Laserfiche WebLink
r me= = r m r r r rr r r r r r r <br /> Project No S8100-06-18A <br /> December 9, 1996 <br /> Page 1 of I <br /> TABLE 4 <br /> VAPOR EXTRACTION TEST FIELD AND ANALYTICAL DATA <br /> CALTRANS SHOP 10 <br /> 1603 SOUTH STREET,STOCKTON,CALIFORNIA <br /> PROCESS FLOW DATA VW-I VACUUM RESPONSE DATA SOIL GAS ANALYSES <br /> (in HZ0) <br /> Time Flowrate Vacuum Temp Comments VM-1 VM-2 Sample No TPH TPHgMiss <br /> i Extracon Katc <br /> (scfm) (in H20) (F°) (mghn) <br /> (ppd) <br /> 0845 Initiate flow <br /> 0900 60 50 82 225 19 <br /> 0930 60 50 82 Sample 41 280 <br /> 25 AS0815-INFI 11,900 64 <br /> 1000 60 50 84 285 25 <br /> 1030 60 50 84 285 26 <br /> 1045 60 50 85 Sample 42 285 26 AS0815-INF2 131 000 706 <br /> 1100 60 50 85 Increase flow 280 26 <br /> 1115 60 50 85 Sample 43 285 25 AS0815-INF3 124,000 669 <br /> i <br /> Distance from VW-1 (ft) 20 40 <br /> Notes <br /> scfm =Standard cubic feet per minute TPHg =Total petroleum hydrocarbons reported as gasoline Sample Designation Mass extraction rate= <br /> H O =Inches of water column mg/m'=Milligrams per cubic meter AS-1209-INF1 scfm x TPHg(mg/ml)x 0 0000899 <br /> Fahrenheit degrees ppd =Pounds per day AS =Air sample where 0 0000899=conversion <br /> 1209 =Sample date factor for mass removal from a <br /> INF I=Influent air sample number per minute to a per day basis <br />