Information for landowners

When developing proposals for network upgrades, we need to understand who has a legal interest in the land in and around the areas being considered as part of the projects.

In the DCO process, anyone with a legal interest in land is known as a Person with an Interest in Land (PIL). If you are identified as a PIL, we will contact you directly.

Whilst much of the information we need to confirm a legal interest on is available on public registers, we have appointed land suppliers Ardent to contact individual landowners to verify the publicly available information and ensure NGET has have made best efforts to identify any potentially impacted landowners. Ardent operates across multiple sectors, providing land and consenting advice to support the promotion and delivery of major projects in the UK and Ireland.

More information regarding National Grid’s land rights and payment schedules, can be found here.

Ardent will also assist with contacting landowners and occupiers to arrange access for non-intrusive and intrusive surveys which we plan to carry out whilst we develop the proposals and prepare the application for a development consent order.

More detailed information for landowners, along with relevant contact information can be found on the landowner page of our project website.

If you are a landowner and believe your property may be affected by our proposals, and want to talk to our lands team, please email [email protected] or call 0203 302 0545 or write to: EGL 3 and EGL 4, Ardent, 36 Park Row, Leeds, LS1 5JL.

Surveys

To understand more about the local environment, and to inform the environmental impact assessment, we need to carry out surveys. These will be on land within the corridor, on some adjoining land, and areas that may be identified through consultation feedback as potentially sensitive.

These surveys are to assess the landscape, ecology and cultural heritage aspects of the area, to inform further detailed environmental assessments. All survey information gathered has been published either as part of our Preliminary environmental information report or will support our application for a development consent order.
 

Ongoing surveys

Below is a list of our ongoing and upcoming surveys. If for any reason a survey cannot take place on the scheduled date, such as poor weather conditions, we will endeavour to reschedule the survey in a timely manner.

Access to land plots are agreed before any surveys may take place. If you are a landowner and have questions about the surveys on your land, please email [email protected] or call 0203 302 0545 or write to: EGL 3 and EGL 4, Ardent, 36 Park Row, Leeds, LS1 5JL.
 

January 2026 onwards

Agricultural Land Classification (ALC) Survey

Lincolnshire – East Lindsey, Boston, South Holland

Norfolk – King's Lynn and West Norfolk

Cambridgeshire - Fenland

The survey consists of accessing land by foot and using a hand auger to take a soil sample down to describe the soils. A small number of soil pits will be dug using a spade to assess some of the topsoil characteristics in representative soil types. All materials exposed is then returned to the hole immediately following description of the profile.

January 2026 onwards

Bird transects & Intertidal Bird Surveys

Lincolnshire – East Lindsey

A pair of surveyors will conduct walked transects or stationary vantage point surveys along the coastline to spatial distribution and activity information of waders and wildfowl on the intertidal shorelines and sea surface. Information will be collected on OS maps or digital devices.

January 2026 onwards

Bat Roost – preliminary aerial tree-climbed inspection 

Lincolnshire – East Lindsey, Boston, South Holland

Norfolk – King's Lynn and West Norfolk

Cambridgeshire - Fenland

The survey will be undertaken where the GLTA identifies trees with PRF or is unable to confirm their absence from the ground. The survey will also involve certified climbers using ladders or specialist roped-access equipment to further inspect target trees.

January 2026 onwards

Bat activity surveys – static detector deployment /collection

Lincolnshire – East Lindsey, Boston, South Holland

Norfolk – King's Lynn and West Norfolk

Cambridgeshire - Fenland

A pair of surveyors will place static bat detectors in suitable habitat. This bat detector will be left in place for 1-2 weeks and then collected so the data can be analysed.

January 2026 onwards

Geophysical Survey

Lincolnshire – East Lindsey, Boston, South Holland

Non-intrusive surveys to detect and map contrasts between buried archaeological remains and the surrounding soil. The geophysical survey will be carried out using a handheld cart or All-Terrian Vehicle (ATV) and will require the use of a standard gradiometer, which will identify buried anomalies of potential archaeological origin at specified locations.

January 2026 onwards

Drainage Survey

Lincolnshire – East Lindsey, Boston, South Holland

Norfolk – King's Lynn and West Norfolk

Cambridgeshire - Fenland

Walkover survey to assess the topography of the land, existing land drainage and potential outfall locations for any additional drainage that may be needed during construction. Survey will be undertaken by a small team on foot. This will occur all-year round, across 1-2 days per site, depending on size of the survey area. 

