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Celtest Company Cyttir Lane laboratory

Celtest CompanyBangor, Gwynedd

UKAS schedule 0494, issue 067 dated 04 March 2026, identifies Celtest Company’s Cyttir Lane, Bangor laboratory as permanent location C. The schedule states ISO/IEC 17025:2017 accreditation for its defined location-C activities, including aggregate preparation and named bituminous-material and bituminous-mixture tests.

Reviewed by Arc · About this review

Key facts

Permanent location-C laboratory
UKAS schedule 0494 identifies Cyttir Lane, Bangor, Gwynedd, LL57 4DA as Celtest Company’s permanent laboratory location C.
Defined location-C activities
The schedule lists aggregate sample-reduction, particle-size-distribution and flakiness activities at location C, alongside defined bituminous-material and bituminous-mixture activities.

Testing capabilities

Aggregate preparation and particle characterisation

At location C, the schedule lists aggregate sample reduction using a riffle box, quartering and preparation of a specified test portion, plus particle-size distribution by sieving and flakiness index.

Bituminous-material testing

At location C, the schedule lists needle penetration at 25 °C, softening point by the ring-and-ball method and bitumen recovery by rotary evaporator.

Bituminous-mixture testing

At location C, the schedule lists wheel-tracking, soluble binder-content, grading, density and air-void activities, plus permeability, indirect tensile strength and stiffness by indirect tension to cylindrical specimens.

Equipment and published limits

Public information not available. Contact test facility provider for more information.

Access and contact

Celtest’s published contact page provides a form, postmaster@celtest.com and 01248 355269 for its Trefelin head office; it does not identify a Cyttir Lane-specific contact route.

Facility contact

Address
Cyttir Lane
Bangor, Gwynedd, LL57 4DA
United Kingdom

Standards and accreditation

ISO/IEC 17025:2017 accreditation
UKAS schedule 0494, issue 067 dated 04 March 2026, states ISO/IEC 17025:2017 accreditation for the detailed location-C Cyttir Lane laboratory scope.

What to confirm with the facility

  • Confirm the requested method, sample condition and preparation, Cyttir Lane applicability, reporting, availability and lead time directly with Celtest.

Before requesting a test

Public information not available. Contact test facility provider for more information.

Frequently asked questions

Public information not available. Contact test facility provider for more information.

Public information not available. Contact test facility provider for more information.

Further reading

Public information not available. Contact test facility provider for more information.

Sources and review

Arc reviewed UKAS schedule 0494 and Celtest’s current contact page on 30 September 2026. The guide attributes only activities marked location C, or location C alongside other codes, to Cyttir Lane. The published contact route is explicitly operator-wide and Trefelin-centred; it is not presented as confirmation of a Cyttir Lane booking, external availability, capacity, price, lead time or item acceptance.

Arc publishes this directory entry and does not operate the test facility. Suggest a correction to Arc with a supporting source.

  1. Schedule of Accreditation 0494: Celtest Company

    United Kingdom Accreditation Service · Reviewed

    Schedule 0494, issue 067 dated 04 March 2026, identifies Cyttir Lane as permanent location C and defines the location-C aggregate-preparation, bituminous-material and bituminous-mixture activities. It does not establish external availability, capacity, price, lead time or item acceptance.

  2. Celtest contact page

    Celtest Company · Reviewed

    The current Celtest contact page publishes a form, postmaster@celtest.com and 01248 355269 for the Trefelin head office. It does not identify a Cyttir Lane-specific contact route and does not establish booking, availability, capacity, price, lead time or item acceptance.