If you need any explaination about this form contact ammar.aljer@univ-lille.fr

Activity Name:

2nd grout excavation on the Prosperpolder levee

Activity Numbre:

187

Activity type

Survey

Involved Workpackage

Flood defences
Emergency response
Knowledge infrastructure

Objective

Excavate and measure the size and shape of an underground system of burrows on a levee section.

Activity Brief descriptor

The team excavated manually a concrete grout that had been poured in a previously detected system of burrows on that section. The exact location and shape of the grout was documented with a lidar scan and RTK measurements.

Linked to theme(s):

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

Activity Time

Start Date:

Feb. 8, 2022, 9 a.m.

End Date:

Feb. 8, 2022, 5 p.m.

Active time length:

Days:

None

Hours:

None

Other:

Location

Levee stretch:

Other

Coordinates/ Latitude (WGS):

None

Coordinates/ Longitude (WGS):

None

Coordinates/ Altitude (mTAW):

None

Descriptor:

Same location where the 2nd survey of burrows on the Prosperpolder levee took place.

Other references:

Data

Data: 1

Data type: Lidar and RTK profiles
Description:
Date availability: None
Media avaliable:
Find media:

Data: 2

Data type: Report
Description: Report with supporting information about this activity
Date availability: None
Media avaliable:
Find media:

Relationships with other activities

  • Activities that are linked to 187/ 2nd grout excavation on the Prosperpolder levee :

    No activities

  • DB_id: 187/ 2nd grout excavation on the Prosperpolder levee

  • DB_id: 187/ 2nd grout excavation on the Prosperpolder levee linked to the following activities:

    DB_id: 58/ 2nd Animal burrows survey on the Prosperpolder levee

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

The grout penetrated the sand core of the section.

Other key information