maintenance work in barcis artificial lake, italy

barcis lago di lake january italy europe winter artificial reservoir water pordenone friuli venezia giulia friulivenezia dam hydroelectric energy power electricity production routine maintenance shipping container environment site storage units metal steel reinforced bars rebar high visibility jackets clothes clothing industry industrial equipment workers engineers people men workmen crane arm lifting drained pump dewatering centrifugal empty mountains alps alpine engineering work basin hydraulic silt machinery machine hard hat construction travel val cellina dolomites valley european union eu south dry valcellina