PSI - Issue 48

Igor Shardakov et al. / Procedia Structural Integrity 48 (2023) 127–134 Shardakov et al/ StructuralIntegrity Procedia 00 (2023) 000 – 000

130

4

concrete head of mine shaft

bearing columns

Y

D

X

group of sensors on the column

C

B

A

6

1

2

3

4

5

7

sensors: - hydro leveling

a)

- temperature

- strain gauge

b) c) Fig. 2. Location of primary sensors on the structure: (a) blocks of hydraulic leveling sensors, strain gauges and temperature sensors; (b) inclinometer uni t; (с) block of vibration sensors

 U, mm

 U, mm

Date

Date

a) b) Fig. 3. Change in uneven settlements at the control points of the structure from 14.12.2019 to 14.03.2021: (a) left loop, (b) right loop