1. TPIT and DSA/B Discrepancy

2. Discrepancy with TPIT TPIT/Case Discrepancy 1)3732 (Cedar Bayou to Jordan Ckt 99): The DSB cases had the correct ratings, DSA cases were upgraded incorrectly. 2)11TPIT0097 (Norwood Switch Autotransformer): Upgrade in rating of the autotransformer was missing. 3)15TPIT0085 (Eagle Mountain - Saginaw 138 kV Line): There is mismatch between project description and the upgrade. Based on project name, Eagle Mountain - Saginaw section should be upgraded; which is not reflected in cases. Upgrades based on “Bus IDs” specified in TPIT do not reflect in cases either. 4)14TPIT0052(Stanton East - Buffalo (SU) - Midland E 138 kV Line): Lines are partially upgraded. Stanton_E To SU-Trianlge To Buffalo section is inconsistent with SU-W_Stanton To SU-E_ Midland To Midlnd-E section. More Information Needed in TPIT 1)Mason Road to Obrien Ckt. 25 2

3. 3732 -- Cedar Bayou to Jordan Ckt. 99 2014 14DSA_2014_SUM1_TPIT_Final_03032014 2015 14DSB_2015_SUM1_TPIT_Final_03032014 Description: Description: Upgrade at Cedar Bayou to increase Ckt. 99 thermal ratings In-service Date: In-service Date: 12/31/2014 SSWG Base Case Related Bus No. : SSWG Base Case Related Bus No. : 40000, 40850Year Lim A Lim B Lim C 2014179319722641 2015119513152641 2016119513152641 2017119513152641 2018119513152641 2019119513152641 2020119513152641 3

4. 11TPIT0097 -- Norwood Switch Autotransformer Description: Description: Norwood Switch autotransformer In-service Date: In-service Date: 12/15/2015 SSWG Base Case Related Bus No. : SSWG Base Case Related Bus No. : 2410, 2404, 12404 Year Lim A Lim B Lim C 2014459504 2015459504 2016459504 2017459504 2018459504 2019459504 2020459504 4

5. 15TPIT0085 -- Eagle Mountain - Saginaw 138kV Line Description: Description: Upgrade existing line from Eagle Mountain to Saginaw In-service Date: In-service Date: 05/15/2015 SSWG Base Case Related Bus No. : SSWG Base Case Related Bus No. : 1860, 2076, 11860, 2075, 12065 2016 14DSB_2016_SUM1_TPIT_Final_03032014 2014 14DSA_2014_SUM1_TPIT_Final_03032014 5

6. 14TPIT0052 -- StantonEast-Buffalo(SU)-MidlandE 138 kV Line Description: Description: Rebuild existing line In-service Date: In-service Date: 12/15/2014 SSWG Base Case Related Bus No. : SSWG Base Case Related Bus No. : 1326, 79549, 79616, 1023 2015 14DSB_2015_SUM1_TPIT_Final_03032014 2014 14DSA_2014_SUM1_TPIT_Final_03032014 6

7. 14TPIT0119 -- Mason Road to Obrien Ckt. 25 Description: Description: Upgrade substation equipment to increase Ckt. 25 thermal ratings In-service Date: In-service Date: 12/31/2014 SSWG Base Case Related Bus No. : SSWG Base Case Related Bus No. : 44450, 44510Year Lim A Lim B Lim C 2014440526562 2015440561 2016440561 2017440561 2018440561 2019440561 2020440561 7