{
  "entityType": "role",
  "schemaVersion": "role.v1",
  "slug": "role-53-7031-00",
  "socCode": "53-7031.00",
  "title": "Dredge Operators",
  "summary": "Operate dredge to remove sand, gravel, or other materials in order to excavate and maintain navigable channels in waterways.",
  "aliases": [
    "Dredge Operator",
    "Dredger",
    "Dredge Boat Engineer",
    "Dredge Deckhand",
    "Dredge Engineer",
    "Dredge Hand",
    "Dredge Lever Operator",
    "Dredge Mate",
    "Dredge Worker",
    "Dredgemaster",
    "Hydraulic Leverman"
  ],
  "tasks": [
    {
      "text": "Move levers to position dredges for excavation, to engage hydraulic pumps, to raise and lower suction booms, and to control rotation of cutterheads.",
      "type": "Core",
      "iwa": "4.A.3.a.3.c"
    },
    {
      "text": "Start and stop engines to operate equipment.",
      "type": "Core",
      "iwa": "4.A.3.a.3.c"
    },
    {
      "text": "Start power winches that draw in or let out cables to change positions of dredges, or pull in and let out cables manually.",
      "type": "Core",
      "iwa": "4.A.3.a.3.c"
    },
    {
      "text": "Pump water to clear machinery pipelines.",
      "type": "Core",
      "iwa": "4.A.3.a.3.b"
    },
    {
      "text": "Lower anchor poles to verify depths of excavations, using winches, or scan depth gauges to determine depths of excavations.",
      "type": "Core",
      "iwa": "4.A.1.b.3.d"
    },
    {
      "text": "Direct or assist workers placing shore anchors and cables, laying additional pipes from dredges to shore, and pumping water from pontoons.",
      "type": "Core",
      "iwa": "4.A.3.a.3.b"
    }
  ],
  "emergingTasks": [
    {
      "text": "Perform maintenance on dredge equipment, such as changing engine oil."
    }
  ],
  "activities": [
    {
      "name": "Operate excavation equipment.",
      "iwa": "4.A.3.a.3.c"
    },
    {
      "name": "Operate cranes, hoists, or other moving or lifting equipment.",
      "iwa": "4.A.3.a.3.h"
    },
    {
      "name": "Control pumps or pumping equipment.",
      "iwa": "4.A.3.a.3.b"
    },
    {
      "name": "Measure work site dimensions.",
      "iwa": "4.A.1.b.3.d"
    },
    {
      "name": "Direct material handling or moving activities.",
      "iwa": "4.A.4.b.4.j"
    }
  ],
  "capabilities": [
    {
      "name": "Mechanical",
      "family": "knowledge",
      "value": 4.06
    },
    {
      "name": "Control Precision",
      "family": "ability",
      "value": 4
    },
    {
      "name": "Operation and Control",
      "family": "transferable_skill",
      "value": 3.75
    },
    {
      "name": "Multilimb Coordination",
      "family": "ability",
      "value": 3.75
    },
    {
      "name": "Operations Monitoring",
      "family": "transferable_skill",
      "value": 3.5
    },
    {
      "name": "Depth Perception",
      "family": "ability",
      "value": 3.5
    },
    {
      "name": "English Language",
      "family": "knowledge",
      "value": 3.43
    },
    {
      "name": "Arm-Hand Steadiness",
      "family": "ability",
      "value": 3.38
    },
    {
      "name": "Manual Dexterity",
      "family": "ability",
      "value": 3.38
    },
    {
      "name": "Reaction Time",
      "family": "ability",
      "value": 3.38
    },
    {
      "name": "Problem Sensitivity",
      "family": "ability",
      "value": 3.25
    },
    {
      "name": "Near Vision",
      "family": "ability",
      "value": 3.25
    },
    {
      "name": "Far Vision",
      "family": "ability",
      "value": 3.25
    },
    {
      "name": "Public Safety and Security",
      "family": "knowledge",
