Improvements forest highways, Nunningen (OSMOSE)
Improvements forest highways, Burgdorf (OSMOSE)
Improvements buildings and highways, Roggwil (BE)
Improvements waterways, tunnels and bridges, Murgenthal
Improvements waterways, tunnels and bridges (OSMOSE)
Improvements waterways, tunnels and bridges (OSMOSE)
Improvements waterways, tunnels and bridges (OSMOSE)
Improvements waterways, tunnels and bridges (OSMOSE)
Improvements waterways, tunnels and bridges (OSMOSE)
Improvements waterways, tunnels and bridges, Kleinlützel (OSMOSE)
Improvements buildings and adresses, Worb
Improvements forest highways, waterways and bridges (OSMOSE)
Improvements forest highways, waterways and bridges (OSMOSE)
Improvements forest highways, waterways and bridges (OSMOSE)
Improvements forest highways, waterways and bridges (OSMOSE)
Improvements forest highways (OSMOSE)
Improvements waterways and bridges (OSMOSE)
Improvements waterways and bridges (OSMOSE)
Ergänzungen Brückenlayer (OSMOSE)
Anpassungen Wege und Wasserläufe (OSMOSE)