Hey there, if you’ve ever been around a worksite where a boom lift’s rolling, you know how fast things can go sideways if that machine’s not checked right before use. As a boom lift supplier, I’ve seen it all—from a small pin missing that could’ve caused a wobble, to a battery that died mid-air because someone skipped a quick check. This ain’t just “tick a few boxes on a form” stuff; it’s the difference between a guy getting stuck 50 feet up and a day getting done without a hitch. Let me walk you through exactly what I tell my clients to do every single time before they crank that key and head to the worksite. Boom Lift

First off, start with the basics—no, not just climbing in. I always say, do a walkaround first, even if you’re in a rush. I’ve had a client skip this once, and later we found a flat rear tire that would’ve left them stranded halfway through a roof job. That’s not a fun call to make to the foreman. Here’s what to check on the outside: the tires (or tracks, if you’re on a rough terrain model) – look for cuts, bulges, or low pressure. Don’t just glance; run your hand along the side of the tire, check the tread depth too—if it’s worn down to the cords, it’s gonna slip on wet gravel. Next, the boom itself. Look for any dents, cracks, or welds that look like they’re splitting. Welds are super important here—if one’s bubbly or flaking, that’s a no-go. Even a tiny crack in the main boom can turn into a big problem when you’re lifting a 200lb worker plus tools 60 feet up. Also, check all the hydraulic hoses. Don’t just look for leaks—squeeze a few, see if they’re soft or brittle. Old hoses can burst out of nowhere, and when you’re 30 feet up, that’s not something you want happening. And don’t forget the outriggers, if your model has ’em. Make sure they’re locked in place, the pads aren’t cracked, and there’s no dirt or rocks stuck under ’em that would make the lift unsteady. I once had a user ignore a small rock under an outrigger, and when they extended the boom, the lift tilted just enough to spook the worker—total chaos.
Once the walkaround’s done, it’s time to hop in the cab, but don’t turn the engine on yet. Wait, yeah—before you start it, check the controls. Let’s be real, controls get banged up, thrown around, maybe a kid (or a drunk coworker) messed with ’em last time. Check that the emergency stop button works—no, just pushing it doesn’t count; yank it hard, make sure it pops out fully. Then test the other controls: the boom lift levers, the drive controls, the steering. Wiggle each one, make sure they move smoothly without sticking. If a lever’s stiff, don’t force it—there’s probably something gummed up or a pin that’s bent. Also, check the seatbelt. It’s not just a box to tick; if you’re swinging that boom, a loose or frayed seatbelt could let you slide right out. Pull it tight, check for frays in the webbing, and make sure the latch clicks securely. Oh, and while you’re in the cab, glance at the gauges: fuel, battery charge, hydraulic fluid level. Low battery is a common one—if it’s at 20% or lower, charge it before you go. Nothing’s worse than being halfway to the roof and the lift dies. I also recommend checking the fluid levels every 50 hours of use, but before each shift is a good habit too.
Now, start the engine. Let it idle for a minute—don’t just rev it up right away. While it’s idling, listen. If it’s making weird clanks or hisses, that’s a red flag. Normal engine noise is a low hum; anything else, shut it off and investigate. Then test the boom functions slowly. Don’t crank the boom all the way up in one go—extend it a foot, retract it, swing it left, swing it right. Feel for any jerking or unusual resistance. If the boom lurches when you move it, that’s a sign there’s a hydraulic issue you need to fix before putting a worker up there. Also, test the emergency lower function. This is the backup, right? If the main controls fail, you need that emergency lower to work. Don’t just assume it does—run a quick test, even just a little bit. I had a client where the main controls worked but the emergency lower was stuck, and they had to call a tow truck to get the worker down. That’s a waste of time and money no one needs.
