(1) EN 1997-1 is intended to be used as a general basis for the geotechnical aspects of the design of buildings and civil engineering works.(2) The following subjects are dealt with in EN 1997-1:Section 1: GeneralSection 2: Basis of geotechnical designSection 3: Geotechnical dataSection 4: Supervision of construction, monitoring and maintenanceSection 5: Fill, dewatering, ground improvement and reinforcementSection 6: Spread foundationsSection 7: Pile foundationsSection 8: AnchoragesSection 9: Retaining structuresSection 10: Hydraulic failureSection 11: Overall stabilitySection 12: Embankments(3) EN 1997-1 is accompanied by Annexes A to J, which provide:- in A: recommended partial safety factor values; different values of the partial factors may be set by the National annex;- in B to J: supplementary informative guidance such as internationally applied calculation methods.