Line clearance rules, utility vegetation management, city tree programs, street trees, inventories and canopy.
50 pages in this topic. Each guide names its sources and the date they were read.
Numbers, Ofqual references, hours, entry awards and assessment times for the eight City and Guilds NPTC utility arboriculture awards, plus the zone distances printed in the Basic Electrical Knowledge handbook.
Number, Ofqual reference, hours, entry award, assessment time and unit content for the Level 2 Certificate of Competence in Felling Utility Poles.
Utility vegetation management is its own line of tree work.
What official pages in each country say about who may work on trees near energised lines, what training or authorisation they name, and where the distances are written down.
A side by side of what regulators in Oregon and Victoria say about utility wildfire or bushfire plans and the clearance of trees from power lines, with the regions not yet read marked as such.
State utility commissions and federal bodies that publish tree-trimming rules or complaint routes.
Utility vegetation management is its own line of tree work.
A city by city lookup of what Canadian city pages and bylaws say is protected or needs a permit for work on trees, with the size threshold as each page writes it and the office that decides.
A city-by-city lookup of what each city's own pages say about permits for street trees and protected private trees, with the size thresholds as written and the office that decides.
State forestry agencies and city urban forestry offices.
A side by side of the open street tree inventories that city portals publish: who publishes them, how many records each portal returned on October 8, 2026, how often they update and the licence field each portal shows.
Type the angle to the top of a tree, the distance from the tree and the eye height to see the tree's height by the tangent method.