Planning application
HS2 Construction Site West Of A412 Denham Way Chalfont Lane West Hyde Hertfordshire
Decided. The decision notice on the council portal carries the outcome in full, including any conditions.
Proposal
Application for non-material change under Paragraph 21 of Schedule 17 to the High Speed Rail (London-West Midlands) Act 2017. Amendment to Schedule 17 Approval Ref 20/0779/HS2 to amend hand rail design to Tilehouse Lane overbridge wingwalls
As published by the council, reference 26/1584/HS2
Application record
- Reference
- 26/1584/HS2
- Status
- Decided
- Received
- 1 Oct 2026
- Validated
- 1 Oct 2026
Site history
Applications at this address on the Three Rivers register
This site has had 10 applications since 2019: 6 approved, 0 refused.
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25/1395/HS2 Granted
HS2 Construction Site West Of A412 Denham Way Chalfont Lane West Hyde Hertfordshire
Submission of plans and specifications for lighting equipment under Paragraph 3 of Schedule 17 to the High Speed Rail (London-West Midlands) Act 2017. Development comprises installation of lighting equipment at the Chilterns Tunnel South Portal.
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24/1926/HS2 Decided
HS2 Construction Site West Of A412 Denham Way Chalfont Lane West Hyde Hertfordshire
Submission of details pursuant to Paragraph 5 of Schedule 16 to the High-Speed Rail (London -West Midlands) Act 2017 requesting agreement of Three Rivers District Council of the scheme for restoration required before giving up possession of the land (Land Parcel west of North Orbital Road, southeast of HS2 Construction Site and north of Old Shire Lane bridleway)
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24/1190/HS2 Decided
HS2 Construction Site West Of A412 Denham Way Chalfont Lane West Hyde Hertfordshire
Submission of details pursuant to Paragraph 5 of Schedule 16 to the High-Speed Rail (London -West Midlands) Act 2017 requesting agreement of Three Rivers District Council of the scheme for restoration required before giving up possesion of the land.
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23/0881/HS2 Granted
HS2 Construction Site West Of A412 Denham Way Chalfont Lane West Hyde Hertfordshire
Submission of plans and specifications under Paragraph 3 (other construction works) of Schedule 17 to the High Speed Rail (London-West Midlands) Act 2017. Development comprises amendments to previously approved earthworks, fence and gates locations and realignment of previously approved drainage attenuation ponds (amendments to details approved by applications 19/0945/HS2 and 21/0320/HS2), and approval of walls associated with viewing areas.
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23/0872/HS2 Granted
HS2 Construction Site West Of A412 Denham Way Chalfont Lane West Hyde Hertfordshire
Submission of plans and specifications for site restoration under Paragraph 12 of Schedule 17 to the High Speed Rail (London-West Midlands) Act 2017. Development comprises restoration scheme for land at Colne Valley Western Slopes and Chalfont Lane Bund including planting and seeding details, habitat features, realignment of ditches and fencing.
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23/0159/HS2 Granted
HS2 Construction Site West Of A412 Denham Way Chalfont Lane West Hyde Hertfordshire
Submission of plans and specifications for building works and other construction works under Paragraphs 2 (Building Works) and 3 (other construction works) of Schedule 17 to the High Speed Rail (London-West Midlands) Act 2017. Development comprises the permanent retention of three existing buildings (Distribution Network Operator substations - DNO), earthworks (including new earthworks and alterations to those consented under 21/0320/HS2 to realign drainage ditches and relocate attenuation basin), fences and walls (including new, and alterations to those consented under 21/0320/HS2) , and artificial lighting equipment.
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21/0320/HS2 Granted
HS2 Construction Site West Of A412 Denham Way Chalfont Lane West Hyde Hertfordshire
Submission of plans and specifications for building works (tunnel portal structures, and portal buildings under Paragraph 2) and other construction works (earthworks, sight noise or dust screens, fences or walls, and lighting equipment under Paragraph 3) of Schedule 17 to the High Speed Rail (London-West Midlands) Act 2017. Development comprises the creation of the Colne Valley Western Slopes earthworks, the realignment of Tilehouse Lane, construction of South Portal building and portal structures alongside associated fencing, noise barriers and lighting
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20/0077/DIS Decided
HS2 Construction Site West Of A412 Denham Way Chalfont Lane West Hyde Hertfordshire
Discharge of condition 2 (Colour) pursuant to HS2 S17 application 18/0389/HS2
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19/2062/HS2 Granted
HS2 Construction Site West Of A412 Denham Way Chalfont Lane West Hyde Hertfordshire
Submission of plans and specifications for matters ancillary to development under Paragraph 4 of Schedule 17 to the High Speed Rail (London-West Midlands) Act 2017. Development comprises the construction of a Construction Camp (Accommodation block with associated facilities and car parking).
Timeline
Dates from the published record
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1 Oct 2026
Received by Three Rivers
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5 Oct 2026
Added to PlanIndex
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15 Oct 2026
Status changed to Decided
Previously Pending Consideration.
After the decision
Three Rivers has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.
About this record
The published feed does not state which type of application this is; the register entry on Three Rivers's portal will say. Our guide explains the common types.