      "value": 3.18
    },
    {
      "name": "Administration and Management",
      "family": "knowledge",
      "value": 3.15
    },
    {
      "name": "Selective Attention",
      "family": "ability",
      "value": 3.12
    },
    {
      "name": "Finger Dexterity",
      "family": "ability",
      "value": 3.12
    },
    {
      "name": "Hearing Sensitivity",
      "family": "ability",
      "value": 3.12
    },
    {
      "name": "Critical Thinking",
      "family": "essential_skill",
      "value": 3
    },
    {
      "name": "Coordination",
      "family": "transferable_skill",
      "value": 3
    },
    {
      "name": "Judgment and Decision Making",
      "family": "transferable_skill",
      "value": 3
    },
    {
      "name": "Information Ordering",
      "family": "ability",
      "value": 3
    },
    {
      "name": "Auditory Attention",
      "family": "ability",
      "value": 3
    },
    {
      "name": "Speech Recognition",
      "family": "ability",
      "value": 3
    },
    {
      "name": "Speech Clarity",
      "family": "ability",
      "value": 3
    },
    {
      "name": "Production and Processing",
      "family": "knowledge",
      "value": 2.94
    },
    {
      "name": "Active Listening",
      "family": "essential_skill",
      "value": 2.88
    },
    {
      "name": "Speaking",
      "family": "essential_skill",
      "value": 2.88
    },
    {
      "name": "Monitoring",
      "family": "essential_skill",
      "value": 2.88
    },
    {
      "name": "Troubleshooting",
      "family": "transferable_skill",
      "value": 2.88
    },
    {
      "name": "Oral Comprehension",
      "family": "ability",
      "value": 2.88
    },
    {
      "name": "Oral Expression",
      "family": "ability",
      "value": 2.88
    },
    {
      "name": "Flexibility of Closure",
      "family": "ability",
      "value": 2.88
    },
    {
      "name": "Perceptual Speed",
      "family": "ability",
      "value": 2.88
    },
    {
      "name": "Response Orientation",
      "family": "ability",
      "value": 2.88
    },
    {
      "name": "Static Strength",
      "family": "ability",
      "value": 2.88
    },
    {
      "name": "Trunk Strength",
      "family": "ability",
      "value": 2.88
    },
    {
      "name": "Mathematics",
      "family": "knowledge",
      "value": 2.81
    },
    {
      "name": "Social Perceptiveness",
      "family": "transferable_skill",
      "value": 2.75
    },
    {
      "name": "Complex Problem Solving",
      "family": "transferable_skill",
      "value": 2.75
    }
  ],
  "skills": [
    {
      "name": "Depth Perception",
      "type": "Common Skill"
    },
    {
      "name": "English Language",
      "type": "Common Skill"
    },
    {
      "name": "Finger Dexterity",
      "type": "Common Skill"
    },
    {
      "name": "Speech Recognition",
      "type": "Specialized Skill"
    },
    {
      "name": "Information Ordering",
      "type": "Specialized Skill"
    },
    {
      "name": "Critical Thinking",
      "type": "Common Skill"
    },
    {
      "name": "Active Listening",
      "type": "Common Skill"
    },
    {
      "name": "Mathematics",
      "type": "Common Skill"
    },
    {
      "name": "Visualization",
      "type": "Specialized Skill"
    },
    {
      "name": "Time Management",
      "type": "Common Skill"
    },
    {
      "name": "Social Perceptiveness",
      "type": "Common Skill"
    },
    {
      "name": "Equipment Selection",
      "type": "Specialized Skill"
    },
    {
      "name": "Deductive Reasoning",
      "type": "Common Skill"
