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"]

[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)"

[[preparation.educationDistribution]]
label = "High School Diploma"
percentage = 79.97

[[preparation.educationDistribution]]
label = "Post-Secondary Certificate"
percentage = 8.58

[[preparation.educationDistribution]]
label = "Less than a High School Diploma"
percentage = 7.18

[[preparation.educationDistribution]]
label = "Some College Courses"
percentage = 4.27

[educationLevel]
category = "High school diploma or equivalent"
slug = "high-school-diploma-or-equivalent"

[market]
medianWage = 48430
meanWage = 55820
pct10Wage = 42060
pct25Wage = 46120
pct75Wage = 60300
pct90Wage = 75050
employment = 1030
areaTitle = "U.S."

[industries]
count = 2

[[industries.top]]
naics = "23"
slug = "23"
title = "Construction"
level = "Sector"
employment = 510
medianWage = 47360
lq = 9.4

[[industries.top]]
naics = "21"
slug = "21"
title = "Mining, Quarrying, and Oil and Gas Extraction"
level = "Sector"
employment = 320
medianWage = 56940
lq = 83.53

[[industries.concentrated]]
naics = "21"
slug = "21"
title = "Mining, Quarrying, and Oil and Gas Extraction"
level = "Sector"
employment = 320
lq = 83.53

[[industries.concentrated]]
naics = "23"
slug = "23"
title = "Construction"
level = "Sector"
employment = 510
lq = 9.4

[aiOutlook]
teleworkable = false
usageTasks = []

[aiOutlook.index]
value = 7
percentile = 4
band = "Low"
version = "ai-exposure-index-v1"
componentCount = 3

[[aiOutlook.index.components]]
percentile = 17
source = "felten_aioe"

[[aiOutlook.index.components]]
percentile = 3
source = "openai_gpts_are_gpts"

[[aiOutlook.index.components]]
percentile = 0
source = "microsoft_working_with_ai"

[aiOutlook.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."

[aiOutlook.eloundou]
alpha = 0
beta = 0
gamma = 0

[aiOutlook.bls]
growthPercent = 1.2
growthPercentile = 33
direction = "About average"
annualOpeningsThousands = 0.1
annualOpeningsPercentile = 1
employment2024Thousands = 1.1
employment2034Thousands = 1.2

[[aiOutlook.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."

[[aiOutlook.exposure]]
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."

[[aiOutlook.exposure]]
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."

[[aiOutlook.sources]]
source = "bls_employment_projections"
version = "2024-2034"

[[aiOutlook.sources]]
source = "dingel_neiman"
version = "dingel-neiman-workathome"

[[aiOutlook.sources]]
source = "felten_aioe"
version = "felten-raj-seamans-aioe"

[[aiOutlook.sources]]
source = "frey_osborne"
version = "frey-osborne-automation"

[[aiOutlook.sources]]
source = "microsoft_working_with_ai"
version = "working-with-ai"

[[aiOutlook.sources]]
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"

[[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"

[[tasks]]
text = "Start and stop engines to operate equipment."
type = "Core"
iwa = "4.A.3.a.3.c"

[[tasks]]
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"

[[tasks]]
text = "Pump water to clear machinery pipelines."
type = "Core"
iwa = "4.A.3.a.3.b"

[[tasks]]
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"

[[tasks]]
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"

[[activities]]
name = "Operate cranes, hoists, or other moving or lifting equipment."
iwa = "4.A.3.a.3.h"

[[activities]]
name = "Control pumps or pumping equipment."
iwa = "4.A.3.a.3.b"

[[activities]]
name = "Measure work site dimensions."
iwa = "4.A.1.b.3.d"

[[activities]]
name = "Direct material handling or moving activities."
iwa = "4.A.4.b.4.j"

[[capabilities]]
name = "Mechanical"
family = "knowledge"
value = 4.06

[[capabilities]]
name = "Control Precision"
family = "ability"
value = 4

[[capabilities]]
name = "Operation and Control"
family = "transferable_skill"
value = 3.75

[[capabilities]]
name = "Multilimb Coordination"
family = "ability"
value = 3.75

[[capabilities]]
name = "Operations Monitoring"
family = "transferable_skill"
value = 3.5

