This document provides status information on 15 bolted tie-ins for first oil. 13 tie-ins are completed while 2 are pending completion after mechanical completion of new lines. It describes tie-in scope responsibilities including pre-tie-in activities like permitting, material availability, and integrity checks. Tie-in activities involve removing blinds, cleaning flanges, installing spools and gaskets, and bolt tightening. Specific details are given for pending tie-ins TI-110 and TI-531 to connect washed water and recovered oil lines.

1. First Oil Tie-in's Status
S/N TIE-IN No. SERVICE Area Type Work Status Comments
1 TI - 501A/B Well Fluid Train-1 Flanged Completed
2 TI - 502A/B Well Fluid Train-2 Flanged Completed
3 TI -107 HP Relief Gas EPR Flanged Completed
4 TI -110 Washed Water (Closed Drain) EPR Flanged Not completed
To be executed after MC of
the new line.
5 TI - 531 Recovered Oil EPR Flanged Not completed
To be executed after MC of
the new line.
6 TI - 229A/B Closed Drain Train-1 Flanged Completed
7 TI - 230A/B Closed Drain Train-2 Flanged Completed
8 TI -120 Instrument Air EPR Flanged Completed
9 TI - 524 A/B Fire Water 132 KV SS GRE Lamination Completed
10 TI - 525 A/B Fire Water 132 KV SS GRE Lamination Completed
11 TI - 527 A/B Fire Water 132 KV SS GRE Lamination Completed
12 TI - 528 A/B Fire Water 132 KV SS GRE Lamination Completed
13 TI - 507 Fire Water Water Injection GRE Lamination Completed
14 TI - 508 A/B Fire Water Slug Catcher GRE Lamination Completed
15 TI - 277 A/B Fire Water Slug Catcher GRE Lamination Completed
Grand Total: 15 Done: 13 Pending: 2

2. Bolted Tie-ins for First Oil.
TIE-IN SCOPE RESPONSIBILITIES.
1. PRE-TIE-IN ACTIVITIES
a. Valid PTW/EPTW shall be obtained for pre inspection and check the condition of the Scaffolding access platforms
(wherever applicable).
b. Sub-Contractor/Contractor shall ensure the availability of Tie-In Materials, other components and Field-materials
Bolts/Gasket which are required for the Tie-In works.
c. Tie-in Valve integrity to be checked by Plant Operation Team prior to job execution (Tie-in connection).
d. The new line shall be completed with hydro Test and Re-instatement up to the isolation valve prior to Tie-in
connection.
e. Tie-in readiness site walkthrough.
2. TIE-IN ACTIVITIES
a. Blind remove from existing line/ Existing line de-spading and flange management for tie-in.
b. Flange face clean before tie-in spool connection and Place new gasket in position.
c. After Removing of Existing Spade & Blind Installation of New spool, Cleaning to be verified by CONTRACTOR &
COMPANY.
d. Ensure that the bolt has been correctly tightened.

3. Bolted Tie-in Description for TI-110 & TI-531 –CD & RO Line
TIE-IN NO.
TIE-IN DESCRIPTION
SCOPE
(EPS/FFD)
SERVICE EXISITNG LINE NO. NEW LINE NO.
CONSTRUCTION
P&ID NO.
TI -110
Blind flange on Exisitng 3" ball valve shall be removed
and new line shall be connected
EPS
Washed Water (Closed
Drain)
601-PW-3-AC2NA1-5056-N 601-CD-3-AC2NL1-5399-N-03 AD282-601-D-11731
TI - 531
Existing 3" blind flange on ball valve shall be removed
and new 3" line shall be added.
EPS Recovered Oil 601-CD-6-AN1NL0-5320 601-RO-4-AC12NL0-5014-N-01 AD282-601-D-11731
New Line
Existing Line New Line
Existing Line