Contract

Excavation of Mersea Blockhouse

  • Essex County Council

UK7: Contract details notice - Procurement Act 2023 - view information about notice types

Notice identifier: 2026/S 000-015260

Procurement identifier (OCID): ocds-h6vhtk-065835

Published 19 February 2026, 1:57pm



Scope

Reference

C011PA

Description

The project is for a full archaeological excavation, assessment, analysis, reporting and archiving, of the scheduled Henrician blockhouse/artillery fort and associated unscheduled foreshore (intertidal) features, that lie on the Essex coast at East Mersea.


Contract 1

Supplier

Contract value

  • £174,662 excluding VAT
  • £209,594 including VAT

Below the relevant threshold

Date signed

22 January 2026

Contract dates

  • 1 February 2026 to 1 March 2028
  • 2 years, 1 month, 1 day

Main procurement category

Works

CPV classifications

  • 45112450 - Excavation work at archaeological sites
  • 71351720 - Geophysical surveys of archaeological sites
  • 71351914 - Archaeological services

Contract locations

  • UKH3 - Essex

Procedure

Procedure type

Below threshold - limited competition


Supplier

Colchester Archaeological Trust Limited

Roman Circus House, Roman Circus Walk

Colchester

CO2 7GZ

United Kingdom

Region: UKH34 - Essex Haven Gateway

Small or medium-sized enterprise (SME): Yes

Voluntary, community or social enterprise (VCSE): No

Contract 1


Contracting authority

Essex County Council

  • Public Procurement Organisation Number: PWVM-4844-NRQH

County Hall, Market Road

Chelmsford

CM1 1QH

United Kingdom

Region: UKH36 - Heart of Essex

Organisation type: Public authority - sub-central government