# Roof Bolters, Mining

> Operate machinery to install roof support bolts in underground mine.
- **Entity Type:** role
- **Schema Version:** role.v1
- **Soc Code:** 47-5043.00
- **Summary:** Operate machinery to install roof support bolts in underground mine.

## Aliases

- Bolter
- Roof Bolter
- Roof Bolter Operator
- Underground Roof Bolter
- Bolt Machine Operator
- Bolt Man
- Miner
- Place Change Roof Bolter
- Underground Miner
- Bolting Inspector
- Bolting Machine Operator
- Roof Bolting Coal Miner

## Tasks

| Text | Type | Iwa |
| --- | --- | --- |
| Drill bolt holes into roofs at specified distances from ribs or adjacent bolts. | Core | 4.A.3.a.2.ad |
| Pull down loose rock that cannot be supported. | Core | 4.A.3.a.3.c |
| Position bolting machines, and insert drill bits into chucks. | Core | 4.A.3.a.2.v |
| Perform safety checks on equipment before operating. | Core | 4.A.1.b.2.g |
| Perform tests to determine if methane gas is present. | Core | 4.A.1.b.2.k |
| Perform ventilation tasks, such as hanging ventilation curtains and tubes. | Core | 4.A.3.a.2.a |
| Force bolts into holes, using hydraulic mechanisms of self-propelled bolting machines. | Core | 4.A.3.a.2.a |
| Dust rocks after bolting. | Core | 4.A.3.a.3.c |
| Install various types of bolts, including truss, glue, and resin bolts, traversing entire ceiling spans. | Core | 4.A.3.a.2.a |
| Drill test holes and test bolts for specified tension, using torque wrenches. | Core | 4.A.1.b.2.f |
| Position safety jacks to support underground mine roofs until bolts can be installed. | Core | 4.A.3.a.2.v |
| Rotate chucks to turn bolts and open expansion heads against rock formations. | Core | 4.A.3.a.2.a |

## Emerging Tasks

| Text |
| --- |
| Check roof or ribs for hazardous conditions. |
| Clean equipment, such as dust collectors. |

## Activities

| Name | Iwa |
| --- | --- |
| Break up rock, asphalt, or concrete. | 4.A.3.a.3.c |
| Inspect equipment or tools to be used in construction or excavation. | 4.A.1.b.2.g |
| Test air quality at work sites. | 4.A.1.b.2.k |
| Install safety or support equipment. | 4.A.3.a.2.a |
| Operate mining equipment. | 4.A.3.a.3.c |
| Install metal structural components. | 4.A.3.a.2.a |
| Inspect completed work to ensure proper installation. | 4.A.1.b.2.f |
| Drill holes in earth or rock. | 4.A.3.a.2.ad |
| Install equipment attachments or components. | 4.A.3.a.2.at |
| Position safety or support equipment. | 4.A.3.a.2.v |
| Position construction or extraction equipment. | 4.A.3.a.2.v |
| Assemble temporary equipment or structures. | 4.A.3.a.2.a |

## Capabilities

| Name | Family | Value |
| --- | --- | --- |
| Control Precision | ability | 4.12 |
| Arm-Hand Steadiness | ability | 4 |
| Manual Dexterity | ability | 3.88 |
| Extent Flexibility | ability | 3.88 |
| Problem Sensitivity | ability | 3.75 |
| Multilimb Coordination | ability | 3.75 |
| Reaction Time | ability | 3.75 |
| Near Vision | ability | 3.75 |
| Depth Perception | ability | 3.75 |
| Production and Processing | knowledge | 3.69 |
| Operation and Control | transferable_skill | 3.62 |
| Information Ordering | ability | 3.62 |
| Static Strength | ability | 3.62 |
| Education and Training | knowledge | 3.52 |
| Selective Attention | ability | 3.5 |
| Mechanical | knowledge | 3.45 |
| Public Safety and Security | knowledge | 3.45 |
| Critical Thinking | essential_skill | 3.38 |
| Response Orientation | ability | 3.38 |
| Monitoring | essential_skill | 3.25 |
| Operations Monitoring | transferable_skill | 3.25 |
| Troubleshooting | transferable_skill | 3.25 |
| Rate Control | ability | 3.25 |
| Trunk Strength | ability | 3.25 |
| Active Listening | essential_skill | 3.12 |
| Equipment Maintenance | transferable_skill | 3.12 |
| Stamina | ability | 3.12 |
| Gross Body Equilibrium | ability | 3.12 |
| Far Vision | ability | 3.12 |
| Speech Recognition | ability | 3.12 |
| Speaking | essential_skill | 3 |
| Coordination | transferable_skill | 3 |
| Complex Problem Solving | transferable_skill | 3 |
| Repairing | transferable_skill | 3 |
| Quality Control Analysis | transferable_skill | 3 |
| Judgment and Decision Making | transferable_skill | 3 |
| Time Management | transferable_skill | 3 |
| Oral Comprehension | ability | 3 |
| Oral Expression | ability | 3 |
| Deductive Reasoning | ability | 3 |

