Tender For Provision of Contracted Professional services for Tree Surveys.

Beyond Housing requires sub-contractor to deliver the completion of a tree survey across all non-domestic open spaces it owns.

Beyond Housing requires an inspection to manage tree stock to British Standard BS5837- 2012 Trees in relation to design, demolition and construction, or equivalent.

Beyond Housing are looking to create a database that assesses the current risks posed by tree stock and establish an effective management regime. Young and small trees should not be included unless deemed to present a particular risk.

• oA tree survey must include the following elements as a minimum,
• oA topographical survey showing the exact locations of the tree/s using GIS software.
• oA schedule to the survey that includes the following:
• oA reference number for each tree or group to be recorded on the tree survey plan
• oSpecies listed by common name
• oThe approx. height
• oThe stem diameter measured in accordance with Annex C of BS 5837:2012
• oThe branch spread at four cardinal points
• oExisting height above ground level of the first significant branch and canopy
• oLife stage (e.g. young, semi-mature, early mature, mature, over-mature)
• oGeneral observations, particularly of structural and/or physiological condition
• oThe removal/retention category U or A to C grading (see 4.5 and table 1 and 2 of BS 5837:2012)
• oAn estimate of remaining contribution in years (<10, 10+, 20+, 40+)
• oThe preliminary management recommendations
• oA Tree Constraints Plan
• oAn Arboriculture Implication Assessment
• oA Tree Protection Plan
• oArboriculture Method Statements where necessary

The report must also give a clear indication of additional factors affecting tree growth or potential conflicts e.g. building proximity, electrical installations / cabling etc.

Additional information: Is a Recurrent Procurement Type? : No