Welsh Slate Museum, GILFACH DDU, Llanberis, Caernarfon, Gwynedd, LL55 4TY

Pending C25/0937/18/CR - Listed Building Consent
Extensions & alterations
Council
Gwynedd
Date received
24 May 2026
Postcode
LL55 4TY
Type
Listed Building Consent

Description

Addasiadau i rhan G38 (gweithdy haearn), G39 (gweithdy cyffredinol) a F01 (gofod arddangosfa) o'r Amgueddfa / Alterations to Metal Workshop (G38), General Workshop (G39) and Temporary Exhibition Space (F01)

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Other new applications on this street

Plot Of Land Near The Railway, PADARN COUNTRY PARK, Llanberis, Gwynedd, LL55 4TY

Ail-leoli mannau parcio o flaen Amgueddfa Lechi Cymru i leoedd parcio newydd yng...

C26/0299/18/LL - 6 Jun 2026

Welsh Slate Museum, GILFACH DDU, Llanberis, Caernarfon, Gwynedd, LL55 4TY

Diwygio amod rhif 2 (unol a'r cynlluniau) o gais rhif C24/0976/18/CR i ddiwygio'...

C25/0897/18/AC - 24 May 2026

ROYAL VICTORIA HOTEL, Llanberis, Caernarfon, Gwynedd, LL55 4TY

Cais i ryddhau amodau 3 & 4 (Cynllun Tirlunio), 6 (Manylion y paneli solar), 7 (...

C25/0886/15/RA - 24 May 2026

Coach House, Royal Victoria Hotel,, Llanberis, LL55 4TY

Tynnu grisiau presennol ac ail-osod grisiau mewnol ynghyd ag newidiadau i'r fyne...

C25/0800/15/CR - 24 May 2026

Nearby new applications

Plot Of Land Near The Railway, PADARN COUNTRY PARK, Llanberis, Gwynedd, LL55 4TY

Ail-leoli mannau parcio o flaen Amgueddfa Lechi Cymru i leoedd parcio newydd yng...

C26/0299/18/LL - 6 Jun 2026

Tir Ger Maes Parcio Bysiau, , Llanberis, LL55 4UR

Gosod cerflun fel dehongliad o Safle Treftadaeth y Byd Tirwedd Llechi Gogledd Or...

C25/0687/15/LL - 28 May 2026

Welsh Slate Museum, GILFACH DDU, Llanberis, Caernarfon, Gwynedd, LL55 4TY

Diwygio amod rhif 2 (unol a'r cynlluniau) o gais rhif C24/0976/18/CR i ddiwygio'...

C25/0897/18/AC - 24 May 2026

ROYAL VICTORIA HOTEL, Llanberis, Caernarfon, Gwynedd, LL55 4TY

Cais i ryddhau amodau 3 & 4 (Cynllun Tirlunio), 6 (Manylion y paneli solar), 7 (...

C25/0886/15/RA - 24 May 2026

Coach House, Royal Victoria Hotel,, Llanberis, LL55 4TY

Tynnu grisiau presennol ac ail-osod grisiau mewnol ynghyd ag newidiadau i'r fyne...

C25/0800/15/CR - 24 May 2026

Welsh Slate Museum, GILFACH DDU, Llanberis, Caernarfon, Gwynedd, LL55 4TY

Rhyddhau amod 5 (cyflwyno samplau morter) ar ganiatad rhif C24/0977/18/LL ac C24...

C25/0767/18/RA - 24 May 2026

Historical activity at this location

29 previous applications on record - archival context, not part of the live application.

This property

Previous applications at this address

2025
Diwygio amod rhif 2 (unol a'r cynlluniau) o gais rhif C24/0976/18/CR i ddiwygio'r dylunia…
C25/0897/18/AC
2025 With conditions
Rhyddhau amod 5 (cyflwyno samplau morter) ar ganiatad rhif C24/0977/18/LL ac C24/0976/18/…
C25/0767/18/RA
2025 With conditions
Rhyddhau amod 12 ar ganiatad rhif C24/0977/18/LL (Cynllun Rheoli Amgylcheddol Adeiladu (C…
C25/0308/18/RA
2024 With conditions
Gwaith adfer i'r safle yn cynnwys addasiadau mewnol ac allanol / Restoration works to the…
C24/0976/18/CR
2024 With conditions
Gwaith adfer i'r safle yn cynnwys addasiadau mewnol ac allanol / Restoration works to the…
C24/0977/18/LL
2022 With conditions
Dymchwel "loco pit" presennol carreg ac amnewid gyda un o ddeunydd conrid / Demolish exis…
C22/0046/18/CR
2022 With conditions
Gosod pontŵn arnofiol, pont, sedd concrid ynghyd a llwybr cerdded. Siting of floating pon…
C22/0049/18/LL
Within ~100m

