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MR 1242 – Special Exclusion: Tunnels, Galleries and Underground Structures

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SPECIAL EXCLUSION: TUNNELS, GALLERIES AND UNDERGROUND STRUCTURES

SPECIAL EXCLUSION: TUNNELS, GALLERIES AND UNDERGROUND STRUCTURES

This endorsement forms part of section 1a
and is subject otherwise to the terms, provisions, conditions and exclusions contained in the policy of insurance or endorsed thereon.

    1. Exclusion

1.1. The insurer shall not indemnify the insured in respect of the costs incurred for

1.1.1. alterations in the construction method due to unforeseen ground conditions or obstructions,
1.1.2. measures which become necessary to improve or stabilize ground conditions or to seal against water ingress unless necessary to reinstate indemnifiable loss o damage,
1.1.3. removing material which has been excavated, or due to over-break in excess of the design profile and/or for refilling cavities resulting therefrom,
1.1.4. de-watering unless necessary to reinstate indemnifiable loss or damage,
1.1.5. loss or damage due to breakdown of the de-watering system if such loss or damage could have been avoided by use of standby facilities,
1.1.6. the abandonment or recovery of tunnel-boring machines,
1.1.7. the loss of bentonite, suspensions, or any media or substance used forexcavation support or as a ground-conditioning agent.

    1. Limit of indemnity Percentage:

2.1. In the event of indemnifiable loss or damage to tunnel work, the maximum amount payable under the policy of insurance shall be limited to the costs incurred to reinstate the property insured to a standard or condition technically equivalent to that which existed immediately before the occurrence of loss or damage but not in excess of the percentage specified below of the original average per-metre construction costs of the immediate damaged area.

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