CHAPTER 1
GENERAL INFORMATION
1-1. INTRODUCTION
1-1.1 Scope. This manual volume covers operations performed following the drilling of a water well. Information is
arranged as follows:
Chapter 1 - General Information
Chapter 2 - Logging Wells
Chapter 3 - Well Casing
Chapter 4 - Water Production
1-1.2 Requirements. Instructions in this manual are used in conjunction with the following equipment:
a.
Electric Logging System, p/n 149F923 (CAGE 21363). This equipment is used following drilling to determine the
types and locations of formations in the well borehole.
b.
Kit, Well Completion, p/n 165F004 (CAGE 21363), NSN 3820-01-178-4981. This kit contains components
necessary to complete a water well to a depth of 600 feet, and for water production. Components of the kit are
listed in Department of the Army Supply Catalog, SC 3820-97-CL-E.
c.
Well Sounder, p/n 149F924 (CAGE 21363). This instrument is used to determine water levels.
d.
Dart Valve Bailer, p/n 149F917 (CAGE 21363). This equipment is used to remove accumulations of sand or
mud from well.
1-2 DEFINITIONS
1-2.1 Casing. Pipe constructed of PVC material used to form a 'wall' for a well.
1-2.2 Draw-Down. The distance water recedes from static (standing) level to pumping level.
1-2.3 Overburden. A soft ground formation above a rock layer.
1-1/(1-2 Blank)
