PFD report

Josie Archer-Smith · Prevention of Future Deaths report

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Issued 7 Dec 2022•Mid Kent and Medway

Report record

Published report and response evidence

This page connects the concerns raised in this report with statements found in recipients’ published responses. A link shows a clear evidence connection; it does not assign responsibility.

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Concerns
1

Raised in this report

Recipients
1

Named on the report

Responses found
1

Of 1 recipient

Stated actions
6

Described in responses

Recipients and published responses

Source document

Full report text

This is the full text from the original published report.

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Concerns and recipient responses

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Report evidence summary

Concerns raised1

  1. Failure of road drainage to prevent water running across the carriageway
    Part of recurring concern: Inadequate drainage control of hazardous surface water on public routesPart of recurring concern: Inadequate road drainage allowing hazardous surface water to remain on carriageways
Responses linked to these concerns

Each statement is shown once, even when linked to more than one concern.

Actions described in response An action is something a recipient says it has done, is doing, or plans to do in response to a concern raised.4

  1. Action

    Replace the distributor road’s vehicle restraint system and drainage as part of the refurbishment scheme.

    Stated by National HighwaysStated plannedThe respondent said that this action was planned when they made their response on 19 December 2022.
  2. Action

    Jet and survey the London-bound drainage system to improve drainage efficiency and identify remedial requirements.

    Stated by National HighwaysStated completedThe respondent said that this action was complete when they made their response on 19 December 2022.
  3. Action

    Complete drainage remedial works, including cleaning channels, drains, gullies and catchpits, repairing drainage pitches, installing a drainage pipe and adding an asphalt kerb.

    Stated by National HighwaysStated completedThe respondent said that this action was complete when they made their response on 19 December 2022.

Source evidence

How this individual concern was interpreted

PFD Monitor created a concise, searchable interpretation from the report wording shown below. Response links show a clear evidence connection; they do not assign responsibility.

PFD Monitor interpretation

Failure of road drainage to prevent water running across the carriageway

Wider context from the report

“The M20, a dual lane motorway, at the location where the collision took place has had a number of collisions occur which appear to have been caused by water/aquaplaning. Investigating police from the Serious Collisions Investigation unit commented that they are aware that this location is a problem in heavy weather and have attended collisions at this location in the past. The crash location is at the bottom of an incline on the M20 motorway which normally would not cause an issue, however the road also has a camber which causes water to run across the carriageway rather than draining into either the central reservation of the drain on the hard shoulder. The police officer believes that it is when this heavy water is running across the carriageway that there is an issue which does require further investigation as to any remedial works that can be completed to prevent any further fatal/serious injury collisions. ”

Is this part of a recurring concern?

Yes — Inadequate drainage control of hazardous surface water on public routes; Inadequate road drainage allowing hazardous surface water to remain on carriageways.

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Source evidence

How this respondent action was interpreted

PFD Monitor created a concise, searchable interpretation from the published response wording shown below.

PFD Monitor interpretation

Replace the distributor road’s vehicle restraint system and drainage as part of the refurbishment scheme.

Verbatim wording from the response

“The M20 Medway and Allington Deck Refurbishment scheme is due to be delivered between June and July 2023 at an estimated cost of £3 million.”

Source location

Response from National Highways Limited
Page 3 · response
Published 19 December 2022

Open published response

Source evidence

How this respondent action was interpreted

PFD Monitor created a concise, searchable interpretation from the published response wording shown below.

PFD Monitor interpretation

Jet and survey the London-bound drainage system to improve drainage efficiency and identify remedial requirements.

Verbatim wording from the response

“In the days immediately following the collision, and then over a period of approximately 18 months (as road space booking allowed for the lane closures) National Highways staff and our contractors carried out the following actions:”

Source location

Response from National Highways Limited
Page 2 · response
Published 19 December 2022

Open published response

Source evidence

How this respondent action was interpreted

PFD Monitor created a concise, searchable interpretation from the published response wording shown below.

PFD Monitor interpretation

Complete drainage remedial works, including cleaning channels, drains, gullies and catchpits, repairing drainage pitches, installing a drainage pipe and adding an asphalt kerb.

Verbatim wording from the response

“• Remedial works carried out following a full CCTV drainage survey: ◦ Traffic management put in place to carry out the works:”

Source location

Response from National Highways Limited
Page 2 · response
Published 19 December 2022

Open published response

Source evidence

How this respondent action was interpreted

PFD Monitor created a concise, searchable interpretation from the published response wording shown below.

PFD Monitor interpretation

Deliver the M20 Medway and Allington Deck Refurbishment scheme, including carriageway refurbishment and higher-grip, faster-draining Hot Rolled Asphalt surfacing.

Verbatim wording from the response

“The M20 Medway and Allington Deck Refurbishment scheme is due to be delivered between June and July 2023 at an estimated cost of £3 million.”

Source location

Response from National Highways Limited
Page 3 · response
Published 19 December 2022

Open published response

Other statements in published responses

These actions and other statements could not be clearly connected to one concern in this report.

Recipient-stated actions An action is something a recipient says it has done, is doing, or plans to do in response to a concern raised.2

  1. 1

    Configure overhead variable-message signs to warn drivers of skid risk or surface water when carriageway water is confirmed.

    Stated by National HighwaysStated completedThe respondent said that this action was complete when they made their response on 19 December 2022.
  2. 2

    Install temporary flooding-warning signs on the London-bound mainline until permanent works are complete.

    Stated by National HighwaysStated completedThe respondent said that this action was complete when they made their response on 19 December 2022.

Source evidence

How this respondent action was interpreted

PFD Monitor created a concise, searchable interpretation from the published response wording shown below.

PFD Monitor interpretation

Configure overhead variable-message signs to warn drivers of skid risk or surface water when carriageway water is confirmed.

Verbatim wording from the response

“In the days immediately following the collision, and then over a period of approximately 18 months (as road space booking allowed for the lane closures) National Highways staff and our contractors carried out the following actions:”

Source location

Response from National Highways Limited
Page 2 · response
Published 19 December 2022

Open published response

Source evidence

How this respondent action was interpreted

PFD Monitor created a concise, searchable interpretation from the published response wording shown below.

PFD Monitor interpretation

Install temporary flooding-warning signs on the London-bound mainline until permanent works are complete.

Verbatim wording from the response

“In the days immediately following the collision, and then over a period of approximately 18 months (as road space booking allowed for the lane closures) National Highways staff and our contractors carried out the following actions:”

Source location

Response from National Highways Limited
Page 2 · response
Published 19 December 2022

Open published response
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Information checked against the published report and official responses · Data reviewed 7 Sep 2026 · About data quality and limitations

Official responses located
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Data last updated 7 September 2026