Page 8 - FINAL REPORT SINAR MATARAM

2. DETAILED UNDERWATER WORKS

2.1 UNDERWATER WORKS RESULT
The Underwater Works of MT Sinar Mataram was carried out as per instruction of PT

Samudera Indonesia Ship Management, which area included:
1. Underwater rope / net removal from bow thruster and propeller M/E.
2. Underwater Visual Inspection (photo) before and after.

PT Samudera Mbiantu Sesami commenced the underwater works on June 03, 2023,
and successfully concluded underwater work in same day. After General Visual
Inspection the diver revealed that no damage, no deformity, or other anomaly
during the time of the aforementioned general visual inspection in bow thruster,

sea chest, and propeller M/E.
GENERAL INFORMATION
Name of Client : PT SAMUDERA INDONESIA SHIP MANAGEMENT
Name of Vessel : MT SINAR MATARAM
LOA : 88.60 m Breadth : 14.60 m IMO No. : 9545390
Type of Vessel : Chemical Tanker/Oil Tanker
Client PIC : Mr. A. Yoyok Puji Basuki (Fleet Dept. Head)
Date of Work : 03 June 2023
Location : Long 5°58'52.8"S – Lat 105°57'44.0"E (Tanjung Gerem Anchorage,
Merak-Indonesia)
Anchor-Chain On : Portside [ √ ] Starboard side [ ]
Condition Current / Wind 0.8 / 5 Knot
Visibility 1-2 m
Weather Condition Clam
Equipment Diving Gear [ √ ] 2 Set(s) Diver’s Boat 1 Boat
CCTV [ ] Set(s) Patrol Boat ………….Boat
U/W Camera [ √ ] 1 Set(s) Other

UNDERWATER WORKS PERFORMED
Scope of Work [ ] UWILD [ ] In-Water Survey [ √ ] Removal Rope/Net
[ ] REPAIR [ ] DOUBLING [ √ ] Visual Inspection
Hull Cleaning [ ] Full [ ] Both Side [ ] Port Side [ ] Stbd Side
[ ] Flat Bottom [ ] Propeller Polish [ ] Propeller [ ] Other

POST UNDERWATER WORK
No. Activities Yes No
1. Bow Thruster & Propeller M/E Success fully clear from Rope/Net ………………… √
2. Damage (if any) Reported to Master / Superintendent ……………………………………… √
3. Master/Representative Visually Inspected Photo & Video Survey ………………… √

REMARKS
No. Description
1. Before Diving Team PT Samudera Mbiantu Sesami (SMS) commenced the underwater
works, based on the confirmation from Master of MT Sinar Mataram regarding rope / net
entanglement to the bow thruster already clear and no more rope / net in the bow
thruster area. According to the confirmation from Master of Sinar Mataram we / PT SMS
continue the general visual inspection (photo & video) of bow thruster, sea chest, and
propeller M/E.

PT SAMUDERA MBIANTU SESAMI SALVAGE AND UNDERWATER WORK SERVICES
Final Report Underwater Work of Rope/Net Removal from Bow Thruster and Propeller M/E Page 8 of 49