed by Client B to proceed without it unless regulatory authorities request it.confidenceassessment: 0.95
Client B Developer Client
Client Role"Client B, a developer who is proposing to develop a health care facility that requires a significant upgrade to the property’s access road that crosses a tidal saltmarsh"
"Client B directs Engineer A to proceed without the costly analysis unless and until such an analysis is requested by the applicable regulatory authorities."
Field classification (triples vs literals)
actor: Client Battributes: {'business_type': 'Developer', 'proposed_project': "Health care facility requiring a significant upgrade to the property's access road across a tidal saltmarsh"}
textReferencescontent: Client B, a developer who is proposing to develop a health care facility that requires a significant upgrade to the property’s access road that crosses a tidal saltmarsh; Client B directs Engineer A to proceed without the costly analysis unless and until such an analysis is requested by the applicable regulatory authorities.roleClasscontent: Client RoleroleKindcontent: participantadditionalRelationshipscontent: {'type': 'directsWorkOf', 'target': 'Engineer A', 'quote': 'Client B directs Engineer A to proceed without the costly analysis unless and until such an analysis is requested by the applicable regulatory authorities.'}caseInvolvementcontent: Commissions Engineer A's design and permitting services for the health care facility development and directs Engineer A to proceed without the costly hydrologic and hydraulic analysis unless and until regulatory authorities request it.confidenceassessment: 0.95
Applicable Regulatory Authorities
Regulatory Authority Role"Client B directs Engineer A to proceed without the costly analysis unless and until such an analysis is requested by the applicable regulatory authorities."
Field classification (triples vs literals)
actor: Applicable Regulatory Authoritiesattributes: {'authority': 'May request the hydrologic and hydraulic analysis as part of the permitting process'}
textReferencescontent: Client B directs Engineer A to proceed without the costly analysis unless and until such an analysis is requested by the applicable regulatory authorities.roleClasscontent: Regulatory Authority RoleroleKindcontent: participantcaseInvolvementcontent: The permitting oversight bodies whose potential request for the hydrologic and hydraulic analysis is the condition under which Client B would authorize the costly study.confidenceassessment: 0.85
Upstream Homeowners Affected Public
Public Role"the proposed project may result in some upstream homes becoming uninhabitable a decade or more earlier than would otherwise be the case"
"flood damage to a neighborhood of twenty upstream homes during future high tides and storm surges"
Field classification (triples vs literals)
actor: Upstream Homeownersattributes: {'number_of_homes': 'Twenty upstream homes', 'exposure': 'Flood damage during future high tides and storm surges, potential loss of habitability a decade or more earlier'}
textReferencescontent: the proposed project may result in some upstream homes becoming uninhabitable a decade or more earlier than would otherwise be the case; flood damage to a neighborhood of twenty upstream homes during future high tides and storm surgesroleClasscontent: Affected HomeownerroleKindcontent: participantcaseInvolvementcontent: A neighborhood of twenty upstream homes that may suffer flood damage during future high tides and storm surges, with some homes possibly becoming uninhabitable a decade or more earlier because of the project's increased hydraulic capacity and sea level rise.confidenceassessment: 0.88
S States
States Classes
7"Client B directs Engineer A to proceed without the costly analysis unless and until such an analysis is requested by the applicable regulatory authorities."
- The applicable regulatory authorities request the analysis
- The client withdraws or modifies the directive
Field classification (triples vs literals)
textReferencescontent: Client B directs Engineer A to proceed without the costly analysis unless and until such an analysis is requested by the applicable regulatory authorities.stateCategorycontent: regulatorypersistenceTypecontent: inertialprincipleTransformationcontent: The client directive makes the faithful-agent principle concrete as an instruction to proceed without the analysis, conditioned on any future regulatory request.confidenceassessment: 0.93
activationConditions: The client issues a specific instruction on how the contracted services are to be performedterminationConditions: The applicable regulatory authorities request the analysis; The client withdraws or modifies the directiveobligationActivation: Obligation to act as a faithful agent while weighing the directive against other dutiesactionConstraints: Proceed without the costly analysis unless and until regulators request it
"Engineer A proposes a complex and costly hydrologic and hydraulic analysis by a specialized subconsultant"
"Client B directs Engineer A to proceed without the costly analysis unless and until such an analysis is requested by the applicable regulatory authorities."
"Engineer A proposes a complex and costly hydrologic and hydraulic analysis by a specialized subconsultant to predict the extent to which sea level rise and the increased hydraulic capacity of the tida..."
