We reach most sites in 24 to 72 hours.
Cranes Earn Their Keep at Altitude in Colorado
Colorado runs its cranes hard and runs them high.
A tower crane climbing the side of a downtown high-rise, a rough-terrain machine threading steel into an aerospace plant, a crawler picking loads on a mine bench at elevation, a boom truck setting equipment at an energy site, an all-terrain unit reaching across a resort build in the mountains — the work that keeps the state moving is the work that keeps cranes moving. None of it forgives a machine that has quietly drifted out of spec.
3P Safety Inspections is an independent, third-party crane and lifting-equipment inspection company that examines those machines across all of Colorado, inspecting to OSHA and the ASME B30 series so owners know exactly where their equipment stands before the next pick.
Altitude, cold, and dry mountain air make Colorado a harder environment on a crane than the numbers on a load chart suggest. Thin, dry air pulls moisture and additives out of lubricant, so grease points and gearcases that would coast for weeks at sea level run dry sooner and wear faster. Cold mornings stiffen hydraulic fluid, sluggish a brake band, and turn condensation into ice inside lines and reservoirs.
Brakes work harder coming down a grade than they ever do going up one, and the swing brakes and load brakes on a machine that spends its life on slopes and benches take a beating an inspector learns to read. Wide temperature swings between a frigid dawn and a baking afternoon cycle seals and hoses until they check and weep. An inspection in Colorado is not a formality stamped on paper.
It is a deliberate read of how this climate and this elevation have been working on a specific machine, recorded against the standards that govern it.
Crane inspection services in Colorado: 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
OSHA does not ask whether a crane is inspected. It dictates how often, by whom, and what stays on file — and Colorado follows federal OSHA, so the federal rules apply statewide without a state-plan overlay to reconcile. For construction and mobile cranes, the governing rule is 29 CFR 1926.1412, and it sets a layered schedule that a single annual visit cannot satisfy on its own.
It starts every shift. Before each shift, a competent person performs a pre-shift, daily check of the crane under 1926.1412(d) — a person who can both identify hazards and has the authority to correct them. Each month, a competent person performs a documented monthly inspection under 1926.1412(e), and that record must be signed, dated, and kept on hand for at least three months. Then, at least every twelve months, a qualified person performs the annual full inspection under 1926.1412(f).
That is the searching, full-equipment examination, and the written report it produces must be kept for at least twelve months. The line between competent and qualified is not a technicality OSHA leaves loose: a qualified person holds the recognized credentials the rule demands for the annual and periodic work, as set out in 29 CFR 1926.32(f) and (m). 3P Safety Inspections fields the qualified person for that annual inspection.
Overhead and gantry cranes follow a different track. Under 29 CFR 1910.179(j), they get “frequent” inspections on a daily-to-monthly cadence by a competent person, and “periodic” inspections at intervals from one to twelve months by a qualified person, with the exact interval driven by the crane’s service class — how hard and how often it actually runs. A bridge crane lifting steel all day in a fabrication shop sits on a tighter periodic schedule than one that lifts a few times a week.
We set the cadence to how the machine is used, not to a generic calendar.
Re-Inspections: The Events That Reset the Clock
The annual is a floor, not a ceiling. OSHA requires a fresh inspection any time something happens that could have changed the machine, and Colorado’s working conditions produce those triggers regularly. Any repair or modification that bears on safe operation calls for re-inspection before the crane goes back to work. So does an overload — if a machine was pushed past its rated capacity, the structure, the brakes, and the load-bearing components have to be examined before anyone trusts that chart again.
Severe weather is its own trigger, and Colorado supplies plenty of it. A mountain storm, high winds across an exposed resort or energy site, or a heavy snow loading on a boom is the kind of event that warrants a re-inspection before the next lift, not after. A long idle period matters just as much, and it is an easy one to overlook here.
A machine parked through a hard winter at elevation can come back to a thaw with seized brakes, water in the hydraulics, corrosion at the connections, and lubricant that has long since drained off the surfaces it was meant to protect. Bringing a crane out of a seasonal layup without inspecting it first is a gamble on parts that have been sitting in cold, dry air doing nothing good.
3P Safety Inspections handles these re-inspections the same way it handles the annual — part by part, against the same standards.