Nearby activity

2025
Royal Victoria Hotel, Llanberis, Caernarfon, Gwynedd, LL55 4TY
Cais i ryddhau amodau 3 & 4 (Cynllun Tirlunio), 6 (Manylion y paneli solar), 7 (Cynllun y…
C25/0886/15/RA
2025 With conditions
Coach House, Royal Victoria Hotel,, Llanberis, LL55 4TY
Tynnu grisiau presennol ac ail-osod grisiau mewnol ynghyd ag newidiadau i'r fynedfa / Rem…
C25/0800/15/CR
2025 With conditions
First Hydro Co, Dinorwig Power Station, Llanberis, Caernarfon, Gwynedd, LL55 4TY
Estyniad i'r Porthdy Diogelwch presennol Extension to existing Security Gatehouse
C25/0659/18/LL
2025 With conditions
Royal Victoria Hotel, Llanberis, Caernarfon, Gwynedd, LL55 4TY
Rhyddau amod rhif 3 (cofnod ffotograffig) ar ganiatad cyfeirnod C25/0094/15/CR / Discharg…
C25/0598/15/RA
2025 Approved
Vivian Diving Centre, Unit 5-8, Padarn Country Park, Llanberis, Caernarfon, Gwynedd, LL55 4TY
(none)
C25/0604/18/SC
2025 Approved
Vivian Diving Centre, Unit 5-8, Padarn Country Park, Llanberis, Caernarfon, Gwynedd, LL55 4TY
Strwythur cynhwysydd i'w adeiladu ar dir Chwarel Vivian ar gyfer defnydd storio offer a n…
C25/0605/18/SC
2025 With conditions
Royal Victoria Hotel, Llanberis, Caernarfon, Gwynedd, LL55 4TY
Gosod cyfarpar solar 106 kW ar dir Gwesty'r Royal Victoria Installation of a 106 kW solar…
C25/0255/15/LL
2025 With conditions
Gilfach Ddu, Llanberis, Gwynedd, LL55 4TY
Cais i ryddhau Amod 7 (Adroddiad Manwl o’r Gwaith Archeolegol), o ganiatâd cynllunio C24/…
C25/0122/18/RA
2025 With conditions
Padarn Country Park, Llanberis, Caernarfon, Gwynedd, LL55 4TY
Cais i ryddhau amod 5 (Datganiad dull gwaredu rhywogaethau anfrodorol) o ganiatâd cynllun…
C25/0080/18/RA
2025 With conditions
Royal Victoria Hotel, Llanberis, Caernarfon, Gwynedd, LL55 4TY
Dymchwel y linc corridor cefn o'r prif westy i'r adeiladau cefn / Demolish rear corridor…
C25/0094/15/CR
2024 Refused
Vivian Diving Centre, Unit 5-8, PADARN COUNTRY PARK, Llanberis, Caernarfon, Gwynedd, LL55 4TY
Creu ardal eistedd â dec ar y safle i'w chreu o blatfform pren a bwrdd decio. Creation of…
C24/1115/18/LL
2024 Refused
Vivian Diving Centre, Unit 5-8, PADARN COUNTRY PARK, Llanberis, Caernarfon, Gwynedd, LL55 4TY
Strwythur cynhwysydd i'w adeiladu ar dir Chwarel Vivian ar gyfer defnydd storio offer a n…
C24/1122/18/LL
2024 With conditions
Gilfach Ddu, Llanberis, Gwynedd, LL55 4TY
Cais i ryddhau Amod 6 (Rhaglen Waith Archeolegol) o ganiatâd cynllunio C24/0451/18/LL ar…
C24/0898/18/RA
2024 With conditions
Gilfach Ddu, Llanberis, Gwynedd, LL55 4TY
Codi bloc toiledau newydd yn Gilfach Ddu, Parc Padarn. Mae'r cais hwn yn cynnwys dymchwel…
C24/0451/18/LL
2024 With conditions
Padarn Country Park, Llanberis, Caernarfon, Gwynedd, LL55 4TY
Trwsio ffabrig allanol yr adeiladau, adfer to'r uned amlbwrpas sy'n cwympo - Creu mannau…
C24/0307/18/LL
2024 With conditions
Padarn Country Park, Llanberis, Caernarfon, Gwynedd, LL55 4TY
Gwelliannau i'r adeilad presennol i gynnwys dymchwel ac ail-godi estyniad ochr a gwybodae…
C24/0309/18/LL
2024 Withdrawn
Padarn Country Park, Llanberis, Caernarfon, Gwynedd, LL55 4TY
Addasiadau i'r adeilad presennol i gynnwys dymchwel yr estyniad ochr a chodi estyniad new…
C24/0310/18/CR
2024 With conditions
Padarn Country Park, Llanberis, Caernarfon, Gwynedd, LL55 4TY
Atgyweirio ffabrig yr adeilad, gan adfer / ailosod to'r anecs sy'n cwympo (cysgod chwyth)…
C24/0308/18/LL
2021 Approved
Dinorwig Power Station, Dinorwig, LL55 4TY
Cais am farn sgrinio ffurfiol ar gyfer cynllun diwygiedig ar gyfer ail osod ac estynnu ce…
C21/0414/18/SC
2017 With conditions
Snowdon Mountain Railway Station, Llanberis. LL55 4TY
Erection of single storey extension to provide new male/female and disabled toilet facili…
NP3/15/180F
2017 With conditions
Parc Padarn, Llanberis, Caernarfon, LL554TY
Gosod cerflyn o gleddyf 6medr o uchder ar sylfaen concrid / Siting of a sword sculpture 6…
C17/0625/18/R3
2016
ROYAL VICTORIA HOTEL, LLANBERIS, GWYNEDD, LL554TY
Addasiadau ac estyniad i'r gwesty / Alterations and extension to hotel
C16/1404/15/YM