Captioned map

The map opposite shows the site of the Boulonnais quarries in Ferques, France.
The layout of the map divides the parts of the quarries into different coloured zones. An analysis of the different areas is available in the report
Total area of the site : 3.57 square kilometers
Coordinates : 50.831675122567646, 1.7378321213808654

B1 : administration building
B2 : Storage and crushing site
E1, E2, E3, E4, E5 : Extension zone (E3 : Extension of the storage reservoir).
L1, L2, L3 : Loading area for lorries
T1 : Rail loading zone (opening in 2020)
S1, S2, S3, S4 : Mining site