Page 73 - The TM Submarine Cable Book

6: The Marine Operations: Maintenance Zone

Namely they are
The submarine cable operation can be disrupted 1. NAZ – North America Zone.
by a few elements that can give big impact to the 2. ACMA – Atlantic Cable Maintenance
telecommunications connections. Agreement.
3. MECMA – Mediterranean Cable
Factors that can cause of cable fault rank by
ICPC are: Maintenance Agreement.
4. SEAIOCMA – South East Asia and
1. Fishing Activities. Indian Ocean Cable Maintenance
2. Ship’s Anchoring. Agreement.
3. Earthquake & mud slide. 5. YOKOHAMA Zone-YOKOHAMA
4. External aggression. Agreement.
5. Broken Repeater.
6. Abrasion.
7. Trawlers & Cable Theft.
8. Corrosion of Joint box.
9. Unauthorized Dredging or drilling.
10. New Pipe line installation.
11. Uncategorized – due to marine life.

MARINE OPERATION ZONE
Five (5) Cable Maintenance Zones have been
established to cater for the repair and
maintenance of submersible plants all around the
world.

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