Common Questions

FAQ's

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FAQ's
  • How can fresh concrete be protected during Arizona summers?

    Crews typically pour during cooler early-morning hours and keep fresh surfaces moist while they cure. Slowing evaporation this way helps the concrete reach its intended strength and limits the plastic shrinkage cracks that intense heat and dry wind cause.

  • Does drainage need attention before new concrete goes in?

    Yes, whenever water contributed to the original damage. Runoff that pools against or beneath a slab softens the base and speeds deterioration, so correcting grades or adding drainage structures during installation keeps the new concrete from repeating old failures.

  • What is involved in preparing a site for construction?

    Site preparation covers removing old concrete and debris, clearing obstacles, excavating, trenching for utilities, and grading to the correct elevations. The goal is a stable, level, well-drained base, so every construction phase that follows can start on truly solid ground.

  • Do you coordinate with general contractors and developers?

    Yes. Mantek LLC regularly works alongside general contractors, developers, engineers, and project managers on sites throughout Mobile, AZ, aligning our concrete phases with the overall construction schedule so the other trades on site are never left waiting on us.

  • What makes concrete ADA-compliant?

    Accessible walking surfaces need gentle slopes, stable finishes, and smooth transitions. Under federal ADA standards, walkways generally cannot exceed a 1:20 running slope, while ramps top out at 1:12 and require landings, so layout and forming must be precise.

  • How thick should a concrete slab be?

    Thickness depends on what the slab will carry. Patios and walkways often work at 4 inches, while driveways, equipment pads, and warehouse floors supporting vehicles or heavy machinery need thicker sections and more reinforcement, as the project design specifies.

  • Can new concrete be poured over an existing slab?

    Sometimes, but only when the old slab is structurally sound, level, and free of active movement. Pouring over cracked or settling concrete usually transfers those same problems into the new surface, so full removal is often the smarter choice.

  • Why are control joints cut into concrete?

    Control joints give concrete a planned place to crack as it shrinks. Cutting them at the right depth and spacing, generally 24 to 36 times the slab thickness, keeps cracks hidden in straight lines instead of wandering across the surface.

  • What is rip rap, and when is it used?

    Rip rap is a layer of large, angular rock placed along channels, slopes, and outlets to absorb the force of moving water. It keeps soil from washing away where stormwater concentrates, protecting embankments, basins, and nearby structures during heavy rain.

  • How is a concrete driveway different from a commercial parking area?

    Commercial parking areas carry heavier, more frequent loads, from delivery trucks to constant turning traffic, so they typically need thicker sections, stronger mixes, and more reinforcement. Residential driveways, by contrast, are designed around passenger vehicles and lighter daily use.

  • How do monsoon storms affect concrete and drainage?

    Arizona's monsoon season runs from June 15 through September 30, bringing short, intense storms that dump water quickly. Poorly graded sites flood, soil washes out under slabs, and paving erodes, which is why drainage planning belongs before summer.

  • Does Mantek LLC build residential foundations too?

    Yes. Along with commercial and industrial work, Mantek LLC builds footings and slab foundations for homes in Mobile, AZ and neighboring communities, following the same careful excavation, reinforcement, forming, and inspection steps we use on larger commercial structures.

  • Can concrete work be phased so a business stays open?

    Absolutely. Mantek LLC often splits large replacements and commercial pours into sections for businesses in Mobile, AZ, keeping parking, entrances, and loading areas usable. Phasing takes more planning, but customers, employees, and deliveries keep moving while the work progresses.

  • What causes concrete to heave or settle?

    Settling usually happens when the base under a slab was poorly compacted or washed out by water. Heaving comes from expansive clay swelling as it absorbs moisture. Both problems begin below the surface, so correcting the base is essential.