- The applicable regulatory authorities request the analysis and it is performed
- The client authorizes the analysis
Field classification (triples vs literals)
textReferencescontent: Engineer A proposes a complex and costly hydrologic and hydraulic analysis by a specialized subconsultant; Client B directs Engineer A to proceed without the costly analysis unless and until such an analysis is requested by the applicable regulatory authorities.; Engineer A proposes a complex and costly hydrologic and hydraulic analysis by a specialized subconsultant to predict the extent to which sea level rise and the increased hydraulic capacity of the tidal crossing will result in flood damage to a neighborhood of twenty upstream homes during future high tides and storm surges, anticipating this to be a difficult question to answer in the project’s public hearings. Client B directs Engineer A to proceed without the costly analysis unless and until such an analysis is requested by the applicable regulatory authorities.stateCategorycontent: resourcepersistenceTypecontent: inertialprincipleTransformationcontent: The unavailability of the recommended analysis conditions the feasibility of quantifying the flood risk, making the duty to inform and advise the concrete path for the professional.confidenceassessment: 0.85
activationConditions: The client directs that the professional proceed without the recommended analysisterminationConditions: The applicable regulatory authorities request the analysis and it is performed; The client authorizes the analysisobligationActivation: Obligation to advise the client of the consequences of proceeding without the recommended analysis
"Local development regulations require designing for a 25-year fresh-water storm, and assume that future weather conditions will be consistent with updated historical data."
Field classification (triples vs literals)
textReferencescontent: Local development regulations require designing for a 25-year fresh-water storm, and assume that future weather conditions will be consistent with updated historical data.stateCategorycontent: regulatorypersistenceTypecontent: inertialprincipleTransformationcontent: The principle of lawful practice becomes the concrete duty to design the roadway and tidal crossing to the 25-year storm standard the regulations require.confidenceassessment: 0.92
activationConditions: Local development regulations governing the project design are in forceterminationConditions: The regulations are amended or supersededobligationActivation: Obligation to design in compliance with applicable regulationsactionConstraints: Design must meet the 25-year fresh-water storm standard
"The local development regulations and national design codes and standards have not yet been updated to reflect changing conditions and weather patterns, including effects of sea level rise and changes..."
Field classification (triples vs literals)
textReferencescontent: The local development regulations and national design codes and standards have not yet been updated to reflect changing conditions and weather patterns, including effects of sea level rise and changes in precipitation intensities and recurrence intervals effected by on-going climate change.stateCategorycontent: regulatorypersistenceTypecontent: inertialprincipleTransformationcontent: Because the written standard lags known climate conditions, the professional judgment principle transforms into a concrete need to evaluate risks the code does not yet capture.confidenceassessment: 0.9
activationConditions: Real-world conditions change faster than the governing codes and regulations are updatedterminationConditions: The regulations and design codes are updated to reflect the changed conditionsobligationActivation: Obligation to exercise professional judgment beyond minimum code compliance where the standard lags known conditions
"It is Engineer A’s judgment, based on hydraulic evaluation procedures presented at a recent transportation agency conference, that the proposed project may result in some upstream homes becoming uninh..."
Field classification (triples vs literals)
textReferencescontent: It is Engineer A’s judgment, based on hydraulic evaluation procedures presented at a recent transportation agency conference, that the proposed project may result in some upstream homes becoming uninhabitable a decade or more earlier than would otherwise be the case.stateCategorycontent: epistemicpersistenceTypecontent: inertialprincipleTransformationcontent: Awareness of an unquantified flood risk transforms the public welfare principle into a concrete duty to raise and pursue clarification of the risk.confidenceassessment: 0.93
activationConditions: The professional forms a judgment that a potential risk exists without having quantified itterminationConditions: A hydrologic and hydraulic analysis quantifies the extent of the riskobligationActivation: Obligation to advise the client of the anticipated risk
"predict the extent to which sea level rise and the increased hydraulic capacity of the tidal crossing will result in flood damage to a neighborhood of twenty upstream homes during future high tides an..."
"the proposed project may result in some upstream homes becoming uninhabitable a decade or more earlier than would otherwise be the case"
Field classification (triples vs literals)
textReferencescontent: predict the extent to which sea level rise and the increased hydraulic capacity of the tidal crossing will result in flood damage to a neighborhood of twenty upstream homes during future high tides and storm surges; the proposed project may result in some upstream homes becoming uninhabitable a decade or more earlier than would otherwise be the casestateCategorycontent: riskpersistenceTypecontent: inertialprincipleTransformationcontent: The exposure of the upstream neighborhood to flood harm transforms the paramountcy of public welfare into concrete duties bearing on the design and evaluation of the tidal crossing.confidenceassessment: 0.92
activationConditions: The proposed upgrade increases the hydraulic capacity of the tidal crossing while sea level rise continuesterminationConditions: The design is modified or mitigation is adopted so the upstream homes are no longer exposed to the accelerated flood harmobligationActivation: Obligation to hold paramount the safety, health, and welfare of the public
"Engineer A is a consulting engineer representing Client B, a developer who is proposing to develop a health care facility that requires a significant upgrade to the property’s access road that crosses..."
