We Specialize in Commercial & Industrial Projects Only (We do Not Accept Residential Jobs.)

Contact us at

aceavant@aceavant.com

5358 Poole Rd, Archdale, NC 27263

Super flat concrete floor contractor for high tolerance slabs

Laser screed placement for defined movement aisles VNA robotics and ASRS

Years in business
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ft² of Floors Laid
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Golden Trowel Awards
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Higher throughput

Smoother travel and quicker cycle times in VNA aisles and robotics zones.

Better safety

Reduced vibration and mast sway for operators and equipment.

Lower life cycle cost

Less impact at joints and edges and fewer unplanned repairs.

Spec aligned placement

Built to high tolerance targets with post pour verification available.

Cleaner commissioning

Reports and compliance tables when requested.

Minimal disruption

Sequenced pours and night or weekend work when the schedule requires it.

One team from pour to proof

Placement plus optional survey and remediation with a single point of contact.

Ready for automation

Bespoke checks for shuttle lanes transfer pads and staging areas.

What is a super flat high tolerance floor

A super flat high tolerance floor is a concrete slab placed and finished so that elevation and surface profile vary only within very small limits. In practical terms it means truck wheels sensors and mast sections experience smooth predictable travel without bounce or sway. For facilities with defined movement aisles the acceptance target is usually F min with separate longitudinal and transverse values that reflect how a vehicle actually moves down an aisle. For open areas with random traffic the discussion is often in terms of FF and FL. Both approaches speak to the same goal which is consistent control of short wavelength bumps and long wavelength slope so equipment can move faster and safer.

Why it matters is simple. Narrow clearances high lift heights and sensitive automation amplify small imperfections. Extra vibration shortens equipment life and increases maintenance. Irregular profiles create nuisance alarms for robotics and slow cycle times. Over time joints and edges take more impact and begin to ravel. A super flat concrete floor contractor plans the mix the placement method the finishing sequence and the curing and protection steps around the specification from day one so the delivered slab supports speed safety and uptime with less rework later.

Where super flat floors matter

Super flat floors matter anywhere speed stability and narrow clearances come together. Very narrow aisle distribution needs smooth predictable travel so lift trucks can move faster with less sway at taller lift heights. High bay warehouse and cold storage benefit because tight profiles reduce vibration on long runs and protect joints and edges from impact. Robotics and ASRS lanes require precise approaches to rails handoff pads and transfer stations so sensors stay quiet and cycle times stay tight. Manufacturing and fulfillment gain from consistent travel paths that keep carts tuggers and AGV and AMR units operating without nuisance alarms. Staging and charging areas see less damage because wheels do not hammer the same spots over and over. If your layout includes long straight aisles heavy traffic concentrations or automation handoffs you will see the payoff from a super flat concrete floor contractor that builds to the specification from the start.

How we build high tolerance slabs

Preconstruction planning

Every successful super flat project begins before the first truck arrives. We review the drawings rack layouts lift heights and aisle plan with the owner and the design team. Together we confirm the acceptance criteria for each area so defined movement aisles follow F min targets and open zones follow the project approach for random traffic. We plan joint spacing joint type and the pour sequence so shrinkage and curling are controlled and the slab can be released to the next trades on time. The plan also covers safe access staging truck paths and finish crew staffing so placement never outruns finishing.

Subgrade and base preparation

High tolerance placement only holds if the base is sound. We verify compaction results and proof roll soft spots so wheels do not pump the subgrade after the slab is in service. Elevations are set with total station control so the base is at the right height across the entire placement. We check the flatness of the base itself and correct ridges or low pockets. Where the design calls for a vapor retarder we place it clean flat and intact with sealed penetrations so moisture does not telegraph into the slab.

Mix design and placement method

We coordinate the mix with the ready mix producer for workable consistent batches that finish clean and gain strength as scheduled. The crew places with laser screed to hold elevation and reduce variability between strips. Defined movement aisles receive extra attention at the travel lines so the elevation and profile support smooth movements of wheels and masts. We keep delivery rhythm steady to avoid cold joints and we monitor slump temperature and air content so the mix behaves as expected on the floor.

Finishing curing and protection

Finishing aims for smooth durable surfaces without overworking the paste. We set the sequence so bull floats pans and trowels are used at the right times and edges receive careful attention. Saw cuts are timed to control cracking and joint details are executed to protect arrises from early damage. Curing follows the specification and site conditions and may include curing compounds blankets or controlled airflow. Protection plans keep early traffic off the slab until it is ready and define how pallets lifts and scissor equipment can move without leaving marks.

In process quality controls

Field leadership tracks elevation and surface response as the pour progresses. If a strip wants to rise or settle we correct while the concrete is still workable rather than after it hardens. We document batch data weather and crew checkpoints so the owner has a clear record of what was placed and when. Acceptance checks requested by the owner are coordinated at the right time so the results reflect the true condition of the floor. When the project requires post pour verification we connect the owner with our floor tolerance surveying team and prepare the area for a clean efficient survey.

