Attribute Survey in West England Forest District

Forest Research is seeking tenders for the carrying out of an Attribute Survey in accordance with the attached Invitation to Tender.

Attribute survey plots will be established and assessed following the method based on both the Forest Mensuration handbook 2006 and the Forestry Commission Survey Handbook, 3rd edition 2007.

The method will include:-

Plot navigation, numbering and size choice:

• Circular plots will always be used of the same size

Marking plot centres and plot trees.

Data collection to include:

• Species
• Planting year
• Stocking
• Top Height
• Original planting spacing
• Open ground
• Map changes

Data presentation will include:

>All documentation will be complete and legible

>The original map, field form, aerial photo and any additional field forms will be stapled together for each sub-compartment or split. >All header details will be complete.

>Grid references will be recorded for each plot where it differs from the .gpx file. >All species will be recorded.

>A 4-figure planting year will be recorded for each species.

>MSIR and MSAR will be recorded for each plot.

>All calculations will be completed accurately to include all totals and averages. >Remarks pertinent to each plot will be recorded.

>The general comments section will be completed accurately accounting for each component. >All additional information will be recorded accurately.

>Any major map anomalies will be annotated clearly.

>All completed paperwork will be returned to Forest Research, Fineshade.

Additional information: Please express your interest in this tender in order to allow us to notify you of any questions we may receive and the answers given.

Expressions of interest and/or any questions regarding this ITT should be made by email to liz.richardson@forestresearch.gov.uk no later than 14.00hrs on 25th July 2023.