"Engineer A’s scope includes design and local permitting of the roadway, including an upgrade of the tidal crossing from a small culvert to a small bridge, increasing its hydraulic capacity."
Field classification (triples vs literals)
textReferencescontent: Engineer A is a consulting engineer representing Client B, a developer who is proposing to develop a health care facility that requires a significant upgrade to the property’s access road that crosses a tidal saltmarsh.; Engineer A’s scope includes design and local permitting of the roadway, including an upgrade of the tidal crossing from a small culvert to a small bridge, increasing its hydraulic capacity.stateCategorycontent: regulatorypersistenceTypecontent: inertialprincipleTransformationcontent: The engagement in force converts the loyalty and faithful-agent principle into concrete duties to Client B within the defined design and permitting scope.confidenceassessment: 0.88
activationConditions: Engineer A is retained by Client B for design and local permitting of the roadwayterminationConditions: The engagement is completed or terminatedobligationActivation: Obligation to act as a faithful agent and trustee of the client
States Individuals
7"Client B directs Engineer A to proceed without the costly analysis unless and until such an analysis is requested by the applicable regulatory authorities."
- Engineer A
- Client B
- Upstream homeowners
- Applicable regulatory authorities
Field classification (triples vs literals)
textReferencescontent: Client B directs Engineer A to proceed without the costly analysis unless and until such an analysis is requested by the applicable regulatory authorities.stateClasscontent: Client Directive Statesubjectcontent: Engineer A, as directed by Client BactivePeriodcontent: From Client B issuing the directive unless and until regulators request the analysistriggeringEventcontent: Client B directs Engineer A to proceed without the costly analysisterminatedBycontent: A request for the analysis by the applicable regulatory authorities, or Client B modifying the directiveaffectedPartiescontent: Engineer A; Client B; Upstream homeowners; Applicable regulatory authoritiesconfidenceassessment: 0.93urgencyLevelassessment: high
"It is Engineer A’s judgment, based on hydraulic evaluation procedures presented at a recent transportation agency conference, that the proposed project may result in some upstream homes becoming uninh..."
- Engineer A
- Client B
- Upstream homeowners
Field classification (triples vs literals)
textReferencescontent: It is Engineer A’s judgment, based on hydraulic evaluation procedures presented at a recent transportation agency conference, that the proposed project may result in some upstream homes becoming uninhabitable a decade or more earlier than would otherwise be the case.stateClasscontent: Unquantified Risk Statesubjectcontent: Engineer AactivePeriodcontent: From Engineer A forming the judgment until the risk is quantified or the question is resolvedtriggeringEventcontent: Engineer A applies hydraulic evaluation procedures presented at a recent transportation agency conference and forms the judgment about accelerated uninhabitabilityterminatedBycontent: Performance of the proposed hydrologic and hydraulic analysis quantifying the extent of the flood damage riskaffectedPartiescontent: Engineer A; Client B; Upstream homeownersconfidenceassessment: 0.93urgencyLevelassessment: high
"Local development regulations require designing for a 25-year fresh-water storm, and assume that future weather conditions will be consistent with updated historical data."
- Engineer A
- Client B
- Applicable regulatory authorities
Field classification (triples vs literals)
textReferencescontent: Local development regulations require designing for a 25-year fresh-water storm, and assume that future weather conditions will be consistent with updated historical data.stateClasscontent: Regulatory Requirement Statesubjectcontent: The roadway and tidal crossing design governed by local development regulationsactivePeriodcontent: Throughout the design and local permitting of the projecttriggeringEventcontent: The local development regulations governing the project are in force when the project is proposedterminatedBycontent: Amendment or update of the local development regulationsaffectedPartiescontent: Engineer A; Client B; Applicable regulatory authoritiesconfidenceassessment: 0.92urgencyLevelassessment: medium
"The local development regulations and national design codes and standards have not yet been updated to reflect changing conditions and weather patterns, including effects of sea level rise and changes..."
- Engineer A
- Client B
- Upstream homeowners
- Applicable regulatory authorities
Field classification (triples vs literals)
textReferencescontent: The local development regulations and national design codes and standards have not yet been updated to reflect changing conditions and weather patterns, including effects of sea level rise and changes in precipitation intensities and recurrence intervals effected by on-going climate change.stateClasscontent: Evolving Standard Statesubjectcontent: The local development regulations and national design codes and standards applicable to the projectactivePeriodcontent: Until the regulations and codes are updated to reflect changing conditionstriggeringEventcontent: On-going climate change outpaces the update cycle of the regulations and design codesterminatedBycontent: Update of the local development regulations and national design codes to reflect changing conditionsaffectedPartiescontent: Engineer A; Client B; Upstream homeowners; Applicable regulatory authoritiesconfidenceassessment: 0.9urgencyLevelassessment: medium
"predict the extent to which sea level rise and the increased hydraulic capacity of the tidal crossing will result in flood damage to a neighborhood of twenty upstream homes during future high tides an..."