    },
    {
      "name": "Complex Problem Solving",
      "type": "Common Skill"
    },
    {
      "name": "Inductive Reasoning",
      "type": "Common Skill"
    },
    {
      "name": "Reading Comprehension",
      "type": "Common Skill"
    },
    {
      "name": "Equipment Maintenance",
      "type": "Specialized Skill"
    },
    {
      "name": "Active Learning",
      "type": "Common Skill"
    },
    {
      "name": "Physics",
      "type": "Specialized Skill"
    },
    {
      "name": "Learning Strategies",
      "type": "Specialized Skill"
    },
    {
      "name": "Instructing",
      "type": "Specialized Skill"
    },
    {
      "name": "Negotiation",
      "type": "Common Skill"
    },
    {
      "name": "Writing",
      "type": "Common Skill"
    },
    {
      "name": "Systems Analysis",
      "type": "Specialized Skill"
    },
    {
      "name": "Telecommunications",
      "type": "Specialized Skill"
    },
    {
      "name": "Geography",
      "type": "Specialized Skill"
    },
    {
      "name": "Psychology",
      "type": "Specialized Skill"
    },
    {
      "name": "Chemistry",
      "type": "Specialized Skill"
    },
    {
      "name": "Biology",
      "type": "Specialized Skill"
    },
    {
      "name": "Foreign Language",
      "type": "Common Skill"
    },
    {
      "name": "Installation",
      "type": "Specialized Skill"
    },
    {
      "name": "Industrial Control Software",
      "type": "Specialized Skill"
    }
  ],
  "tools": [
    {
      "example": "Global positioning system GPS software",
      "category": "Mobile location based services software",
      "hot": false,
      "inDemand": false
    },
    {
      "example": "HYPACK DREDGEPACK",
      "category": "Industrial control software",
      "hot": false,
      "inDemand": false
    },
    {
      "example": "Programmable logic controller PLC software",
      "category": "Industrial control software",
      "hot": false,
      "inDemand": false
    },
    {
      "example": "Teledyne Odom Hydrographic ODOM eChart",
      "category": "Data base user interface and query software",
      "hot": false,
      "inDemand": false
    },
    {
      "example": "Trimble HYDROpro",
      "category": "Map creation software",
      "hot": false,
      "inDemand": false
    },
    {
      "example": "Web browser software",
      "category": "Internet browser software",
      "hot": false,
      "inDemand": false
    }
  ],
  "workContext": [
    {
      "name": "Wear Common Protective or Safety Equipment such as Safety Shoes, Glasses, Gloves, Hearing Protection, Hard Hats, or Life Jackets",
      "value": 4.92
    },
    {
      "name": "Face-to-Face Discussions with Individuals and Within Teams",
      "value": 4.91
    },
    {
      "name": "Spend Time Using Your Hands to Handle, Control, or Feel Objects, Tools, or Controls",
      "value": 4.68
    },
    {
      "name": "Outdoors, Exposed to All Weather Conditions",
      "value": 4.45
    },
    {
      "name": "Exposed to Sounds, Noise Levels that are Distracting or Uncomfortable",
      "value": 4.37
    },
    {
      "name": "Contact With Others",
      "value": 4.26
    },
    {
      "name": "Frequency of Decision Making",
      "value": 4.17
    },
    {
      "name": "Exposed to Very Hot or Cold Temperatures",
      "value": 4.11
    },
    {
      "name": "Exposed to Hazardous Equipment",
      "value": 3.93
    },
    {
      "name": "Work With or Contribute to a Work Group or Team",
      "value": 3.88
    },
    {
      "name": "Spend Time Making Repetitive Motions",
      "value": 3.8
    },
    {
