Council planning record

Alterations and the change of use of the bunkhouse, outbuilding, and its curtilage into a dwellinghouse (Use Class C3)

Y Gribyn, Cader Bunkhouse, Islaw'rdref, Dolgellau. LL40 1TS

All consultations completeReference: NP5/52/LB247DEryri National Park

Last published check: 3 Oct 2026, 15:23. Check the council record for more recent changes.

Application location

Y Gribyn, Cader Bunkhouse, Islaw'rdref, Dolgellau. LL40 1TS

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Application summary

Status
All consultations complete
Application type
Full
Received
8 May 2025
Validated
Not published
Determination deadline
2 Jul 2025
Local authority
Eryri National Park

Application overview

Alterations and the change of use of the bunkhouse, outbuilding, and its curtilage into a dwellinghouse (Use Class C3)

Proposal details

Reference
NP5/52/LB247D
Alternative references
PP-13983853
Ward
Arthog a Llangelynnin ED
Parish
Arthog
Agent
Mr. Dafydd Tomos
UPRN
10070353552

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Documents 12 of 12

DocumentPublishedAction
22-30 Islawr Dref Planning and LBC Drawing 2.12.24-22-30 P1 Proposalrev.pdfNot publishedView
22-30 Hen Ysgol Islawr Dref Planning and LBC Drawing L1 Locationrev..pdfNot publishedView
FFNot publishedView
22-30_Hen_Ysgol_Islawr_Dref_Planning_and_LBC_Drawing_S1A_Existing_Plans_and_Elevations_Block_Plan.pdf16 May 2025View
22-30_Islawr_Dref_Planning_and_LBC_Drawing_2.12.24-22-30_P1A_Proposalrev.pdf16 May 2025View
Caban_Cadair_Idris_Bat_Survey_Report_(Final_).pdf16 May 2025View
S - D"{r Cymru / Welsh Water4 Jun 2025View
S - FCRMU6 Jun 2025View
S - Amgylchedd6 Jun 2025View
S - Heneb18 Jun 2025View
S - Ecoleg / Ecology 11.06.2523 Jun 2025View
RH.P27 Oct 2025View

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Application timeline

Council milestones and published deadlines. A deadline passing does not confirm a decision.

  1. Application date

    Published milestoneCouncil source
  2. Received date

    Published milestoneCouncil source
  3. Registration date

    Published milestoneCouncil source
  4. Consultation expiry date

    Past published deadline

    A published target or deadline. It does not confirm an outcome.

    Council source
  5. Site notice date

    Published milestoneCouncil source
  6. Statutory expiry date

    Past published deadline

    A published target or deadline. It does not confirm an outcome.

    Council source
  7. Site notice end date

    Past published deadline

    A published target or deadline. It does not confirm an outcome.

    Council source
  8. Decision due date

    Past published deadline

    A published target or deadline. It does not confirm an outcome.

    Council source
  9. Dispatch date

    Published milestoneCouncil source
  10. Decision date

    Published milestoneCouncil source
  11. Extension date

    Past published deadline

    A published target or deadline. It does not confirm an outcome.

    Council source
  12. Decision expiry date

    Published deadline

    A published target or deadline. It does not confirm an outcome.

