Environmental Safety Case: General Tech inc Geological & Hydrogeological (with consideration of Peer Review Services).

NUCLEAR WASTE SERVICES LIMITED

This public procurement record has 5 releases in its history.

PlanningUpdate

21 Jul 2026 at 13:48

PlanningUpdate

17 Feb 2026 at 15:57

PlanningUpdate

15 Aug 2025 at 13:51

Planning

22 May 2025 at 15:31

Planning

06 May 2025 at 10:59

Summary of the contracting process

Nuclear Waste Services Limited, located in Calderbridge, Seascale, UK, has announced a procurement process for the replacement of an Environmental Safety Case focusing on general technical, geological, and hydrogeological support including peer review services. This opportunity falls under the services industry category, specifically environmental safety services, and is currently in the planning stage. The contract is set to begin on 31st August 2026 and conclude by 31st August 2031. Market engagement is actively sought, with suppliers invited to contact the buyer's representative by 29th August 2025, in preparation for a future tender notice expected to be published by 22nd July 2026.

This tender provides substantial growth opportunities for businesses in the environmental safety sector, particularly those experienced in technical, geological, and hydrogeological services. The procurement is positioned as an open procedure, suitable for small and medium-sized enterprises (SMEs) due to its structure and framework agreements. Engaging in this procurement could align with innovative service providers looking to expand their reach in the UK public sector market, by contributing to significant projects associated with environmental safety and compliance. The projected budget of up to £17.64 million gross further underscores the potential scale and impact available to successful bidders.

How relevant is this notice?

Notice Title

Environmental Safety Case: General Tech inc Geological & Hydrogeological (with consideration of Peer Review Services).

Notice Description

Replacement to Environmental Safety Case (ESC) Lots 2,3&4 (General Technical including Geological and Hydrogeological Support & Peer Review Services) Initial market engagement conducted under PCR2015 (Notice identifier: 2024/S 000-023744 https://www.find-tender.service.gov.uk/Notice/023744-2024), due to unforeseen circumstances new market engagement is required to ensure market input on the considerations of additional scope. Suppliers are requested to contact Lewis Gribbin(Lewis.gribbin@nuclearwasteservices.uk) to receive a copy of the Market Engagement Request for Information (RFI) and return a completed Questionnaire document by 29/08/25.

Planning Information

Replacement to Environmental Safety Case (ESC) Lots 2,3&4 (General Technical including Geological and Hydrogeological Support & Peer Review Services) Initial market engagement conducted under PCR2015 (Notice identifier: 2024/S 000-023744 https://www.find-tender.service.gov.uk/Notice/023744-2024), due to unforeseen circumstances new market engagement is required to ensure market input on the considerations of additional scope. Suppliers are requested to contact Lewis Gribbin(Lewis.gribbin@nuclearwasteservices.uk) to receive a copy of the Market Engagement Request for Information (RFI) and return a completed Questionnaire document by 29/08/25.

Publication & Lifecycle

Open Contracting ID
ocds-h6vhtk-050cfa
Publication Source
Find A Tender Service
Latest Notice
https://www.find-tender.service.gov.uk/Notice/068770-2026
Current Stage
Planning
All Stages
Planning

Procurement Classification

Notice Type
UK2 - Preliminary Market Engagement Notice
Procurement Type
Framework
Procurement Category
Services
Procurement Method
Open
Procurement Method Details
Open procedure
Tender Suitability
SME
Awardee Scale
Not specified

Common Procurement Vocabulary (CPV)

CPV Divisions

90 - Sewage, refuse, cleaning and environmental services


CPV Codes

90721000 - Environmental safety services

Notice Value(s)

Tender Value
£14,700,000 £10M-£100M
Lots Value
Not specified
Awards Value
Not specified
Contracts Value
Not specified

Notice Dates

Publication Date
21 Jul 2026Yesterday
Submission Deadline
Not specified
Future Notice Date
22 Jul 2026Expired
Award Date
Not specified
Contract Period
30 Aug 2026 - 31 Aug 2031 Over 5 years
Recurrence
Not specified

Notice Status

Tender Status
Planned
Lots Status
Planned
Awards Status
Not Specified
Contracts Status
Not Specified

Contracting Authority (Buyer)

