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1 , <br /> , SCALE <br /> ' 1 " = 30' <br /> � <br /> i <br /> ' , PROPOSED PRESSURIZED DRAIN FIELD BED: , <br /> � II' X 60' = 660 SQUARE FEET <br /> i � 2" SOLID MANIFOLD <br /> ' " 2" PERFORATED LATERALS - 3' ON CENTER <br /> * 6" OF ROCK BELOW LATERALS <br /> * EXCAVATION ELEVATION = 98.8 <br /> * FINISHED GRADE ELEVATION = 100.8 ALONG � <br /> ' CENTERLINE WITH POSITIVE DRAINAGE PROPOSED 1500 GALLON TWO <br /> IN BOTH DIRECTIONS COMPARTMENT (1000/500) XERXES RST II <br /> FIBERGLASS SEPTIC TANK WITH OSI <br /> ' i BIOTUBE PUMP VAULT IN SECOND <br /> COMPARTMENT <br /> ' <br /> 2" SUPPLY LINE <br /> ' GAZEBO <br /> EE 101.7 <br /> ' EE 100.3 4" SCH. 40 PVC SEWER LINE , <br /> EE 101.8 <br /> 3 <br /> EE 101.2 3 <br /> ' FLUSHING ORIFICE SHIELDS <br /> VALVES IN OVER ORIFICES <br /> ' VALVE BOX TWO BEDROOM ` <br /> ' CABIN <br /> ' <br /> � <br /> 1 I <br /> BENCHMARKIRON <br /> ON PROP. LINE <br /> ' <br /> ' EXISTING ELEVATIONS� PROPOSED ELEVATIONS� <br /> � BENCH MARK=100.0 INLET INVERT SEPTIC TANK=90 <br /> � CTpP OF IRON=B.M.) LIFT PUMP=86 <br /> ' � BORING#1=101,3 DISTRIBUTION SYSTEM=99.3 <br /> BORING#2=99.8 <br /> BORING#3=86.6 <br /> ' i GRADE AT SEPTIC TANK=91.1 <br /> PREPAREO B�': �E�� REOUESTED 8Y: <br /> ' ECO SYSTEAIS ENGINEERINC 180 BIG ISLAND ERALD WALSH <br /> 333 EI�ST MI11N STREET ORONO, MINNESOTA P�E. 2__ p� _2_ <br /> ELK RIVER,MN 55330 <br /> o�rE: I i/26/02 <br /> ' <br />