Unit Price Labor. INSTALL 138KV DISCONNECT SWITCH WITH MOTOR OPERATOR AND AUXILIARY SWITCHES ON EXISTING STRUCTURE 1 ea.

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1 SUBSTATION B UPGRADE CONSTRUCTION MAJOR MATERIAL NOTES: Contractor to fill in line item column "Est. Qty." for items left blank. Construction Unit No. Description Est. Qty. Unit Labor 100 INSTALL 138KV DISCONNECT SWITCH WITH MOTOR OPERATOR AND AUXILIARY SWITCHES ON EXISTING STRUCTURE 1 ea. $ - by OTHERS 101 INSTALL 138KV POTENTIAL TRANSFORMER ON EXISTING STRUCTURE 3 ea. $ - by OTHERS 102 INSTALL 2000A CURRENT TRANSFORMER ON EXISTING STRUCTURE 3 ea. $ - by OTHERS 104 INSTALL 2000A WAVE TRAP ON EXISTING CCVT 1 ea. $ - by OTHERS 301 INSTALL 477 ACSR CONDUCTOR 30 ft. $ - by OTHERS 302 INSTALL DOUBLE 1272 ACSR CONDUCTOR 1,600 ft. $ - by OTHERS 303 FURNISH AND INSTALL 10 AWG SIS CONDUCTOR ft. $ - $ INSTALL COMPRESSION TERMINAL, 4 HOLE PAD TO 477 ACSR 6 ea. $ - by OTHERS 402 INSTALL COMPRESSION TERMINAL, 4 HOLE PAD TO 1272 ACSR 40 ea. $ - by OTHERS 403 INSTALL COMPRESSION TERMINAL, 4 HOLE PAD TO 1272 ACSR, 90 DEGREES 14 ea. $ - by OTHERS 404 INSTALL COMPRESSION TEE, 4 HOLE PAD TO 795 ACSS 3 ea. $ - by OTHERS 406 INSTALL BOLTED DEADEND ASSEMBLY, DOUBLE 1272 ACSR 12 ea. $ - by OTHERS TOTAL THIS PAGE EXTENDED LABOR & MATERIALS Labor & Extended Bid Price Labor & Substation B Upgrade Construction Bid Form /24/2011

2 Construction Unit No. Description Est. Qty. Unit Labor Labor & Extended Bid Price Labor & 407 INSTALL CABLE SPACERS, 1272 ACSR 41 ea. $ - by OTHERS 408 INSTALL COMPRESSION TEE, 4 HOLE TO 1272 ACSR 3 ea. $ - by OTHERS 409 INSTALL CHAIN, 5/8 INCH DIAMETER, 54,000 LB RATING 6 ea. $ - by OTHERS 410 FURNISH AND INSTALL SUSPENSION INSULATOR, 138KV, EPOXY, Y-CLEVIS BALL, 30,000 LB ea. $ - $ FURNISH AND INSTALL SHACKLE, 5/8 INCH DIAMETER AND 2-25/32 INCH LONG, 30,000 LB ea. $ - $ FURNISH AND INSTALL SOCKET CLEVIS, 30,000 LB, 2-5/8 INCH LONG ea. $ - $ & , 503, 504, 505 & , 601 & 602 FURNISH AND INSTALL FLEXIBLE CONDUIT AND CONNECTOR, 1-1/2 INCH FOR MOTOR OPERATOR HOUSING ft. $ - $ - FURNISH AND INSTALL 4 INCH CONDUIT AND FITTINGS 1 lot $ - $ - FURNISH AND INSTALL GROUNDING TO DISCONNECT SWITCH, CT'S AND PT'S 1 lot $ - $ - MOBILIZATION (SETTING UP FACILITIES, UTILITIES AND CONTROLS) 1 lot $ - $ REMOVAL OF EXISTING EQUIPMENT lot $ - $ CABLE TERMINATIONS, 10 AWG SIS 1 lot $ - $ TEST CURRENT AND POTENTIAL CIRCUITS FROM THE NEW CT'S AND PT'S TO EXISTING RELAYING AND METERING 1 lot $ - $ - TEST EXISTING SOUTH COFFEYVILLE CARRIER SET 1 lot $ - $ - TOTAL THIS PAGE TOTAL PREVIOUS PAGE TOTAL EXTENDED LABOR & MATERIALS Substation B Upgrade Construction Bid Form /24/2011

