International Organization for Standardization (ISO)
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ISO 8322-4:1991
Scope
This part of ISO 8322 specifies test procedures to be adopted when determining and assessing the accu- racy in use of theodolites for measurement of hori- zontal and vertical angles in the gon and degree system.
The procedures given in this part of ISO 8322 apply when these theodolites are used in building con- struction for surveying, check and compliance measurements and also when obtaining accuracy data.
ISO 8322-4:1991 history
1991ISO 8322-4:1991 Building construction — Measuring instruments — Procedures for determining accuracy in use — Part 4: Theodolites