Every spring we get a run of calls from small-fleet operators around the Iowa Great Lakes region who want to bring restoration and metal work in-house on a 2 post car lift instead of shipping trucks and old service pickups out for every body repair and mount fix. The math is usually obvious once they draw it out. The part that isn’t obvious – and where most of them get burned – is the install prep. A 2 post car lift is only as safe and productive as the slab it sits on and the layout it lives in, and the site survey is the step that separates a clean install from a callback. Here is how we walk that ground.
Clearfloor and baseplate side by side – real specs, real trade-offs, from an Iowa installer who ships and installs both.
What a real site survey covers
When a small fleet operator near Spirit Lake calls us about a 2 post car lift, we start with a fifteen-minute video walk of the bay. Ceiling height at the highest lift point, not the peak of the roof. Door height for driving vehicles in and out with the arms folded. Column-to-column clearance, front-to-back, so a customer’s dually with a work bed still fits. Slab thickness if it’s known; slab age if it’s not. Distance from the shop’s main air compressor, and whether 220-volt single-phase is already dropped to that bay.
Restoration and metal work adds two more items to the site-survey list that a straight service bay doesn’t need. First, we want ventilation for welding smoke – not just a garage door but a real exhaust plan when the door is closed in winter. Second, we look at where hot metal can fall. Hydraulic hoses on a floorplate lift live at the base of the columns, and a dropped ball of slag can nick a hose over years. That drives us toward clearfloor for fabrication bays, even though the crossbeam eats a foot of overhead. Sorting these out on the front end shapes the quote from the first call.
Clearfloor vs baseplate: the honest comparison
The two configurations most fleet operators end up choosing between are clearfloor overhead and baseplate. On a clearfloor 2 post car lift, the equalizer cable and hydraulic lines run across the top of the columns in an overhead beam – a shutoff bar hits your antenna if you drive in too far. On a baseplate lift, everything ties along the floor with a flat crossover tube that a wheel rolls over.
Clearfloor pros: nothing at ankle height to trip on, no hose sitting in the weld drips, a cleaner walk-around for restoration work. Cons: it eats twelve to eighteen inches of headroom, so a bay with 11 feet flat may not accommodate a full-height clearfloor lift on a taller SUV. Baseplate pros: full vertical clearance, useful for a body-off chassis rotating on a rotisserie, and a slightly lower price. Cons: the crossover tube is where hot slag and dropped fasteners live, and shop dogs walk on it. For a small fleet doing occasional metal work in the Iowa Great Lakes region, we usually recommend clearfloor if the ceiling gives it up, baseplate if it does not.
Concrete, thickness, and the test-drill step
Every 2 post car lift install starts with the slab. The lift’s factory spec for a 10,000 lb model is four inches minimum of 3,000 PSI reinforced concrete. Twelve-thousand-pound and up wants four to six inches. For a fleet shop that added a metal building around 2005, the slab usually meets it easily. For a converted pole barn or an old farm implement shed, the numbers get less friendly.
We do a small test-drill in the anchor locations before committing to the install date. It’s a five-minute job with a rotary hammer – not a core sample, just a depth check to confirm we hit real 3,000 PSI concrete before we hit dirt or a vapor barrier. A fleet shop we quoted north of Milford last spring turned out to have 3 inches over a sand-fill layer, which meant we spec’d a Rotary lift with a wider base plate and had them pour a small five-foot square inset around each column instead of walking away. Site prep is the honest part of every quote – if we tell you the slab’s fine when it isn’t, you find out the hard way three years in.
Ceiling height and the height you actually use
Ceiling height is the number every fleet operator quotes us first, and it’s almost always higher than the height we can actually use. A pole-barn shop in the Iowa Great Lakes area might have a 14-foot peak, but the girts, hangers, and a run of six-lamp shop lights knock that down to 12 feet 6 inches. A 2 post car lift with a symmetric clearfloor crossbeam typically wants 12 feet clear for a mid-height SUV to fully raise.
We build the layout backwards from your tallest vehicle. If your fleet runs Ford F-350 crew cabs with light bars on the roof, we’re measuring not to the roofline but to the highest point. Six inches of shy on clearance is why people back down two locking positions from the top – and why they eventually just leave the vehicle low, which defeats the point. Getting the ceiling number honest, before the lift ships, avoids six months of workarounds. When ceiling is genuinely tight, we spec a symmetric baseplate model and skip the crossbeam altogether. That’s a real, common outcome, not a fallback.
Power, air, and the little utility runs that get skipped
A 2 post car lift needs a 220-volt single-phase drop for the power unit – almost always. Some three-phase shops go three-phase; the amps are lower but the wiring cost is higher. If your bay does not already have a 220 drop, add the electrician to the site-prep budget – one to three hundred dollars if the panel is close, four to eight hundred if the run is long. Same story for compressed air: the second-lock release on most modern lifts is pneumatic, and a shop that runs air through a hundred feet of coiled hose will feel it at the pedal.
Restoration and metal work adds one more utility line we mention on every quote: a dedicated 20-amp circuit for a plasma cutter or a MIG that lives near the lift. Nothing kills a fab session like tripping the shop breaker every time you crank the wire feed while the compressor kicks. We do not run this wire ourselves – that’s your electrician’s job – but we do note it on the drawing so nobody’s surprised on install day. Small runs, small dollars, big time savings later.
Choosing between two real quotes: how we lay them side by side
When a small-fleet operator asks us for a bid, we usually put two configurations side by side. Configuration A: Rotary SPO12 clearfloor at 12,000 lb, symmetric arms, standard adapters, one-day install, $8,900 all-in. Configuration B: Rotary SPOA10 baseplate at 10,000 lb, asymmetric arms, standard adapters, one-day install, $7,300 all-in. Same shop, same install crew, same freight lane, different fit.
Configuration A wins on capacity, arm reach, and clean-floor safety. Configuration B wins on ceiling clearance and price. If the fleet is straight passenger cars and half-tons, B is a great buy. If there is any chance of a Class 2 truck coming in for body work or a mount fix, A pays for itself the first time. We do not do the sales trick of only quoting one option – a real side-by-side gets the shop owner making a real decision. If either configuration is missing something the operator actually needs, we point that out plainly. A 2 post car lift is a fifteen-year decision, and getting the configuration right on paper is worth more than every discount you’ll get on the wrong lift.
Timing an install around your season
The Iowa Great Lakes region has two shop rhythms: summer, when boats and farm vehicles both compete for your bays, and winter, when the fleet finally slows down enough to do the deferred body work. The best time to install a new 2 post car lift is the shoulder – late September or early April – when your bays aren’t packed and our install schedule has a real slot. We can install in January, and we do, but a shop that plans ahead for a shoulder install gets a smoother day and lower disruption.
From the day you sign the quote, a factory-stocked Rotary or Challenger lift is on a truck within a week; freight to the Great Lakes region is another three to five business days. Our install team schedules two to four weeks out depending on the season. Total time from decision to bay operational is roughly three to six weeks. If you’re planning a restoration project around a specific vehicle, back that timing in and give yourself a two-week buffer. That’s how you avoid the phone call where the project has been sitting on jack stands for a month waiting on the crew. Call us at 800-674-9302 and we’ll build a real site survey and configuration comparison for your bay.
Our Clients Include: