NPFC - GG-T-621

TRANSIT, ONE-MINUTE; AND TRANSIT TRIPODS

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Organization: NPFC
Publication Date: 18 November 1985
Status: active
Page Count: 23
scope:

This specification covers one-minute transits and tripods for use with transits.

Transits shall be of the following classes, as specified (see 6.2):

Class A - Small, lightweight; mountain or mining transits. Class B - Average size and weight; engineer's and city transits. Class C - Maximum size and weight; surveyor's traverse and triangulation transits.

intended Use:

The transits are intended for use in surveying operations. Class A covers an instrument of minimum weight, small dimensions, and compactness for use where those factors are of essential importance... View More

Document History

GG-T-621
November 18, 1985
TRANSIT, ONE-MINUTE; AND TRANSIT TRIPODS
The transits are intended for use in surveying operations. Class A covers an instrument of minimum weight, small dimensions, and compactness for use where those factors are of essential importance...
November 18, 1985
TRANSIT, ONE-MINUTE; AND TRANSIT TRIPODS
A description is not available for this item.
August 18, 1982
TRANSIT, ONE-MINUTE; AND TRANSIT TRIPODS
A description is not available for this item.
July 31, 1959
TRANSIT, ONE-MINUTE; AND TRANSIT TRIPODS
A description is not available for this item.

References

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