43 Hampstead Way London NW11 7DY Data via plota.co.uk

TPP/0291/26 - Works to TPO trees Approved

Proposal

1 x Oak - Standing in T36 of Tree Preservation Order. Works to be carried out are a like-for-like replacement of existing distribution mains in Hampstead Way and Hampstead Heath DMA. Works consist of replacement of approximately 0.77km of an existing cast iron/ spun iron/ steel mains with a 180mm, 150mm and 125mm polyethylene (PE) pipeline which runs within and adjacent to Hampstead Heath Site of Metropolitan Importance for Nature Conservation (SINC). The mains to be replaced are entirely below-ground and the default construction method will be open-cut with excavations at 900mm depth and 480mm width to safely access and replace the pipe. There may be potential for the works to be carried out using trenchless techniques (slip-lining and/or directional drilling methodology). Thames Water has identified these assets as being at high risk of failure due to recurring bursts along the route. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
18 May 2026
✓
Consultation
28 May 2026
✓
Approved
26 Jun 2026

Approved on 26 Jun 2026 · Delegated Decision · Last checked 19 Jul 2026

Site constraints 8

Grade II listed: Numbers 1 to 24 and Attached Railings and Porches
List entry 1259581 · 5 m away · 2 more listed buildings within 150 m (2 Grade II)
Listed building consent is needed for work that affects the special interest of a listed building, inside or out, on top of planning permission. Setting can be a consideration for buildings nearby; there is no fixed radius.
Show the other 2 with distances
Historic England ↗
Hampstead Garden Suburb conservation area
Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Council document ↗
2 Article 4 directions
Article 4 Small Houses in Multiple Occupation (HMO) Area 1 · Article 4 for Hampstead Garden Suburb CA Area 1. Named permitted development rights are withdrawn here.
An Article 4 direction withdraws particular permitted development rights, so work that would normally need no application needs one here. Not every council has published its directions.
Air quality management area: Barnet AQMA
The council has declared the area as failing an air quality objective.
Schemes that add traffic, parking or combustion plant are assessed against the area's action plan and may need an air quality assessment.
Council record ↗
Habitat network: Network Enhancement Zone 2
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
Also on the record
Inside the Barnet built-up area; Metropolitan Open Land 22 m away; Priority habitat 24 m away: Lowland heathland.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 11 September 2026. Historic England, the Environment Agency, Natural England and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.

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Important details

Council
Barnet
Application type
Works to TPO trees
Postcode
NW11 7DY
Received
18 May 2026
Validated
18 May 2026
Ward
Garden Suburb
Case officer
Show
Target decision
13 Jul 2026
Decision
Trees: Exempt
Decision date
26 Jun 2026
Decision level
Delegated Decision
Applicant
Show

How this decision compares

Decided in 39 days from validation, about the council's usual 37 days. Approved, as 98% of tree and landscaping works here are.

95%decided within 8 weeks
98%approved
433decided in the last year

Plota live figures for tree and landscaping works decided by Barnet in the last twelve months, from validation. Barnet decision record →

Consultation & key dates

Alt. reference
PP-14926473
Site or press notice
28 May 2026
Barnet
Planning Authority Score
6.2/10
Average
#90 of 296 councils
Relevant to this application:
Householder decisions

Barnet is faster than most councils at deciding householder applications, ranking #42 out of 296. Only 25% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Barnet is also one of the strictest councils - it refuses more householder applications than almost any other, with only 82% approved vs 90% nationally.

One of the strictest councils
only 82% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Barnet decision statistics
Based on MHCLG data, the year to March 2026
75%
Overall approval rate
Below avg (87%) #285 of 296
82%
Householder approved
Below avg (90%) #264 of 296
79%
Decided in 8 weeks
Above avg (63%) #42 of 296
25%
Extended time limit
Below avg (41%) #29 of 296
55%
Minor dwellings approved
319 decided (1-9 homes)
90%
Major dwellings approved
21 decided (10+ homes)
41%
Change of use approved
132 decided
2,541
Total decisions
625 refused in the year to March 2026

Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use