3 Construction Unit No. Description Est. Qty. Unit 705 Labor OPTION PRICE TO FURNISH AND INSTALL POWER AND CONTROL CABLE TO MOTOR OPERATOR (SEE BREAKDOWN BELOW) 1 lot $ - $ - TWO 1/C #8, 450 FT EACH ONE 2/C #10, 210 FT EACH TWO 12/C #10, 450 FT EACH 706 DEMOBILIZATION AND SITE CLEANUP 1 lot $ - $ - Labor & Extended Bid Price Labor & TOTAL THIS PAGE TOTAL PREVIOUS PAGE TOTAL EXTENDED LABOR & MATERIALS Substation B Upgrade Construction Bid Form /24/2011

4 CITY OF COFFEYVILLE, KANSAS 138-kV Transmission Line Upgrade CN Substation B Upgrade Construction Sega Project No , CN 120 ADDENDUM NO. 1 The original Sega-Submitted Specifications remain in full force and effect as revised by the following additions and changes, which shall take precedence over anything to the contrary. CHANGES TO THE SPECIFICATIONS: 1. Section Bid Form: See attached revision. 2. Section Summary, Item 1.7-A.2: Revise as follows: 2. Substation B: a. Tentative Outage Schedule (South Coffeyville Line): 1) Line De-Energization Start Date Sept. 19 to Oct. 3, ) Line Energization Date On or before Dec. 9, 2011 b. Construction Activities: 1) General: a) Mobilize Start Date Sept. 12 to Sept. 26, Section Electrical Installation of Major Substation Equipment, Item 2.4-A: Revise as follows: A. All suspension insulators inside of the substation and some of the hardware shall be reused per the Drawings. Contractor shall replace any broken or damage suspension insulators and hardware at Contractor s expense. 4. Section Electrical Installation of Major Substation Equipment, Item 2.4-B: Revise as follows: B. Install instrument transformers on the existing structure in accordance with the Drawings and the following instructions. To avoid phase-to-ground clearances between the new CTs and PTs, three new steel plates will cover and be bolted to the existing mounting plates that are welded to the structure. Three new CT risers will be bolted to these plates. The PTs will need new mounting bolts and the Contracor shall drill new holes into the existing plates. The new steel plates and risers will be provided by others. See Appendix D - Reference Pictures to view the existing installation. 5. Appendix A - Bill of : Updated to include Items 409 through 412. See attached revision. 6. Add new Appendix D - Reference Pictures. See attached. COF CN Substation B Upgrade Construction ADDENDUM NO. 1 June 22, 2011 Page 1

5 CHANGES TO THE DRAWINGS: 1. CVB-5, Rev. 9: Was not included in the original Issued for Bid. 2. CVB-9, Rev. 7: Modified cloud to include Detail SUC in ELEVATION FF. 3. CVB-10, Rev. 7: Modified cloud to include Detail SUC in ELEVATION II. 4. CVB-19, Rev. 10: Added Bill of Material Items 410, 411, and 412 in Details SUB, SUC, and SUD. QUESTIONS FROM CONTRACTOR CLARIFICATIONS: 1. Is this project a prevailing wage project? The project is not a prevailing wage project. 2. Per the Specification, it appears that this project is not tax exempt and all Kansas taxes such as sales tax on services apply, is that correct? The City of Coffeyville will have to pay the taxes addressed in Section General Conditions, Item 6.1. ACKNOWLEDGEMENT: Each bidder shall acknowledge receipt of this Addendum No. 1 by his signature below and shall attach a copy of this Addendum to the submitted bid. Sega Inc. Overland Park, Kansas June 22, 2011 CERTIFICATION OF SUPPLIER: The undersigned acknowledges receipt of this Addendum No. 1 and the bid submitted is in accordance with information, instructions, and stipulations set forth herein. Signed Name of Bidder COF CN Substation B Upgrade Construction ADDENDUM NO. 1 June 22, 2011 Page 2

