Turnaround Wallchart

← Back to wallchart

Client version

Vantage Integrity GroupContractor name and branding hidden for privacy

Internal Status Report — Calder Bay · Weller Parish · Olefins Unit

Internal — not for client distribution

8/3/26 – 9/6/26

Generated 8/31/26

Total equipment

Complete

35%

Open RRs

RRs closed

Discovery

7/15

equipment

Progress by asset type

Asset type	In scope	Complete	%	Discovery	Open RRs
Drums & Tanks	6	2	33%	3/6	2
Exchangers	5	1	20%	2/5	2
Towers	4	1	25%	2/4	2
PSV / PSE Pull	5	3	60%	—	0
Piping & valve packages	—	—	—	—	1
Total	20	7	35%	7/15	7

RRs by cause

8 total

Mechanical damage113%
Corrosion338%
Erosion113%
Cracking225%
Other113%

Repair recommendations — written vs closed

Asset type	Written	Closed	Open
Exchangers	4	2	2
Drums & Tanks	2	0	2
Towers	2	0	2
Piping & Valves	1	0	1
Total	9	2	7

Repair recommendation log

RR #	Equipment / package	Asset type	Finding	Written	Status
OLE-RR 001	E-301	Exchangers	Gasket seating surface on the stationary tubesheet is scored across three pass-partition lands. Machine the face back to a flat, continuous surface.	8/8/26	Closed
OLE-RR 002	D-215	Drums & Tanks	Bottom head general thinning below t-min over a band roughly 14 inches wide at the 6 o'clock position. Weld overlay or insert plate required before return to service.	8/11/26	Approved
OLE-RR 002 REV 1	D-215	Drums & Tanks	Revision 1: insert plate extended to 22 inches after the second UT pass found the thin band running further toward the 4 o'clock position.	8/19/26	Awaiting review
OLE-RR 003	C-407	Towers	Packing support ring welds cracked at three positions. Grind out and re-weld, PT the finished welds.	8/13/26	Approved

Equipment status by asset type

Drums & Tanks · 6 in scope

D-201	Quench Water Accumulator	Complete
D-204	Caustic Wash Drum	Complete
D-206	Charge Gas Suction Drum	In progress
D-210	Propylene Refrigerant Receiver	In progress
D-212	Fuel Gas Knockout Drum	Not started
D-215	Spent Caustic Surge Drum	Repair

Exchangers · 5 in scope

E-301	Charge Gas Aftercooler	Repair
E-304	Quench Water Cooler	In progress
E-308	Propylene Condenser	Complete
E-312	Depropanizer Reboiler	In progress
E-316	Caustic Circulation Cooler	Not started

Towers · 4 in scope

C-401	Demethanizer	Complete
C-403	Deethanizer	In progress
C-405	Depropanizer	In progress
C-407	Caustic Scrubber	Repair

PSV / PSE Pull · 5 in scope

PSV-1102A	Quench Tower Overhead Relief	Complete
PSV-1102B	Quench Tower Overhead Relief (spare)	Complete
PSV-1145	Caustic Wash Drum Relief	Complete
PSV-1180	Propylene Receiver Relief	In progress
PSV-1206	Fuel Gas KO Drum Relief	Not started

Administrative notes — internal

D-215

Owner asked for the wall-loss trend against the 2023 readings before the repair scope is priced. Not for the client packet.

Rolling log

Date	Shift	Inspector	Equipment	Details
8/23/26	Days	Ingrid Salas	E-304	Tube-end erosion quantified. RR written for plugging and ferrules.
8/23/26	Days	Nolan Prejean	PSV-1145	Shop test complete, seat lapped, reinstalled.
8/22/26	Nights	Curtis Haney	D-210	Drum opened, internal VI complete. UT scheduled.
8/22/26	Nights	Sonia Barrera	C-403	Upper section VI complete. Tray 12 downcomer sag noted, RR written.
8/21/26	Nights	Wes Duplantis	E-312	Shell VI and UT complete. Bundle still in the cleaning rack.
8/21/26	Nights	Wes Duplantis	E-312	Channel nozzle weld crack found on PT. RR written.
8/20/26	Nights	Sonia Barrera	D-206	Internal VI complete. Mesh pad sagging on the north side.
8/19/26

Vantage Turnaround Wallchart · Calder Bay · Weller Parish · Olefins Unit · INTERNAL record — includes closed repairs, completed equipment and administrative notes. Not for client distribution.