Table 10: Strain value of midspan top and bottom of the slab.

Label of specimenB-1GB-1GB-2GB-3GB-4GB-5GB-6CB-1CB-2CB-3

Cracking stageεc ()363335319311328332353290281583
εt ()409447440418508487558459532535
Failure stageεc ()36322024526716340517281871329693
εt ()294308230251340223

Note. εt and εt, average value of tension strain of stone slab bottom; εc and εc, average value of compressive strain of stone slab top.