Civil Engineering Reference
In-Depth Information
Fig. 11.9
Tree Blaze in a forest in Alaska
using a tape and a compass or handheld GPS receiver. In other cases this may not
be feasible and it is necessary to actually run survey lines to points somewhere
near where the surveyor believes the monuments should be located. The probable
position of the monuments can then be calculated so that the search area is nar-
rowed and the crew can return to the field and look in the designated area.
Sometimes, particularly in wooded areas, it is necessary to find monuments
before cutting line so that the survey crew will be sure they are not cutting on the
abutter's land. In other cases, where for example, the boundary is a stone wall, the
surveyor has a pretty good idea of where the property lines are and the lines can
be safely cut. In many circumstances a few original monuments are initially found
