
Surrey
Concerns raised2
Failure to implement an informed and comprehensive plan for risk management at the location
Persistent road-surface flat spot and associated aquaplaning hazard
Actions described in response An action is something this recipient says it has done, is doing, or plans to do in response to the concern raised.13
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Action
Trial catchpit sensors to monitor water levels and flow and inform intervention frequency.
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Action
Review drainage maintenance and inspection requirements, assess best practice and determine whether enhanced requirements are justified.
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Action
Assess carriageway profile and develop sufficiently detailed remediation proposals for cost-benefit analysis where issues are identified.
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Action
Investigate flooding-hotspot anomalies and identify justified potential improvements to the drainage system.
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Action
Carry out vegetation cutting and remove excess vegetation from the adjacent landscape plot to reduce leaf burden.
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Action
Undertake scheduled drainage inspections, cleansing of blocked or silted assets, and sweeping of the hardstrip and central reserve.
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Action
Maintain the newly installed temporary flooding warning signs and inspect them weekly for presence and function.
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Action
Undertake a standards-based review of signage requirements, including whether the fixed warning sign should be illuminated.
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Action
Develop and operate a severe-weather surface-water response procedure covering patrol deployment, incident logging, secondary response and CCTV monitoring.
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Action
Carry out weekly visual inspections of slot drains and catchpit surfaces to identify debris accumulation.
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Action
Review whether alternative carriageway surfacing could provide beneficial risk mitigation.
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Action
Review and develop contingency plans for proactive management of heavy rain, surface water and associated warnings or restrictions.
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Action
Develop and issue an inspection guide defining acceptable debris levels for hardstrips, central reserves and slot drains.