Skip to content
PlanIndex Get alerts
Menu

Planning application

16 Mountain Way Nelson Treharris CF46 6NY

Granted Caerphilly 25/0702/HH Householder Application

Works: Extension Small domestic

Read from the description, not a valuation. How we read the register

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

Proposal

Extend porch across the front of the property

As published by the council, reference 25/0702/HH

Application record

Reference
25/0702/HH
Type
Householder Application
Status
Decided
Decision
Granted
Received
13 Oct 2025
Validated
13 Oct 2025
Decided
7 Nov 2025
Ward
Nelson
Decision by
Delegated
Postcode
CF46 6NY

Timeline

Dates from the published record

  1. 13 Oct 2025

    Received by Caerphilly

  2. 7 Nov 2025

    Decision issued: Granted

  3. 28 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Williams Architectural Design Agent, an architecture practice registered in Darwen

Active · incorporated 2024 · Darwen

13 applications on PlanIndex · across 2 councils · 77% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

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

6 documents on file for this application

  • DELEGATED REPORT Delegated Report · 07 Nov 2025
  • DECISION Decision · 07 Nov 2025
  • APPLICATION FORM Application Form · 13 Oct 2025
  • EXISTING LAYOUT/LOCATION PLAN Drawing · 13 Oct 2025
  • PROPOSED LAYOUT Drawing · 13 Oct 2025
  • PLANNING & GI STATEMENT Report · 13 Oct 2025

Trade members open them from here.

Open the documents

What this grant of permission means

Caerphilly granted permission on 7 November 2025, subject to any conditions on the decision notice. Work must normally begin within five years or the permission lapses. More in our guide to what happens after a planning decision.

About householder applications

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

Nearby applications

Within 500 metres

  • 32 Mountain Way Nelson Treharris CF46 6NY

    26/0449/CLEU Submitted 2 Jul 2026 59m away

    Obtain a Lawful Development Certificate to establish that the side extension was substantially completed more than 4 years prior to the submission of this application

    Granted Lawful development Extension 10 docs
  • 1 Mountain Way Nelson Treharris CF46 6NY

    24/0799/TPO Submitted 4 Nov 2024 62m away

    Remove dead wood from tree overhanging from T4 (Tree Preservation Order 48/82/RVDC)

    Granted Trees 7 docs
  • 21 Beech Tree Way Nelson Treharris CF46 6NU

    24/0798/TPO Submitted 1 Nov 2024 102m away

    Carry out various tree works (Tree Preservation Order 48/82/RVDC)

    Granted Trees 5 docs
  • 6 Heol Isaf Nelson Treharris CF46 6NS

    26/0050/HH Submitted 22 Jan 2026 207m away

    Erect rear roof extension, raise the ridge and rear dormer

    Granted Householder Extension Loft or dormer +1 10 docs
    Domestic
  • 24 Heol Isaf Nelson Treharris CF46 6NS

    26/0301/CLPU Submitted 22 Apr 2026 214m away

    Obtain Certificate of Lawful Proposed Development for proposed rear single storey extension

    Granted Lawful development Extension 8 docs
    Small domestic
  • 21 Heol Isaf Nelson Treharris CF46 6NS

    26/0470/HH Submitted 10 Jul 2026 214m away

    Demolish existing rear conservatory and detached garage and construct new single storey rear extension

    Granted Householder Extension Demolition 9 docs
    Small domestic

In Caerphilly

  • 26/0471/HH Granted

    28 Denbigh Court Hendredenny Caerphilly CF83 2UN

    Erect two storey side and rear extension, enlarge existing rear outbuilding, construct an accessible entrance ramp and re grade front garden to provide two off-street parking spaces and associated external alterations

    14 Jul 2026 Householder
  • 26/0603/HH Awaiting decision

    3A Bryn Road Cefn Fforest Blackwood NP12 3NA

    Erect two storey side extension

    8 Sep 2026 Householder
  • 26/0596/HH Awaiting decision

    3 Crown Lane Pontllanfraith Blackwood NP12 2GD

    Erect two storey side extension and a single storey rear extension

    7 Sep 2026 Householder
  • 26/0478/HH Refused

    36 Bryn Yr Ysgol Penyrheol Caerphilly CF83 2BY

    Demolish existing garage and erect a two storey side extension

    15 Jul 2026 Householder
  • 26/0475/HH Granted

    13 Maes-y-drudwen Caerphilly CF83 2QG

    Erect ground floor bathroom extension

    14 Jul 2026 Householder