F min and defined movement aisles explained

Defined movement aisles guide trucks along a repeatable path, so acceptance should reflect how wheels and masts actually travel. F min is built for this reality. It evaluates the longitudinal experience down the aisle and the transverse response across the wheelbase so you can predict sway, vibration, and lift stability at working heights. Typical project language calls for targets such as F min T100 and L90, but the right numbers depend on lift height, truck class, aisle width, and desired travel speed. During planning we align the placement approach and joint layout to the intended wheel paths so the slab supports the equipment rather than fighting it.

What owners and operators want is a simple answer to a simple question. Can we run at the speed we need without nuisance alarms and without stressing the truck or the rack. An F min survey provides that answer. Results are organized by aisle with traces, exceedance locations, and a clear pass or action note for each segment. Because defined movement is sensitive to small wavelength bumps and longer wavelength slope, F min helps separate problems that affect comfort from problems that limit speed or safety. If a lane misses the target, corrections are planned by footage and priority so you know exactly how to proceed before commissioning.

FF and FL in plain language

FF and FL describe how a slab behaves in random traffic areas where vehicles do not follow a fixed line. FF speaks to short wavelength smoothness that affects comfort and vibration. FL speaks to longer wavelength levelness that affects slope and run. These values are useful for docks staging areas and open floor zones that feed many aisles. They are not the same as F min for defined movement aisles. On projects that mix both conditions we plan the placement so the slab supports F min in the aisles while also delivering FF and FL goals in open areas. Your acceptance plan can include both approaches without conflict.

Equipment and field methods we use

We place with laser screed and hold layout with total station control so elevation and alignment stay true from the first strip to the last. Batch data such as slump temperature and air content are checked so the mix finishes clean and gains strength on schedule. The crew keeps steady communication between placement finishing and saw cutting so timing is right at each stage. Access and staging are set to reduce crossings and to keep the pour line moving at a healthy pace. The goal is simple. Fewer surprises and a cleaner finish that supports high tolerance results.

Quality assurance and acceptance

Quality begins with a pre pour huddle that reviews the sequence the mix and the checkpoints. During the pour we verify elevation response and edge quality while corrections are still practical. We log weather crew notes and test results for a full record of work. At saw cutting we check joint layout and timing to protect arrises. Post pour acceptance checks follow the owner plan. If the project calls for a formal survey before racking or commissioning we coordinate the area and hand off to the testing team so the data reflects the true condition of the floor.

Post pour or pre VNA verification

Verification gives you a clear yes or action answer before you commit to racking or robotics. The report organizes results by aisle or zone with traces compliance tables and highlighted exceedances. You will see where a lane meets the target and where a short section needs attention. If a correction is needed we attach a punch list with estimated effort and recommended method. For conversions we can survey first to set expectations then place corrections and return for validation so commissioning stays on track.

Common issues and how we prevent them

Schedule and phasing

We align pours to the overall build plan so other trades can follow without delay. Large areas are broken into sequences that allow early release of key aisles and zones. We can schedule work during off hours where needed and coordinate staging so deliveries do not interfere with finishing or saw cutting. The focus is to keep the site productive while protecting the slab during its early life.

Deliverables and handover

You receive a placement log with dates locations batch notes and weather. We provide the curing plan the joint map and basic care guidance for early traffic and ongoing maintenance. If the project requests a survey we connect you to our testing group and prepare the floor so the process is efficient. Warranty and service contacts are included so you know who to call if a question comes up.

Proof and experience

Our team has placed a very large amount of square footage across distribution manufacturing and cold storage with documented high tolerance results. Where client approvals allow we can share anonymized case notes that show the specification the approach and the validated outcome. Ask for projects that match your rack heights aisle plan and equipment mix.

Frequently asked questions

Yes. When requested we coordinate with the testing team to validate to the specified F min targets and provide a clear pass or action summary.

Yes. We plan the work so random traffic zones meet their FF and FL goals while defined movement aisles are prepared for F min validation.

Keep joints protected avoid hard wheel hits during early age and follow the cleaning plan so fines do not act like grinding compound. We provide simple care notes at handover.

We offer precision grinding joint and crack repairs overlays or cut out and pour back where that is more efficient. After the fix we perform a validation survey.

Follow the project engineer and the curing plan. We will advise on realistic windows based on mix strength and site conditions.

Yes. We coordinate access and safe routes so the site stays productive without risking the slab.

Ready to plan your floor

A super flat concrete floor contractor gives you faster travel steadier lifts and fewer nuisance alarms from day one. Tell us your rack plan lift heights and acceptance targets and we will build a placement plan that meets your schedule and your specification.