Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 Service Agreement No. 623 Original Sheet No. 190 the Eagle Lake Substation including all facilities within it, except for those facilities owned by LCRA the 69 kV transformer switches and jumpers that connect to the 69 kV bus conductors inside the Eagle Lake Substation any under-built distribution voltage circuits attached to the 69 kV transmission lines that terminate into the station 7. Facility Operation and Maintenance Responsibilities of the Parties: • • AEP will control and operate the following equipment until LCRA takes over operational control: o 69 kV circuit breaker 7640, associated switches 7639, 7641, 7642, and associated 69 kV transmission line to Altair o 69 kV circuit breaker 7650, associated switches 7649, 7651, and associated 69 kV transmission line to El Campo via Matthews, etc. AEP controls and operates all other equipment in the station including the following: o 69 kV switches 1127 and 8603 • o all distribution equipment in the station Each Party maintains the facilities it owns that are provided for in this Facility Schedule. Maintenance of the facilities, including circuit breaker relays, that are owned by one Party that protect the facilities owned by the other Party, will be subject to review and approval by the other Party. Cost Responsibilities of the Parties: 9. • Each Party will be fully responsible for the costs and liabilities related to the facilities it owns. • Each Party will be responsible for all costs it incurs in connection with the establishment and maintenance of the Point of Interconnection in accordance with this Facility Schedule. Other Terms and Conditions: None Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 Effective Date: November 1, 2008 100 Service Agreement No. 623 Original Sheet No. 191 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 TO AE,TAIR I?#A PMKM TAP, ETC, TO EE. CAM 1 "0 7649 7639 PT 3 P1 8187' 6167 yST^ ' , ' 642 7640 11M. P1 ^-i 61$$ 7r^ 1765t 7641 ^ LCRl'i .... _.. ,-.... ._.,.. .^. ...^_ .._^ ._ ^....., 8603 ^ .^. AEP ^ ^ 't ^27 _ S1dH3-1A 65E ^^r ^.2 (3) A^ 10 TRANS. b9 f fi:?KV #T t^.k. 3v Imat3S_^ 69/123C4+ 51;`iv3 7^03 KVA 1628 6284 ^Q7; T T 9NV 4 fi ^ ^.. zzss ^ ^ 3t f 321 Na ^ 9455 1^2M4 9€54 ^ 319 ^^^ ^^ 9457 id;4. VCR 435 f N VW #^3 123 CA ^. M K1At 24M KWR ^n= WEST M . ,ST Ct * T£' ^ ff'NTfi'AL C,00PANY LAKE St.,.: 5N 7"10M NO. 2 etc ^.c. ^ T .. .. _ ^^dSE M ^ 330 ^ 320 Df 8876 W77^4 057 615B TO PT PT TO APP_ 6j-^, DA7F: I Effective Date: November 1, 2008 Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 101 Operating Companies of the American Electric Power System Service Agreement No. 623 Original Sheet No. 192 FERC Electric Tariff, Third Revised Volume No. 6 FACILITY SCHEDULE NO. 60 Name: 2. Lakeside Pump Location: The Lakeside Pump Substation is located 1.9 miles south of the town of Eagle Lake, Texas, 3/10 mile east of FM 102 in Colorado of the County. The Point of Interconnection is located where the AEP jumper from the 69 kV transformer switch connects to the 69 kV tap transmission line. Delivery Voltage: 69 kV 4. Normal Operation of Interconnection: Closed 5. One-Line Diagram Attached: Yes 6. Facility Ownership Responsibilities of the Parties: LCRA owns the following facilities: the following transmission lines comprised of structures, easements, conductors, insulators, and connecting hardware: o Eagle Lake to Matthews 69 kV transmission line transmission line dead-end insulator strings and termination hardware transmission line tap from the station to the 69 kV Eagle Lake - Matthews line AEP owns the following facilities: the Lakeside Pump Substation including all facilities within it the 69 kV transmission tap line surge arresters any under-built distribution voltage circuits attached to the 69 kV transmission lines that terminate into the station 7. Facility Operation and Maintenance Responsibilities of the Parties: AEP will control and operate the following equipment until LCRA takes over operational control: o 69 kV transmission tap line from the Eagle Lake to Matthews 69 kV line to the Lakeside Pump Substation AEP controls and operates all other equipment in the station including the following: o 69 kV switch 197 o all distribution equipment in the station Each Party maintains the facilities it owns that are provided for in this Facility Schedule. Maintenance of the facilities, including circuit breaker relays, that are Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 Effective Date: November 1, 2008 102 Service Agreement No. 623 Original Sheet No. 193 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 owned by one Party that protect the facilities owned by the other Party, will be subject to review and approval by the other Party. Cost Responsibilities of the Parties: 8. Each Party will be fully responsible for the costs and liabilities related to the facilities it owns. Each Party will be responsible for all costs it incurs in connection with the establishment and maintenance of the Point of Interconnection in accordance with this Facility Schedule. 9. Other Terms and Conditions: None Effective Date: November 1, 2008 Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 103 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 ^l, - ^, r, r .^..,^.»- Service Agreement No. 623 Original Sheet No. 194 . . . ...., f9K'J ,.v,. 'M .._... , . ta" 2 SK3w LCRA ^ .^. ^._, ^...,. .,.^ AEP 5M (3) F6Yt 10 WAxf& z 3M xva 23T ti: P:aat P{.,; IS t'£,"1Ti;,91. Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 Effective Date: November 1, 2008 104 Service Agreement No. 623 Original Sheet No. 195 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 FACILITY SCHEDULE NO. 61 Name: 2. Matthews The Matthews Substation is located 2/10 mile south of the town of Location: Matthews, Texas, on FM 102 in Colorado County. The Point of Interconnection is located where the jumper connectors from the 69 kV transformer switch connect to the 69 kV bus. Delivery Voltage: 4. 69 kV Normal Operation of Interconnection: Closed One-Line Diagram Attached: Yes Facility Ownership Responsibilities of the Parties: LCRA owns the following facilities: • • • • • the following transmission lines comprised of structures, easements, conductors, insulators, and connecting hardware: o Matthews to Eagle Lake 69 kV transmission line o Matthews to Garwood City 69 kV transmission line transmission line dead-end insulator strings and termination hardware 69 kV transmission line switches 1783 and 1754 69 kV buses, both 69 kV high bus and 69 kV low bus, including conductors, jumpers between buses, insulators and termination hardware jumpers from switches 1783 and 1754 to the lines and to the 69 kV bus AEP owns the following facilities: • • • the Matthews Substation including all facilities within it, except for those facilities owned by LCRA the 69 kV transformer switch and jumper that connect to the 69 kV bus conductors inside the Matthews Substation any under-built distribution voltage circuits attached to the 69 kV transmission lines that terminate into the station Facility Operation and Maintenance Responsibilities of the Parties: AEP will control and operate the following equipment until LCRA takes over operational control: o 69 kV switch 1783 and associated 69 kV transmission line to Eagle Lake via Lakeside Pump Effective Date: November 1, 2008 Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 105 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 Service Agreement No. 623 Original Sheet No. 196 o 69 kV switch 1754 and associated 69 kV transmission line to Garwood City via Lone Star Tap AEP controls and operates all other equipment in the station including the following: o 69 kV switch 6687 o all distribution equipment in the station Each Party maintains the facilities it owns that are provided for in this Facility Schedule. Maintenance of the facilities, including circuit breaker relays, that are owned by one Party that protect the facilities owned by the other Party, will be subject to review and approval by the other Party. 8. 9. Cost Responsibilities of the Parties: • Each Party will be fully responsible for the costs and liabilities related to the facilities it owns. • Each Party will be responsible for all costs it incurs in connection with the establishment and maintenance of the Point of Interconnection in accordance with this Facility Schedule. Other Terms and Conditions: None Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 Effective Date: November 1, 2008 106 Service Agreement No. 623 Original Sheet No. 197 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 TO f14^1.E fA1 YA t:Ai^ESa7c ?3 ukr^ t3^ 4tA LONESs.M TAP ^^ ^ - _ `Z+,..,....