The present application generally relates to sensors used on {HEAD ~ structures} to monitor, particularly but not exclusively, {TAIL ~ deformation} resulting from, for example, deflection, load, pressure or tilt 
The present application generally relates to sensors used on { HEAD ~ structures } to monitor , particularly but not exclusively , { TAIL ~ deformation } resulting from , for example , deflection , load , pressure or tilt
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH