TA-24 Progress Update Made by Uzair Ashraf

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1. TA-24 Progress UPDATE PREPARED BY: UZAIR ASHRAF

2. TA-24 UPDATE P~P Duration Plant P~P (Duration) - Days AMM 23.3 UREA 23.9 NA 20.6 CAN 20.2 NP 23.3

3. TA-24 UPDATE Timeline Ammonia Inventory 17 SEP24 00:00 10 OCT24 06:59 Nitric Acid Inventory 18 SEP24 00:00 08 OCT24 14:59 Nitro Phosphate 17 SEP24 14:00 11 OCT24 06:59 Calcium Ammonium Nitrate 19 SEP24 12:00 09 OCT24 16:59 Urea 17 SEP24 00:00 10 OCT24 20:59 24SEP24 07:00 01OCT24 22:59 Steam Outage Black out 24SEP24 06:00 24SEP24 21:59 1916 970 953 243

4. TA-24 UPDATE Major Jobs CAN Tag No. Equipment Description Job Description Start End No. of Hours G-3404 Rotary Dryer Maintenance of dryer shell, leaf plates and bolts inspection, girth gear joint inspection, All bearings inspection, eccentricity of girth gear, root clearance adjustment & gear box inspection. 20 SEP 24 10:00 07 OCT 24 17:59 416 E3401 FLASH EVAPORATOR HX tubes cleaning 25 SEP 24 01:00 05 OCT 24 00:59 240

5. TA-24 UPDATE Major Jobs NP Tag No. Equipment Description Job Description Start End No. of Hours 6-40-2003A Secondary Dissolving Reactor Replacement of 1st & 2nd Shell Course 21 SEP 24 12:00 08 OCT 24 11:59 408 6-40-2003B Secondary Dissolving Reactor Replacement of 1st & 2nd Shell Course 21 SEP 24 09:00 08 OCT 24 08:59 408 6-40-2088 Decanter Feed Tank Replacement of top roof & 1st shell course 18 SEP 24 02:00 05 OCT 24 01:59 408 6-40-2005 Buffer Tank Replacement of top roof & 1st shell course 18 SEP 24 02:00 05 OCT 24 00:59 407 6-40-2020 Mother Liquid Tank Roof and 03 shell Courses Replacement 19 SEP 24 09:00 06 OCT 24 08:59 408 6-40-2028 1st Neutrallizers Replacement of Top Dish End 19 SEP 24 08:00 04 OCT 24 07:59 360

6. TA-24 UPDATE Major Jobs NP Tag No. Equipment Description Job Description Start End No. of Hours 6-40-2029 1st Neutralizers Replacement of Top Dish End 19 SEP 24 08:00 04 OCT 24 07:59 360 6-17-2106 FFE-2nd Effect Evaporator FFE Replacement 20 SEP 24 12:00 02 OCT 24 14:59 291 6-40-2032 Effluent Pit Effluent Pit cleaning and repair 26 SEP 24 14:00 12 OCT 24 07:59 378 0699/PIP/SCBR SYS Scrubber Piping PPH Piping Replacement at Dissolving Vent Header 19 SEP 24 00:00 02 OCT 24 23:59 336 06/FM/PIP_EFU DIS Drain Channel Drain Channel Re-Routing at NP 19 SEP 24 00:00 03 OCT 24 23:59 360 40-2326 RVDF Drum Replacement 18 SEP 24 07:00 29 SEP 24 02:59 260

7. TA-24 UPDATE Major Jobs NP Tag No. Equipment Description Job Description Start End No. of Hours 6-17-9805 Disintegrator Overhauling 19 SEP 24 16:00 03 OCT 24 04:59 325 6-40-1209 Prilling Tower Scrapper Prilling Tower Scrapper Inspection 18 SEP 24 20:00 29 SEP 24 03:59 248 6-40-2305/2311/2325/2326 RVDF Train A & B Cloth Replacement, detailed internal Inspection, Control Head Inspection, Boroscopy, DPT, PM 27 SEP 24 15:00 05 OCT 24 15:59 193 6-17-1401 Pressure Filter QAC (04 No.) Inspection and replacement (if required) + Roller Bearings Inspection and replacement (if required) 19 SEP 24 16:00 09 OCT 24 00:59 465 NP Melt/AN transfer Line cleaning NP Melt/AN transfer Line cleaning NP Melt/AN transfer Line cleaning 21 SEP 24 02:00 25 SEP 24 21:59 116

8. TA-24 UPDATE MOC List Sr Description Plant Commissioning Manager Package No. (As per ERP) 1 Large capacity pumps required at Buffer Tank (D2401) CAN Farman Javaid CAN-2017-28 2 Re-rate FV-52 and FT-52 as this is limiting in controlling NA flow towards 17-2009 NP Salman Sarwar NP-2023-398 3 PHA Rec 1929A: Provision of double isolation valves on BFW header at NP BL (as pressure is above 70 barg ) NP Muhammad Ayaz Akram NP-2022-359 4 PF lube oil cooler CWS/CWR lines rerouting and line size enhancement, (TIE-INS ONLY CONSIDERING TA OPPORTUNITY) NP JUNAID Mahboob NP-2023-378 5 AIT-0019 cooling water supply/return line rerouting (TIE-INS ONLY CONSIDERING TA OPPORTUNITY) NP Muhamad Talha Farooq NP-2023-377 6 Removal of 40-1185/1186 (Cooling water booster pumps) and preservation. NP Abdul Munam Khan NP-2022-368 7 Effluent Drain Channels Rerouting & Up-gradation targeting Reliability of Civil Structure NP Usman Iftikhar NP-2022-362 8 Reliability enhancement of AC tower by (1)Replacing the existing plastic packing with Metallic packing , revamping of Orifice deck, bed limiter and gas injection support plate NP Muhammad Ayaz Akram NP-2021-313 9 CAN reclaimer boom extension PH&S Umar Rehmani PH&S-2020-69

9. TA-24 UPDATE Actions Plan Sr Recommendation Responsibility Target Date 1 Development of TA-24 Organogram (define shift engineer roster) Abdul Rauf Nadeem Shah 05-Apr-24 2 Review of critical vessel entries by assigned area responsible (Vessel Register) SE 15-Apr-24 3 Appointing efficient area operators for critical and major jobs as area supervisor Abdul Munam 15-Apr-24 4 Analysis of safety observations from the past three years' turnarounds and devising a strategy to prevent actions. Usman Iftikhar 22-Apr-24 5 Prior communication of MOCs packages with respective area operators for effective and safe execution Commissioning manager 22-Apr-24 6 Discussion of jobs with area supervisors by respective area shift engineer SE 30-Apr-24

10. TA-24 Update Area Wise Plan Date Area Major Job Shift Engineer Area Supervisor Day12 N12 Day12 N12 18-Sep-2024 RP, Centrifuge, Dissolving 40-2003 B-Replacement of 1st & 2nd Shell Course 40-2028 Replacement of Top Dish End ABC XYZ ABC XYZ