6 SUBSTATION B UPGRADE CONSTRUCTION MAJOR MATERIAL NOTES: Contractor to fill in line item column "Est. Qty." for items left blank. Construction Unit No. Description Est. Qty. Unit Labor 100 INSTALL 138KV DISCONNECT SWITCH WITH MOTOR OPERATOR AND AUXILIARY SWITCHES ON EXISTING STRUCTURE 1 ea. $ - by OTHERS 101 INSTALL 138KV POTENTIAL TRANSFORMER ON EXISTING STRUCTURE 3 ea. $ - by OTHERS 102 INSTALL 2000A CURRENT TRANSFORMER ON EXISTING STRUCTURE 3 ea. $ - by OTHERS 104 INSTALL 2000A WAVE TRAP ON EXISTING CCVT 1 ea. $ - by OTHERS 301 INSTALL 477 ACSR CONDUCTOR 30 ft. $ - by OTHERS 302 INSTALL DOUBLE 1272 ACSR CONDUCTOR 1,600 ft. $ - by OTHERS 303 FURNISH AND INSTALL 10 AWG SIS CONDUCTOR ft. $ - $ INSTALL COMPRESSION TERMINAL, 4 HOLE PAD TO 477 ACSR 6 ea. $ - by OTHERS 402 INSTALL COMPRESSION TERMINAL, 4 HOLE PAD TO 1272 ACSR 40 ea. $ - by OTHERS 403 INSTALL COMPRESSION TERMINAL, 4 HOLE PAD TO 1272 ACSR, 90 DEGREES 14 ea. $ - by OTHERS 404 INSTALL COMPRESSION TEE, 4 HOLE PAD TO 795 ACSS 3 ea. $ - by OTHERS 406 INSTALL BOLTED DEADEND ASSEMBLY, DOUBLE 1272 ACSR 12 ea. $ - by OTHERS TOTAL THIS PAGE EXTENDED LABOR & MATERIALS Labor & Extended Bid Price Labor & Substation B Upgrade Construction Bid Form - 1 6/22/2011

7 Construction Unit No. Description Est. Qty. Unit Labor Labor & Extended Bid Price Labor & 407 INSTALL CABLE SPACERS, 1272 ACSR 41 ea. $ - by OTHERS 408 INSTALL COMPRESSION TEE, 4 HOLE TO 1272 ACSR 3 ea. $ - by OTHERS 409 INSTALL CHAIN, 5/8 INCH DIAMETER, 54,000 LB RATING 6 ea. $ - by OTHERS 410 FURNISH AND INSTALL SUSPENSION INSULATOR, 138KV, EPOXY, Y-CLEVIS BALL, 30,000 LB ea. $ - $ FURNISH AND INSTALL SHACKLE, 5/8 INCH DIAMETER AND 2-25/32 INCH LONG, 30,000 LB ea. $ - $ FURNISH AND INSTALL SOCKET CLEVIS, 30,000 LB, 2-5/8 INCH LONG ea. $ - $ & , 503, 504, 505 & , 601 & 602 FURNISH AND INSTALL FLEXIBLE CONDUIT AND CONNECTOR, 1-1/2 INCH FOR MOTOR OPERATOR HOUSING ft. $ - $ - FURNISH AND INSTALL 4 INCH CONDUIT AND FITTINGS 1 lot $ - $ - FURNISH AND INSTALL GROUNDING TO DISCONNECT SWITCH, CT'S AND PT'S 1 lot $ - $ MOBILIZATION (SETTING UP FACILITIES, UTILITIES AND CONTROLS) 1 lot $ - $ REMOVAL OF EXISTING EQUIPMENT lot $ - $ CABLE TERMINATIONS, 10 AWG SIS 1 lot $ - $ TEST CURRENT AND POTENTIAL CIRCUITS FROM THE NEW CT'S AND PT'S TO EXISTING RELAYING AND METERING 1 lot $ - $ - TEST EXISTING SOUTH COFFEYVILLE CARRIER SET 1 lot $ - $ - TOTAL THIS PAGE TOTAL PREVIOUS PAGE TOTAL EXTENDED LABOR & MATERIALS Substation B Upgrade Construction Bid Form - 2 6/22/2011

8 Construction Unit No. Description Est. Qty. Unit 705 Labor OPTION PRICE TO FURNISH AND INSTALL POWER AND CONTROL CABLE TO MOTOR OPERATOR (SEE BREAKDOWN BELOW) 1 lot $ - $ - TWO 1/C #8, 450 FT EACH ONE 2/C #10, 210 FT EACH TWO 12/C #10, 450 FT EACH 706 DEMOBILIZATION AND SITE CLEANUP 1 lot $ - $ - Labor & Extended Bid Price Labor & TOTAL THIS PAGE TOTAL PREVIOUS PAGE TOTAL EXTENDED LABOR & MATERIALS Substation B Upgrade Construction Bid Form - 3 6/22/2011

