Wales & Western - Civils Examination Services (Earthworks)

Descriptions

Network Rail (Wales & Western) are seeking market engagement to inform the procurement strategy of a framework agreement which will manage civil examinations on earthworks assets.

Civil examinations within Network Rail refer to the inspection, examination and reporting of structural assets to ensure the safety, reliability, and longevity of railway infrastructure. These examinations help identify defects, monitor structural integrity, and determine necessary maintenance or repair works to prevent failures and ensure continued safe operation of the rail network. An Earthwork examination shall be sufficient to identify or determine and record information to enable Network Rail to manage the safety and performance of the Earthwork in accordance with NR/L3/CIV/065.

Asset types to be examined:

- Earthworks (as defined by NR/L3/CIV/065)

Five chain lengths of Earthwork slope: a soil cutting, rock cutting embankment, or natural slope

- Coastal and Estuarine Defences that are formed of earthworks

A Structure that protects railway infrastructure against erosion or flooding by tidal waters. It includes protection works, which protect land against erosion and encroachment by such waters and which perform no flood defence role; and defences, which protect against flooding or attack by such waters.

- Outside Party Slopes, whose failure may impact on Network Rail infrastructure, where the outside party is unable to provide a satisfactory management policy for the slope, will be, so far as is lawful, be subject to a cyclical examination.

A cutting, embankment or natural slope, outside of the Network Rail boundary, owned or managed by an outside party, which may impact on Network Rail infrastructure. Where the outside party is unable to provide a satisfactory management policy for the slope, or demonstrate by other means that it is being managed in a satisfactory manner, the slope will, so far as is lawful, be subject to a cyclical examination.

Examination Types:

- Cyclical Earthwork Examination

These examinations are cyclical in accordance with the Task Schedule or as otherwise instructed by Employer's representative.

The scope must adhere to SCHI, SEHI and/or RSHI in accordance with NR/L3/CIV/065

- Rapid Response Earthwork Examination

These examinations are for Emergency Situations as required.

The scope is as required by Network Rail.

- Geotechnical Incident Report

These examinations are as required by Network Rail.

The scope is in accordance with NR/L3/CIV/185.