This course covers the OSHA Excavation Standard and safety and health aspects of excavation and trenching ... of shoring (wood timbers and hydraulic), soil classification, and use of protective ...

Oyster Bay officials are pushing for a more comprehensive cleanup of contaminated soil at Bethpage Community Park.

High-grade gold confirmed in trench samples at the 'Trench Zone' including significant results up to 6.10m at 13.12g/t Au sampled across multiple fault structures within Upper Plate Havallah ...

This course covers the OSHA Excavation Standard and safety and health aspects of excavation and trenching ... of shoring (wood timbers and hydraulic), soil classification, and use of protective ...