Timber cruiser's log - abcfp - Association of BC Forest Professionals

1.0 Endorsement Criteria
A Compasser must meet the following requirements to be signed-off by an ATC,
ATE, RFT or RPF at Level 1:
a) Have the ability to function as a Compasser with minimal supervision;
b) Complete all competencies at Level 1 as described in this document; and
c) Complete three months appropriate field experience at Level 1.
1.1 Equipment Knowledge
A Compasser must be able to demonstrate his or her ability to safely operate and
maintain:
a) a hand compass;
b) a diameter tape;
c) an increment borer;
d) an axe; and
e) a horizontal and vertical distance measuring device.
1.2 Field Procedures
A Compasser must be able to demonstrate the following:
a) adjust declination settings, set directional bearings on a hand compass and
navigate with minimum supervision;
b) establish a plot centre and reference points;
c) determine the diameter of a tree at breast height (Dbh);
d) determine the breast height age and measure growth increments of a tree;
e) assist the cruiser in the measurement of tree heights;
f) communicate field information clearly; and
g) conduct all tasks in a safe and appropriate manner.
1.3 Field Knowledge
A Compasser must be able to demonstrate the following:
a) differentiate between magnetic, grid and true north and set a navigational
course and bearing from a map;
ABCFP Timber Cruiser’s Log 8