January 2026 onwards

Groundwater Survey

Lincolnshire  – East Lindsey, Boston, South Holland

Norfolk  – King's Lynn and West Norfolk

Cambridgeshire - Fenland

A non-intrusive private water, and public, supply survey to ground truth data in relation to the use and reliance on groundwater abstractions. Surveyors will comprise interviews with abstraction licence owners to gather data on the nature of the water source and establish if scheme will bisect private distribution systems.

January 2026 onwards

Soil Resource Survey

Lincolnshire – East Lindsey, Boston, South Holland

Norfolk – King's Lynn and West Norfolk

Cambridgeshire - Fenland

Surveyor will access land by foot and using a hand auger to take a soil sample. The exact locations within each field will be determined on site by surveyor and will avoid areas such as farm tracks, field edges etc. Soil pits also be dug using a spade to assess topsoil characteristics in representative soil types. All materials exposed will be laid on plastic sheeting for describing the relevant characteristics and then returned to the hole immediately. Iti s proposed that no auger hole / soil pits are left open for more than 30 minutes and no equipment will be left on site.  

January 2026 onwards

Wintering Bird Surveys

Lincolnshire – East Lindsey, Boston, South Holland

Norfolk – King's Lynn and West Norfolk

Cambridgeshire - Fenland

A non-intrusive survey consisting of surveyors walking predetermined transect routes observing and listening for birds. The survey included recording all the species on paper maps or digital tablets in the field. For targeted species the methodology may differ depending on the species surveyed. Depending on results in some selected areas recording of bird sounds may also be used, with recording equipment in place for at least two days.

January 2026 onwards

Bat Roost – Preliminary Roost Assessment (PRA) of buildings/structures and Ground Level Tree Assessment (GLTA)  

Lincolnshire – East Lindsey, Boston, South Holland

Norfolk – King's Lynn and West Norfolk

Cambridgeshire - Fenland

External assessment of buildings/structures and ground level inspection of trees to identify potential roosting features (PRF) and classify the suitability of the building/structure/tree for supporting roosting bats. 

This initial survey will identify the requirement for further survey to confirm the presence/likely absence of PRF (if unconfirmed during the PRA/GLTA) and/or roosting bats.

January 2026 onwards

Ecology UK Hab, PEA walkover surveys

Lincolnshire – East Lindsey, Boston, South Holland

Norfolk – King's Lynn and West Norfolk

Cambridgeshire - Fenland

Undertaken by pairs of surveyors. The survey is an initial assessment of the ecological features present, or potentially present within a specified area. It includes the mapping the habitat types present and recording condition of habitats present. It also assessing the suitability of habitats for protected or priority species and recordings sightings of invasive non-native plant and animal species.

January 2026 onwards

Archaeological Trial Trenching

Lincolnshire – East Lindsey, Boston, South Holland

Archaeological trial trenches are excavated using a mechanical excavator in a working area typically 60m long and 10m wide. The trenches are up to 50m long, approximately 2m wide and typically 0.4-0.7m deep. Topsoil is excavated by machine and is typically 0.30-0.40m deep. If subsoil is present this is also removed by machine and is kept separate from topsoil. Typically, trial trenches go to a depth of 0.4-0.7m. If anything of interest is found further investigation may be required. 

Any archaeology, such as pits, ditches or walls will be investigated by hand tools (mattocks, shovels, trowels) and recorded using GPS survey kits. Trenches are backfilled with the excavated materials in the order in which they were excavated and are compacted by the machine excavator.

Plant will typically include 360° tracked excavators that are delivered by low-loaders at agreed locations. Equipment is transported in a 4x4 which will be parked close to the survey area. Welfare vans and welfare trailers are used and may be placed upon track-matting, usually situated by the access to the survey area from the public highway

January 2026 onwards

Soil Pits Survey

Lincolnshire – East Lindsey, Boston, South Holland

The work will be carried out on foot to complete a small hand excavated soil pit, measuring 1mx1m1x1m using a spade to investigate and examine the soil profile. 2-3 soil samples (about 500g each) will be collected and soil will be reinstated after examination. 
 
No soil pit will take place within 15m of utilities, be left unattended or open overnight.

January 2026 onwards

Intrusive Ground Investigations (exploratory holes to include boreholes, trial pits, cone penetration tests, window sampling, dynamic cone penetrometer tests)

Cambridgeshire - Fenland

The purpose of the ground investigation is to gather data on the ground conditions within the project area to inform the design of the various elements of the project.

Exploratory holes will be used to collect samples for laboratory testing, carry out in-situ testing e.g. infiltration tests and provide descriptions of the ground profile. Groundwater monitoring standpipes will be installed in selected holes.

All works are to be undertaken initially via Permitted Development Rights and in agreement with the Landowners, by an experienced and competent ground investigation contractor and, following completion of the works, land will be restored in accordance with Environment Agency good practice guidance.

 

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