| ZRES |
SITE RESEARCHER |
| ZTP |
SITE TOWNSHIP |
| ZUB |
SITE UPPER BORDEN |
| ZUTM |
SITE UTM |
| STDE |
STRATUM DESCRIPTION |
| STRF |
STRATUM REFERENCE |
| UD |
UNIT DATUM |
| UDM |
UNIT DATUM MEASUREMENT |
| VD |
VERTICAL DATUM |
| VDM |
VERTICAL DATUM MEASUREMENT |
| VDRF |
VERTICAL DATUM REFERENCE |
| VU |
VERTICAL UNITS |