DCS-GI-ONG-0001 GAS PIPELINE DRAWING LIST- DEER CREEK STATION GAS PIPELINE DCS-GI-ONG-0002 GAS PIPELINE GENERAL NOTES, SHEET 1 OF 3 - DEER CREEK STATION DCS-GI-ONG-0003 GAS PIPELINE GENERAL NOTES, SHEET 2 OF 3 - DEER CREEK STATION DCS-GI-ONG-0004 GAS PIPELINE GENERAL NOTES, SHEET 3 OF 3 - DEER CREEK STATION DCS-CS-ONG-0001 A 0 0 1 GAS PIPELINE CONSTRUCTION ALIGNMENT SHEET 1 OF 4 - DEER CREEK STATION DCS-CS-ONG-0002 A 0 0 2 GPS PIPELINE CONSTRUCTION ALIGNMENT SHEET 2 OF 4 - DEER CREEK STATION DCS-CS-ONG-0003 A 0 0 3 GPS PIPELINE CONSTRUCTION ALIGNMENT SHEET 3 OF 4 - DEER CREEK STATION DCS-CS-ONG-0004 A 0 0 4 GPS PIPELINE CONSTRUCTION ALIGNMENT SHEET 4 OF 4 - DEER CREEK STATION DCS-CP-ONG-0001 DCS i 0 1 GAS PIPELINE CONSTRUCTION ALIGNMENT SHEET, DRAWING INDEX- DEER CREEK STATION DCS-CP-ONG-0002 DCS 0 0 1 GAS PIPELINE CONSTRUCTION PLAN & PROFILE 0 + 0 0 TO 3 0 + 0 0 - DEER CREEK STATION DCS-CP-ONG-0003 DCS 002 GAS PIPELINE CONSTRUCTION PLAN & PROFILE 3 0 + 0 0 TO 6 0 + 0 0 - DEER CREEK STATION DCS-CP-ONG-0004 DCS 003 GAS PIPELINE CONSTRUCTION PLAN & PROFILE 6 0 + 0 0 TO 9 0 + 0 0 - DEER CREEK STATION DCS-CP-ONG-0005 DCS 0 0 4 GAS PIPELINE CONSTRUCTION PLAN & PROFILE 9 0 + 0 0 TO 1 2 0 + 0 0 - DEER CREEK STATION DCS-CP-ONG-0006 DCS 005 GAS PIPELINE CONSTRUCTION PLAN & PROFILE 1 2 0 + 0 0 TO 1 5 0 + 0 0 - DEER CREEK STATION DCS-CP-ONG-0007 DCS 0 0 6 GAS PIPELINE CONSTRUCTION PLAN & PROFILE 1 5 0 + 0 0 TO 1 8 0 + 0 0 - DEER CREEK STATION DCS-CP-ONG-0008 DCS 007 GAS PIPELINE CONSTRUCTION PLAN & PROFILE 1 8 0 + 0 0 TO 2 1 0 + 0 0 - DEER CREEK STATION DCS-CP-ONG-0009 DCS 008 GAS PIPELINE CONSTRUCTION PLAN & PROFILE 2 1 0 + 0 0 TO 2 4 0 + 0 0 - DEER CREEK STATION DCS-CP-ONG-0010 DCS 0 0 9 GAS PIPELINE CONSTRUCTION PLAN & PROFILE 2 4 0 + 0 0 TO 2 7 0 + 0 0 - DEER CREEK STATION DCS-CP-ONG-0011 DCS 0 1 0 GAS PIPELINE CONSTRUCTION PLAN 8: PROFILE 2 7 0 + 0 0 TO 3 0 0 + 0 0 - DEER CREEK STATION DCS-CP-ONG-0012 DCS 0 1 1 GAS PIPELINE CONSTRUCTION PLAN 8: PROFILE 3 0 0 + 0 0 TO 3 3 0 + 0 0 - DEER CREEK STATION DCS-CP-ONG-0013 DCS 0 1 2 GAS PIPELINE CONSTRUCTION PLAN 8: PROFILE 3 3 0 + 0 0 TO 3 6 0 + 0 0 - DEER CREEK STATION DCS-CP-ONG-0014 DCS 0 1 3 GAS PIPELINE CONSTRUCTION PLAN 8: PROFILE 3 6 0 + 0 0 TO 3 9 0 + 0 0 - DEER CREEK STATION DCS-CP-ONG-0015 DCS 0 1 4 GAS PIPELINE CONSTRUCTION PLAN 8: PROFILE 3 9 0 + 0 0 TO 4 2 0 + 0 0 - DEER CREEK STATION DCS-CP-ONG-0016 DCS 0 1 5 GAS PIPELINE CONSTRUCTION PLAN 8: PROFILE 4 2 0 4 0 0 TO 4 5 0 4 0 0 - DEER CREEK =ATION DCS-CP-ONG-a017 DCS 0 1 6 GAS PIPELINE CONSTRUCTION PLAN & PROFILE 4 5 0 + 0 0 TO 4 8 0 + 0 0 - DEER CREEK STATION DCS-CP-ONG-a018 DCS 0 1 7 GAS PIPELINE CONSTRUCTION PLAN & PROFILE 4 8 0 + 0 0 TO 5 1 0 + 0 0 - DEER CREEK STATION DCS-CP-ONG-a019 DCS 0 1 8 GAS PIPELINE CONSTRUCTION PLAN & PROFILE 5 1 0 + 0 0 TO 5 4 0 + 0 0 - DEER CREEK STATION DCS-CP-ONG-0020 DCS 0 1 9 GAS PlPELlNE CONSTRUCTION PLAN & PROFILE 5 4 0 + 0 0 TO 5 7 0 + 0 0 - DEER CREEK STATION DCS-CP-ONG-0021 DCS 020 GAS PlPELlNE CONSTRUCTION PLAN & PROFILE 5 7 0 + 0 0 TO 6 0 0 + 0 0 - DEER CREEK STATION DCS-CP-ONG-0022 DCS 0 2 1 GAS PlPELlNE CONSTRUCTION PLAN & PROFILE 6 0 0 + 0 0 TO 6 3 0 + 0 0 - DEER CREEK STATION DCS-CP-ONG-0a23 DCS 022 GAS PlPELlNE CONSTRUCTION PLAN & PROFILE 6 3 0 + 0 0 TO 6 6 0 + 0 0 - DEER CREEK STATION DCS-CP-ONG-0a24 DCS 023 GAS PlPELlNE CONSTRUCTION PLAN & PROFILE 6 6 0 + 0 0 TO 6 9 0 + 0 0 - DEER CREEK STATION DCS-CD-ONG-0aO1 DCS 8 0 1 GAS PlPELlNE BORING BO1 AT WETLAND AND 195TH STREET- DEER CREEK STATION DCS-CD-ONG-(l002 DCS 8 0 2 GAS PlPELlNE BORING 8 0 2 AT WETLAND AND BO3 AT 196TH STREET- DEER CREEK STATION DCS-CD-ONG-(l00J DCS BO3 GAS PlPELlNE BORING 8 0 4 AT WETLAND- DEER CREEK STATION DCS-CD-ONG-(l004 DCS 8 0 4 GAS PlPELlNE BORING B 0 5 AT 4 8 5 T H AVENUE AND B 0 6 AT 197TH STREETT- DEER CREEK STATION DCS-CD-ONG-(la05 DCS 8 0 5 GAS PlPELlNE BORING 8 0 7 AT 4 8 5 T H AVENUE- DEER CREEK STATION DCS-CD-ONG-(la06 DCS 8 0 6 GAS PlPELlNE BORING BOB AT WETLAND- DEER CREEK STATION DCS-CD-ONG-(la07 DCS 8 0 7 GAS PlPELlNE BORING B 0 9 AT WETLAND- DEER CREEK STATION DCS-CD-ONG-(la08 DCS 8 0 8 GAS PlPELlNE BORING B 1 0 AT 199TH STREETT & 8 1 1 AT 4 8 5 T H AVENUE- DEER CREEK STATION DCS-CD-ONG-(la09 DCS 8 0 9 GAS PlPELlNE BORING 8 1 2 AT WETLAND & 8 1 5 AT 2 0 1 ST STREET- DEER CREEK STATION DCS-CD-ONG-(la10 DCS 8 1 0 GAS PlPELlNE BORING B 1 3 AT WETLAND- DEER CREEK STATION DCS-CD-ONG-(la11 DCS 8 1 1 GAS PlPELlNE BORING 8 1 4 AT WETLAND- DEER CREEK STATION DCS-CD-ONG-an12 DCS 8 1 2 GAS PlPELlNE BORING B 1 6 AT WETLAND & 8 1 7 AT 4 8 5 T H AVENUE- DEER CREEK STATION DCS-CD-ONG-an13 DCS 8 1 3 GAS PlPELlNE BORING B 1 8 AT HIGHWAY JO & WETLAND- DEER CREEK STATION DCS-CD-ONG-an14 DCS 8 1 4 GAS PlPELlNE BORING B 1 9 AT 2 a 4 T H STREETT- DEER CREEK STATION DCS-CD-ONG-an15 DCS 8 1 5 GAS PlPELlNE BORING 8 2 0 AT LEIFERMAN HILL- DEER CREEK STATION DCS-CD-ONG-an16 DCS 8 1 6 GAS PIPELINE BORING 8 2 1 AT 4 8 4 T H AVENUE- DEER CREEK STATION DCS-CD-ONG-0017 DCS 0 1 7 GPS PIPELINE BORING 8 2 2 AT 2 0 5 T H STREETT- DEER CREEK STATION DCS-CD-ONG-0018 DCS 0 1 8 GPS PIPELINE BORING 8 2 3 AT WETLAND- DEER CREEK STATION

