1
Set the scene
Start with context
Fill the frame
2–3 ft for close-ups; keep ladders, cords and workers fully in view.
Metal fabrication hazard detection
Metal fabrication hazard detection and safety inspection checklist, from one shop photo
Metal fabrication hazard detection means spotting the hazards fab shops deal with on every shift: welding and cutting near people and combustibles, gas cylinders, overhead cranes moving heavy steel, saws, shears, press brakes, and grinders, sharp offcuts on the floor, fumes, and noise. With OSHA Scan, a shop owner or supervisor photographs the shop floor, and AI hazard detection acts as a second set of eyes, listing the visible hazards, the OSHA standard each may relate to, and a suggested fix. It cannot measure welding fume or noise levels, test a crane, or confirm a machine's guarding meets its maker's specifications; the safety inspection checklist below covers what a photo cannot show.
Photo scan: no account needed (you may be asked for the free phone Access Pass) · Template downloads: free account required
A shop-floor walkthrough before the crane starts moving steel
Fab shops combine several high-energy hazards in one building: overhead cranes moving beams and plate, welding and torch or plasma cutting, saws, shears, press brakes, and grinders, and steel offcuts piling up as the work goes. People walk the same floor the crane passes over, and welding stations sit next to busy aisles. Conditions change by the hour as jobs move through the shop.
OSHA Scan's hazard detection reads what is visible in a photo: a worker walking under a suspended load, welding with no screen for people nearby, cylinders chained together or left unsecured, sharp offcuts and scrap on the floor, welding leads and cords across walkways, or missing guards on machines. For each finding it notes the OSHA standard it may relate to and a specific fix to confirm on site.
Metal fabrication safety: cranes, hot work, and the shop floor
Fab shops are covered by OSHA's general industry standards, and several of them apply at once. Overhead cranes (29 CFR 1910.179) and slings (1910.184) cover lifting, including the rule to avoid carrying loads over people. The welding, cutting, and brazing standards (1910.252 to 1910.255) cover fire prevention, screens, cylinder storage, and ventilation. Machine guarding (1910.212) applies to saws, shears, and press brakes, and the abrasive wheel standard (1910.215) to grinders. Welding stainless steel can produce hexavalent chromium, which has its own standard (1910.1026).
Many of these hazards are visible from the aisle: a person under a load, a welder with no screen beside a walkway, cylinders chained together, scrap and leads on the floor. A photo scan helps catch those during a walkthrough. What a photo cannot judge is fume concentration, noise, crane and sling condition, or whether a guard meets the maker's specifications.
Metal fabrication hazard detection and safety inspection: step by step
Run through these steps before crews start — each one covers a visible gap the AI can help you catch.
- 1
Check crane paths and rigging
Confirm crane paths avoid walkways, slings and hooks are inspected, and nobody works under suspended loads. Crane hazards may relate to 29 CFR 1910.179 and 1910.184.
- 2
Check welding and cutting areas
Put screens between welding stations and aisles, move or cover combustibles, and confirm extinguishers and fume extraction work. Hot work may relate to 29 CFR 1910.252.
- 3
Check cylinders and machines
Secure and cap cylinders, separate stored oxygen from fuel gas, and confirm guards are in place on saws, shears, press brakes, and grinders. Cylinder storage may relate to 29 CFR 1910.253; guarding may relate to 1910.212.
- 4
Clear the floor and confirm PPE
Clear offcuts, route leads and cords off walkways, and check eye, hearing, hand, and foot protection. Floor hazards may relate to 29 CFR 1910.22; PPE may relate to 1910.132.
- 5
Photograph the shop floor and run free AI hazard detection
Photograph the crane area, the welding stations, and the aisles and upload it to OSHA Scan for a second pass with AI hazard detection. The AI flags visible hazards, notes the OSHA standard each may relate to, and suggests a fix — treat the findings as a draft to verify on site. Free, no account needed (you may be asked for the free phone Access Pass).
What AI hazard detection flags in a fab shop photo
The visible shop-floor problems a fabrication shop can fix during a walkthrough, detected from one image.
Welding and cutting
Welding with no screens for people nearby, combustible material close to hot work, and missing eye and face protection.
Gas cylinders
Cylinders not secured or capped, oxygen stored next to fuel gas, and cylinders close to heat or forklift traffic.
Cranes and suspended loads
People walking under loads, slings and hooks in poor condition, and loads left hanging over work areas.
Machines and the shop floor
Missing guards on saws, shears, press brakes, and grinders, sharp offcuts on the floor, and leads and cords across walkways.
Demo: the report a scanned photo comes back with
Scan a photo like the one above and this is the report you get — score, findings, OSHA references, and fixes. It is an illustrative example, clearly marked — not live scan data.