The ASME B30 Standards That Govern the Equipment
OSHA sets the legal floor. The ASME B30 series supplies the engineering detail, and the standard that applies depends on the machine in front of us. Mobile cranes — the rough-terrain, all-terrain, crawler, truck-mounted, and boom-truck units that dominate Colorado job sites from the urban corridor to remote energy and mining work — fall under ASME B30.5. Tower cranes, the ones that climb alongside high-rise and institutional construction in the cities, fall under B30.3. Overhead and gantry cranes running inside aerospace plants, fabrication shops, and warehouses are governed by B30.2.
The rigging gets its own standards, and skipping it is how good crane inspections still leave a gap. Slings fall under B30.9, hooks under B30.10, and the shackles and rigging hardware under B30.26. Below-the-hook devices — spreader bars, lifting beams, and the like — are covered by B30.20, and the aerial work platforms that share these sites answer to ANSI A92.
The load is only as safe as the weakest link between the hook and the steel, so we inspect what hangs below the hook with the same rigor we bring to the machine above it.
The Equipment We Inspect Across the State
Colorado’s mix of high-rise, aerospace, mining, energy, and resort construction puts nearly the full range of lifting equipment to work, and 3P Safety Inspections inspects across it. On the mobile side, that means rough-terrain cranes built for unimproved ground, all-terrain units that travel highways and then pick at the site, truck-mounted and boom-truck cranes for service and utility work, crawlers for the heavy and sustained lifts on mine benches and large builds, and carry-deck machines for tight industrial spaces.
- Tower cranes through every phase that matters — pre-erection checks, in-service inspection, climbing and jacking, and dismantle — for the high-rise and institutional work that defines the skylines.
- Overhead, bridge, and gantry cranes inside the aerospace, manufacturing, and warehouse facilities where production cannot wait on an avoidable failure.
- Rigging and below-the-hook gear — slings, shackles, hooks, and spreader bars — inspected to their own B30 standards rather than waved through.
- Aerial lifts, both boom and scissor, that work alongside the cranes on nearly every one of these sites.
- Rated-capacity load testing and non-destructive testing (NDT) when a machine, a repair, or a finding calls for proof beyond a visual examination.
Whether a machine reaches from a mineshaft or a high-rise floor plate, the standard it is held to is the one written for that equipment — not a generic checklist applied to everything that lifts.
Component by Component: What the Inspection Actually Covers
A full inspection is a methodical walk through every system that can fail, and each finding is tied to the specific OSHA or ASME rule it touches. It begins with the structure — the booms, the welds, the pins, and the connections that carry every load — examined for cracks, deformation, corrosion, and wear, the kind that Colorado’s freeze-thaw cycling and dry-air corrosion work to produce.
Wire rope is inspected along its full length against precise removal criteria, because rope is where small problems hide until they become catastrophic ones. Running rope comes off when an inspector finds six randomly distributed broken wires in one rope lay or three broken wires in one strand of one lay. Broken wires at the end connections, measurable loss of diameter, kinking, crushing, birdcaging, corrosion, and heat damage are each cause for removal.
Hooks are checked for throat opening, twist, and wear, since a hook that has spread or twisted has lost capacity it was never rated to lose. From there the inspection moves through the load blocks, sheaves, drums, and reeving that route the load.
The braking and motion systems get close attention, and in Colorado they deserve it. Brakes, clutches, and the swing system carry the load down grades and hold it through every slewing motion, and altitude and cold are exactly the conditions that expose a brake drifting out of adjustment. The hydraulics are a system of their own — cylinders, valves, pumps, and lines checked for leaks, weeping seals, soft or chafed hoses, and contamination, all of which the state’s temperature swings and dry air tend to accelerate.
Outriggers, tires, tracks, and the carrier are examined for the stability the whole lift depends on, because a machine is only as solid as the ground contact under it.
Then the safety electronics, the systems that are supposed to catch a mistake before it becomes an incident: the anti-two-block device, the load-moment indicator, the limit switches, and the audible alarms, each tested rather than assumed to be working. Finally the paperwork that proves the rest — the load charts, the capacity plates, and the crane log are verified to be present, legible, and matched to the machine they belong to. A missing or illegible load chart is a finding, not a footnote.
How Findings Are Classified and Why an Outside Report Holds Up
An inspection is only useful if the report tells an owner what to do first. 3P Safety Inspections sorts every deficiency into four classes. 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 it is watched and re-checked at the next inspection. Every finding is tied to a photo and to the exact OSHA or ASME rule it implicates, so nothing rests on opinion.