Wait, there’s one more thing a lot of people skip: the platform safety rails. When you get up in the platform, make sure all the rails are locked in place. The middle rail and the toe board—both need to be there, and they shouldn’t wobble. If a rail’s loose, you can tighten it right there, but if the bolt’s stripped, don’t take a chance. Also, if your platform has a load capacity sticker, double check it. Don’t overload—boom lifts have a specific weight limit, and exceeding it is how accidents happen. I’ve seen guys cram 3 workers plus 50lbs of tools into a lift rated for 2 workers and 200lbs—don’t do that. It’s not worth it.
Now, here’s a tip I give all my regular clients: keep a pre-inspection checklist in the cab. Not a fancy printed one—just a crumpled piece of paper or even a notes app on your phone. Tick each item off as you do it. It’s easy to forget to check the emergency stop if you’re rushing, and a checklist takes that guesswork out. Also, if you’re renting a boom lift instead of owning one, don’t just take the rental place’s word that it’s “good to go.” Do your own check every single time. I’ve had rental units come back with hidden issues that the rental company missed, and the next guy to use it almost got hurt.
Wait, let’s talk about something specific to older boom lifts, too. If you’re using a model that’s a few years old, pay extra attention to the structural integrity. Those older booms get beat up more, and rust can be a problem. Check the underside of the boom for rust spots—if they’re deep, that’s something to get fixed. Newer models have better rust protection, but older ones? They need a closer look. And battery-powered boom lifts (the electric ones, not the gas) have their own checks. Make sure the battery terminals are clean—no corrosion on the posts. Corrosion can make the battery die unexpectedly, and that’s a bummer when you’re up high. Also, check the charger if you’re leaving it for the day—just make sure it’s properly plugged in so the next user doesn’t get a dead machine.
Let me circle back to why this matters so much. As a boom lift supplier, my main job isn’t just to sell you a machine—it’s to make sure you and your team get home safe at the end of the day. I’ve had too many horror stories where a 10-minute pre-inspection would’ve prevented a trip to the ER, or a worksite shutdown. One of my clients a few years ago skipped checking the outriggers, and the lift tipped over when they extended the boom—totaled the lift, messed up a $10k window installation, and the worker was okay but shaken bad. That could’ve all been avoided with a 2-minute check of the outrigger pads.
Also, don’t cut corners when you’re in a hurry. If a worksite is on a tight schedule, taking 5 extra minutes to check your boom lift is way better than spending 5 hours fixing a mistake or dealing with an accident. I get it—you need to get the job done, but rushing leads to bad calls. I’ve seen guys jump in the cab, turn the key, and drive off without even looking at the tires. That’s just not worth it.
Wait, what about weather? If it’s been raining, or it’s icy, do a extra check. The tires, the outrigger pads—they might have mud or ice on them that makes them slippery. Wipe off the pads so they have good traction on the ground. If it’s super windy, maybe even test the boom in a low position before lifting high. Wind can make the boom swing, and if it’s gusty, that’s a hazard. Always check the weather before you use a boom lift, and adjust your inspection accordingly.

Let me wrap this up. At the end of the day, inspecting a boom lift before use isn’t just a rule—it’s a habit that keeps people safe. It’s simple steps: walk around, check controls, test functions, lock in safety features. No fancy training needed, just paying attention. If you’re in the market for a boom lift that’s built to last and easy to inspect, I’m here to help. Whether you need a new unit or a well-maintained used one, we’ve got you covered for all your worksite needs. Feel free to reach out to us for more details or to start a conversation about what lift works best for your jobs.
Others References
OSHA. (2023). Powered Industrial Trucks: Boom Lifts Pre-Use Inspection Guidelines. Occupational Safety and Health Administration.
National Institute for Occupational Safety and Health. (2022). Boom Lift Safety: Common Hazards and Prevention Practices. NIOSH Publication.
International Association of Elevator Contractors. (2021). Maintenance and Pre-Use Inspection Standards for Mobile Boom Lifts. IAEC Technical Bulletin.
Qingdao DAXLIFTER Machinery Co., Ltd.
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