Sentinel (tunnelling)

What this card covers

This is a specialist UK card scheme. It proves competence for defined activities or plant, and it sits alongside a core construction card rather than replacing it.

Coverage

Country or region

United Kingdom

Industry

Rail

Card type

Trade card

Registry sector

UK tunnelling

Accepted on UK construction and infrastructure sites that operate a carded-access policy.

Who it applies to

• Workers carrying out the specific plant, activity or hazard the scheme covers.
• Supervisors signing off that activity on site.
• Subcontractors bidding for packages that name this scheme in the requirements.

Eligibility and evidence

• A valid core construction card (CSCS or CISRS) held at the same time.
• Assessment or training specific to the plant, activity or hazard covered by the scheme.
• Employer or scheme-approved sign-off of practical competence.
• Any medical or eyesight screening the scheme requires before issue.

Acceptance caveats

• This card is not a substitute for a core construction card and is usually checked alongside it.
• Acceptance can be limited to the exact categories endorsed on the back of the card.
• Expired refresher training invalidates the endorsement even while the card looks in date.

Related requirements

• CSCSMandatory for this sector alongside the card above.

Renewal

Renewal periods vary by scheme, commonly between two and five years, often with refresher training.

Card validity

12 months

Start renewal

60 days before expiry

Sponsor renews the Sentinel record annually with current medical and D&A results.

How VARENTO records it

VARENTO stores this card as a dated competence on the worker profile, with its evidence document, verification status and expiry. Core cards drive the compliance score; every other scheme is recorded as an additional competence.