Humboldt HC-2938 Corner Crack Monitor - Manual (Page 3)

Pr
oject
Location of Monitor
During each monitoring event, Indicate on the diagrams below
, the movement of the
crack monitor
. This should be done after the
crack widths have been measur
ed using the
crack width gauge. + r
epr
esents crack opening on horizontal scale - r
epr
esents crack closing on horizontal scale