^... i !54 1783 .^® . ^ ^. ^ ^. ,,.^ . ..... ^, ..... ._.. LCRA _^ ..... --AEP "i8:7 (3) 546D-9J: em (3) +N;H,. t2 -:"-^M$. ss/, ^w ^ 5Qp0 x -.'A G.E. L 560 KVA I21t^' ^ ^dT&t 7187 ^ 1741 Fl;Q. 3 f'ts El 1740 7188 Sg t739 OF€ORt# r= T"1 r a ^ CENTRAL CUAlPANY ^ ..^ .--...,®... ^..^, . _.-,...,. ^ Z _. ,,..µ,... V 2 Effective Date: November 1, 2008 Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 107 Service Agreement No. 623 Original Sheet No. 198 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 FACILITY SCHEDULE NO. 62 1. Name: 2. Location: The Garwood Lone Star Substation (a.k.a. Lone Star Cement) is located off of FM 2614 between the towns of Garwood and Matthews, Texas in Colorado County. The Point of Interconnection is located where the AEP jumper from the 69 kV transformer switch connects to the 69 kV tap transmission line. 3. Delivery Voltage: 4. Normal Operation of Interconnection: Closed 5. One-Line Diagram Attached: Yes 6. Facility Ownership Responsibilities of the Parties: Garwood Lone Star 69 kV LCRA owns the following facilities • the following transmission lines comprised of structures, easements, conductors, insulators, and connecting hardware: o Garwood City to Matthews 69 kV transmission line • transmission line dead-end insulator strings and termination hardware • transmission tap line from the station to the Garwood City to Matthews 69 kV transmission line, and associated 69 kV line switches 1947 and 1953 AEP owns the following facilities: • the Garwood Lone Star Substation including all facilities within it • the 69 kV transmission tap line surge arresters • any under-built distribution voltage circuits attached to the 69 kV transmission lines that terminate into the station 7. Facility Operation and Maintenance Responsibilities of the Parties: • • AEP will control and operate the following equipment until LCRA takes over operational control: o 69 kV switch 1947 and associated 69 kV transmission line to Matthews, o 69 kV switch 1953 and associated 69 kV transmission line to Garwood City, o 69 kV transmission tap line from the Garwood City to Matthews 69 kV line to the Lone Star station. AEP controls and operates all other equipment in the station including the following: o 69 kV switch 285 Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 Effective Date: November 1, 2008 108 Service Agreement No. 623 Original Sheet No. 199 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 • o all distribution equipment in the station Each Party maintains the facilities it owns that are provided for in this Facility Schedule. Maintenance of the facilities, including circuit breaker relays, that are owned by one Party that protect the facilities owned by the other Party, will be subject to review and approval by the other Party. Cost Responsibilities of the Parties: Each Party will be fully responsible for the costs and liabilities related to the facilities it owns. Each Party will be responsible for all costs it incurs in connection with the establishment and maintenance of the Point of Interconnection in accordance with this Facility Schedule. 9. Other Terms and Conditions: None Effective Date: November 1, 2008 Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 109 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 Service Agreement No. 623 Original Sheet No. 200 TO GARWOUD 9KV 1953 1947 TG MaTiHEWS 1/0 AGSR 1/0 ACSR 6/9 4.1 MILES 285 (3) SMD-40A 65E 1 (3) VdEST, 10 TRANS. 