9 SUBSTATION BILL OF MATERIAL (ELECTRICAL) CITY OF COFFEYVILLE SUBSTATION B UPGRADE ADDENDUM NO. 1 6/21/2011 ID QTY UNIT DESCRIPTION MANUFACTURER OR EQUIVALENT CATALOG NUMBER 100 BY OTHERS AIR BREAK SWITCH, 3-POLE, VERTICAL BREAK, 138KV, 650KV BIL, 2000A, WITH ARCING HORNS, QUICK WHIPS, OPERATOR MECHANISM FOR MOTOR OPERATOR AND MOUNTING HARDWARE 101 BY OTHERS POTENTIAL TRANSFORMER, 138KV, 650KV BIL, 700/1200:1:1 RATIO 102 BY OTHERS CURRENT TRANSFORMER, 2000A, 650KV BIL, 1000/2000:5 A RATIO, 0.3B1-1.8 BURDEN 104 BY OTHERS LINE TRAP, 2000A,SINGLE FREQUENCY, 70 TO 200 KHZ TUNED TO 182 KHZ TRENCH TYPE LTP 300 NOT USED 301 BY OTHERS CONDUCTOR, 477 MCM 26/7 ACSR 302 BY OTHERS CONDUCTOR, 1272 MCM 45/7 ACSR 303 FT. CONDUCTOR, SIS, 10 AWG 400 NOT USED 401 BY OTHERS TERMINAL, COMPRESSION, ALUMINUM, 4-HOLE PAD TO 477 MCM 26/7 ACSR ALCOA BY OTHERS TERMINAL, COMPRESSION, ALUMINUM, 4-HOLE PAD TO 1272 MCM 45/7 ACSR ALCOA BY OTHERS TERMINAL, COMPRESSION, ALUMINUM, 4-HOLE PAD TO 1272 MCM 45/7 ACSR, 90 DEGREES ALCOA BY OTHERS TEE, COMPRESSION, ALUMINUM, 795 MCM 26/7 ACSR TO 4-HOLE PAD ALCOA HT 405 NOT USED 406 BY OTHERS STRAIN CLAMP, BOLTED, ALUMINUM, QUADRANT, TWO 1272 MCM 45/7 ACSR ANDERSON AR2150N 407 BY OTHERS CABLE SPACER, ALUMINUM, FOR 1272 ACSR, 4 INCH SPACING ANDERSON APCS BY OTHERS TEE, COMPRESSION, ALUMINUM, 1272 MCM 45/7 ACSR TO 4-HOLE PAD ALCOA BY OTHERS CHAIN, 5/8 INCH DIAMETER, 54,000 LB RATING 410 EA. SUSPENSION INSULATOR, 138KV, EPOXY, Y-CLEVIS BALL, 30,000 LB 411 EA. SHACKLE, 5/8 INCH DIAMETER AND 2-25/32 INCH ANDERSON AS-25-L 412 EA. SOCKET CLEVIS, 30,000 LB, 2-5/8 INCH LONG ANDERSON SC FT. CONDUIT, FLEXIBLE, LIQUID-TIGHT, 1-1/2 INCH 501 EA. CONNECTOR, LIQUID-TIGHT, 1-1/2 INCH, STRAIGHT, GALVANIZED WITH LOCKNUT AND SEALING RING 502 FT. CONDUIT, PVC RIGID, SCH 40, 4 INCH 503 EA. COUPLING, 4 INCH 504 EA. INSULATED BUSHING, 4 INCH 505 EA. STANDARD CONDUIT LOCKNUT, 4 INCH 506 EA. MALE TERMINAL ADAPTER, 4 INCH 507 EA. INSULATED GROUNDING BUSHING, 1-1/2 INCH 508 EA. THREE PIECE COUPLING, TYPE 4, 1-1/2 INCH 509 EA. MALLEABLE IRON CONDUIT BODY, TYPE LL, 1-1/2 INCH 510 EA. CONDUIT LOCKNUT, TYPE 1, 1-1/2 INCH 511 EA. CONDUIT, RGS, 1-1/2 INCH 600 FT. CABLE, 4/0 AWG, 19 STRAND, SD TINNED COPPER 601 EA. TERMINAL, BOLTED, BRONZE, 2-HOLE PAD TO 4/0 CABLE 602 EA. TERMINAL, BOLTED, BRONZE, PARALLEL 4/0 CABLE TO 4/0 CABLE DWG. NO. LOCATION

RE: City of Claremore, OK, BH Substation Bid #SB Addendum #1 and Clarifications ( )

January 28, 2013 TO ALL BIDDERS RE: City of Claremore, OK, BH Substation Bid #SB-2013-01 Addendum #1 and Clarifications (023515003) This letter is to provide Addendum #1 and Clarifications for the above