Quick answer: The Real Question Is Access — Removing a tree is planning before it is cutting: where the wood lands, what is under it, whether a rope or a crane takes the weight, and what is left when the crew drives away. A removal is finished when the drop zone is clear and the stump is dealt with, not when the trunk hits the ground.
Field note. What we see here is that access decides the price more than height does: a pine over a fence on a slope with no driveway costs more to take down safely than a taller tree with a clear drop, and the plan is where that shows up.
On the other hand, removal is not the only safe answer — a tree with one failing limb, or a lean that can be corrected by reduction, is often better kept and managed than gone.
“How soon can you be here” is the question everyone asks. The question that determines the answer is “how does the equipment reach it”. A tree a hundred feet from the street with a four-foot gate and a septic field between is a different job from the same tree with a driveway to its base, and the difference is measured in hours, not minutes.
The measurements that decide it
Gate width at its narrowest point, including the hinge post and any vegetation. Overhead clearance along the whole route, not just at the entrance. The surface: gravel, asphalt, lawn, bare clay. The gradient, and whether it changes partway. The presence of a septic tank, a leach field, a well head, an irrigation main, a gas line.
Ten feet is the practical minimum for a small tracked chipper and a compact lift. A full-size bucket truck wants twelve feet and a hard surface. A crane wants a setup area, and the setup area is the constraint that most often decides the job.
Overhead clearance is the one people forget
A driveway that fits the truck may not fit the truck plus the boom. Service drops sit lower than people think — often around twelve to fifteen feet at the attachment — and a machine that raises a boom on arrival will find them. The route has to be walked with the machine’s working height in mind, not its travel height.
Weight, and what is under the surface
A loaded truck and chipper can weigh more than a light-duty driveway was built for, and a septic leach field will not carry it at all. On this coast the geology adds another layer: clay over fractured rock drains slowly, and a route that is firm in August is a rut in February. The access question and the season are the same question.
Tree work on wet soil sets out the mats, the routes and the timing; the principle is that access damage costs more to repair than the extra rigging costs to avoid it.
When access fails, the job changes shape
No machine means climbing, and climbing means rigging, and rigging means every piece comes down on a rope to a person on the ground. That is slower, it is more skilled, and on a big tree it is more expensive per hour. It is also often the only way to do the job without destroying the garden, which is why the good version of this work is planned around access rather than around speed.
What a homeowner can do before the crew arrives
Open the gate and prop it. Move the cars. Clear the route of anything loose. Photograph the route and send it with the enquiry, including the narrowest point and the overhead wires. That one photograph saves a site visit and often changes the estimate before it is written.
The sequence for a fallen tree is in the main article; the way height and reach change the method is in how tall work works.