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Planning application

COLNE VALLEY VIADUCT, WETLANDS ECOLOGICAL MITIGATION SITE HARVIL ROAD HAREFIELD

Granted Hillingdon 73263/APP/2026/251 Full

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Request for approval of Plans and Specifications for works within the Colne Valley Viaduct Groundworks South Area 1, on land south of Moorhall Road, on the east side of Savay Lake, in accordance with Paragraph 3 of Schedule 17 to the High Speed Rail (London - West Midlands) Act 2017.

As published by the council, reference 73263/APP/2026/251

Application record

Reference
73263/APP/2026/251
Type
Full
Status
Approval
Decision
Granted As published: Permitted
Received
29 Jan 2026
Validated
29 Jan 2026
Decided
9 Apr 2026
Ward
ICK/HAM & S HF/D 22

Site history

Applications at this address on the Hillingdon register

This site has had 4 applications since 2024: 4 approved, 0 refused.

  • 73263/APP/2026/250 Granted

    COLNE VALLEY VIADUCT, WETLANDS ECOLOGICAL MITIGATION SITE HARVIL ROAD HAREFIELD

    Request for agreement of a Site Restoration Scheme on land parcels to the south of Moorhall Road, in proximity to the Colne Valley Viaduct and its associated construction works, in accordance with Paragraph 5(1) of Part 1, Schedule 16 to the High Speed Rail (London - West Midlands) Act 2017.

    Decided 26 Mar 2026 Full applications
  • 73263/APP/2026/43 Granted

    COLNE VALLEY VIADUCT, WETLANDS ECOLOGICAL MITIGATION SITE HARVIL ROAD HAREFIELD

    Request for approval of Plans and Specifications for reconfiguration of previously approved works within the Colne Valley Viaduct Groundworks South Area 1, on land predominantly alongside Dews Lane and contained between Harvill Road to the east, the Chiltern Railway line to the south and Harefield No.2 Lake to the west, in accordance with Paragraphs 2 and 3 of Schedule 17 to the High Speed Rail (London - West Midlands) Act 2017.

    Decided 11 Mar 2026 Full applications
  • 73263/APP/2024/2181 Granted

    COLNE VALLEY VIADUCT, WETLANDS ECOLOGICAL MITIGATION SITE HARVIL ROAD HAREFIELD

    Request for approval under Schedule 17 to the High-Speed Rail (London - West Midlands) Act 2017 for the creation of five gravel islands in the south-eastern corner of Broadwater Lake within the Colne Valley to provide nesting opportunities for water birds.

    Decided 22 Oct 2024 Full applications

Timeline

Dates from the published record

  1. 29 Jan 2026

    Received by Hillingdon

  2. 9 Apr 2026

    Decision issued: Permitted

  3. 12 Aug 2026

    Added to PlanIndex

Documents

Plans, drawings, consultee responses and the officer's report

9 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

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Open the documents

What this grant of permission means

Hillingdon granted permission on 9 April 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

About full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

In Hillingdon

  • 3638/APP/2026/1538 Refused

    FORMER REGAL CINEMA 233 HIGH STREET UXBRIDGE UB8 1LD

    Change of use of existing nightclub (Sui Generis) to a banqueting suite (Sui Generis) and development of a hotel (Use Class C1) including the change of use of existing gymnasium (Use Class E) and associated landscaping, car, and cycle spaces (Part retrospective).

    Received 22 Jun, published by the council 3 Sep 2026 Full applications
  • 80157/APP/2026/1606 Awaiting decision

    9 & 11 PINKWELL LANE HAYES UB3 1PQ

    Joint application for a single storey rear & front extension. Followed by demolition of existing rear conservatory & sheds.

    Received 29 Jun, published by the council 23 Aug 2026 Full applications
  • 76676/APP/2026/2023 Awaiting decision

    87 NORTH VIEW EASTCOTE HA5 1PX

    Erection of a single storey wrap around side and rear extension

    Received 13 Aug, published by the council 3 Sep 2026 Full applications
  • 22901/APP/2026/2013 Awaiting decision

    THE RANCHER RICKMANSWORTH ROAD HAREFIELD UB9 6JX

    Erection of single storey front infill and side extension

    Received 12 Aug, published by the council 3 Sep 2026 Full applications
  • 76795/APP/2025/2062 Awaiting decision

    LAND AT YIEWSLEY LIBRARY & FORMER YIEWSLEY POOL FALLING LANE OTTERFIELD ROAD YIEWSLEY UB7 8AB

    Details pursuant to the partial discharge of Conditions 13 (Energy Statement), 14 (Energy Monitoring Plan) and 31 (Drainage Design) for the Falling Lane Site only of planning permission ref. 76795/APP/2023/2503 dated 14-09-2023 for 'Demolition of existing Yiewsley Library Building and the erection of a new residential building on the Yiewsley Library site (Falling Lane) and the erection of a new mixed use building on the former Yiewsley Swimming Pool site (Otterfield Road), with a replacement library at ground floor level, residential uses above and new pedestrian access off of the High Street'. Detailed Description: Demolition of existing Yiewsley Library Building and the erection of a 5-storey residential building, comprising 50 dwellings, with 28 undercroft parking spaces (13 for residential and 15 for use by Rabbsfarm Primary School). The Otterfield Road site proposes the erection of a 5-storey building, comprising 45 dwellings, with 25 car parking spaces (23 for residential and 2 for library users)).

    Received 31 Jul, published by the council 26 Jul 2026 Full applications