59/22KV r 500 KVA ^ 228 233 10. G.E. ../ ^ 500 KVA Si iSU 940 94+7 T T 12KV 8596 8593 NO. D85-'5 / 8^P-4 CEMENT PLANT i•" GARWC^^D LONES^`,^ R NO. 30 70 DRFT.RLC ENG. APR DATE: 1116106 Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 DWG. R Effective Date: November 1, 2008 110 Service Agreement No. 623 Original Sheet No. 201 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 FACILITY SCHEDULE NO. 63 Garwood City l. Name: 2. The Garwood City Substation is located southeast of Garwood, Texas on Location: Mansfield Road in Colorado County. The Point of Interconnection is located at the top connectors on the jumpers that connect the 69 kV high bus to the 69 kV low bus. 3. Delivery Voltage: 4. Normal Operation of Interconnection: Closed 5. One-Line Diagram Attached: Yes 6. Facility Ownership Responsibilities of the Parties: 69 kV LCRA owns the following facilities: • the following transmission lines comprised of structures, easements, conductors, insulators, and connecting hardware: o Garwood City to Matthews 69 kV transmission line o Garwood City to El Campo 69 kV transmission line • transmission line dead-end insulator strings and termination hardware • 69 kV transmission line switches 848 and 856 • 69 kV high bus, including conductors, insulators and termination hardware • jumpers from the 69 kV transmission line switches 856 and 848 to the lines and to the high bus • 1 - 69 kV line potential transformer and foundation AEP owns the following facilities: • the Garwood City Substation including all facilities within it, except for those facilities owned by LCRA the 69 kV low bus and jumpers to high bus inside the Garwood City Substation • • any under-built distribution voltage circuits attached to the 69 kV transmission lines that terminate into the station 7. Facility Operation and Maintenance Responsibilities of the Parties: • • AEP will control and operate the following equipment until LCRA takes over operational control: o 69 kV switch 848 and associated 69 kV transmission line to Lone Star tap o 69 kV switch 856 and associated 69 kV transmission line to El Campo AEP controls and operates all other equipment in the station including the Effective Date: November 1, 2008 Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 ill Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 Service Agreement No. 623 Original Sheet No. 202 following: o 69 kV switch 867 o all distribution equipment in the station Each Party maintains the facilities it owns that are provided for in this Facility Schedule. Maintenance of the facilities, including circuit breaker relays, that are owned by one Party that protect the facilities owned by the other Party, will be subject to review and approval by the other Party. Cost Responsibilities of the Parties: • • Each Party will be fully responsible for the costs and liabilities related to the facilities it owns. Each Party will be responsible for all costs it incurs in connection with the establishment and maintenance of the Point of Interconnection in accordance with this Facility Schedule. 9. Other Terms and Conditions: None Issued By: J. Craig Baker, Senior VP Regulatory Services Effective Date: November 1, 2008 Issued On: November 26, 2008 112 Service Agreement No. 623 Original Sheet No. 203 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 TO EL. GAMPCS TO 9fdN rAR LW 848 ...._ ....^ ...... .....^ .-.,^, E9KY 856 LCRA ® AEP AUTO SECT. PT ^ _j ^\867 (3) SMO-iA 6:sE (3) PENN. rm TRANS. 59/, 2" 4.5 intbA r 854 AC. 1044 5,OKVn 3 P3s ^^ a ° 3 635II ^ zrtY iy 2ss1 257> 2572 N.D. ^ 2574 /250 ^ 2562 AIb. E] 25613 2559 Wok TEXAS '_`ArTRAL COdfl'AW ^ ^D c/r}° f -- 69/I 2k V yo. ^^ DATE: rr16106 .306950 1 1E ^ Effective Date: November 1, 2008 Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 113 Operating Companies of the American Electric Power System Service Agreement No. 623 Original Sheet No. 204 FERC Electric Tariff, Third Revised Volume No. 6 FACILITY SCHEDULE NO. 64 El Campo Name: 2. Location: The El Campo Substation is located at 506 Marion Street in El Campo, Texas in Wharton County. There are two Points of Interconnection at the El Campo Substation. One is at the termination of the 69 kV transmission line from the Garwood City Substation and the other is at the termination of the 69 kV transmission line from the Altair Switching Station. Both Points of Interconnection are located at the point where the jumper conductors from the station equipment physically contact the connectors on the 69 kV transmission line conductors. Delivery Voltage: 69 kV 4. Normal Operation of Interconnection: Closed 5. One-Line Diagram Attached: Yes 6. Facility Ownership Responsibilities of the Parties: AEP owns the following facilities: • the El Camp Substation including all the facilities within it • jumper conductors from the station facilities to the Point(s) of Interconnection • deadend structures that terminate all transmission lines into the station • any under-built distribution voltage circuits attached to the 69 kV transmission lines that terminate into the station LCRA owns the following facilities: the following transmission lines comprised of structures, easements, conductors, insulators, and connecting hardware: o o El Campo to Garwood City 69 kV transmission line El Campo to Altair 69 kV transmission line insulators and hardware on the deadend structures that terminate the 69 kV transmission line from the Garwood City Substation insulators and hardware on the deadend structures that terminate the 69 kV transmission line from the Altair Switching Station 7. Facility Operation and Maintenance Responsibilities of the Parties: • • AEP controls and operates the El Campo Station, including all facilities within it AEP controls and operates all transmission lines that terminate into the station except for the 69 kV lines from the Eagle Lake and Altair substations Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 Effective Date: November 1, 2008 114 Service Agreement No. 623 Original Sheet No. 205 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 • • 8. 9. AEP will control and operate the following equipment until LCRA takes over operational control: o 69 kV transmission line to Eagle Lake, via Garwood o 69 kV transmission line to Altair Each Party maintains the facilities it owns that are provided for in this Facility Schedule. Maintenance of the facilities, including circuit breaker relays, that are owned by one Party that protect the facilities owned by the other Party, will be subject to review and approval by the other Party. Cost Responsibilities of the Parties: • Each Party will be fully responsible for the costs and liabilities related to the facilities it owns. • Each Party will be responsible for all costs it incurs in connection with the establishment and maintenance of the Point of Interconnection in accordance with this Facility Schedule. Other Terms and Conditions: None Effective Date: November 1, 2008 Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 115 Operating Companies of the American Electric Power System Service Agreement No. 623 Original Sheet No. 206 FERC Electric Tariff, Third Revised Volume No. 6 L ^ 4: N „ ^ ^ [[[ j} ( s^- R ^......o* ,r, a YJY +^f O^ W e.a F ^ q. .. i m ..............__. .._...._....-__ .3 IR •"'i^ LC b A! A ,,. __ . yp^ ® ^u^. -y+,y• . v. ^ ^ R^^ ^.^ rf ry T, AEP q• rd '^`^ ^^ g.. ^ Qf Cl ^ / - rt A ^ ^. Tu.4S GFi4'7/,'4C Cu"m'1Nr ^ .... ^z LD^ ^rs )25 APP, ^^TE: 31-Tr,^'cr5 Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 Effective Date: November 1, 2008 116 Service Agreement No. 623 Original Sheet No. 207 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 FACILITY SCHEDULE NO. 65 B&B Gravel 1. Name: 2. The B&B Gravel Substation is located at 6747 State Hwy 71, Garwood, Location: Texas in Colorado County. The Point of Interconnection is located where the top connectors on the AEP transformer switch connects to the LCRA 69 kV jumpers. 3. Delivery Voltage: 4. Normal Operation of Interconnection: Closed 5. One-Line Diagram Attached: Yes 6. Facility Ownership Responsibilities of the Parties: 69 kV LCRA owns the following facilities: • the following transmission lines comprised of structures, easements, conductors, insulators, and connecting hardware: o B&B Gravel to Altair 69 kV transmission line o B&B Gravel to Garwood Pump 69 kV transmission line • transmission line wood H-frame structure, including equipment mounting crossanns for 69 kV line switch 3897 • transmission line dead-end insulator string and termination hardware • 69 kV sectionalizing switch 3897 • jumpers from switch 3897 to the 69 kV line and to switch 3927 AEP owns the following facilities: • the B&B Gravel Substation including all facilities within it • the following equipment on the H-frame structure owned by LCRA: o 69 kV switch 3927 and associated mounting hardware o 69 kV arresters and associated mounting