## Skills

| Name | Type |
| --- | --- |
| Depth Perception | Common Skill |
| Information Ordering | Specialized Skill |
| Critical Thinking | Common Skill |
| Speech Recognition | Specialized Skill |
| Equipment Maintenance | Specialized Skill |
| Active Listening | Common Skill |
| Visualization | Specialized Skill |
| Time Management | Common Skill |
| Finger Dexterity | Common Skill |
| Deductive Reasoning | Common Skill |
| Complex Problem Solving | Common Skill |
| Social Perceptiveness | Common Skill |
| Instructing | Specialized Skill |
| Inductive Reasoning | Common Skill |
| Equipment Selection | Specialized Skill |
| Active Learning | Common Skill |
| English Language | Common Skill |
| Reading Comprehension | Common Skill |
| Systems Analysis | Specialized Skill |
| Learning Strategies | Specialized Skill |
| Mathematics | Common Skill |
| Writing | Common Skill |
| Negotiation | Common Skill |
| Installation | Specialized Skill |
| Geography | Specialized Skill |
| Telecommunications | Specialized Skill |
| Chemistry | Specialized Skill |
| Physics | Specialized Skill |
| Psychology | Specialized Skill |
| Biology | Specialized Skill |
| Foreign Language | Common Skill |
| Industrial Control Software | Specialized Skill |

## Tools

| Example | Category | Hot | In Demand |
| --- | --- | --- | --- |
| Caterpillar Cat MineStar System | Enterprise resource planning ERP software | no | no |
| Caterpillar Command | Industrial control software | no | no |

## Work Context

| Name | Value |
| --- | --- |
| Wear Common Protective or Safety Equipment such as Safety Shoes, Glasses, Gloves, Hearing Protection, Hard Hats, or Life Jackets | 5 |
| Exposed to Hazardous Equipment | 4.99 |
| Spend Time Using Your Hands to Handle, Control, or Feel Objects, Tools, or Controls | 4.99 |
| Exposed to Contaminants | 4.98 |
| Spend Time Making Repetitive Motions | 4.96 |
| Face-to-Face Discussions with Individuals and Within Teams | 4.95 |
| Spend Time Standing | 4.91 |
| Health and Safety of Other Workers | 4.86 |
| Exposed to Sounds, Noise Levels that are Distracting or Uncomfortable | 4.81 |
| Time Pressure | 4.79 |
| Exposed to Hazardous Conditions | 4.65 |
| Work With or Contribute to a Work Group or Team | 4.61 |
| Pace Determined by Speed of Equipment | 4.6 |
| Spend Time Bending or Twisting Your Body | 4.59 |
| Exposed to Cramped Work Space, Awkward Positions | 4.55 |
| Contact With Others | 4.51 |
| Indoors, Not Environmentally Controlled | 4.51 |
| Spend Time Walking or Running | 4.34 |
| Exposed to Whole Body Vibration | 4.16 |
| Physical Proximity | 4.09 |
| Importance of Being Exact or Accurate | 3.88 |
| Consequence of Error | 3.85 |
| Work Outcomes and Results of Other Workers | 3.81 |
| Importance of Repeating Same Tasks | 3.76 |
| Exposed to Minor Burns, Cuts, Bites, or Stings | 3.74 |
| Impact of Decisions on Co-workers or Company Results | 3.62 |
| Wear Specialized Protective or Safety Equipment such as Breathing Apparatus, Safety Harness, Full Protection Suits, or Radiation Protection | 3.56 |
| Frequency of Decision Making | 3.56 |
| Coordinate or Lead Others in Accomplishing Work Activities | 3.55 |
| Dealing With Unpleasant, Angry, or Discourteous People | 3.53 |
| Conflict Situations | 3.42 |
| Spend Time Keeping or Regaining Balance | 3.37 |
| Exposed to Very Hot or Cold Temperatures | 3.35 |
| Level of Competition | 3.33 |
| Exposed to Extremely Bright or Inadequate Lighting Conditions | 3.24 |
| Freedom to Make Decisions | 2.93 |
| In an Open Vehicle or Operating Equipment | 2.9 |
| Determine Tasks, Priorities and Goals | 2.84 |
| Spend Time Kneeling, Crouching, Stooping, or Crawling | 2.65 |
| Outdoors, Exposed to All Weather Conditions | 2.28 |

## Preparation

- **Job Zone:** 2
- **Job Zone Name:** Job Zone 1-2: Very Little to Some Preparation Needed
- **Education:** Usually requires a high school diploma or GED, though some occupations may not.
- **Experience:** Some occupations may need little or no previous experience; others require several months to a year of experience. For example, landscaping and groundskeeping workers might require very little training or previous experience, while agricultural equipment operators can benefit from on-the job training.
- **Svp Range:** (Below 6.0)

### Education Distribution

| Label | Percentage |
| --- | --- |
| High School Diploma | 86.71 |
| Less than a High School Diploma | 13.29 |

