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Activity Name:

ERT monitoring of a mole burrow system during overflow testing

Activity Numbre:

61

Activity type

Survey

Involved Workpackage

Flood defences
Emergency response
Knowledge infrastructure

Objective

To test feasibility and effectiveness of ERT monitoring of burrows.

Activity Brief descriptor

ERT sensors were installed in an overflow test section were a mole burrow system was present, allowing to monitor the evolution of its internal erosion during an overflow test.

Linked to theme(s):

Breaching
Animal- & vegetation-induced anomalies
Erosion processes
Temporary levee repairs
Levee survey & monitoring technique
Prolonged collaboration

Activity Time

Start Date:

Nov. 26, 2021, 8:30 a.m.

End Date:

Nov. 30, 2021, 4:30 p.m.

Active time length:

Days:

2

Hours:

None

Other:

The activity had to be interrupted on Friday 26/11 at 10am due to a covid case on site. It was resumed on Monday 29/11 at 8:30.

Location

Levee stretch:

Other

Coordinates/ Latitude (WGS):

None

Coordinates/ Longitude (WGS):

None

Coordinates/ Altitude (mTAW):

None

Descriptor:

Other references:

Data

Data: 1

Data type: Timeseries of electric resistivity of subsoil at the overflow test section
Description: Timeseries of electric resistivity of subsoil at the overflow test section
Date availability: None
Media avaliable:
Find media:

Data: 2

Data type: Pdf file
Description: Supporting information about data collection and analysis
Date availability: None
Media avaliable:
Find media:

Relationships with other activities

Detaled information about the activity

Pre-conditions

Activity Descriptor

Equipments

this activity does not have equipments

Monitoring & Sensors

this activity does not have sensors

Limits

During Activity

Post-activity conditions

Immediate Results

Results /Conclusion

Infrastructure Knowledge

Other key information