Ground Investigation in relation to the Keston Ponds Project

Scope of works

The objectives of the ground investigation are: • Characterisation of the embankment dam structures in terms of composition, stratigraphy, and internal condition; • Assessment of seepage pathways, groundwater regime, and hydraulic connectivity between ponds; • Provide geotechnical parameters for the design of foundations for replacement footbridge structures at locations confirmed by the Supervising Engineer. • Characterisation of soils within the proposed river restoration corridor and wetland creation areas; • To monitor the variation in existing groundwater levels within the floodplain prior to restoration works to establish a baseline; • Environmental and waste classification of arisings in support of the earthworks strategy.

Type

Contract award

Contract Award

Sector

Civil Works & Roads

Procedure

Below threshold - limited competition

Classification

Not published at source

Original notice

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Source provenance (1)

Every portal notice that contributed to this record, with the values each one published. Where portals disagree, the originating notice is the published record.

Key dates

1. Published at source28 Sept 2026
2. Submission deadline—