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Tender Details
- Country: United Kingdom
- Summary: Tncea England Ecosystem Soils Classification Surveys
- GBT Ref No: 121862442
- Deadline: 10 Jul 2025
- Competition: ICB
- Financier: Self Financed
- Purchaser Ownership: Public
- Tender Value: Refer Document
- Notice Type: Tender
- Document Ref. No.: P-38349
- Purchaser's Detail :
- Description :
- Soils Classification Requirement The requirement is to obtain detailed soil profile description and soil type classification for each soils monitoring plot. There will be between 2 and 6 soil monitoring plots (c. 16 m x c. 16 m) per EES monad (1 km x 1 km), with an expected average of 4 soil monitoring plots per EES monad. Soils Classification is a one-off survey on up to 500 monads per monitoring cycle. General, site, soil surface, and soil profile description will be in accordance with the Soil Survey Field Handbook, Hodgson (2022). Observations will be recorded in a standardised format on a field data collection app on a mobile device (most likely tablet) provided by Natural England. The following observations will be required at each soil plot: 1. General description of the site; 2. Site description: elevation, relief, soil erosion and deposition, flooding, rock outcrops, land use; 3. Description of soil surface; humus type (where relevant); 4. Description of the soil profile using a soil pit dug to 60 cm and extended to 120 cm using a 70 mm Edelman auger (provided), unless rock is encountered shallower than these depths. In undrained peat soils with high water table description from a Russian corer (provided) will be required, including degree of decomposition to von Post scale. Disturbed soil samples will be taken from the middle of each soil horizon. The required sample quantity per horizon is 500 ml for mineral soils; for soil profiles with 4 horizons this equates to ...
- Documents :
Purchaser : NATURAL ENGLAND
Seacole Building, 2 Marsham Street London SW1P 4DF United Kingdom
Contact Person : Defra Commercial (DgC)
Email :joyce.angoma@defra.gov.uk
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