[[capabilities]]
name = "Depth Perception"
family = "ability"
value = 3.5

[[capabilities]]
name = "English Language"
family = "knowledge"
value = 3.43

[[capabilities]]
name = "Arm-Hand Steadiness"
family = "ability"
value = 3.38

[[capabilities]]
name = "Manual Dexterity"
family = "ability"
value = 3.38

[[capabilities]]
name = "Reaction Time"
family = "ability"
value = 3.38

[[capabilities]]
name = "Problem Sensitivity"
family = "ability"
value = 3.25

[[capabilities]]
name = "Near Vision"
family = "ability"
value = 3.25

[[capabilities]]
name = "Far Vision"
family = "ability"
value = 3.25

[[capabilities]]
name = "Public Safety and Security"
family = "knowledge"
value = 3.18

[[capabilities]]
name = "Administration and Management"
family = "knowledge"
value = 3.15

[[capabilities]]
name = "Selective Attention"
family = "ability"
value = 3.12

[[capabilities]]
name = "Finger Dexterity"
family = "ability"
value = 3.12

[[capabilities]]
name = "Hearing Sensitivity"
family = "ability"
value = 3.12

[[capabilities]]
name = "Critical Thinking"
family = "essential_skill"
value = 3

[[capabilities]]
name = "Coordination"
family = "transferable_skill"
value = 3

[[capabilities]]
name = "Judgment and Decision Making"
family = "transferable_skill"
value = 3

[[capabilities]]
name = "Information Ordering"
family = "ability"
value = 3

[[capabilities]]
name = "Auditory Attention"
family = "ability"
value = 3

[[capabilities]]
name = "Speech Recognition"
family = "ability"
value = 3

[[capabilities]]
name = "Speech Clarity"
family = "ability"
value = 3

[[capabilities]]
name = "Production and Processing"
family = "knowledge"
value = 2.94

[[capabilities]]
name = "Active Listening"
family = "essential_skill"
value = 2.88

[[capabilities]]
name = "Speaking"
family = "essential_skill"
value = 2.88

[[capabilities]]
name = "Monitoring"
family = "essential_skill"
value = 2.88

[[capabilities]]
name = "Troubleshooting"
family = "transferable_skill"
value = 2.88

[[capabilities]]
name = "Oral Comprehension"
family = "ability"
value = 2.88

[[capabilities]]
name = "Oral Expression"
family = "ability"
value = 2.88

[[capabilities]]
name = "Flexibility of Closure"
family = "ability"
value = 2.88

[[capabilities]]
name = "Perceptual Speed"
family = "ability"
value = 2.88

[[capabilities]]
name = "Response Orientation"
family = "ability"
value = 2.88

[[capabilities]]
name = "Static Strength"
family = "ability"
value = 2.88

[[capabilities]]
name = "Trunk Strength"
family = "ability"
value = 2.88

[[capabilities]]
name = "Mathematics"
family = "knowledge"
value = 2.81

[[capabilities]]
name = "Social Perceptiveness"
family = "transferable_skill"
value = 2.75

[[capabilities]]
name = "Complex Problem Solving"
family = "transferable_skill"
value = 2.75

[[skills]]
name = "Depth Perception"
type = "Common Skill"

[[skills]]
name = "English Language"
type = "Common Skill"

[[skills]]
name = "Finger Dexterity"
type = "Common Skill"

[[skills]]
name = "Speech Recognition"
type = "Specialized Skill"

[[skills]]
name = "Information Ordering"
type = "Specialized Skill"

[[skills]]
name = "Critical Thinking"
type = "Common Skill"

[[skills]]
name = "Active Listening"
type = "Common Skill"

[[skills]]
name = "Mathematics"
type = "Common Skill"

[[skills]]
name = "Visualization"
type = "Specialized Skill"

[[skills]]
name = "Time Management"
type = "Common Skill"

[[skills]]
name = "Social Perceptiveness"
type = "Common Skill"

[[skills]]
name = "Equipment Selection"
type = "Specialized Skill"

[[skills]]
name = "Deductive Reasoning"
type = "Common Skill"

[[skills]]
name = "Complex Problem Solving"
type = "Common Skill"

[[skills]]
name = "Inductive Reasoning"
type = "Common Skill"

[[skills]]
name = "Reading Comprehension"
type = "Common Skill"

[[skills]]
name = "Equipment Maintenance"
type = "Specialized Skill"

[[skills]]
name = "Active Learning"
type = "Common Skill"

[[skills]]
name = "Physics"
type = "Specialized Skill"

[[skills]]
name = "Learning Strategies"
type = "Specialized Skill"

[[skills]]
name = "Instructing"
type = "Specialized Skill"

[[skills]]
name = "Negotiation"
type = "Common Skill"

[[skills]]
name = "Writing"
type = "Common Skill"

[[skills]]
name = "Systems Analysis"
type = "Specialized Skill"

