| Column Name |
Format |
| Code |
CHAR 1 - Primary key |
| Descrptn |
CHAR 30 NULL |
| |
| Relationships |
|---|
| drilmeth.code |
c5c1.drill_meth |
|
|
|
| Code |
Descrptn |
| A |
Air Rotary |
| B |
Bucket Auger |
| C |
Cored |
| D |
Driven |
| E |
Excavation |
| F |
Sand Point |
| G |
Dug |
| H |
Hand Auger |
| I |
Hollow Stem Auger |
| J |
Jetted |
| K |
Multiple methods used |
| L |
Dual Rotary |
| M |
Mud Rotary |
| N |
Non-specified Rotary |
| O |
Other |
| P |
Power Auger |
| R |
Reverse Rotary |
| S |
Screened Hollow Stem Auger |
| T |
Cable Tool |
| U |
Unknown |
| V |
Vibracore/rotasonic |
| W |
Water Rotary |
| X |
Trench (bottom) |
| Y |
Trench (sidewall) |
| Z |
Auger (non-specified) |
|