- Blasting services, nonmetallic minerals mining (except fuels) on a contract basis
- Boring test holes for nonmetallic minerals mining (except fuels) on a contract basis
- Draining or pumping of nonmetallic mineral mines (except fuels) on a contract basis
- Drilling services for nonmetallic mineral (except fuels) mining on a contract basis
- Exploration services for nonmetallic minerals (except geophysical surveying and mapping) on a contract basis
- Mine development for nonmetallic minerals mining (except fuels) on a contract basis
- Mine shaft sinking services for nonmetallic minerals (except fuels) on a contract basis
- Mine tunneling services for nonmetallic minerals (except fuels) on a contract basis
- Nonmetallic minerals mining support services (e.g., blasting, shaft sinking, tunneling) (except site preparation and related construction contractor activities) on a contract basis
- Nonmetallic minerals mining support services (e.g., blasting, shaft sinking, tunneling) (except site preparation and related construction contractor activities)on a contract basis [2007]
- Overburden removal for nonmetallic minerals mining (except fuels) on a contract basis
- Prospect and test drilling services for nonmetallic mineral mining (except fuels) on a contract basis
- Pumping or draining nonmetallic mineral mines (except fuel) on a contract basis
- Removal of overburden for nonmetallic minerals mining (except fuels) on a contract basis
- Stripping overburden services for nonmetallic minerals mining (except fuels) on a contract basis
- Test drilling for nonmetallic minerals mining (except fuel) on a contract basis
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