"the proposed project may result in some upstream homes becoming uninhabitable a decade or more earlier than would otherwise be the case"
- Upstream homeowners
- Client B
- Engineer A
Field classification (triples vs literals)
textReferencescontent: predict the extent to which sea level rise and the increased hydraulic capacity of the tidal crossing will result in flood damage to a neighborhood of twenty upstream homes during future high tides and storm surges; the proposed project may result in some upstream homes becoming uninhabitable a decade or more earlier than would otherwise be the casestateClasscontent: Public Safety Risk Statesubjectcontent: The neighborhood of twenty upstream homesactivePeriodcontent: From the proposed upgrade of the tidal crossing onward, during future high tides and storm surgestriggeringEventcontent: The proposed upgrade of the tidal crossing from a small culvert to a small bridge increasing its hydraulic capacity, combined with on-going sea level riseterminatedBycontent: Design changes or mitigation that remove the accelerated flood harm to the upstream homesaffectedPartiescontent: Upstream homeowners; Client B; Engineer Aconfidenceassessment: 0.9urgencyLevelassessment: high
"Engineer A proposes a complex and costly hydrologic and hydraulic analysis by a specialized subconsultant"
"Client B directs Engineer A to proceed without the costly analysis unless and until such an analysis is requested by the applicable regulatory authorities."
- Engineer A
- Client B
- Upstream homeowners
Field classification (triples vs literals)
textReferencescontent: Engineer A proposes a complex and costly hydrologic and hydraulic analysis by a specialized subconsultant; Client B directs Engineer A to proceed without the costly analysis unless and until such an analysis is requested by the applicable regulatory authorities.stateClasscontent: Safeguard Absence Statesubjectcontent: The project design work proceeding without the proposed hydrologic and hydraulic analysisactivePeriodcontent: While the work proceeds without the analysis, unless and until regulators request ittriggeringEventcontent: Client B directs Engineer A to proceed without the costly analysisterminatedBycontent: Performance of the analysis after a request by the applicable regulatory authorities or client authorizationaffectedPartiescontent: Engineer A; Client B; Upstream homeownersconfidenceassessment: 0.85urgencyLevelassessment: high
"Engineer A is a consulting engineer representing Client B, a developer who is proposing to develop a health care facility that requires a significant upgrade to the property’s access road that crosses..."
"Engineer A’s scope includes design and local permitting of the roadway, including an upgrade of the tidal crossing from a small culvert to a small bridge, increasing its hydraulic capacity."
- Engineer A
- Client B
Field classification (triples vs literals)
textReferencescontent: Engineer A is a consulting engineer representing Client B, a developer who is proposing to develop a health care facility that requires a significant upgrade to the property’s access road that crosses a tidal saltmarsh.; Engineer A’s scope includes design and local permitting of the roadway, including an upgrade of the tidal crossing from a small culvert to a small bridge, increasing its hydraulic capacity.stateClasscontent: Active Client Engagement Statesubjectcontent: Engineer A's engagement with Client B for design and local permitting of the roadwayactivePeriodcontent: Throughout the design and local permitting engagementtriggeringEventcontent: Client B retains Engineer A for design and local permitting of the roadway including the tidal crossing upgradeterminatedBycontent: Completion or termination of the engagementaffectedPartiescontent: Engineer A; Client Bconfidenceassessment: 0.88urgencyLevelassessment: low
Rs Resources
Resources Classes
3"Local development regulations require designing for a 25-year fresh-water storm, and assume that future weather conditions will be consistent with updated historical data."
Field classification (triples vs literals)
textReferencescontent: Local development regulations require designing for a 25-year fresh-water storm, and assume that future weather conditions will be consistent with updated historical data.resourceCategorycontent: legal_resourceconfidenceassessment: 0.9
"The local development regulations and national design codes and standards have not yet been updated to reflect changing conditions and weather patterns"
Field classification (triples vs literals)
textReferencescontent: The local development regulations and national design codes and standards have not yet been updated to reflect changing conditions and weather patternsresourceCategorycontent: technical_standardconfidenceassessment: 0.88
"based on hydraulic evaluation procedures presented at a recent transportation agency conference"
Field classification (triples vs literals)
textReferencescontent: based on hydraulic evaluation procedures presented at a recent transportation agency conferenceresourceCategorycontent: reference_materialconfidenceassessment: 0.85