LBT Q Engineering Review DYB

26-Oct-2007LBT Q Engineering Review Highlights (Q3/2007) Currently in Commissioning Phase Currently in Commissioning Phase Vast majority of hardware and electronics installed. Vast majority of hardware and electronics installed. Bypass valves and level sensors still need to be installed. Bypass valves and level sensors still need to be installed. Pipe insulation work in progress Pipe insulation work in progress System test in progress. System test in progress. Software tests are in progress. Software tests are in progress. Current Completion Date is November 30th, 2007 (Slip from Nov 16 th due to late valves and sensors). Current Completion Date is November 30th, 2007 (Slip from Nov 16 th due to late valves and sensors).

26-Oct-2007LBT Q Engineering Review Open Issues Technical Technical Installation of bypass valves, level sensors, and vent lines in cable drape still pending. Installation of bypass valves, level sensors, and vent lines in cable drape still pending. Schedule Schedule Level sensors in customs should release next week. Level sensors in customs should release next week. Bypass valve delivery due 2 nd week of November. Bypass valve delivery due 2 nd week of November. Financial Financial None None Resource Resource Will need electrical techs to wire up level sensors. Will need electrical techs to wire up level sensors. Need mechanical tech help for installing level sensors and vent hose in cable drape. Need mechanical tech help for installing level sensors and vent hose in cable drape.

26-Oct-2007LBT Q Engineering Review Progress (Q3/2007) Procurement Procurement Mechanical Components ( Planned Sep) (Completed except for pump bypass valves, due in 2 nd week of November) Mechanical Components ( Planned Sep) (Completed except for pump bypass valves, due in 2 nd week of November) Pipe Insulation will be last item procured. (Completed in October) Pipe Insulation will be last item procured. (Completed in October) Electrical Components (Planned July/Completed in August except for level sensors.) Electrical Components (Planned July/Completed in August except for level sensors.) Software Development Software Development First cut of PLC Code (Planned July/Completed in August) First cut of PLC Code (Planned July/Completed in August) Bench Test (Planned July – Aug/Completed in September) Bench Test (Planned July – Aug/Completed in September) Changes made based on testing (Planned Aug/In progress) Changes made based on testing (Planned Aug/In progress) Installation Installation Tank Installation (Planned July/Completed in July) Tank Installation (Planned July/Completed in July) Electrical Installation (Planned Aug/(Completed in October) Electrical Installation (Planned Aug/(Completed in October) Will need to replace z-axis flowmeter cable with longer one due 2 nd week of Nov. Will need to replace z-axis flowmeter cable with longer one due 2 nd week of Nov. Piping Piping Select vendor/Issue Contract (Planned July) (Completed in August) Select vendor/Issue Contract (Planned July) (Completed in August) Begin Piping Installation (Sep 10) (Started on time and completed ahead of time) Begin Piping Installation (Sep 10) (Started on time and completed ahead of time) Piping Insulation (In progress 60% complete/planned to be completed in Oct) Piping Insulation (In progress 60% complete/planned to be completed in Oct)

26-Oct-2007LBT Q Engineering Review Progress Cont. (Q3/2007) Flowmeter Transmitters 24 V Box 480 V Box PLC Rack Y Vent Tank -Y Tank

26-Oct-2007LBT Q Engineering Review Progress Cont. (Q3/2007) Flowmeter Motorized Valve Pump Modified RH -Z-Tank Insulated Pipe

26-Oct-2007LBT Q Engineering Review Planning (Q4/2007) Procurement Procurement Bypass Valves, Level Sensors, Longer and Flowmeter Cable (2 nd week Nov.) Bypass Valves, Level Sensors, Longer and Flowmeter Cable (2 nd week Nov.) Installation Installation Insulation (Oct) Insulation (Oct) Bypass Valves, Level Sensors, and vent lines through cable wrap (Nov) Bypass Valves, Level Sensors, and vent lines through cable wrap (Nov) Commissioning Commissioning Software Tests (Oct ) Software Tests (Oct ) Commission Level Sensors and Calibrate Overflow Sensors (Nov) Commission Level Sensors and Calibrate Overflow Sensors (Nov) Acceptance Tests and Handover (Nov) Acceptance Tests and Handover (Nov) Documentation (Nov) Documentation (Nov)