Laserfiche WebLink
Figure 3. CROSS SECTION OF A TYPICAL (MONITORING WELL <br /> (NOTE: Schematic, not to scale) <br /> Protective Casing <br /> with Locking Cover <br /> Casing Cap <br /> Concrete <br /> Base <br /> 1yi <br /> f � <br /> 1 . X <br /> C � <br /> — Annular Space <br /> `t. x ( 2" Minimum ) <br /> �5 <br /> Borehole { <br /> Annular Seal <br /> Casing - <br /> rk r <br /> Centralizer(s) <br /> � /fig <br /> y '}y • 16 <br /> 4 <br /> "Transition" Seal <br /> Water Table <br /> i Filter Pack <br /> Screen <br /> - Bottom Plug or Cap <br /> -36- <br />