      "name": "Freedom to Make Decisions",
      "value": 3.78
    },
    {
      "name": "Impact of Decisions on Co-workers or Company Results",
      "value": 3.76
    },
    {
      "name": "Outdoors, Under Cover",
      "value": 3.63
    },
    {
      "name": "Exposed to Minor Burns, Cuts, Bites, or Stings",
      "value": 3.63
    },
    {
      "name": "Spend Time Sitting",
      "value": 3.51
    },
    {
      "name": "Determine Tasks, Priorities and Goals",
      "value": 3.44
    },
    {
      "name": "Work Outcomes and Results of Other Workers",
      "value": 3.19
    },
    {
      "name": "Consequence of Error",
      "value": 3.19
    },
    {
      "name": "Health and Safety of Other Workers",
      "value": 3.13
    },
    {
      "name": "Importance of Being Exact or Accurate",
      "value": 3.09
    },
    {
      "name": "Telephone Conversations",
      "value": 3.08
    },
    {
      "name": "Time Pressure",
      "value": 3.01
    },
    {
      "name": "Degree of Automation",
      "value": 3
    },
    {
      "name": "In an Open Vehicle or Operating Equipment",
      "value": 2.97
    },
    {
      "name": "Spend Time Standing",
      "value": 2.91
    },
    {
      "name": "Coordinate or Lead Others in Accomplishing Work Activities",
      "value": 2.86
    },
    {
      "name": "Exposed to Whole Body Vibration",
      "value": 2.81
    },
    {
      "name": "Exposed to Extremely Bright or Inadequate Lighting Conditions",
      "value": 2.76
    },
    {
      "name": "In an Enclosed Vehicle or Operate Enclosed Equipment",
      "value": 2.67
    },
    {
      "name": "Exposed to Contaminants",
      "value": 2.65
    },
    {
      "name": "Conflict Situations",
      "value": 2.53
    },
    {
      "name": "Level of Competition",
      "value": 2.51
    },
    {
      "name": "Indoors, Not Environmentally Controlled",
      "value": 2.49
    },
    {
      "name": "Written Letters and Memos",
      "value": 2.42
    },
    {
      "name": "Importance of Repeating Same Tasks",
      "value": 2.41
    },
    {
      "name": "Exposed to High Places",
      "value": 2.35
    },
    {
      "name": "Pace Determined by Speed of Equipment",
      "value": 2.35
    },
    {
      "name": "Exposed to Hazardous Conditions",
      "value": 2.28
    },
    {
      "name": "Spend Time Walking or Running",
      "value": 2.27
    }
  ],
  "preparation": {
    "jobZone": "2",
    "jobZoneName": "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.",
    "svpRange": "(Below 6.0)",
    "educationDistribution": [
      {
        "label": "High School Diploma",
        "percentage": 79.97
      },
      {
        "label": "Post-Secondary Certificate",
        "percentage": 8.58
      },
      {
        "label": "Less than a High School Diploma",
        "percentage": 7.18
      },
      {
        "label": "Some College Courses",
        "percentage": 4.27
      }
    ]
  },
  "personFit": [
    {
      "name": "Realistic",
      "family": "career_interest_type",
      "value": 6.63
    },
    {
      "name": "Transportation/Machine Operation",
      "family": "specific_interest_area",
      "value": 6.02
    },
    {
      "name": "Physical/Manual Labor",
      "family": "specific_interest_area",
      "value": 5.34
    },
    {
      "name": "Mechanics/Electronics",
      "family": "specific_interest_area",
      "value": 3.65
    },
    {
      "name": "Conventional",
      "family": "career_interest_type",
      "value": 3.48
    },
    {
      "name": "Nature/Outdoors",
      "family": "specific_interest_area",
      "value": 3.27
    },
