You’re absolutely right to ask this before anyone gets hurt. I’ve moved a few of these monsters in community garden projects, and the simple answer is that the heaviest part of a typical two‑leg concrete park bench is almost always the top slab — the long horizontal seat piece. On a classic 6‑foot bench, that slab alone can weigh between 350 and 500 pounds (160–225 kg), sometimes even more if it’s steel‑reinforced or has an extra‑thick profile. The legs or pedestal ends are no joke either, usually tipping the scale at 150–250 pounds each, but the top is the beast that’ll make your crew’s back twitch just looking at it.
Why the top is the killer is simple: it’s a solid beam of concrete spanning the whole length, often 5 to 6 inches thick and 18 inches deep. There’s no easy way to get a good grip around it, and once it’s off the ground, that weight wants to seesaw or shift if you’re not perfectly coordinated. If the bench is one monolithic cast piece without seams, the whole unit might be 700–900 pounds and you really shouldn’t attempt it with just three or four people without machinery — it’s a crane or skid‑steer job at that point.
If you’ve got a small crew of three to four reasonably strong folks and the bench is the typical three‑piece design (two legs and a top), here’s how I’d approach it. First, check for hidden connections. Some older benches have a steel rod or bolt running down through the legs into the slab — if you see a round plug or a metal nub on the seat surface, that’s your clue. Remove those, and the parts will separate. If there are no fasteners, the top probably just rests on notches in the legs with gravity and a bit of construction adhesive, which can be broken with a few gentle taps from a rubber mallet.
Never try to carry the top horizontally with two people grabbing the ends. That’s a recipe for a crushed toe or a slipped disc. What works is a vertical carry with a pair of heavy‑duty lifting straps or a furniture dolly. Slide the slab onto its narrow edge, treating it like a gigantic stone book. Loop a strap around each end, shoulder the weight with two people side by side, and walk slowly — this keeps the mass close to your bodies and prevents a catastrophic drop. If you can, lay down plywood sheets to roll it along on pipes or a hand truck, which lets even a two‑person team move it slowly without lifting the full dead weight. Save the legs for last; they’re awkward but manageable with a bear‑hug grip and a spotter.
The key takeaway: identify the top slab, don’t be a hero, and think vertical + straps. That’s how small crews get big benches where they need to go without a trip to the emergency room.