A track may hoe bucket to (access trenches).Logical formLearned from2 sentences. Buckets may be lifted over heads.Logical formLearned from2 sentences. A bucket can be disengaged.Logical formLearned from2 sentences. A bucket may be attached to excavatting equipment.Logical formLearned from2 sentences. A hazard may pertain-to a bucket.Logical formLearned from2 sentences. Releases of buckets may be caused by a failure.Logical formLearned from2 sentences. A bucket can be for fine tuning.Logical formLearned from2 sentences. An (excavator operator) may change buckets.Logical formLearned from2 sentences. Buckets may use a coupler.Logical formLearned from2 sentences. An (excavator bucket) can be from a (coupling device).Logical formLearned from2 sentences. A bucket may elevate to a height.Logical formLearned from2 sentences. A worker may be caught between a bucket.Logical formLearned from2 sentences. Handles can be on buckets.Logical formLearned from2 sentences. A bucket may detach from a boom.Logical formLearned from2 sentences. An employee may fall with a bucket.Logical formLearned from2 sentences.