    {
      "name": "Investigative",
      "family": "career_interest_type",
      "value": 2.99
    },
    {
      "name": "Engineering",
      "family": "specific_interest_area",
      "value": 2.74
    },
    {
      "name": "Enterprising",
      "family": "career_interest_type",
      "value": 2.33
    },
    {
      "name": "Dependability",
      "family": "work_style",
      "value": 2.19
    },
    {
      "name": "Cautiousness",
      "family": "work_style",
      "value": 2.03
    },
    {
      "name": "Attention to Detail",
      "family": "work_style",
      "value": 1.57
    },
    {
      "name": "Management/Administration",
      "family": "specific_interest_area",
      "value": 1.56
    },
    {
      "name": "Construction/Woodwork",
      "family": "specific_interest_area",
      "value": 1.53
    },
    {
      "name": "Social",
      "family": "career_interest_type",
      "value": 1.36
    },
    {
      "name": "Stress Tolerance",
      "family": "work_style",
      "value": 1.29
    }
  ],
  "relatedRoles": [
    {
      "socCode": "53-7041.00",
      "slug": "role-53-7041-00",
      "title": "Hoist and Winch Operators",
      "tier": "Primary-Short"
    },
    {
      "socCode": "47-2073.00",
      "slug": "role-47-2073-00",
      "title": "Operating Engineers and Other Construction Equipment Operators",
      "tier": "Primary-Short"
    },
    {
      "socCode": "47-5022.00",
      "slug": "role-47-5022-00",
      "title": "Excavating and Loading Machine and Dragline Operators, Surface Mining",
      "tier": "Primary-Short"
    },
    {
      "socCode": "47-5012.00",
      "slug": "role-47-5012-00",
      "title": "Rotary Drill Operators, Oil and Gas",
      "tier": "Primary-Short"
    },
    {
      "socCode": "47-5081.00",
      "slug": "role-47-5081-00",
      "title": "Helpers--Extraction Workers",
      "tier": "Primary-Short"
    },
    {
      "socCode": "47-5041.00",
      "slug": "role-47-5041-00",
      "title": "Continuous Mining Machine Operators",
      "tier": "Primary-Long"
    },
    {
      "socCode": "49-9096.00",
      "slug": "role-49-9096-00",
      "title": "Riggers",
      "tier": "Primary-Long"
    },
    {
      "socCode": "47-5023.00",
      "slug": "role-47-5023-00",
      "title": "Earth Drillers, Except Oil and Gas",
      "tier": "Primary-Long"
    },
    {
      "socCode": "53-7021.00",
      "slug": "role-53-7021-00",
      "title": "Crane and Tower Operators",
      "tier": "Primary-Long"
    },
    {
      "socCode": "47-5011.00",
      "slug": "role-47-5011-00",
      "title": "Derrick Operators, Oil and Gas",
      "tier": "Primary-Long"
    },
    {
      "socCode": "53-5011.00",
      "slug": "role-53-5011-00",
      "title": "Sailors and Marine Oilers",
      "tier": "Supplemental"
    },
    {
      "socCode": "47-5071.00",
      "slug": "role-47-5071-00",
      "title": "Roustabouts, Oil and Gas",
      "tier": "Supplemental"
    }
  ],
  "careerClusters": [
    {
      "cluster": "Advanced Manufacturing",
      "slug": "advanced-manufacturing"
    },
    {
      "cluster": "Construction",
      "slug": "construction"
    }
  ],
  "educationLevel": {
    "category": "High school diploma or equivalent",
    "slug": "high-school-diploma-or-equivalent"
  },
  "studyPrograms": [
    {
      "title": "Transportation and Materials Moving",
      "slug": "transportation-and-materials-moving"
    }
  ],
  "market": {
    "medianWage": 48430,
    "meanWage": 55820,
    "pct10Wage": 42060,
    "pct25Wage": 46120,
    "pct75Wage": 60300,
    "pct90Wage": 75050,
    "employment": 1030,
    "areaTitle": "U.S."