Example report
Illustrative — not live scan dataCompliance score
75
Lower means more potential hazards found
Score uses visible confirmed findings only. Not a safety certification.
2 confirmed · 0 need review · 0 positive
1 High1 Medium3 locked
1Worker walking beneath a steel beam suspended from the overhead crane
HighPossibly related to overhead crane operation — avoid carrying loads over people (29 CFR 1910.179(n)(3)(vi))
Observed condition: If a sling, hook, or rigging fails, a suspended beam falls with no warning, and anyone underneath can be killed or seriously hurt. The photo cannot show whether the crane is moving or how the load is rigged.
Corrective action: Keep people out from under suspended loads: plan the crane path away from walkways, have the operator give a warning and wait for the path to clear, and rope off the area below the load while lifting. Confirm slings and hooks were inspected before use.
Medium confidenceNot fully clear from the photo — verify on site.
2Sharp steel offcuts on the floor beside the welding table
MediumPossibly related to walking-working surface housekeeping (29 CFR 1910.22(a))
Observed condition: Offcuts and scrap on the floor are trip hazards, and sharp edges can cut legs and hands. A worker carrying material or watching a crane load is less likely to see them.
Corrective action: Put scrap bins next to saws and welding tables, clear offcuts as the work moves along, and keep a clear path around the table. Wear cut-resistant gloves and safety footwear when handling scrap.
High confidence
AI-generated analysisThese findings are potential hazards flagged by AI from a single photo. They are a starting point for your own review — not an official OSHA determination. Verify conditions on site with a qualified person before acting.
Try it free
Now scan your own photo — free
Upload a photo like the one above and get a compliance score and hazard count. No account needed to scan, though you may be asked for the free phone Access Pass — create a free account to unlock the full report.
- Fab shop hazards detected by AI — welding, cylinders, crane loads, machine guards, and floor clutter
- The OSHA standard each finding may relate to, with a suggested fix
- A dated shop report a supervisor can save after each walkthrough
Live OSHA hazard analysis
One lifetime free photo scanPhoto scan — freeVideo walkthrough scan — free account
1Upload photo
2AI analysis
3See report
Use the real site or facility name. If you save the scan after signup, it becomes the report name.
Three angles, one deeper scan
Only the wide shot is required — every extra angle gives the AI more places to look.
Required: Set the scene — one wide shot lets the AI sweep the whole area at once
Stand at the entry point and capture corner to corner: floors, ladders, scaffolds, and everyone at work
or choose from your library
Drop a job-site photo or walkthrough video
Click to upload, drag & drop, or snap a photo on site. Photos scan free with no signup and no card — you may be asked for the free phone Access Pass. Video walkthroughs (up to 3 min) run on a free account.
References relevant OSHA standardsPrivate - deleted in 48h unless you save it
Accuracy boosters
Small habits, sharper scans
2
Capture clearly
Make the frame usable
Light it right
Keep the sun or lights behind you — glare and shadows hide hazards.
Tap to focus
Tap the hazard on screen and hold still one second — blur can't be flagged.
3
Choose the useful view
Give the AI room to understand
Go landscape
Turn your phone sideways — a wider frame catches more of the scene.
No job-site photo handy?
or scan with video
Only upload photos you have permission to use, and avoid images showing personal, customer, or confidential information. Demo photos and results are held privately for up to 48 hours so you can save them to a free account; unclaimed photos are deleted automatically. Results are an AI-assisted preliminary review, not an official OSHA determination.
New: Video walkthrough scans
Record up to 3 minutes of your site — the AI extracts frames and categorizes findings with exact timestamps. Free account required.
Get the best results
Wide shot first
Stand at the entrance and photograph the entire work area so AI sees the full context
Hazard areas
Photograph elevated surfaces, equipment, electrical panels, and anywhere workers are active
Close-ups last
Move in close on anything damaged, missing, or that looks risky — the AI catches more detail
The 12-point metal fabrication safety inspection checklist
Walk the shop floor with these points at the start of each shift. The first four are free — create a free account to unlock the full checklist and scan your own shop photos.
Free checklist — 12 points
Enter your email to unlock the full checklist
Read the checklist here after entering your email. A free account is required to download the PDF.
One email with the checklist, one follow-up. Unsubscribe anytime.
Free printable templatePDF · US Letter
Metal Fabrication Shop Safety Inspection Checklist
Walk the shop with this form at the start of each shift and before crane lifts or hot work.
On the form
- 12 checklist items with Yes / No / N/A boxes and room for notes
- 4 points to confirm separately with records or a qualified person
- A corrective-action log and sign-off lines
- Federal references checked against the eCFR on October 10, 2026
A free account is required to download it.
