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Non-material amendment to planning permission ref. 75317/APP/2019/4141 (refused on 22-05-2020 and allowed at appeal on 18-11-2020) (Request for approval of Plans & Specifications under condition imposed by Schedule 17 to the High Speed Rail (London - West Midlands) Act 2017, relating to the new above-ground section of railway, including the West Ruislip Portal, the Portal Headhouse and Site Compound, substation building, part of the West Ruislip Retained Embankment and associated permanent works, including lighting, earthworks (including retaining walls), boundary / security fencing (location only) and noise barriers) to remove steel posts from the track facing side of the noise barriers.

LAND N/O CHILTERN MAINLINE, E/O RIVER PINN, W/O HIGH ROAD/ ICKENHAM ROAD RUISLIP

ApprovalReference: 75317/APP/2026/399London Borough of Hillingdon

Application location

LAND N/O CHILTERN MAINLINE, E/O RIVER PINN, W/O HIGH ROAD/ ICKENHAM ROAD RUISLIP

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Application summary

Status
Approval
Application type
Not published
Received
16 Feb 2026
Validated
18 Feb 2026
Determination deadline
15 Apr 2026
Local authority
London Borough of Hillingdon

Application overview

Non-material amendment to planning permission ref. 75317/APP/2019/4141 (refused on 22-05-2020 and allowed at appeal on 18-11-2020) (Request for approval of Plans & Specifications under condition imposed by Schedule 17 to the High Speed Rail (London - West Midlands) Act 2017, relating to the new above-ground section of railway, including the West Ruislip Portal, the Portal Headhouse and Site Compound, substation building, part of the West Ruislip Retained Embankment and associated permanent works, including lighting, earthworks (including retaining walls), boundary / security fencing (location only) and noise barriers) to remove steel posts from the track facing side of the noise barriers.

Proposal details

Reference
75317/APP/2026/399
Ward
RUISLIP 2022
Agent
Simon Williams 1 Eversholt Street London NW1 2DN

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Documents 5 of 5

DocumentPublishedAction
Application Form - Without Personal DataAPPLICATION FORM18 Feb 2026View
1MC04-SCJ_SDH-AR-DEL-SS05_SL07-483212 Rev. C02 Noise Barriers Plans and ElevationsPLAN18 Feb 2026View
1MC04-SCJ_SDH-IN-APP-SS05_SL07-000075 Covering Letter - 13/02/2026SUPPORTING INFORMATION18 Feb 2026View
Submission FormSUPPORTING INFORMATION18 Feb 2026View
DECISION NOTICEDECISION NOTICE7 Apr 2026View

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Application timeline

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  1. Received

    Published milestoneCouncil source

  2. Validated

    Published milestoneCouncil source

  3. Decided

    Published milestoneCouncil source

  4. Decision By

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    Council source

Decision & conditions

Approval
DECISION NOTICE
Planning conditions

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