hardware o 69 kV fuses and associated mounting hardware • any under-built distribution voltage circuits attached to the 69 kV transmission lines that terminate into the station 7. Facility Operation and Maintenance Responsibilities of the Parties: • AEP will control and operate the following equipment until LCRA takes over operational control: o 69 kV switch 3897 and associated 69 kV transmission line to Altair and Garwood Pump Effective Date: November 1, 2008 Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 117 Service Agreement No. 623 Original Sheet No. 208 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 • • 8. o 69 kV switch 3927 o all distribution equipment in the station Each Party maintains the facilities it owns that are provided for in this Facility Schedule. Maintenance of the facilities, including circuit breaker relays, that are owned by one Party that protect the facilities owned by the other Party, will be subject to review and approval by the other Party. Cost Responsibilities of the Parties: • • 9. AEP controls and operates all other equipment in the station including the following: Each Party will be fully responsible for the costs and liabilities related to the facilities it owns. Each Party will be responsible for all costs it incurs in connection with the establishment and maintenance of the Point of Interconnection in accordance with this Facility Schedule. Other Terms and Conditions: None Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 Effective Date: November 1, 2008 118 Service Agreement No. 623 Original Sheet No. 209 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 ALTAR ..... -^ ^twOon 213 mi. Pump 307 ^. ,. ....... - 3927 LCRA AEP (3) 3N WD-1A (3) Ata']tdE'C lo 0JIZ 1(Y 45M 1NA 3997 ^ N10. .fi^,.. 1fTs°1-£TiT.3$ AC. 5M KYA SU TO 12KV RECLOSER ON DIST- FEEDER T£,45 CENTRAL C'Ct)-rPANY 19 & L1Rf"T_RLC EKG. APP,^ -°^DATE: W4516t Dwc- Effective Date: November 1, 2008 Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 119 Service Agreement No. 623 Original Sheet No. 210 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 FACILITY SCHEDULE NO. 66 Garwood Pump Name: 2. Location: The Garwood Pump Substation is located north of Garwood, Texas in Colorado County. (From Garwood, travel north 4.9 miles on Highway 71, turn east at canal and follow the gravel road 1.7 miles.) The Point of Interconnection is located at the termination of the 69 kV transmission line continuing from the B&B Gravel Substation where the AEP jumper conductors from the Garwood Pump Substation equipment physically contact the connectors on the 69 kV transmission line conductors. Delivery Voltage: 4. 6. 69 kV Normal Operation of Interconnection: Closed One-Line Diagram Attached: Yes Facility Ownership Responsibilities of the Parties: LCRA owns the following facilities: the following transmission lines comprised of structures, easements, conductors, insulators, and connecting hardware: o Garwood Pump to B&B Gravel 69 kV transmission line insulators and hardware on the structures that terminate the 69 kV transmission line onto the station structure AEP owns the following facilities: the Garwood Pump Substation including all facilities within it any under-built distribution voltage circuits attached to the 69 kV transmission lines that terminate into the station 7. Facility Operation and Maintenance Responsibilities of the Parties: AEP will control and operate the following equipment until LCRA takes over operational control: o 69 kV transmission line from the station to B&B Gravel station. AEP controls and operates all other equipment in the station including the following: o 69 kV switch 618 o all distribution equipment in the station Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 Effective Date: November 1, 2008 120 Service Agreement No. 623 Original Sheet No. 211 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 • Each Party maintains the facilities it owns that are provided for in this Facility Schedule. Maintenance of the facilities, including circuit breaker relays, that are owned by one Party that protect the facilities owned by the other Party, will be subject to review and approval by the other Party Cost Responsibilities of the Parties: Each Party will be fully responsible for the costs and liabilities related to the facilities it owns. Each Party will be responsible for all costs it incurs in connection with the establishment and maintenance of the Point of Interconnection in accordance with this Facility Schedule. 