Guidance for Preparation of Cable Burial Specification

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Figure 1 Definition of Trench Parameters

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Figure 2 CBRA process flow

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Equation 1 Probabilistic formula to assess the risk from anchoring

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Drag.

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KP 0 – 15: SAND KP 15 – 32: CLAY KP 32 – KP 40: SAND

Water

Depth Mean sea level

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Mean Seabed level

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Mobile Sediment Depth

Fishing Threatline

Anchor Threatline Factored DoL*

2,500yr 25,000yr 2,500yr 25,000yr

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