Details: File format summary

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Properties

Summary
Name	AGS 4 Data Format
Version	4.0- 4.1
Other names
Identifiers	PUID: fmt/1649
Family
Classification	Text (Structured)
Disclosure
Description	The AGS Data Format was created in 1991 by the Association of Geotechnical and Geoenvironmental Specialists, as a way of transferring data between different organisations in the geotechnical/geoenvironmental industry. It provides a way of exchanging data that is independent of software/ hardware and operating system, and to a consistent standard.
Orientation
Byte order
Related file formats	None.
Technical Environment
Released
Supported until
Format Risk
Developed by	AGS / Association of Geotechnical and Geoenvironmental Specialists
Supported by	None.
Source	AGS / Association of Geotechnical and Geoenvironmental Specialists
Source date	14 Mar 2022
Source description	v.120- Removed excess variable marker from signature, updated description and updated version number. Submitted by Ross Spencer as part of PRONOM Research Week v.121: removed comma from file format version field. Submitted by Preservica.
Last updated	21 Jul 2025
Note	Official specification: https://www.ags.org.uk/content/uploads/2022/02/AGS4-v-4.1.1-2022.pdf Official website: https://www.ags.org.uk/data-format/