The report is signed, dated, and photo-documented, and it arrives with a punch list ordered by severity — a record that files cleanly when an audit comes.
The reason that report carries weight is the company’s structure. 3P Safety Inspections does not sell, rent, or repair cranes, rigging, or parts. There is no machine to move, no repair to upsell, no part to push. A finding means what it says because the company has nothing to gain from inflating it or burying it.
That independence is exactly why an outside report stands up with OSHA compliance officers, with insurers and lenders evaluating risk, and with general contractors who need to know the iron on their site is sound. The inspection report and the sales conversation are kept in separate hands, because that is what makes the report trustworthy.
Turnaround, Statewide Reach, and the People Behind the Work
Colorado distances are real — a high-rise downtown and a mine or energy site hours into the mountains are a long way apart — and the inspection schedule still has to be kept. 3P Safety Inspections quotes most jobs within a business day and reaches most sites within 24 to 72 hours. The work runs all 50 states, and the same standards and the same report format travel to every job, so a Colorado owner with equipment across state lines gets one consistent record.
The inspectors are NCCCO-certified and meet the qualified-person bar OSHA requires for annual and periodic inspections. Founder Patrick Salazar has been on cranes since 2005 — first as an operator, then as a lift director, and now as an NCCCO-certified crane inspector — and is also an OSHA 500 outreach trainer. That progression matters at a Colorado site, where reading a brake on a grade or a wire rope worn by dry-air corrosion is the difference between an inspection that looks thorough and one that is.
For owners who also need their people trained to the same standard, sister brand 3P Safety Crane Training covers that side of the work.
To get started, send the equipment list and the site, and 3P Safety Inspections returns a quote within a business day, schedules the on-site part-by-part inspection, and delivers a clear, photo-documented report with a punch list ordered by severity. Whether the crane is climbing a high-rise, picking on a mine bench, working an aerospace floor, or set up at an energy or resort site somewhere in the mountains, an independent inspection to OSHA and ASME is how Colorado owners keep their equipment lifting and their records ready.
Frequently Asked Questions
How often does Colorado follow federal OSHA, or does the state have its own crane rules?
Colorado follows federal OSHA, so the federal crane standards apply statewide with no separate state-plan overlay. For mobile and construction cranes that means 29 CFR 1926.1412 governs the schedule: a pre-shift daily check by a competent person, a documented monthly inspection kept at least three months, and an annual full inspection by a qualified person with the written report kept at least twelve months. Overhead and gantry cranes follow 1910.179 with frequent and periodic inspections set by service class.
Does altitude and cold weather change what a crane inspection needs to look at?
It changes where the wear shows up. Thin, dry mountain air strips lubricant faster, so grease points and gearcases run dry sooner. Cold stiffens hydraulic fluid and can put water and ice in lines and reservoirs, and brakes that work loads down grades and slopes wear faster than the chart suggests. Our inspectors read brakes, swing systems, hydraulics, lubrication, and corrosion at connections with Colorado’s elevation and temperature swings specifically in mind.
My crane sat through the winter. Does it need anything before it goes back to work?
Yes. A long idle period is one of the events OSHA treats as a trigger for re-inspection, and a machine parked through a hard Colorado winter can thaw out with seized brakes, water in the hydraulics, corrosion at the connections, and lubricant that has drained away. Repairs, modifications, overloads, and severe weather such as a mountain storm or high winds are also re-inspection triggers. We inspect a crane coming out of seasonal layup part by part before it lifts again.
Why use an independent inspector instead of the company that services our cranes?
Because 3P Safety Inspections does not sell, rent, or repair cranes, rigging, or parts, our findings carry no sales angle. A deficiency means what it says, with nothing to upsell and nothing to bury. That independence is why our signed, photo-documented reports hold up with OSHA compliance officers, insurers, lenders, and general contractors who need an outside read on the equipment they are responsible for.
How fast can you get to a site, and do you cover the whole state including the mountains?
We quote most jobs within a business day and reach most sites within 24 to 72 hours, and we inspect across all of Colorado — from high-rise and aerospace work in the cities to mining, energy, and resort sites in the mountains — as well as all 50 states. Send the equipment list and the site location and we will turn a quote around within a business day, then schedule the on-site inspection.
Crane Inspection Cities We Serve in Colorado
Related: Aurora crane inspections, Colorado Springs crane inspections, Mobile Crane Annual Inspection Services, Overhead Bridge Crane Inspection Services, all service areas.