GAS PlPELlNE CONCRETTE DETAILS SHEET 1 OF 2 - DEER CREEK STATION GAS PlPELlNE CONCRETTE DETAILS SHEET 2 OF 2 - DEER CREEK STATION GAS PlPELlNE PLANT SlTE HAZARD AREA- DEER CREEK STATION GAS PlPELlNE INTERCaNNECT HAZARD AREA- DEER CREEK STATION GAS PlPELlNE PLANT SlTE TASK LIGHTING- DEER CREEK STATION GAS PlPELlNE PLANT SlTE POWER- DEER CREEK STATION GAS PlPELlNE PLANT SlTE ELECTRICAL EQUIPMENT RACK- DEER CREEK STATION GAS PlPELlNE PLANT SlTE GROUNDING- DEER CREEK T A T I O N GAS PIPELINE PLANT SlTE INSTRUMENTATION- DEER CREEK STATION GAS PIPELINE MASTER BILL OF MATERIALS- DEER CREEK STATION GAS PIPELINE STATION TORQUE & THREAD STANDARDS PLAN- DEER CREEK STATION GAS PIPELINE INTERCONNECT PLAN- DEER CREEK STATION GAS PIPELINE INTERCONNECT SECTIONS- DEER CREEK STATION GAS PIPELINE INTERCONNECT ISOMETRIC SHEET 1 OF 2- DEER CREEK STATION GAS PIPELINE INTERCONNECT ISOMETRIC SHEET 2 OF 2- DEER CREEK STATION GAS PIPELINE PLANT SlTE PLAN- DEER CREEK STATION GAS PIPELINE PLANT SlTE SECTIONS- DEER CREEK STATION GAS PIPELINE PLANT SlTE ISOMETTRIC SHEET 1 OF 3 - DEER CREEK STATION GAS PIPELINE PLANT SlTE ISOMETTRIC SHEET 2 OF 3 - DEER CREEK STATION GAS PIPELINE PLANT SlTE ISOMETTRIC SHEET 3 OF 3 - DEER CREEK STATION GAS PIPELINE PLANT SlTE 3 L FILTER/SEPARATOR- DEER CREEK STATION GAS PIPELINE INTERCONNECT NITROGEN TEST LIMITS- DEER CREEK STATION GAS PIPELINE PLANT SlTE NITROGEN TEST LIMITS- DEER CREEK STATION GAS PIPELINE HYDRO TEST LIMITS- DEER CREEK STATION

DEER CREEK STATION GAS PIPELINE DRAWING LIST

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DATE

1/6/11

12/10/10

1/12/10

BASIN ELECTRIC POWER COOPERATIVE

A Touchstone Energy' CmperatiM & - 'MONTANA-MWA

A DPision of MDU Resources Group. Inc.

DRAWING L I S T DEER CREEK S T A T I O N

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R E V I S I O N

UPDATED L I S T

DELETED XXX UPDATED L I S T

DCS-GI-ONG-0001

DATE

6/2/10

D R A W N BY

LASSIE PETER

APPROVED BY

DAVE YEXLEY