VOSB perform crane modifications, repairs, upgrades, and removal to meet OSHA compliance inspections on all types of overhead cranes and monorail systems.

Geophysical and geological surveys, data processing and interpretation.

Tunels, Shafts, Underground, Water & Sewer, Highway, Street, Dam Reconstuction, Hydro Penstock, Tunnels, Mine Bulkheads, Mine Closure

Soda Ash, Sodium Carbonate, Nickel Powder, Copper Sulfate, Magnesium Carbonate, Magnesium Hydroxide

Bituminous Coal and Lignite Surface Mining, Bituminous Coal Underground Mining, Anthracite Mining, Iron Ore Mining, Gold Ore Mining

Potash, Soda, and Borate Mineral Mining, Power and Communication Line and Related Structures Construction, Other Heavy and Civil Engineering Construction

Crushed and Broken Limestone Mining and Quarrying, Other Crushed and Broken Stone Mining and Quarrying, Construction Sand and Gravel Mining, Potash, Soda, and Borate Mineral Mining, All Other Nonmetallic Mineral Mining