1960 - 1989

1963: Publication of last sheet of national map (Domodossola)

Publication of last sheet of 1:50,000 national map (no. 285, Domodossola). Entire country now covered in second largest scale and new map replaces 1:50,000 Siegfried Map dating from the 19th century.

1965: Publication of 1:500,000 national map

Publication of 1:500,000 national map. 

1965: Publication of last sheet of national map (Monte Rosa)

Publication of last sheet of 1:100,000 national map (no. 47, Monte Rosa). Entire country now covered in third largest scale and new map replaces Dufour Map dating from the 19th century.

1968: Introduction of updating of national maps in six annual blocks

Introduction of updating of national maps in six annual blocks. This means that maps of one-sixth of the country can be updated each year.

1969: Computer used for the first time for adjustment calculations

For the first time the IBM 360, model 50 computer belonging to the Military Department can be used for adjusting the calculations of geodetic networks (punchcard operation).

1978: Installation of first own computer

Installation of first own computer (Prime 400) with 356 KB RAM and 80 MB harddisk. 

1979: Publication of last sheet of national map (1292, Maggia)

Publication of last sheet of 1:25,000 national map (no. 1292, Maggia). Entire country now covered in third largest scale and new map replaces 1:25,000 Siegfried Map dating from the 19th century.

1984: Commencement of production of digital height model

Commencement of production of 1:25,000 digital height model (DHM25) (until 1996). Initial project named DIKART.

1987: GPS used for surveying for first time

GPS used in national survey for first time. 

1988: Acquisition of four GPS receivers

Acquisition of four GPS receivers. GPS-based surveying now operational. New GPS national survey (LV95) reference network measured in several campaigns (until 1994).

1988: Production of "VECTOR 200"

Compilation of 1:200,000 vector dataset (VECTOR200).


Federal Office of Topography swisstopo Seftigenstrasse 264
P.O. Box
3084 Wabern
Tel.
+41 58 469 01 11

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Federal Office of Topography swisstopo

Seftigenstrasse 264
P.O. Box
3084 Wabern

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