9. Other Terms and Conditions: None Effective Date: November 1, 2008 Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 121 Service Agreement No. 623 Original Sheet No. 212 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 AEP ^^--- LCRA TO ALT, P. VA a LL 2 s3 :^. (^) 9,T-- k ^ {^3 MOL. ^ - . so-^^ ^ 23ciM M+= C?'fr?'R.Al. C'09PAVY r.. . ^, D7 ,^ =ERG- ^,- , Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 Effective Date: November 1, 2008 122 Service Agreement No. 623 Original Sheet No. 213 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 FACILITY SCHEDULE NO. 67 Name: Ideal Cement 2. The Ideal Cement Substation, a.k.a. Garwood Ideal Substation, is located Location: north of Garwood, Texas in Colorado County. (From Garwood, go north 4.1 miles on Highway 71, turn west, travel 1.7 miles, turn left and travel 2.1 miles.) The Point of Interconnection is located where the AEP jumper conductors from the Ideal Cement Substation equipment physically contact the connectors on the 69 kV transmission line. 3. Delivery Voltage: 4. Normal Operation of Interconnection: Closed One-Line Diagram Attached: Yes 6. 69 kV Facility Ownership Responsibilities of the Parties: LCRA owns the following facilities: the following transmission lines comprised of structures, easements, conductors, insulators, and connecting hardware: o Altair to Garwood Relief Pump 69 kV transmission line insulators and hardware on the deadend structures that terminate the 69 kV line onto the station structure AEP owns the following facilities: • the Ideal Cement Substation including all facilities within it any under-built distribution voltage circuits attached to the 69 kV transmission lines that terminate into the station Facility Operation and Maintenance Responsibilities of the Parties: AEP will control and operate the following equipment until LCRA takes over operational control: o 69 kV transmission line from the station to Altair AEP controls and operates all other equipment in the station including the following: o 69 kV switch 1137 o all distribution equipment in the station Effective Date: November 1, 2008 issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 123 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 Service Agreement No. 623 Original Sheet No. 214 Each Party maintains the facilities it owns that are provided for in this Facility Schedule. Maintenance of the facilities, including circuit breaker relays, that are owned by one Party that protect the facilities owned by the other Party, will be subject to review and approval by the other Party. Cost Responsibilities of the Parties: 9. • Each Party will be fully responsible for the costs and liabilities related to the facilities it owns. • Each Party will be responsible for all costs it incurs in connection with the establishment and maintenance of the Point of Interconnection in accordance with this Facility Schedule. Other Terms and Conditions: None Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 Effective Date: November 1, 2008 124 Service Agreement No. 623 Original Sheet No. 215 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 TO ALTAR ^ TO CAAW= v s^s8 m. RMWr 0.64 rni. TO TEXAS INDUSTRIES O.(34 ma. To a & @ GRfi1EL. & GAf7YX7f>k'S PUMP .^^ ...w Q.^3 cr^ ..,;ur: ^ ^.. ..^. ,..,... s ^...^.. -Jill LCRA ® ^..--'; ,,,.,.... AEP 1137 (1) 38 G-30A (2) 50E Si.f©-1A (5) AR--- To TRANS, 69j2.3 KV :i(ka0 KVA uL ^("' t 1134 1056 1a 3 Ph SU ( ^'y 360 KVA 4,1 3SV o .. / TO CEMENT PLW TEXAC CENTRAL CVaMP.4N!' :,7 i-AL C=^^ENT SUR, ETT_ r-L._ Ew.