{ "source": "Cooked Index — occupational AI risk register", "page": "https://cookedindex.com/jobs/fence-erectors/", "methodology": "https://cookedindex.com/methodology", "notice": "Verdicts are re-examined as evidence accumulates. Re-fetch before relying on this; the page above always carries the current score.", "scored_at": "2026-08-11", "model": "claude-opus-5", "occupation": { "title": "Fence Erectors", "soc_code": "47-4031", "category": "Construction", "us_employment": 24480, "median_annual_wage": 47980 }, "verdict": "EXPOSED", "risk_resistance": 63, "contested": false, "near_boundary": false, "dimensions": { "task_resistance": 18, "embodiment": 20, "liability_shield": 5, "trust_premium": 10, "judgment_accountability": 10 }, "reasoning": { "task_resistance": "Auger refusal on a buried root, resetting a post that drifted out of plumb before the concrete flashed, and pulling chain link tight enough on a grade change without leaving a gap under the bottom rail are judgment-in-the-hands tasks that no fixed-path machine performs on a lot it has never seen — only the takeoff and material list ahead of the crew are digitised, which is why this sits at 18 rather than 14.", "embodiment": "Every hour is outdoors on unimproved ground: locating utilities before digging, hauling 80-lb bags and 10-ft terminal posts across mud, working off a truck-mounted auger in heat and rain, and finishing on slopes and ditch banks — there is no screen-based version of any of it, which is the definition of 20.", "liability_shield": "Fence erectors generally need no state trade licence; the contractor's licence, the 811 locate ticket, and the setback/height compliance sit with the company or the GC, and OSHA fall or trench exposure is thin on residential fence work — the 5 reflects competent-person and equipment-operation expectations, not a personal credential you can be stripped of.", "trust_premium": "A homeowner picks the bid and remembers the crew that kept the line straight and cleaned up, and repeat work from builders, ranchers, and fencing dealers is relationship-driven — but the buyer is choosing a company, not you by name, which caps this at 10 rather than the 15 an owner-estimator would earn.", "judgment_accountability": "You decide post depth for frost line and soil, where to break a run for grade, how to handle a property-line dispute or an unmarked line the locate missed, and whether a gate post needs concrete or a footing — real calls with rework and neighbour-dispute consequences, but made against a layout and spec someone else set, which is a 10 not a 15." }, "rationale": "Digging post holes in rocky or root-bound soil, setting posts plumb in wet concrete, stretching chain link on a slope, and scribing pickets to follow uneven grade are exactly the tasks robotics cannot do at cost on an unimproved residential lot. AI touches the office side — takeoffs from satellite imagery, material lists, quotes, permit paperwork, scheduling — not the work itself. The main non-AI pressures are housing-cycle demand and wage competition, not automation; scoring reflects the modal crew installer, not the owner-estimator.", "outlook": "Steady demand tied to housing and property turnover; expect estimating, quoting, and dispatch to go largely automated within a decade while the field crew work is essentially untouched.", "what_would_raise_it": { "levers": [ { "dimension": "liability_shield", "change": "Expansion of state contractor-licensing and specialty-endorsement regimes to fencing specifically — e.g. states that already require a licensed fence contractor for pool barrier enclosures (Florida's residential pool safety barrier code, Arizona ROC C-77 fencing license) extending mandatory licensed-installer certification and personal sign-off to all barrier/guardrail work, plus municipal requirements that a named certified installer certify pool-barrier and sight-triangle compliance at final inspection", "plausibility": "plausible", "would_add": 4 }, { "dimension": "liability_shield", "change": "Mandatory 811/one-call locate liability shifting onto the installing crew: statutes and utility damage-recovery suits that already make the excavator personally/firm liable for strikes could be paired with a requirement that a certified competent person sign the pre-dig locate record for every hole", "plausibility": "already happening", "would_add": 3 }, { "dimension": "judgment_accountability", "change": "If AI takeoffs from satellite imagery become the norm for quoting, the field crew becomes the party that owns the on-site discrepancy call — rock, buried utilities, setback and property-line error, grade change — and the decision to stop work and re-price. Boundary-encroachment exposure (survey pin vs. assumed line) sits with whoever decides to set the post", "plausibility": "plausible", "would_add": 4 }, { "dimension": "trust_premium", "change": "Narrow route only: high-end ornamental iron, custom millwork wood, and historic-district fencing where the buyer pays for hand-scribed fit and a named craftsman. Does not apply to the modal chain-link or stockade crew", "plausibility": "plausible", "would_add": 2 } ], "ceiling_note": "Embodiment and task_resistance are already effectively maxed; there is no headroom there and no realistic robotics threat to raise resistance further. The real exposure is not AI at all — it is housing cycles and wage competition from an easily entered trade, and no licensing or trust lever touches that. A broad consumer trust premium for human fence installers is not a plausible route: buyers price by linear foot." }, "adjudication": { "method": "mean of two independent runs; verdict robust to rounding", "outcome": "rescored", "run_totals": [ 67, 58 ], "run_verdicts": [ "SAFE", "EXPOSED" ] }, "employment_history": { "points": [ { "y": 2017, "emp": 21430, "wage": 33320 }, { "y": 2018, "emp": 23530, "wage": 34800 }, { "y": 2019, "emp": 25900, "wage": 35800 }, { "y": 2020, "emp": 27010, "wage": 37550 }, { "y": 2021, "emp": 24470, "wage": 37700 }, { "y": 2022, "emp": 27060, "wage": 39840 }, { "y": 2023, "emp": 21470, "wage": 44410 }, { "y": 2024, "emp": 22640, "wage": 46940 }, { "y": 2025, "emp": 24480, "wage": 47980 } ], "from": 2017, "to": 2025, "change_pct": 14.2, "comparable_from": 2019, "spans_soc_revision": true }, "pivots": [ { "slug": "plumbers-pipefitters-and-steamfitters", "title": "Plumbers, Pipefitters, and Steamfitters", "verdict": "SAFE", "risk_resistance": 86, "median_wage": 63800, "overlap": 57, "skills_to_close": [ "Installation", "Troubleshooting", "Repairing", "Systems Evaluation" ] } ], "license": "https://cookedindex.com/terms" }