  },
  "industries": {
    "top": [
      {
        "naics": "23",
        "slug": "23",
        "title": "Construction",
        "level": "Sector",
        "employment": 510,
        "medianWage": 47360,
        "lq": 9.4
      },
      {
        "naics": "21",
        "slug": "21",
        "title": "Mining, Quarrying, and Oil and Gas Extraction",
        "level": "Sector",
        "employment": 320,
        "medianWage": 56940,
        "lq": 83.53
      }
    ],
    "concentrated": [
      {
        "naics": "21",
        "slug": "21",
        "title": "Mining, Quarrying, and Oil and Gas Extraction",
        "level": "Sector",
        "employment": 320,
        "lq": 83.53
      },
      {
        "naics": "23",
        "slug": "23",
        "title": "Construction",
        "level": "Sector",
        "employment": 510,
        "lq": 9.4
      }
    ],
    "count": 2
  },
  "aiSignals": [
    {
      "source": "frey_osborne",
      "label": "Computerization probability",
      "score": 0.92,
      "scale": "0-1 probability",
      "release": "2013-baseline-2016-employment-snapshot"
    },
    {
      "source": "felten_aioe",
      "label": "AI occupational exposure",
      "score": -1.016648,
      "scale": "relative exposure score",
      "release": "2021-plus-generative-ai-workbooks"
    },
    {
      "source": "felten_image_generation_aioe",
      "label": "Image generation occupational exposure",
      "score": -0.3888935,
      "scale": "relative exposure score",
      "release": "2021-plus-generative-ai-workbooks"
    },
    {
      "source": "felten_language_modeling_aioe",
      "label": "Language modeling occupational exposure",
      "score": -1.25554,
      "scale": "relative exposure score",
      "release": "2021-plus-generative-ai-workbooks"
    }
  ],
  "aiOutlook": {
    "index": {
      "value": 7,
      "percentile": 4,
      "band": "Low",
      "version": "ai-exposure-index-v1",
      "components": [
        {
          "percentile": 17,
          "source": "felten_aioe"
        },
        {
          "percentile": 3,
          "source": "openai_gpts_are_gpts"
        },
        {
          "percentile": 0,
          "source": "microsoft_working_with_ai"
        }
      ],
      "componentCount": 3
    },
    "exposure": [
      {
        "source": "felten_aioe",
        "label": "Overall AI exposure (Felten et al.)",
        "value": -1.016648,
        "percentile": 17,
        "band": "Low",
        "note": "How much this job's abilities overlap with what AI systems can do, across many AI capabilities. A relative research score, not a forecast of job loss."
      },
      {
        "source": "eloundou_gamma",
        "label": "LLM task exposure, γ (OpenAI / Eloundou)",
        "value": 0,
        "percentile": 3,
        "band": "Low",
        "note": "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."
      },
      {
        "source": "microsoft_applicability",
        "label": "AI assistant applicability (Microsoft)",
        "value": 0,
        "percentile": 0,
        "band": "Low",
        "note": "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."
      }
    ],
    "freyHistorical": {
      "source": "frey",
      "label": "Computerization probability (Frey & Osborne, 2013)",
      "value": 0.92,
      "percentile": 82,
      "band": "High",
      "note": "A pre-LLM (2013) estimate of how automatable this job is by computerization and robotics. Shown for historical context only — it is not part of any current AI ranking."
    },
    "teleworkable": false,
    "eloundou": {
      "alpha": 0,
      "beta": 0,
      "gamma": 0
    },
    "usageTasks": [],
    "bls": {
      "growthPercent": 1.2,
      "growthPercentile": 33,
      "direction": "About average",
      "annualOpeningsThousands": 0.1,
      "annualOpeningsPercentile": 1,
      "employment2024Thousands": 1.1,
      "employment2034Thousands": 1.2
    },
    "sources": [
      {
        "source": "bls_employment_projections",
        "version": "2024-2034"
      },
      {
        "source": "dingel_neiman",
        "version": "dingel-neiman-workathome"
      },
      {
        "source": "felten_aioe",
        "version": "felten-raj-seamans-aioe"
      },
      {
        "source": "frey_osborne",
        "version": "frey-osborne-automation"
      },
      {
        "source": "microsoft_working_with_ai",
        "version": "working-with-ai"
      },
      {
        "source": "openai_gpts_are_gpts",
        "version": "gpts-are-gpts"
      }
    ]
  },
  "counts": {
    "tasks": 6,
    "skills": 32,
    "capabilities": 120,
    "tools": 6,
    "relatedRoles": 20
  },
  "source": {
    "dataset": "gold.onet_role_starter_surface",
    "version": "30.3",
    "generatedAt": "2026-06-02T21:00:32.945303+00:00",
    "contentHash": "05977db246ee3aca"
  }
}