[[skills]]
name = "Telecommunications"
type = "Specialized Skill"

[[skills]]
name = "Geography"
type = "Specialized Skill"

[[skills]]
name = "Psychology"
type = "Specialized Skill"

[[skills]]
name = "Chemistry"
type = "Specialized Skill"

[[skills]]
name = "Biology"
type = "Specialized Skill"

[[skills]]
name = "Foreign Language"
type = "Common Skill"

[[skills]]
name = "Installation"
type = "Specialized Skill"

[[skills]]
name = "Industrial Control Software"
type = "Specialized Skill"

[[tools]]
example = "Global positioning system GPS software"
category = "Mobile location based services software"
hot = false
inDemand = false

[[tools]]
example = "HYPACK DREDGEPACK"
category = "Industrial control software"
hot = false
inDemand = false

[[tools]]
example = "Programmable logic controller PLC software"
category = "Industrial control software"
hot = false
inDemand = false

[[tools]]
example = "Teledyne Odom Hydrographic ODOM eChart"
category = "Data base user interface and query software"
hot = false
inDemand = false

[[tools]]
example = "Trimble HYDROpro"
category = "Map creation software"
hot = false
inDemand = false

[[tools]]
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

[[workContext]]
name = "Face-to-Face Discussions with Individuals and Within Teams"
value = 4.91

[[workContext]]
name = "Spend Time Using Your Hands to Handle, Control, or Feel Objects, Tools, or Controls"
value = 4.68

[[workContext]]
name = "Outdoors, Exposed to All Weather Conditions"
value = 4.45

[[workContext]]
name = "Exposed to Sounds, Noise Levels that are Distracting or Uncomfortable"
value = 4.37

[[workContext]]
name = "Contact With Others"
value = 4.26

[[workContext]]
name = "Frequency of Decision Making"
value = 4.17

[[workContext]]
name = "Exposed to Very Hot or Cold Temperatures"
value = 4.11

[[workContext]]
name = "Exposed to Hazardous Equipment"
value = 3.93

[[workContext]]
name = "Work With or Contribute to a Work Group or Team"
value = 3.88

[[workContext]]
name = "Spend Time Making Repetitive Motions"
value = 3.8

[[workContext]]
name = "Freedom to Make Decisions"
value = 3.78

[[workContext]]
name = "Impact of Decisions on Co-workers or Company Results"
value = 3.76

[[workContext]]
name = "Outdoors, Under Cover"
value = 3.63

[[workContext]]
name = "Exposed to Minor Burns, Cuts, Bites, or Stings"
value = 3.63

[[workContext]]
name = "Spend Time Sitting"
value = 3.51

[[workContext]]
name = "Determine Tasks, Priorities and Goals"
value = 3.44

[[workContext]]
name = "Work Outcomes and Results of Other Workers"
value = 3.19

[[workContext]]
name = "Consequence of Error"
value = 3.19

[[workContext]]
name = "Health and Safety of Other Workers"
value = 3.13

[[workContext]]
name = "Importance of Being Exact or Accurate"
value = 3.09

[[workContext]]
name = "Telephone Conversations"
value = 3.08

[[workContext]]
name = "Time Pressure"
value = 3.01

[[workContext]]
name = "Degree of Automation"
value = 3

[[workContext]]
name = "In an Open Vehicle or Operating Equipment"
value = 2.97

[[workContext]]
name = "Spend Time Standing"
value = 2.91

[[workContext]]
name = "Coordinate or Lead Others in Accomplishing Work Activities"
value = 2.86

[[workContext]]
name = "Exposed to Whole Body Vibration"
value = 2.81

[[workContext]]
name = "Exposed to Extremely Bright or Inadequate Lighting Conditions"
value = 2.76

[[workContext]]
name = "In an Enclosed Vehicle or Operate Enclosed Equipment"
value = 2.67

[[workContext]]
name = "Exposed to Contaminants"
value = 2.65

[[workContext]]
name = "Conflict Situations"
value = 2.53

[[workContext]]
name = "Level of Competition"
value = 2.51

[[workContext]]
name = "Indoors, Not Environmentally Controlled"
value = 2.49

[[workContext]]
name = "Written Letters and Memos"
value = 2.42

[[workContext]]
name = "Importance of Repeating Same Tasks"
value = 2.41

[[workContext]]
name = "Exposed to High Places"
value = 2.35

[[workContext]]
name = "Pace Determined by Speed of Equipment"
value = 2.35

[[workContext]]
name = "Exposed to Hazardous Conditions"
value = 2.28

[[workContext]]
name = "Spend Time Walking or Running"
value = 2.27

[[personFit]]
name = "Realistic"
family = "career_interest_type"
value = 6.63

[[personFit]]
name = "Transportation/Machine Operation"
family = "specific_interest_area"
value = 6.02

