We reach most sites in 24 to 72 hours.
Cranes Carry Wisconsin’s Working Economy
Wisconsin runs on equipment that lifts. The state’s manufacturing plants set heavy fabrications and tooling with overhead bridge cranes.
Its paper mills move rolls, drums, and machinery with gantries and hoists that have often been in service for decades. Food-processing facilities rig stainless tanks, conveyors, and process lines into place. And lakefront work brings mobile and crawler cranes out onto piers and yards where the loads are awkward and the footing is rarely ideal. None of that gear runs forever without scrutiny, and in this climate the scrutiny matters more than most operators expect.
Deep cold, lake-effect snow, and road salt are not background details in Wisconsin. They are wear factors that act directly on the components that hold a load. Cold makes steel less forgiving and stiffens hydraulic fluid and grease until the first cycles of a shift are running dry. Snow load and meltwater find their way into electrical enclosures, brakes, and limit switches. Road salt, tracked onto every mobile crane that drives a Wisconsin highway in winter, attacks wire rope, pins, fasteners, and carrier steel from the outside in.
A crane that passed an inspection in July can develop real deficiencies by February if nobody is looking. 3P Safety Inspections is an independent, third-party crane and lifting-equipment inspection company that does the looking, on equipment across all of Wisconsin and all fifty states, with NCCCO-certified inspectors working to OSHA standards and the ASME B30 series.
Crane inspection services in Wisconsin: overhead crane inspection · mobile crane inspection · tower crane inspection · third-party crane inspection · crane load testing · rigging inspection · aerial lift inspection.
The OSHA Inspection Cycles, and Who Is Allowed to Sign Them
Wisconsin follows federal OSHA, so the inspection schedule on a Wisconsin jobsite is the same one written into the federal standards, with no separate state plan to reconcile. For construction and mobile cranes, OSHA 1926.1412 sets a tiered cycle, and the tiers are not interchangeable. Before each shift, a competent person performs a pre-shift or daily check of the crane [1926.1412(d)] — a hands-on look at the gear before it picks anything.
Every month, a competent person performs a documented inspection that is signed, dated, and kept on file for at least three months [1926.1412(e)]. And at least once every twelve months, a qualified person performs the annual, full inspection, with a full written report retained for at least twelve months [1926.1412(f)].
The distinction between those roles is where many Wisconsin operations get tripped up. A competent person is someone who can identify hazards and has the authority to correct them. A qualified person carries the recognized credentials OSHA requires for the annual and periodic inspections (29 CFR 1926.32(f) and (m)). A plant maintenance lead may be a perfectly good competent person for the daily and monthly checks and still not meet the qualified-person bar for the annual.
That is precisely the inspection 3P Safety Inspections is built to perform — and the cycle does not wait for the calendar. Any crane gets re-inspected after a repair, a modification, an overload, a storm or severe weather event, or a long idle period. In a state where equipment routinely sits idle through a hard winter or weathers a major snow event, that storm-and-idle trigger comes up often, and it is easy to skip when a job is finally ready to run.
Overhead and gantry cranes — the workhorses inside Wisconsin’s mills, fabrication shops, and food plants — run on a different standard. OSHA 1910.179 calls for “frequent” inspections on a daily-to-monthly interval by a competent person and “periodic” inspections every one to twelve months by a qualified person, with the interval set by the crane’s service class [1910.179(j)]. A bridge crane cycling hard all shift in a paper mill earns more frequent periodic attention than one that lifts a few times a week.
Matching the interval to the actual duty is part of getting the program right, and it is one of the first things our inspectors sort out on a walk-through.
The ASME B30 Standards, Matched to the Gear Wisconsin Actually Runs
OSHA sets the legal floor. The ASME B30 series supplies the detailed criteria inspectors apply to each kind of equipment. The standard depends on what is being inspected, and a state with Wisconsin’s industrial mix needs most of the volumes in play.
B30.5 governs the mobile cranes that move between Wisconsin job sites and out onto lakefront yards. B30.2 covers the overhead and gantry cranes that anchor the state’s manufacturing, paper, and food-processing floors. B30.3 applies to tower cranes when a Wisconsin high-rise or large institutional project puts one up. Rigging carries its own volumes, and they matter as much as the crane: B30.9 for slings, B30.10 for hooks, and B30.26 for rigging hardware such as shackles and turnbuckles.
A perfectly sound crane lowering a load on a corroded sling is still an unsafe lift, which is why rigging is inspected on its own terms rather than waved through with the machine.