    Council source

Decision & conditions

Permitted with conditions
Planning conditions
  1. The development hereby permitted shall be commenced before the expiration of FIVE years from the date of this decision.
  2. Rhaid dechrau'r datblygiad a ganiateir yma cyn pen PUM mlynedd o ddyddiad y penderfyniad hwn.
  3. The development hereby permitted shall be carried out in strict conformity with the details shown on the approved plans, and contained in the form of application and in any other documents accompanying such application, as listed below, unless specified otherwise in any conditions of this planning permission: Proposed Plans and Sections P1E 22_30 Yr Hen Ysgol - Window Schedule and details – June 25, Updated August 25 Heritage Impact Assessment (received 05.09.25) Existing Plans S01B Bat Surveys (23rd October 2023) Cambrian Ecology Ltd Green Infrastructure Statement & Biodiversity Enhancement Scheme (24 April 2025)
  4. Rhaid cyflawni'r datblygiad a ganiateir drwy hyn yn gydymffurfio'n llwyr â'r manylion a ddangosir ar y cynlluniau cymeradwy, ac a gynhwysir yn y ffurflen gais ac mewn unrhyw ddogfennau eraill sy'n cyd-fynd â'r cais hwnnw, fel y'u rhestrir isod, oni nodir yn wahanol mewn unrhyw amodau o'r caniatâd cynllunio hwn: Proposed Plans and Sections P1E 22_30 Yr Hen Ysgol - Window Schedule and details – June 25, Updated August 25 Heritage Impact Assessment (received 05.09.25) Existing Plans S01B Bat Surveys (23rd October 2023) Cambrian Ecology Ltd Green Infrastructure Statement & Biodiversity Enhancement Scheme (24 April 2025)
  5. Prior to the occupation of the development hereby approved, plans and specifications of the bat roost and access points into the building for bats shall be submitted to and approved in writing by this Local Planning Authority by means of a formal application. The bat roost and access points will be retained thereafter in strict accordance with the approved plans/specifications.
  6. Cyn meddiannu'r datblygiad a gymeradwyir drwy hyn, rhaid cyflwyno cynlluniau a manylebau'r glwydfan ystlumod a'r pwyntiau mynediad i'r adeilad ar gyfer ystlumod i'r Awdurdod Cynllunio Lleol hwn a'u cymeradwyo'n ysgrifenedig ganddo drwy gais ffurfiol. Cedwir y glwydfan ystlumod a'r pwyntiau mynediad wedi hynny yn unol yn llwyr â'r cynlluniau/manylebau a gymeradwywyd.
  7. Before the first use of the development hereby approved, the biodiversity enhancements on the drawing Existing Plans S01B and the Green Infrastructure Statement & Biodiversity Enhancement Scheme (24 April 2025) shall be installed, and they shall be maintained and retained for the lifetime of the development hereby approved; any replacements shall be of an equivalent specification.
  8. Cyn gwneud defnydd o'r datblygiad a gymeradwyir drwy hyn am y tro cyntaf, rhaid gosod y gwelliannau bioamrywiaeth ar y llun Cynlluniau Presennol S01B a'r Datganiad Seilwaith Gwyrdd a Chynllun Gwella Bioamrywiaeth (24 Ebrill 2025), a rhaid eu cynnal a'u cadw am oes y datblygiad a gymeradwyir drwy hyn; rhaid i unrhyw rai newydd fod o fanyleb gyfwerth.
  9. To Comply with Section 91 (as amended) of the Town and Country Planning Act 1990.
  10. I gydymffurfio a Rhan 91 (fel y diwygiwyd) o'r Ddeddf Gynllunio Gwlad a Thref 1990.
  11. To define the permission and for the avoidance of doubt.
  12. Er mwyn diffinio’r caniatâd ac i osgoi amheuaeth.
  13. The applicant/developer shall ensure that the mitigation recommended in the bat survey report (Bat Surveys (23rd October 2023), Cambrian Ecology Ltd) is followed and implemented in full.
  14. Rhaid i'r ymgeisydd/datblygwr sicrhau bod y mesurau lliniaru a argymhellir yn adroddiad yr arolwg ystlumod (Arolygon Ystlumod (23 Hydref 2023), Cambrian Ecology Ltd) yn cael ei ddilyn a'i weithredu'n llawn.
  15. To provide biodiversity enhancements in accordance with Strategic Policy D of the adopted Eryri Local Development Plan and Planning Policy Wales.
  16. Er mwyn darparu gwelliannau bioamrywiaeth yn unol â Pholisi Strategol D o Gynllun Datblygu Lleol Eryri a Pholisi Cynllunio Cymru a fabwysiadwyd.
  17. To ensure a satisfactory standard of development and to minimise the risk of unacceptable harm or disturbance to protected species in accordance with Eryri Local Development Plan Policies and in particular Policy D.
  18. Er mwyn sicrhau safon foddhaol o ddatblygiad ac i leihau'r risg o niwed neu aflonyddwch annerbyniol i rywogaethau gwarchodedig yn unol â Pholisïau Cynllun Datblygu Lleol Eryri ac yn benodol Polisi D.
  19. The applicant/developer shall ensure that mitigation measures and recommendations for the site contained in Section 8 of ‘Caban Cadair Idris - Proposed Roof Lights & Internal Structural Works - Bat Surveys’ by Cambrian Ecology Ltd., dated to the 23rd of October 2023, shall be followed and implemented in full.
  20. Rhaid i'r ymgeisydd/datblygwr sicrhau bod mesurau lliniaru ac argymhellion ar gyfer y safle a gynhwysir yn Adran 8 o ‘Caban Cadair Idris - Goleuadau To Arfaethedig a Gwaith Strwythurol Mewnol - Arolygon Ystlumod’ gan Cambrian Ecology Ltd., dyddiedig 23 Hydref 2023, yn cael eu dilyn a'u gweithredu'n llawn.
