This is known as DBH or. diameter at breast height. However, if your tree trunk. is split or a branch is coming out of the trunk at 4 Â½. feet from the base of the tree, measuring is a bit more. complicated. o If your tree is on a hill, measure the circumference 4 Â½ feet from the mid-point of the. tree base.
For the present borough in Allegheny County, see Whitehall, Allegheny County, Pennsylvania. Whitehall Borough is a defunct borough that was located in Philadelphia County, Pennsylvania. The borough ceased to exist when it was incorporated into the City of Philadelphia on the passage of the Act of Consolidation, 1854. The area takes its name from White Hall, a grand mansion built there by Jesse Waln.
Known for. Whitehall is a road in the City of Westminster, Central London, which forms the first part of the A3212 road from Trafalgar Square to Chelsea. It is the main thoroughfare running south from Trafalgar Square towards Parliament Square. The street is recognised as the centre of the Government of the United Kingdom and is lined with numerous departments and ministries, including the Ministry of Defence, Horse Guards and the Cabinet Office. Consequently, the name Whitehall is used as a metonym for