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Open10 days left · closes midday, Monday 23 November 2026

OPA T835 Seismic Monitoring Plumley, Cheshire.

Oil and Pipelines Agency · Central government

In brief

Oil and Pipelines Agency is looking for suppliers for architecture and engineering work (North West).

The estimated value is £300,000 excluding VAT.

The contract runs for 6 months, up to 10 months with extensions, starting 30 December 2026.

The buyer says it is suitable for small and medium-sized businesses.

Bids close at midday, Monday 23 November 2026.

Built from the notice's own fields. Always check the official notice before you bid.

Can I win this?

Key dates

Questions by
midday, Monday 16 November 2026
Bids by
midday, Monday 23 November 2026

How bids are scored

firm fixed price 50% · HSEQ 50%

A balance of quality and price.

Competition

Usually high: a median of 8 bids per contract for architecture and engineering contracts in this region (from 287 awards in the last 12 months).

What the notice says

OPA T835 Deliver and implement a seismic monitoring design report at OPA PSD Plumley, Knutsford in Cheshire. For more information about this opportunity, please visit the eSourcing portal at: https://opa.delta-esourcing.com/tenders/UK-UK-Gosport:-Geological%2C-geophysical-and-other-scientific-prospecting-services./S79V463G28 To respond to this opportunity, please click here: https://opa.delta-esourcing.com/respond/S79V463G28

Should I bid?

Tick what applies to you. Nothing is saved.

How to bid

  1. Read the full notice on Find a Tender, including any tender documents it links to.
  2. Register your organisation on the Central Digital Platform (through Find a Tender) if you have not already. Suppliers need to be registered to take part in procurements under the Procurement Act 2023.
  3. Submit your bid through the buyer's e-tendering portal: opa.delta-esourcing.com.
  4. Send clarification questions before midday, Monday 16 November 2026.
  5. Make sure your bid arrives before midday, Monday 23 November 2026. Late bids are usually rejected.

Timeline

  1. Tender notice · UK4, notice 100505-2026

About the buyer

Oil and Pipelines AgencyLast 12 months

Procurements

17

Awards

3

Suppliers it has used most for architecture and engineering

All tenders and awards from Oil and Pipelines Agency

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From notice 100505-2026 on Find a Tender, first published 23 October 2026. We last checked for changes on 23 October 2026.