Main Buyer
NUCLEAR WASTE SERVICES LIMITED
Contact Name
Available with D3 Tenders Premium →
Contact Email
Available with D3 Tenders Premium →
Contact Phone
Available with D3 Tenders Premium →

Buyer Location

Locality
CALDERBRIDGE, SEASCALE
Postcode
CA20 1DB
Post Town
Carlisle
Country
England

Major Region (ITL 1)
TLD North West (England)
Basic Region (ITL 2)
TLD1 Cumbria
Small Region (ITL 3)
TLD13 Cumberland
Delivery Location
Not specified

Local Authority
Cumberland
Electoral Ward
Gosforth
Westminster Constituency
Whitehaven and Workington

Further Information

Notice Documents

Open Contracting Data Standard (OCDS)

View full OCDS Record for this contracting process

JSON Markdown

The Open Contracting Data Standard (OCDS) is a framework designed to increase transparency and access to public procurement data in the public sector. It is widely used by governments and organisations worldwide to report on procurement processes and contracts.

{
    "tag": [
        "compiled"
    ],
    "id": "ocds-h6vhtk-050cfa-2026-07-21T14:48:07+01:00",
    "date": "2026-07-21T14:48:07+01:00",
    "ocid": "ocds-h6vhtk-050cfa",
    "initiationType": "tender",
    "planning": {
        "documents": [
            {
                "id": "019040-2025",
                "documentType": "plannedProcurementNotice",
                "noticeType": "UK1",
                "description": "Pipeline notice on Find a Tender",
                "url": "https://www.find-tender.service.gov.uk/Notice/019040-2025",
                "datePublished": "2025-05-06T11:59:49+01:00",
                "format": "text/html"
            },
            {
                "id": "025262-2025",
                "documentType": "marketEngagementNotice",
                "noticeType": "UK2",
                "description": "Preliminary market engagement notice on Find a Tender",
                "url": "https://www.find-tender.service.gov.uk/Notice/025262-2025",
                "datePublished": "2025-05-22T16:31:47+01:00",
                "format": "text/html"
            },
            {
                "id": "049186-2025",
                "documentType": "marketEngagementNotice",
                "noticeType": "UK2",
                "description": "Preliminary market engagement notice on Find a Tender",
                "url": "https://www.find-tender.service.gov.uk/Notice/049186-2025",
                "datePublished": "2025-08-15T14:51:25+01:00",
                "format": "text/html"
            },
            {
                "id": "014467-2026",
                "documentType": "plannedProcurementNotice",
                "noticeType": "UK1",
                "description": "Pipeline notice on Find a Tender",
                "url": "https://www.find-tender.service.gov.uk/Notice/014467-2026",
                "datePublished": "2026-02-17T15:57:10Z",
                "format": "text/html"
            },
            {
                "id": "068770-2026",
                "documentType": "marketEngagementNotice",
                "noticeType": "UK2",
                "description": "Preliminary market engagement notice on Find a Tender",
                "url": "https://www.find-tender.service.gov.uk/Notice/068770-2026",
                "datePublished": "2026-07-21T14:48:07+01:00",
                "format": "text/html"
            }
        ],
        "milestones": [
            {
                "id": "engagement",
                "type": "engagement",
                "description": "Replacement to Environmental Safety Case (ESC) Lots 2,3&4 (General Technical including Geological and Hydrogeological Support & Peer Review Services) Initial market engagement conducted under PCR2015 (Notice identifier: 2024/S 000-023744 https://www.find-tender.service.gov.uk/Notice/023744-2024), due to unforeseen circumstances new market engagement is required to ensure market input on the considerations of additional scope. Suppliers are requested to contact Lewis Gribbin(Lewis.gribbin@nuclearwasteservices.uk) to receive a copy of the Market Engagement Request for Information (RFI) and return a completed Questionnaire document by 29/08/25.",
                "dateMet": "2024-09-02T00:00:00+01:00",
                "status": "scheduled",
                "dueDate": "2025-09-15T23:59:59+01:00"
            }
        ]
    },
    "parties": [
        {
            "id": "GB-PPON-PNWB-5846-DYCH",
            "name": "Nuclear Waste Services Limited",
            "identifier": {
                "scheme": "GB-PPON",
                "id": "PNWB-5846-DYCH"
            },
            "address": {
                "streetAddress": "Pelham House, Pelham Drive,",
                "locality": "Calderbridge, Seascale",
                "postalCode": "CA20 1DB",
                "country": "GB",
                "countryName": "United Kingdom",
                "region": "UKD11"
