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Loading Docks & Zones in Lone Tree, Colorado
Lone Tree, Colorado

Lone Tree Loading Dock Concrete Contractors

Most docks around here failed because the use outgrew the design, not because they got old.

Lone Tree has no old warehouse district, and that changes what dock work looks like here. What we find instead is receiving built into buildings designed around something else. One dock-high door behind a retail suite. A recessed pit tucked at the back of a medical building. A drive-in ramp at a flex tenant. A grade-level door somebody sized for a cargo van that now takes a straight truck three mornings a week.

Docks like that do not fail the way a distribution center fails. They fail because the use outgrew the design. The apron got poured at car-slab thickness. The pit never got a drain because the first tenant never washed anything down. The ramp works fine until the trailer that shows up has a different kingpin setting. We rebuild all of it, and we start by asking what actually backs in on a Tuesday rather than what the original plan sheet assumed.

8"approach slab where loaded trailers set down
40 ftof approach we typically replace in front of a door
#5bar in the approach, on a tighter grid than flatwork
2%fall carrying water away from the building line

What a dock at a Lone Tree property is usually up against

The pattern repeats. A building goes up along the RidgeGate corridor or in one of the retail and medical clusters serving the neighborhoods around Heritage Hills and Fairways. The first tenant takes small deliveries. Five years later a different tenant is running pallets, and the concrete in front of that door never got the memo.

The first thing to crack is the strip right at the building. A trailer parked at a dock is not sitting still. It rocks every time a forklift crosses the plate, and the landing gear drops point loads through two small pads onto a slab that was designed for spread-out wheel loads. Add a slab poured tight against the building without an isolation joint and you get a crack running parallel to the wall within a couple of seasons.

The second thing is drainage. Depressed docks are holes in the ground with a building on one side. Snow blows in, melts against the warm wall, refreezes overnight, and by February a driver is stepping onto ice at the bottom of a pit. Every pit we touch gets checked for a working drain and a slope that reaches it before we quote anything else.

Dock setups and what the concrete has to do

Six configurations we work on around here and what each one demands underfoot
SetupWhere it shows upWhat the concrete has to handle
Single dock-high doorRetail and flex suites built for one trailer at a timeThickened approach at one trailer position, dowelled to the building slab
Recessed pit with a levelerGrocery, food service, and medical receivingSquare, level pit walls, anchors set to the fabricator template, a drain that drains
Grade-level drive-in doorContractor and light industrial suitesInterior slab carried through the opening, ramp graded so a straight truck clears
Depressed dock cut into the lotBuildings retrofitted for receiving after the factRetaining walls, a real low-point structure, and a plan for snowmelt
Two or more doors in a rowLarger tenants and distribution spaceContinuous approach with dowelled joints so panels move together under load
Van and courier apronOffice and medical buildingsLighter section, still thickened at the threshold and sloped away from it
Only one weekend to spare for the dock?

Tell us the door count and your receiving schedule. We will build the pour around your calendar and tell you honestly whether the timeline works.

Taking a dock offline without stopping receiving

Receiving does not get to pause, so we plan the shutdown before we plan the pour. On a multi-door dock we work one position at a time and leave the others live, with plating and barricades between the crew and your traffic. On a single-door property we go Friday night, place by Saturday morning, and hand the concrete a full weekend before anything touches it.

Timing on the calendar matters too. Late April through October is the easy window here, with September the pick of it. Summer means placing at first light and watching the western sky, since a storm cell landing on a fresh approach slab drives water into the surface and leaves you a layer that dusts under forklift traffic within a year. Winter work happens, and for retail receiving the weeks after the holidays are often the only quiet stretch. Warm water, accelerator, blankets over every panel, and nothing placed on frozen ground.

Trades matter more at a dock than almost anywhere else on a property. Leveler and bumper fabricators, the electrician running conduit, plumbing for the pit drain, and your striping crew all have to land in the right order, and we sequence that once instead of cutting new concrete open a month later.

What a dock rebuild covers

  • Saw cut and removal of the failed approach, with sound concrete left alone
  • Subgrade proof-rolled, soft material excavated, structural fill compacted in lifts
  • Thickened approach with heavier steel at the trailer positions
  • Isolation joint where the slab meets the building, every time
  • Pit floor and walls formed square, with leveler anchors set to the template
  • Drainage at the pit low point, tested with a hose before we call it done
  • Bollards, bumpers, and conduit sleeved or set during the pour
Lone Tree Loading Docks

Loading Docks in Lone Tree

Still unsure about something?

Call the crew at (303) 569-4046 and we will talk it through.

Joint strategy and continuity. A single door is essentially one heavy pad you can isolate and pour on its own. A row of positions is a continuous approach slab where every panel gets loaded by a different trailer at a different moment, so the joints need dowels to keep panels moving together. Skip that and the joints fault within a few winters.

Depends on what delivers. If trailers are your normal, dock-high with a leveler is the right answer. If most of your freight arrives on straight trucks and box vans with a liftgate, a well-built grade-level apron and a modest ramp costs far less and gives you a door a forklift can drive out of.

With a thickened concrete edge and a proper joint, not a feathered seam. We saw the asphalt back to a clean vertical face, deepen the concrete along that edge because it takes the worst of the trailer wheel loads, and set elevations so the two surfaces meet flush. Then the asphalt side gets patched with a tapered joint, because a stepped transition ravels fast.

Bollards, yes. We set the sleeves or core the locations and fill them while we have a crew and concrete on site. Bumpers usually bolt to the face of the dock wall after the concrete cures, so we set the anchors or leave the embed plates during the pour and coordinate the mounting with whoever supplies them.

Often, yes. That bang usually means the approach slab has settled relative to the building slab, so there is a step where a leveler lip lands. If the approach panel is otherwise sound, we can lift it back to grade with slurry or polyurethane foam and rebuild the joint. Where the panel is broken up, lifting buys one season and we will say so.

That is the normal plan. One position closes, gets demoed, prepped, poured, and cured, then reopens before the next one closes. You lose capacity, not the whole dock. Your receiving manager gets the sequence early enough to move appointments, which beats a driver arriving to find nowhere to back in.

Twenty-eight days for full loads on a standard mix, because landing gear concentrates weight onto a few square inches. Empty vehicles and foot traffic come back much sooner. When four weeks is impossible, we can shorten it with a different mix design and break cylinders to prove the strength before a trailer backs in.
Finished concrete project at a Colorado home

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