  21. No development or storing of materials to which this permission relates shall take place outside the development red line as shown on the hereby approved plans.
  22. Ni fydd unrhyw ddatblygu na storio deunyddiau y mae'r caniatâd hwn yn ymwneud â hwy yn digwydd y tu allan i linell goch y datblygiad fel y dangosir ar y cynlluniau a gymeradwywyd drwy hyn.
  23. To ensure a satisfactory standard of development and to minimise the risk of unacceptable harm or disturbance to protected species in accordance with Eryri Local Development Plan Policies and in particular Policy D.
  24. Er mwyn sicrhau safon foddhaol i'r datblygiad ac i leihau'r risg o niwed neu aflonyddwch annerbyniol i rywogaethau gwarchodedig yn unol â Pholisïau Cynllun Datblygu Lleol Eryri ac yn benodol Polisi D.
  25. Informative It will be necessary to obtain a separate application for Listed Building Consent. No work shall commence until Listed Building Consent is obtained. Informative - Dwr Cymru Please refer to advice contained in the letter received from Dwr Cymru dated the 21st of May 2025. Informative – NRW EPS - 1 Warning: A European Protected Species (EPS) Licence is required for this development. This planning permission does not provide consent to undertake works that require an EPS licence. It is an offence to deliberately capture, kill or disturb EPS or to recklessly damage or destroy their breeding sites or resting places. If found guilty of any offences, you could be sent to prison for up to 6 months and/or receive an unlimited fine. To undertake the works within the law, you can obtain further information on the need for a licence from Natural Resources Wales on 0300 065 3000 or at: www.naturalresources.wales/permits-and-permissions/species-licensing/apply-for-a-protected-species-licence/?lang=en When submitting any EPS licence application the applicant should include: Defining the internal areas of the building where bats will have long-term sole usage. It appears from the report that the bats will continue to have unrestricted access into the building following the reroofing, which is acceptable. However, defining a bat roosting area would be beneficial, especially, if the usage of the building is likely to change in the future. This is also applicable to any bird nesting areas within the building. A lighting plan: This will need to be submitted if there is an intention to add lighting to this building. Informative – NetRegs Pollution Prevention Pollution Prevention Guidance The applicant/developer shall at all times during the construction phase of the development hereby approved adhere to the following Pollution Prevention Guidance: Best Practice (NetRegs GPP5) shall be followed and can be found via the following link: https://www.netregs.org.uk/media/1418/gpp-5-works-and-maintenance-in-or-near-water.pdf Best Practice (NetRegs GPP6) shall be followed and can be found via the following link: https://www.netregs.org.uk/media/tsybv2y3/gpp6-working-on-construction-and-demolition-sites.pdf
  26. Gwybodaeth Bydd angen cael cais ar wahân am Ganiatâd Adeilad Rhestredig. Ni fydd unrhyw waith yn dechrau nes bod Caniatâd Adeilad Rhestredig wedi'i gael. Er Gwybodaeth - D"{r Cymru Cyfeiriwch at y cyngor sydd wedi'i gynnwys yn y llythyr a dderbyniwyd gan D"{r Cymru dyddiedig 21 Mai 2025. Er Gwybodaeth – CNC EPS - 1 Rhybudd: Mae angen Trwydded Rhywogaeth Warchodedig Ewropeaidd (EPS) ar gyfer y datblygiad hwn. Nid yw'r caniatâd cynllunio hwn yn rhoi caniatâd i ymgymryd â gwaith sydd angen trwydded EPS. Mae'n drosedd dal, lladd neu aflonyddu ar EPS yn fwriadol neu niweidio neu ddinistrio eu safleoedd bridio neu eu mannau gorffwys yn ddi-hid. Os cewch eich cael yn euog o unrhyw droseddau, gallech gael eich anfon i'r carchar am hyd at 6 mis a/neu dderbyn dirwy ddiderfyn. I ymgymryd â'r gwaith o fewn y gyfraith, gallwch gael rhagor o wybodaeth am yr angen am drwydded gan Gyfoeth Naturiol Cymru ar 0300 065 3000 neu yn: www.naturalresources.wales/permits-and-permissions/species-licensing/apply-for-a-protected-species-licence/?lang=cy Wrth gyflwyno unrhyw gais am drwydded EPS, dylai'r ymgeisydd gynnwys: Diffiniad o ardaloedd mewnol yr adeilad lle bydd gan ystlumod ddefnydd hirdymor unigol. Ymddengys o'r adroddiad y bydd gan yr ystlumod fynediad digyfyngiad i'r adeilad yn dilyn y gwaith ail-doi, sy'n dderbyniol. Fodd bynnag, byddai diffinio ardal glwydo ystlumod yn fuddiol, yn enwedig os yw defnydd yr adeilad yn debygol o newid yn y dyfodol. Mae hyn hefyd yn berthnasol i unrhyw ardaloedd nythu adar o fewn yr adeilad. Cynllun goleuo: Bydd angen cyflwyno hwn os oes bwriad i ychwanegu goleuadau at yr adeilad hwn. Gwybodaeth – Atal Llygredd Rheoliadau/NetRegs Canllawiau Atal Llygredd Rhaid i'r ymgeisydd/datblygwr bob amser yn ystod cyfnod adeiladu'r datblygiad a gymeradwyir drwy hyn lynu wrth y Canllawiau Atal Llygredd canlynol: Rhaid dilyn Arfer Gorau (NetRegs GPP5) a gellir dod o hyd iddo drwy'r ddolen ganlynol: https://www.netregs.org.uk/media/1418/gpp-5-works-and-maintenance-in-or-near-water.pdf
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