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Sub-Slab Vapor Probe Typical Diagram <br /> FOUNDATION SURFACE <br /> Gas Tight Fitting <br /> Probe Box <br /> (optional) <br /> Bentonite Grout if Permanent <br /> Probe or Hydrated Bentonite if—► <br /> Semi-Permanent Probe <br /> CONCRETE SLAB <br /> (thickness varies) <br /> Tubing <br /> (metal,nylaflow,PEEK,teflon) <br /> Hydrated Bentonite <br /> . . . . . . .. . . .. . . . . . . . . . N <br /> :OFyBr'a'n106t8iiiEAhMI:.: .:++M:.► <br /> i <br /> }i;.}:•..:.;.:. . x: 4 <br /> SUBSLAB FILL.� <br /> " ' ' ' 'SYiIQlilefc s: (tlllckness varies( <br /> ;F::: <br /> ti :.•.•.•. <br /> I':i <br /> .n.nr.r.r,r,.n�,n�r�,�n,"•nni�i„✓i,nr':'nn.nw.nrwr,n.+ ,rY'•,r,n”,n,",nr'ni✓ 'n.+rr:'+" i�i„rr�',r�"✓.-vn,✓ni. <br /> _�•::.��x�..xx�x�w:.� ....,.....�..x...x~.��•^•.,,.wY��..,..~�,,��NAT�.��...�E SOIL <br /> NOT TO SCALE <br /> Source: Department of Toxic Substances Control and Los Angeles Regional Water Quality Control <br /> Board,Advisory-Active Soil Gas Investigations, dated April 2012. <br /> 1117 Lone Palm Ave, Ste 201 <br /> �'+�IYJrM Modesto, CA 95351 Figure 5 Sub-Slab Probe Construction <br /> ATC (209)579-2221 <br /> PROJECT NO: 54.25803.0001 C&R International Sales <br /> DESIGNED BY: MS SCALE:LINK REVIEWED BY: JH 2403 Navy Drive <br /> DRAWN BY: MS DATE: 04/08 FILE:37070 Stockton, California <br />