^^ h,J P. DATE, ° Effective Date: November 1, 2008 Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 125 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 Service Agreement No. 623 Original Sheet No. 216 FACILITY SCHEDULE NO. 68 1. Name: 2. Location: The Garwood Relief Substation is located north of Garwood, Texas in Colorado County. (From Garwood travel north 4.2 miles on Highway 71, turn west, travel 1.7 miles, turn right on gravel road and travel 1.3 miles.) The Point of Garwood Relief Interconnection is located at the termination of the 69 kV line that is tapped off of the Altair Switching Station to Garwood Pump Station 69 kV transmission line where the jumper conductors from the station equipment physically contact the connectors on the 69 kV transmission line conductors. Delivery Voltage: 69 kV 4. Normal Operation of Interconnection: Closed 5. One-Line Diagram Attached: Yes 6. Facility Ownership Responsibilities of the Parties: LCRA owns the following facilities: • the following transmission lines comprised of structures, easements, conductors, insulators, and connecting hardware: o Garwood Relief to Altair 69 kV transmission line • insulators and hardware on the deadend structures that terminate the 69 kV transmission tap line into the station AEP owns the following facilities: • 7. the Garwood Relief Substation including all facilities within it any under-built distribution voltage circuits attached to the 69 kV transmission lines that terminate into the station Facility Operation and Maintenance Responsibilities of the Parties: • • AEP will control and operate the following equipment until LCRA takes over operational control: o 69 kV transmission tap line from the station to Altair AEP controls and operates all other equipment in the station including the following: o • 69 kV switch 108 o all distribution equipment in the station Each Party maintains the facilities it owns that are provided for in this Facility Issued By: J_ Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 Effective Date: November 1, 2008 126 Service Agreement No. 623 Original Sheet No. 217 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 Schedule. Maintenance of the facilities, including circuit breaker relays, that are owned by one Party that protect the facilities owned by the other Party, will be subject to review and approval by the other Party. 8. Cost Responsibilities of the Parties: Each Party will be fully responsible for the costs and liabilities related to the facilities it owns. Each Party will be responsible for all costs it incurs in connection with the establishment and maintenance of the Point of Interconnection in accordance with this Facility Schedule. Other Terms and Conditions: None Effective Date: November 1, 2008 Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 127 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 Service Agreement No. 623 Original Sheet No. 218 (3) KEARNEY 20A (3) PAC,R. 19 TRANS. tiN/SPARE 69/2.3KV 60D KVA SU ^. 6903 23DW RELIEF GARWOOD ' . i-^ sus. #30il - 6.9,,^'`.^. 4fCV DRFr.RCe Fvu. AM DATE: 1117106 1 D o:303 15001 Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 7V 2 Effective Date: November 1, 2008 128 ENCLOSURE2 129 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 Service Agreement No. 341 First Revised Sheet No. 28 Supersedes Original Sheet No. 28 FACILITY SCHEDULE NO. 17 (TERMINATED) 1. Name: Pioneer (TXI) Substation 2. Facility Location: At the existing Texas Industries (TXI) Substation located approximately 6.2 miles north of Garwood, approximately 2 miles west of the intersection of State Highway 71 and County Road 111 across from the TXI Plant. Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 Effective Date: November 1, 2008 130 Service Agreement No. 341 First Revised Sheet No. 29 Supersedes Original Sheet No. 29 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 RESERVED SHEET Effective Date: November 1, 2008 Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 131 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 Service Agreement No. 341 First Revised Sheet No. 30 Supersedes Original Sheet No. 30 RESERVED SHEET Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 Effective Date: November 1, 2008 132 ENCLOSURE 3 133 Operating Companies of the American Electric Power System FERC Electric Tariff, Third Revised Volume No. 6 First Revised Sheet No. 1 Cancels FERC Service Agreement No. 404 Notice of Cancellation Issued By: J. Craig Baker, Senior VP Regulatory Services Issued On: November 26, 2008 Effective Date: October 28, 2008 134