Two more standards come up constantly in Wisconsin plant and shoreline work and are easy to overlook. B30.20 governs below-the-hook lifting devices — the spreader bars, lifting beams, coil grabs, and custom fixtures that mills and fabrication shops use to handle rolls, plate, and oddly shaped stock. These devices are engineered for specific loads and geometries, and a cracked weld or a bent lug on a spreader bar can fail a lift even when the crane above it is flawless.
Aerial work platforms fall under ANSI A92 — the boom and scissor lifts that support maintenance on tall structures inside mills and on lakefront facilities. They lift people rather than steel, which raises the stakes on every finding. 3P Safety Inspections inspects to the right volume for each piece, rather than running everything through a single generic checklist.
Going Through the Crane Component by Component
A real inspection is a part-by-part examination, not a glance and a signature. Our inspectors work the crane down to the components that decide whether a load stays in the air.
Structure comes first — the welds, pins, and connections that carry every pound. On the older bridge and gantry cranes common in Wisconsin’s long-established mills, this is where decades of fatigue and freeze-thaw cycling show up, and it is where load testing and non-destructive testing earn their place.
A rated-capacity load test confirms a machine performs under the load it claims; NDT methods reveal cracks in welds and structural members that are invisible to the eye, which matters most on aging mill steel that has cycled through millions of lifts and many Wisconsin winters. When the paperwork on an old crane is thin or the structure has been repaired, repurposed, or relocated over the years, that deeper verification is often the difference between a real assessment and a guess.
Wire rope gets examined along its full length against specific removal criteria: six randomly broken wires in one lay or three in one strand for running rope, broken wires at the end connections, loss of diameter, and kinking, crushing, birdcaging, corrosion, or heat damage. In Wisconsin, the corrosion line on that list is not theoretical — road salt and lakefront moisture pit and rust rope that looks fine until you run it through a gloved hand. Hooks are checked for throat opening, twist, and wear.
From there our inspectors move through the load blocks, sheaves, drums, and reeving. The brakes, clutches, and swing system. The hydraulic cylinders, valves, pumps, and lines, where cold-stiffened fluid and seals tell their own story. The outriggers, tires, tracks, and carrier that take the salt-and-snow beating on the road. And the electrical and safety devices — anti-two-block, load-moment indicator, limit switches, and alarms — that fail quietly in cold and wet.
Finally, the load charts, capacity plates, and the crane log get verified, because a crane is only as safe as the documentation the operator is actually reading.
The Equipment Range We Inspect
Wisconsin’s lifting fleet is varied, and a credible program covers the whole range rather than one slice of it. On the mobile side, our inspectors handle rough-terrain cranes working unimproved lakefront ground, all-terrain and truck-mounted units that run the state’s salted highways, crawler cranes on heavy yard and shoreline work, and boom-trucks and carry-decks doing the smaller plant and construction picks. Each sub-type wears differently, and the inspection reflects that.
Tower cranes are inspected across every phase they pass through on a Wisconsin project — pre-erection verification before a section ever leaves the ground, in-service inspection while the crane is working, climbing inspections as it gains height on a tall build, and dismantle checks as it comes down. Overhead, bridge, and gantry cranes anchor the indoor work, from a single hoist over a packaging line to the large traveling bridges that run the length of a paper mill.
Rigging and below-the-hook gear — slings, shackles, hooks, and spreader bars — are inspected as the load-bearing equipment they are. And aerial lifts, both boom and scissor, round out the program for the elevated maintenance work that keeps tall mill and lakefront structures serviceable. Where the situation calls for it, rated-capacity load testing and non-destructive testing back up the visual inspection with measured proof.
How Findings Are Classified and Documented
An inspection is only useful if the operator can act on it, so every finding is sorted by severity and tied to evidence. 3P Safety Inspections classifies each one into four levels. Critical means the crane comes out of service now. Major means it must be corrected before the next lift. Minor means it gets fixed on a defined timeline. Monitor means a condition to watch and re-check before it crosses a line.
Every finding is documented with a photo and tied to the exact OSHA or ASME rule behind it — not “the rope looks worn,” but the specific component, the standard it failed, and the image that proves it.
What the operation receives is a signed, dated, photo-documented report and a punch list ordered by severity, so the most urgent items sit at the top and nobody has to triage the document themselves. The records file cleanly for audits, which is exactly what a Wisconsin operation wants in hand when an OSHA compliance officer, an insurer, or a general contractor asks to see the inspection history rather than take the operator’s word for it.
