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~ <br />K <br />THREE RIVERS <br />ENVIRONMENTAL <br />TCLP (LEAD) Analysis Summary <br />CLIENT: CENI'URY WES7' ENGIIv`EERING CORP. TRE: #1420-17 <br />PROJECT: SALEM COURTHOUSE SQUARE,SENATOR BLDG. DATE SAMPLED: JUNF:, 27 1997 <br />DATES OF ANALYSIS: JCJLI", 1-3 1997 <br />PAGE 1 OF 1 <br />Sample Initial pH Concentration <br />Samnle # Material Descrintion Weight (g) PPM (mg/L) <br />SEN-TCLP Demo. Debris <br />100 <br />4.47 <br /><0.500 <br />4UALITY CONTROL DATA <br />BATCH#: <br />INCLUSIVE EHS SAMPLE NUMBER: <br />Initial Calibration Verification (S.OOppm Pb) <br />Laboratory Control Standard (10.0% Pb) <br />Continuing Calibration Verification 10 ( lO.Oppm Pb) <br />Continuing Calibration Verification 5(S.OOppm Pb) <br />Matrix Spike <br />, Duplication Relative Percent Difference <br />Regulatory Limit <br />Reporting Limit <br />Method: SW8461311/7420 <br />Analyst: BayardVandegrft (Environmental Hazards Services, Inc.) <br />Methoci EPA SWf346 1311 recommends 100g for analysis <br />070397T-1 <br />O1 <br />102% Recovery <br />103% Recovery <br />105% Recovery <br />93.0% Recovery <br />88.9% Recovery <br />8.77 RPD <br />S.OOmg/L <br />O.SOOmg/L <br />_ - 1~ <br />, <br />~ ~~ -,. - ~ <br />Reviewed By: ~ ~r <br />~(Titre Rivers E~iviro~rmerrtal) <br />Results represent the analysis of samples submitted by the client. Sample location, description, area, volume etc., ~vas pro~ ided <br />by the client. This repor[ shall not be reproduced except in full, ~vithout the written consent of Three Rivers En~~ironmcntal. <br />P.O. Box 216 Gladstone OR 97027 (5031 557 2396 Fax 557 3025 <br />