Bridge and Lock Tenders vs Parking Lot Attendants AI Risk

Job 1

Job 2

Job 1

Job 2

medium risk

Bridge and Lock Tenders

40 shared · 6 different

core competencies

medium risk

Parking Lot Attendants

Side-by-Side Comparison

Bridge and Lock Tenders leads 4–1

Metric	Bridge and Lock Tenders	Parking Lot Attendants
Risk Score	40.9%	41.2%
Risk Tier	Medium Risk	Medium Risk
Risk Percentile	83th	84th
Tasks at Risk (>50%)	8 / 15	6 / 15
Median Salary	$58,490	$34,600
Employment	3K	135K

Skill Comparison

Sorted by largest difference

Public Safety and Security

Controlling Machines and Processes

Training and Teaching Others

Inspecting Equipment, Structures, or Material

Spatial Orientation

Operation Monitoring

Protective Factors

Higher values indicate stronger protection against AI displacement

Bridge and Lock Tenders

25%

total discount

Parking Lot Attendants

22%

total discount

Task Risk Comparison

Tasks sorted by AI automation risk — higher means more automatable

Bridge and Lock Tenders

8 of 15 at risk

86%Record names, types, and destinations of vessels passing through bridge openings or locks, and numbers of trains or vehicles crossing bridges.

86%Prepare accident reports.

61%Inspect canal and bridge equipment, and areas such as roadbeds for damage or defects, reporting problems to supervisors as necessary.

59%Observe approaching vessels to determine size and speed, and listen for whistle signals indicating desire to pass.

57%Check that bridges are clear of vehicles and pedestrians prior to opening.

Parking Lot Attendants

6 of 15 at risk

87%Perform cash handling tasks, such as making change, balancing and recording cash drawer, or distributing tips.

86%Inspect vehicles to detect any damage.

73%Issue ticket stubs or place numbered tags on windshields, log tags or attach tag to customers' keys, and give customers matching tags for locating parked vehicles.

67%Direct motorists to parking areas or parking spaces, using hand signals or flashlights as necessary.

65%Patrol parking areas to prevent vehicle damage and vehicle or property thefts.

Wage Comparison

Parking Lot Attendants earns -$23,890(-41%) vs Bridge and Lock Tenders

Bridge and Lock TendersParking Lot Attendants

10th

$32,690$24,960

25th

$43,700$29,590

Median

$58,490$34,600

75th

$69,530$37,230

90th

$74,400$43,840

Premium Head-to-Head Analysis

Displacement Timeline Comparison

Bridge and Lock Tenders2028–2035

Parking Lot Attendants2028–2035

20242030203520402045

Bridge and Lock Tenders has a longer runway before significant displacement, projected 0 years later than Parking Lot Attendants.

Risk-Adjusted Salary

Salary weighted by displacement risk: salary × (1 − risk%)

Bridge and Lock Tenders

$34,556

from $58,490

Parking Lot Attendants

$20,331

from $34,600

After adjusting for AI risk, Bridge and Lock Tenders offers $14,225 more in risk-adjusted pay.

Transition Feasibility

Skill Overlap

Low overlap — significant retraining needed for transition

Unique to Bridge

Unique to Parking

Combined Protection Strategy

Regardless of which path you choose, focus on these protective factors

Creativity

Regulatory Barriers

Social Intelligence

Decision Complexity

Bridge and Lock TendersParking Lot Attendants

Find transitions from Bridge and Lock Tenders Find transitions from Parking Lot Attendants