## Person Fit

| Name | Family | Value |
| --- | --- | --- |
| Realistic | career_interest_type | 7 |
| Physical/Manual Labor | specific_interest_area | 6.48 |
| Mechanics/Electronics | specific_interest_area | 4.07 |
| Dependability | work_style | 4 |
| Conventional | career_interest_type | 3.34 |
| Transportation/Machine Operation | specific_interest_area | 3.2 |
| Attention to Detail | work_style | 3 |
| Engineering | specific_interest_area | 2.64 |
| Investigative | career_interest_type | 2.46 |
| Cautiousness | work_style | 2.39 |
| Stress Tolerance | work_style | 2.1 |
| Construction/Woodwork | specific_interest_area | 1.93 |
| Perseverance | work_style | 1.77 |
| Self-Control | work_style | 1.56 |
| Integrity | work_style | 1.34 |
| Protective Service | specific_interest_area | 1.28 |

## Related Roles

| Soc Code | Slug | Title | Tier |
| --- | --- | --- | --- |
| 47-5041.00 | role-47-5041-00 | Continuous Mining Machine Operators | Primary-Short |
| 47-5023.00 | role-47-5023-00 | Earth Drillers, Except Oil and Gas | Primary-Short |
| 47-2221.00 | role-47-2221-00 | Structural Iron and Steel Workers | Primary-Short |
| 51-2011.00 | role-51-2011-00 | Aircraft Structure, Surfaces, Rigging, and Systems Assemblers | Primary-Short |
| 49-9096.00 | role-49-9096-00 | Riggers | Primary-Short |
| 53-7041.00 | role-53-7041-00 | Hoist and Winch Operators | Primary-Long |
| 47-5081.00 | role-47-5081-00 | Helpers--Extraction Workers | Primary-Long |
| 47-5032.00 | role-47-5032-00 | Explosives Workers, Ordnance Handling Experts, and Blasters | Primary-Long |
| 47-2171.00 | role-47-2171-00 | Reinforcing Iron and Rebar Workers | Primary-Long |
| 47-5012.00 | role-47-5012-00 | Rotary Drill Operators, Oil and Gas | Primary-Long |
| 51-2041.00 | role-51-2041-00 | Structural Metal Fabricators and Fitters | Supplemental |
| 47-2211.00 | role-47-2211-00 | Sheet Metal Workers | Supplemental |

## Career Clusters

| Cluster | Slug |
| --- | --- |
| Energy & Natural Resources | energy-natural-resources |

## Education Level

- **Category:** High school diploma or equivalent

## Study Programs


## Market

- **Median Wage:** 76640
- **Mean Wage:** 74760
- **Pct10Wage:** 50880
- **Pct25Wage:** 67110
- **Pct75Wage:** 80230
- **Pct90Wage:** 87420
- **Employment:** 2230
- **Area Title:** U.S.

## Industries


### Top

| Naics | Slug | Title | Level | Employment | Median Wage | Lq |
| --- | --- | --- | --- | --- | --- | --- |
| 21 | 21 | Mining, Quarrying, and Oil and Gas Extraction | Sector | 2170 | 77570 | 261.63 |

### Concentrated

| Naics | Slug | Title | Level | Employment | Lq |
| --- | --- | --- | --- | --- | --- |
| 21 | 21 | Mining, Quarrying, and Oil and Gas Extraction | Sector | 2170 | 261.63 |
- **Count:** 1

## Ai Signals


## Ai Outlook


### Index

- **Value:** 6
- **Percentile:** 3
- **Band:** Low
- **Version:** ai-exposure-index-v1

#### Components

| Percentile | Source |
| --- | --- |
| 3 | openai_gpts_are_gpts |
| 10 | microsoft_working_with_ai |
- **Component Count:** 2

### Exposure

| Source | Label | Value | Percentile | Band | Note |
| --- | --- | --- | --- | --- | --- |
| eloundou_gamma | LLM task exposure, γ (OpenAI / Eloundou) | 0 | 3 | Low | Share of this job's tasks where a large language model plus simple tools could cut the time to do them by at least half. γ is capped at 1.0 and many jobs reach that ceiling, so treat a top score as 'in the top group', not a precise rank. |
| microsoft_applicability | AI assistant applicability (Microsoft) | 0.04960160367179702 | 10 | Low | How applicable today's AI assistants are to this job's activities, measured from real Microsoft Copilot conversations. Applicability is not the same as replacement. |

### Eloundou

- **Alpha:** 0
- **Beta:** 0
- **Gamma:** 0

### Usage Tasks


### Bls

- **Growth Percent:** -34.2
- **Growth Percentile:** 0
- **Direction:** Declining
- **Annual Openings Thousands:** 0.1
- **Annual Openings Percentile:** 1
- **Employment2024Thousands:** 2.3
- **Employment2034Thousands:** 1.5

### Sources

| Source | Version |
| --- | --- |
| bls_employment_projections | 2024-2034 |
| microsoft_working_with_ai | working-with-ai |
| openai_gpts_are_gpts | gpts-are-gpts |

## Counts

- **Tasks:** 14
- **Skills:** 32
- **Capabilities:** 120
- **Tools:** 2
- **Related Roles:** 20

## Source

- **Dataset:** gold.onet_role_starter_surface
- **Version:** 30.3
- **Generated At:** 2026-06-02T21:00:32.945303+00:00
- **Content Hash:** 342876fba36da4b8