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40 <br /> CPT Interpretations <br /> The parameters selected for output from the program are often specific to a particular project As such, <br /> . not all of the interpreted parameters listed In Table 1 may be Included In the output files delivered with this <br /> report <br /> Table I <br /> CPT Interpretation Methods <br /> Interpreted Description Equation Ref <br /> Parameter <br /> Mid Layer Depth <br /> Depth (where interpretations are done at each point then Mrd Depth(Layer Top)+Depth(Layer Bottom)/2 0 <br /> Layer Depth=Recorded Depth) <br /> Elevation Elevation of Med Layer based on sounding collar elevation Elevation=Collar Elevation-Depth <br /> supplied by client <br /> Av c Averaged recorded ti value Avggc 1 q` <br /> 9q 9 P (qc) <br /> n=1 when interpretations are done at each point <br /> Averaged corrected tip(qt)where -{vggr-3 q, <br /> Avgqt q,=q�+(!—a).u <br /> n=1 when interpretations are done at each pant <br /> Avgfs Averaged sleeve friction (Q �vgfs n -,fs <br /> n=1 when interpretations are done at each point <br /> Averaged fnction ratio(Rf)where friction ratio is defined gf <br /> AvgRf as 4vgRf=100%-Avggt <br /> Rf=I 00% of n=i when interpretations are done at each point <br /> Avgu Averaged dynamic pore pressure(u) Avg.=n'u <br /> n=1 when interpretations are done at each point <br /> Averaged Resistivity(this data is not always available Avga= RESISTIVITY, <br /> Avg Res since it is a specialized test requiring an additional n <br /> module) n=1 when interpretations aro done at each point <br /> Averaged UVIF ultra-violet induced fluorescence (this <br /> AvgUVIF data is not always available since it is a specialized test lvg" n-1UVIF, <br /> requiring an additional module) n=1 when interpretations are done at each pant <br /> AvgTemp Averaged Temperature(this data is not always available Avg.=n TEMPERATURE, <br /> since it is a specialized test) n=1 whenlrnterpretatrons aredone at each point <br /> Averaged Gamma Counts(this data is not always ' <br /> AvgGamma available since it is a specialized test requiring an �vga=n GAMMA, <br /> additional module) n=1 when interpretations are done at each point <br /> Sod Behavior Type as defined by Robertson and _ <br /> SBT See Figure t --� - -- ---- -- 2 5 _ <br /> Campanella - -_ - __ - I _ _-_- -- _ -I----- <br /> Unit Weight of sod determined from one of the following <br /> user selectable options <br /> U Wt t) uniform value See references 5 <br /> 2) value assigned to each SBT zone <br /> 3) user supplied unit weight profile <br /> Total vertical overburden stress at Mid Layer Depth T3rress=�y h <br /> T Stress <br /> A layer is defined as the averaging interval specified by where n is layer unit weight <br /> 6v the user For data interpreted at each point the Mid Layer h,is layer thickness <br /> Depth is the same as the recorded depth <br /> REGG <br /> CPTSUMM-1 20C-Rev 02-07-31 � <br />