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Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

Cranes and derricks installed on floating surfaces must have a boom angle indicator

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