GETTING THE BALANCE RIGHT: Breaking the Link Between Economic and Traffic Growth Graham Riley...
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GETTING THE BALANCE RIGHT: GETTING THE BALANCE RIGHT: Breaking the Link Between Breaking the Link Between Economic and Traffic Growth Economic and Traffic Growth Graham Riley Graham Riley Influencing Travel Behaviour Influencing Travel Behaviour Team Team
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Transcript of GETTING THE BALANCE RIGHT: Breaking the Link Between Economic and Traffic Growth Graham Riley...
GETTING THE BALANCE GETTING THE BALANCE RIGHT:RIGHT:
Breaking the Link Between Breaking the Link Between Economic and Traffic GrowthEconomic and Traffic Growth
Graham RileyGraham Riley
Influencing Travel Behaviour Influencing Travel Behaviour TeamTeam
The Highways AgencyThe Highways Agency
Agency for DepartmentAgency for DepartmentFor TransportFor Transport
Responsible forResponsible forStrategic Road NetworkStrategic Road NetworkIn EnglandIn England
c.8,000 km of:c.8,000 km of:• MotorwaysMotorways• Major trunk roadsMajor trunk roads
Traffic volume
Development traffic
Network capacity
Meeting Demand?Meeting Demand?
Background growth
Network capacity
Development traffic
Traffic demand
10 years
Required capacity 10 years after full
opening of the development
The “Traditional” The “Traditional” approachapproach
1 - Build new capacity 1 - Build new capacity 2 - Technology Improvements2 - Technology Improvements
3 - Access Management3 - Access Management
4 - Impact Avoidance4 - Impact Avoidance
Four basic methods of Four basic methods of accommodating growing accommodating growing
demand:-demand:-
Background growth
Network capacity
Development traffic
Traffic demand
10 years
The “Traditional” The “Traditional” approachapproach
Background growth
Network capacity
Development traffic
Traffic volume
The “Traditional” The “Traditional” approachapproach
Background growth
Network capacity
Traffic congestion / unsatisfied
demand
Many network Many network capacity capacity
improvements are improvements are not feasiblenot feasible
Minimise new traffic Minimise new traffic generationgeneration
Reduce / reverse background Reduce / reverse background growthgrowth
Constrain overall traffic Constrain overall traffic within manageable, within manageable, acceptable limitsacceptable limits
Where capacity headroom is Where capacity headroom is very limited, we need to very limited, we need to
manage demand:-manage demand:-
Traffic growth
Network capacity
Constraints to traffic generation:Constraints to traffic generation: Travel PlansTravel Plans
Traffic growth
Network capacity
• Public TransportPublic Transport
Constraints to traffic generation:Constraints to traffic generation: Travel PlansTravel Plans
Traffic growth
Network capacity
• Public TransportPublic Transport• Car sharing / car clubsCar sharing / car clubs
Constraints to traffic generation:Constraints to traffic generation: Travel PlansTravel Plans
Traffic growth
Network capacity
• Public TransportPublic Transport• Car sharing / car clubsCar sharing / car clubs• Parking limitsParking limits
Constraints to traffic generation:Constraints to traffic generation: Travel PlansTravel Plans
Traffic growth
Network capacity
• Public TransportPublic Transport• Car sharing / car clubsCar sharing / car clubs• Parking limitsParking limits• Access managementAccess management
Constraints to traffic generation:Constraints to traffic generation: Travel PlansTravel Plans
Traffic growth
Network capacity
• Public TransportPublic Transport• Car sharing / car clubsCar sharing / car clubs• Parking limitsParking limits• Access managementAccess management• plus much more?plus much more?
Constraints to traffic generation:Constraints to traffic generation: Travel PlansTravel Plans
Traffic growth
Network capacity
• Public TransportPublic Transport• Car sharing / car clubsCar sharing / car clubs• Parking limitsParking limits• Access managementAccess management• plus much more?plus much more?
Constraints to traffic generation:Constraints to traffic generation: Travel PlansTravel Plans
Innovative Planning Innovative Planning GuidanceGuidance
• New Guidance on Transport New Guidance on Transport Assessment (April, 2007)Assessment (April, 2007)•Primary Mitigation – Travel PlansPrimary Mitigation – Travel Plans
•Secondary Mitigation – Physical Secondary Mitigation – Physical MeasuresMeasures
•Developments must satisfy ‘no Developments must satisfy ‘no worse off’ condition!worse off’ condition!
ImpactImpactAvoidanceAvoidance
AccessAccessManagementManagement
TechnologyTechnologyImprovementsImprovements
CapacityCapacityImprovementsImprovements
The Highways Agency’s approach to spatial planning
The “Trip Credit” approachThe “Trip Credit” approach
The “Trip Credit” approachThe “Trip Credit” approach
Trip “Credit” interventions:Trip “Credit” interventions:• Minimise impacts from new Minimise impacts from new
developmentdevelopment• Create “headroom” from Create “headroom” from
neighbouring existing neighbouring existing developmentsdevelopments
• Aim to achieve traffic neutrality Aim to achieve traffic neutrality (or as near as possible)(or as near as possible)
New Employmen
tExisting Employme
ntExisting Housing
Existing Employme
nt
A Real Working A Real Working Example…Example…
A Real Working Example…A Real Working Example…
New development with 215 new New development with 215 new employeesemployees•Estimated 182 two way trips at am Estimated 182 two way trips at am
peakpeak
• In-boundary travel plan measures In-boundary travel plan measures reduce trips to 136 (25% trip saving)reduce trips to 136 (25% trip saving)
•Area wide travel plan measures save a Area wide travel plan measures save a further 170 tripsfurther 170 trips
•Net trips from site -34!Net trips from site -34!
Thank YouThank YouGraham Riley
Regional Programme Manager: Influencing Travel Behaviour
Network Strategy (North of England)
Lateral, 8 City Walk, Leeds, LS11 9AT
Tel 0113 283 6233 Mob 07795 450549
Email: [email protected]
Find out more on the HA website: www.highways.gov.uk/knowledge/itb