            },
            "contactPoint": {
                "email": "robert.boston@nuclearwasteservices.uk",
                "name": "Robert Boston"
            },
            "roles": [
                "buyer"
            ],
            "details": {
                "url": "https://www.gov.uk/government/organisations/nuclear-waste-services/about",
                "classifications": [
                    {
                        "id": "publicAuthoritySubCentralGovernment",
                        "scheme": "UK_CA_TYPE",
                        "description": "Public authority - sub-central government"
                    }
                ]
            }
        }
    ],
    "buyer": {
        "id": "GB-PPON-PNWB-5846-DYCH",
        "name": "Nuclear Waste Services Limited"
    },
    "tender": {
        "id": "C16723",
        "legalBasis": {
            "id": "2023/54",
            "scheme": "UKPGA",
            "uri": "https://www.legislation.gov.uk/ukpga/2023/54/contents"
        },
        "title": "Environmental Safety Case: General Tech inc Geological & Hydrogeological (with consideration of Peer Review Services).",
        "description": "Replacement to Environmental Safety Case (ESC) Lots 2,3&4 (General Technical including Geological and Hydrogeological Support & Peer Review Services) Initial market engagement conducted under PCR2015 (Notice identifier: 2024/S 000-023744 https://www.find-tender.service.gov.uk/Notice/023744-2024), due to unforeseen circumstances new market engagement is required to ensure market input on the considerations of additional scope. Suppliers are requested to contact Lewis Gribbin(Lewis.gribbin@nuclearwasteservices.uk) to receive a copy of the Market Engagement Request for Information (RFI) and return a completed Questionnaire document by 29/08/25.",
        "items": [
            {
                "id": "1",
                "additionalClassifications": [
                    {
                        "scheme": "CPV",
                        "id": "90721000",
                        "description": "Environmental safety services"
                    }
                ],
                "relatedLot": "1"
            }
        ],
        "value": {
            "amountGross": 17640000,
            "amount": 14700000,
            "currency": "GBP"
        },
        "mainProcurementCategory": "services",
        "aboveThreshold": true,
        "techniques": {
            "hasFrameworkAgreement": true
        },
        "lots": [
            {
                "id": "1",
                "contractPeriod": {
                    "startDate": "2026-08-31T00:00:00+01:00",
                    "endDate": "2031-08-31T23:59:59+01:00"
                },
                "status": "planned",
                "suitability": {
                    "sme": true
                }
            }
        ],
        "communication": {
            "futureNoticeDate": "2026-07-22T23:59:59+01:00"
        },
        "status": "planned",
        "amendments": [
            {
                "id": "049186-2025",
                "description": "Title: Environmental Safety Case: General Tech inc Geological & Hydrogeological (with consideration of Peer Review Services). Description: Initial market engagement conducted under PCR2015, due to unforeseen circumstances new market engagement is required to ensure market input on the considerations of additional scope. Suppliers are requested to contact Lewis Gribbin(Lewis.gribbin@nuclearwasteservices.uk) to receive a copy of the Market Engagement Request for Information and return a completed Questionnaire document by 29/08/25. Value (ex-Vat): PS14,700,000 Value (inc-Vat): PS17,640,000 Contract Start Date: 31/08/2026 Contract End Date: 31/08/2031 Engagement: Not concluded. Engagement Deadline: 15/09/2025 Engagement Description: Initial market engagement conducted under PCR2015, due to unforeseen circumstances new market engagement is required to ensure market input on the considerations of additional scope. Suppliers are requested to contact Lewis Gribbin(Lewis.gribbin@nuclearwasteservices.uk) to receive a copy of the Market Engagement Request for Information and return a completed Questionnaire document by 29/08/25. Estimated Publication Date: 29/05/26"
            },
            {
                "id": "014467-2026",
                "description": "Tender publication date (estimated) changed from 16/07/2025 to 07/05/2026. Contract start date (estimated) changed from 31/10/2025 to 11/01/2027. Contract end date (estimated changed from 31/10/2030 to 11/01/2032."
            },
            {
                "id": "068770-2026",
                "description": "amending procurement route"
            }
        ],
        "procurementMethod": "open",
        "procurementMethodDetails": "Open procedure"
    },
    "language": "en"
}