Non-English documents are automated translations, not official OSHA translations. Citations, limits and names are kept as written.
OSHA Scan template — not an official government form and not legal advice.
What the AI can and can't detect
OSHA Scan reads a single photo. That makes it fast and easy for anyone on site — but it also means it has real limits. Here's an honest look at both.
What it can catch from a photo
- Missing or incorrect PPE that is visible in the frame
- Unprotected edges, open holes, and visible fall hazards
- Housekeeping, trip, and blocked walkway or exit hazards
- Visible electrical, struck-by, and equipment-guarding hazards
What a photo can't tell it
- Hazards hidden from view or anything outside the photo
- Exact heights, distances, weights, or measurements
- Training records, procedures, or how equipment is actually used
- Full legal compliance or an official OSHA pass/fail determination
OSHA Scan gives an AI-assisted preliminary review from a photo. It does not replace an on-site inspection by a qualified safety professional, and a compliance score is not an official OSHA determination.
AI photo hazard review
Snap a photo of the job site, and the AI categorizes findings against OSHA standards.
Consistent corrective actions & JHA
Each finding includes consistent corrective actions and structured JHA outputs. Check items off as your crew resolves them.
Compliance scoring
Every inspection gets a deterministic 0-100 compliance score derived from hazard severity, so you can track sites at a glance.
A prioritization aid based on recorded findings—not a certification or a complete measure of site safety.
PDF & Excel exports
Generate detailed inspection reports and export data to Excel for record-keeping and stakeholders.
A qualified person must review AI-flagged items before making safety decisions. Do not replace required comprehensive safety walkthroughs with AI reports. Features, limits, and downloads depend on your account’s plan and permissions.
OSHA Scan in Action
See the workflow click into place
Illustrative AI-assisted workflows. Review the findings; they are not a compliance certification.
Always confirmed by a person on site
A scan is a fast first look, not the final word. Before treating this kind of area as safe, a competent person should still confirm:
- Welding fume and noise levels — need air sampling and sound measurements
- Crane and sling condition and rated capacity — need a hands-on inspection and records
- Whether machine guards meet the maker's specifications — needs a hands-on check
- Whether cylinders are in storage or in use, which changes the separation rule — needs on-site confirmation
People also ask
How does AI hazard detection work in a fab shop?
Photograph a section of the shop floor — the crane bay, the welding stations, or the saw and shear area — and upload it. The AI looks for visible hazards such as a load carried over a walkway, welding with no screen for people nearby, and unsecured gas cylinders, and lists each with the OSHA standard it may relate to and a suggested fix. It cannot measure welding fume or noise, inspect a crane, or confirm a guard meets the maker's specifications, so a supervisor still checks those.
Which OSHA standards apply to metal fabrication shops?
Fab shops fall under OSHA's general industry standards. Common ones include welding, cutting, and brazing (29 CFR 1910.252 to 1910.255), overhead cranes (1910.179) and slings (1910.184), machine guarding (1910.212) and abrasive wheels (1910.215), walking-working surfaces (1910.22), noise (1910.95), PPE (1910.132 to 1910.138), and hazard communication (1910.1200). Welding stainless steel can produce hexavalent chromium, which has its own standard (1910.1026).
Can a crane carry loads over workers?
OSHA's overhead crane standard tells the operator to avoid carrying loads over people (29 CFR 1910.179(n)(3)(vi)). In practice that means planning crane paths away from walkways, giving a warning before moving a load, and keeping the area under the lift clear. Slings must be inspected each day before use (1910.184(d)).
How should oxygen and fuel-gas cylinders be stored?
In storage, oxygen cylinders must be kept at least 20 feet from fuel-gas cylinders and combustible materials, or separated by a noncombustible barrier at least 5 feet high with a fire-resistance rating of at least half an hour (29 CFR 1910.253(b)(4)(iii)). Valve caps should be on when cylinders are not in use, and cylinders should be secured upright. Cylinders on a cart in active use are treated differently, so confirm whether they are in storage.
Do welders need screens around their work area?
OSHA's welding standard says people next to arc welding areas must be protected from the rays by noncombustible or flameproof screens or shields, or must wear suitable eye protection (29 CFR 1910.252(b)(2)(iii)). Screens also help keep sparks away from people and combustible material.
Can a supervisor run the scan?
Yes. Any owner or supervisor can run it from a phone during a walkthrough. Findings come back in plain language with a suggested fix. Treat them as a draft for someone on site to confirm.
Reviewed by OSHA Scan Editorial
This content is produced by the OSHA Scan Editorial team and reviewed with AI assistance. It is general safety information, not legal or compliance advice. OSHA Scan is an independent tool and is not affiliated with, endorsed by, or certified by OSHA or the U.S. Department of Labor.
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