Annex A

(informative)

Example of a form for the preliminary information on the intended sampling and groundwater measurements

Preliminary information on the intended sampling and groundwater measurements
Project  
Location  
Number of boreholes, excavations and/or groundwater measurements  
Orientation, inclination and acceptable deviations in boreholes  
Surveying requirements and expected geological and hydrogeological conditions  
Required accuracy and uncertainty of measurements  
Frequency of measurements  
Environmental and safety risks (associated with, e.g. flushing media, suspensions) yes no
If yes, please specify
Hazardous assessment for contaminated sites done      not done       not known      not necessary
Possible risks yes no
If yes, please specify
underground services, such as.....................................................................
overhead services, such as............................................................................
traffic, such as.................................................................................................
unexploded ordnance.....................................................................................
contamination, such as...................................................................................
other, such as.................................................................................................
................................................................................................................................
Planned depth of the borehole or excavation  
Sampling category  A      B      C
Sampling method(s)  
Sample handling  
Sample storage  
Sample transport  
Intended in situ testing yes no
If yes, please specify
standard penetration test o borehole expansion tests, such as.................
geophysical borehole tests, such as............................................................
geohydraulic tests, such as............................................................................
piezometer installation...................................................................................
other, such as...................................................................................................
................................................................................................................................
Borehole completion method and site reinstatement (needs, material, methods, etc.)  
Environmental care  
Emergency arrangements  
Name of the contact person (client or representative)  
Flow of information  
Name of qualified operator  
Name of responsible expert  
Remarks  

ISO 22475-1 Sampling by drilling and excavation and groundwater measurements. Part 1: Technical principles of execution