Why an Independent Third-Party Report Carries Weight
3P Safety Inspections does not sell, rent, or repair cranes, rigging, or parts. That single fact is the value of the report. When the inspector has nothing to sell, the findings carry no sales angle — no manufactured “repairs” the same company happens to offer, no soft-pedaling of problems to keep a customer comfortable.
An independent report holds up where it counts: with OSHA compliance officers, with insurers and lenders weighing risk, with general contractors vetting the equipment on their Wisconsin sites, and on any federal work, with contracting officers. A dealer’s own inspection always raises the question of whether the findings serve the equipment or the sale. An outside report does not carry that question, which is why so many operations want a third party’s signature on the annual.
Statewide Reach, Fast Turnaround, and Who Stands Behind It
Wisconsin is a big state, and crane work does not cluster in one corner of it. 3P Safety Inspections covers all of it, from manufacturing and paper operations across the interior to food-processing plants and lakefront work along the water — and it covers the other forty-nine states on the same terms. The process is built to move at the pace of a working operation. Send the equipment list and the site, and most jobs are quoted within a business day. Our inspectors reach most sites within 24 to 72 hours.
The work is a part-by-part on-site inspection, followed by a clear, photo-documented report delivered fast, with the punch list ordered by severity so the operation knows what to fix first.
Behind that work is founder Patrick Salazar, who has been on cranes since 2005 — first as an operator, then as a lift director, and now as an NCCCO-certified crane inspector, and an OSHA 500 outreach trainer. The inspectors who carry the company’s name are NCCCO-certified and meet the qualified-person bar OSHA requires for the annual and periodic inspections. For operations that also need their people trained rather than just their equipment inspected, sister brand 3P Safety Crane Training exists. The inspection work itself stands on its own.
A Wisconsin operation with cranes due for inspection — or coming back from a hard winter, a major storm, or a long idle stretch — can send the equipment list and site, get a quote within a business day, and have a certified inspector on the way.
Frequently Asked Questions
Does Wisconsin have its own crane inspection rules, or does federal OSHA apply?
Wisconsin follows federal OSHA, so the inspection cycles on a Wisconsin jobsite come straight from the federal standards — there is no separate state plan to reconcile. For mobile and construction cranes that means a pre-shift check by a competent person, a documented monthly inspection by a competent person, and an annual full inspection by a qualified person under 1926.1412. Overhead and gantry cranes follow 1910.179, with frequent and periodic inspections set by service class.
Our bridge crane has run in the same mill for decades. Can it still be inspected properly?
Yes, and older mill cranes are exactly where a thorough inspection earns its keep. Beyond the visual part-by-part check, our inspectors can apply rated-capacity load testing to confirm the crane performs under its rated load and non-destructive testing to find fatigue cracks in welds and structural members that the eye cannot see. On steel that has cycled through millions of lifts and many Wisconsin winters, that deeper verification is often what separates a real assessment from a guess.
Winter road salt and cold are hard on our mobile cranes. What does that change in an inspection?
It sharpens the focus on the components that salt, cold, and moisture attack. Our inspectors look closely at wire rope for corrosion along with the standard removal criteria, at pins, fasteners, and carrier steel for rust, at hydraulic lines and seals stiffened by cold, and at electrical and safety devices like the anti-two-block and limit switches that fail quietly in wet and freezing conditions.
A crane that passed in summer can develop real deficiencies by late winter, which is also why OSHA requires re-inspection after a severe storm or a long idle period.
Why hire an independent inspector instead of having the crane dealer or repair shop check it?
Because 3P Safety Inspections does not sell, rent, or repair cranes, rigging, or parts, the findings carry no sales angle — there is nothing to upsell and no reason to soften a problem. That independence is exactly why the report holds up with OSHA compliance officers, insurers, lenders, general contractors, and contracting officers on federal work. A report from a company that also sells the fix always invites the question of whose interest it serves. An outside report does not.
How fast can you quote and reach a site in Wisconsin, and what do you need from us?
Send the equipment list and the site location, and most jobs are quoted within a business day. Our inspectors reach most sites within 24 to 72 hours, anywhere in Wisconsin and across all fifty states. The equipment list lets us match the right ASME B30 standard to each piece — mobile, overhead, tower, rigging, below-the-hook, or aerial lift — and bring the right inspection rather than a generic checklist.
Crane Inspection Cities We Serve in Wisconsin
Related: Green Bay crane inspections, Madison crane inspections, Mobile Crane Annual Inspection Services, Overhead Bridge Crane Inspection Services, all service areas.