[[personFit]]
name = "Physical/Manual Labor"
family = "specific_interest_area"
value = 5.34

[[personFit]]
name = "Mechanics/Electronics"
family = "specific_interest_area"
value = 3.65

[[personFit]]
name = "Conventional"
family = "career_interest_type"
value = 3.48

[[personFit]]
name = "Nature/Outdoors"
family = "specific_interest_area"
value = 3.27

[[personFit]]
name = "Investigative"
family = "career_interest_type"
value = 2.99

[[personFit]]
name = "Engineering"
family = "specific_interest_area"
value = 2.74

[[personFit]]
name = "Enterprising"
family = "career_interest_type"
value = 2.33

[[personFit]]
name = "Dependability"
family = "work_style"
value = 2.19

[[personFit]]
name = "Cautiousness"
family = "work_style"
value = 2.03

[[personFit]]
name = "Attention to Detail"
family = "work_style"
value = 1.57

[[personFit]]
name = "Management/Administration"
family = "specific_interest_area"
value = 1.56

[[personFit]]
name = "Construction/Woodwork"
family = "specific_interest_area"
value = 1.53

[[personFit]]
name = "Social"
family = "career_interest_type"
value = 1.36

[[personFit]]
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"

[[relatedRoles]]
socCode = "47-2073.00"
slug = "role-47-2073-00"
title = "Operating Engineers and Other Construction Equipment Operators"
tier = "Primary-Short"

[[relatedRoles]]
socCode = "47-5022.00"
slug = "role-47-5022-00"
title = "Excavating and Loading Machine and Dragline Operators, Surface Mining"
tier = "Primary-Short"

[[relatedRoles]]
socCode = "47-5012.00"
slug = "role-47-5012-00"
title = "Rotary Drill Operators, Oil and Gas"
tier = "Primary-Short"

[[relatedRoles]]
socCode = "47-5081.00"
slug = "role-47-5081-00"
title = "Helpers--Extraction Workers"
tier = "Primary-Short"

[[relatedRoles]]
socCode = "47-5041.00"
slug = "role-47-5041-00"
title = "Continuous Mining Machine Operators"
tier = "Primary-Long"

[[relatedRoles]]
socCode = "49-9096.00"
slug = "role-49-9096-00"
title = "Riggers"
tier = "Primary-Long"

[[relatedRoles]]
socCode = "47-5023.00"
slug = "role-47-5023-00"
title = "Earth Drillers, Except Oil and Gas"
tier = "Primary-Long"

[[relatedRoles]]
socCode = "53-7021.00"
slug = "role-53-7021-00"
title = "Crane and Tower Operators"
tier = "Primary-Long"

[[relatedRoles]]
socCode = "47-5011.00"
slug = "role-47-5011-00"
title = "Derrick Operators, Oil and Gas"
tier = "Primary-Long"

[[relatedRoles]]
socCode = "53-5011.00"
slug = "role-53-5011-00"
title = "Sailors and Marine Oilers"
tier = "Supplemental"

[[relatedRoles]]
socCode = "47-5071.00"
slug = "role-47-5071-00"
title = "Roustabouts, Oil and Gas"
tier = "Supplemental"

[[careerClusters]]
cluster = "Advanced Manufacturing"
slug = "advanced-manufacturing"

[[careerClusters]]
cluster = "Construction"
slug = "construction"

[[studyPrograms]]
title = "Transportation and Materials Moving"
slug = "transportation-and-materials-moving"

[[aiSignals]]
source = "frey_osborne"
label = "Computerization probability"
score = 0.92
scale = "0-1 probability"
release = "2013-baseline-2016-employment-snapshot"

[[aiSignals]]
source = "felten_aioe"
label = "AI occupational exposure"
score = -1.016648
scale = "relative exposure score"
release = "2021-plus-generative-ai-workbooks"

[[aiSignals]]
source = "felten_image_generation_aioe"
label = "Image generation occupational exposure"
score = -0.3888935
scale = "relative exposure score"
release = "2021-plus-generative-ai-workbooks"

[[aiSignals]]
source = "felten_language_modeling_aioe"
label = "Language modeling occupational exposure"
score = -1.25554
scale = "relative exposure score"
release = "2021-plus-generative-ai-workbooks"
