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Port of Cardiff

Last updated 25 May 2026

ABP-owned port at Cardiff, South Wales. The rail-freight footprint is Cardiff Tidal yard — GB Railfreight steel-and-scrap operations for the Tremorfa works alongside dockside freight — connecting onto the South West & Wales to Midlands corridor.

Port of Cardiff website

Active since
Operating company Associated British Ports (ABP)
Rail terminals
Cardiff Tidal yard (CARDFTS — principal rail-freight yard, BR Cardiff Tidal)
Cardiff Tidal TC / RP (GBRf) (CARDGBR, CARDRP — GB Railfreight steel-and-scrap operations for Tremorfa)
Trailing 12-period A2F Fewer than 12 closed periods of clean data on record — available once the pipeline reaches 12 complete periods.

Latest period summary

Port of Cardiff received 29 monitored inbound services in Period 2 2026-27 — a small monitored sample. 93% of 28 completed arrivals were within 15 minutes of schedule (Wilson 90% interval 81%–98%), against a national freight benchmark of 90% over 12,042 completed services. The cancellation rate was 3% across 29 scheduled paths. PRELIMINARY at T+2; FINAL re-publication at T+35 after Network Rail's batch correction.

Full breakdown — P2 2026-27 period report

Operators calling

Methodology & sources

All figures derive from Network Rail's NROD TRUST feed, processed via the Gauge Intelligence ingest pipeline. Period definitions, A2F (Arrival to Fifteen), the Wilson 90% interval, daily anomaly rules, cross-view reconciliation, and delay attribution are documented at:

Data window — period boundaries and the data-as-of cutoff
League tables — cross-view reconciliation across the four analytical views
Anomaly detection — daily A2F SPC rules
Delay attribution — DAPR cause-code breakdown
Forecasting — prediction intervals and possession-exposure estimates

The Port of Cardiff is an ABP-owned port handling containers, forest products, fresh produce, and dry and liquid bulks. The rail-freight footprint is concentrated at Cardiff Tidal yard, where GB Railfreight operates steel-and-scrap services for the Tremorfa works alongside dockside intermodal flows.

Commercial licence

Four derivations are released to commercial-licence subscribers rather than the public archive. Each one reconciles TRUST source-data against Network Rail's Historic Delay Attribution record independently, not republished from public statistics.

Available under commercial licence. Contact [email protected] for subscription terms.