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Crushed Concrete Under Slab

because concrete slabs float on the soil, soft ground or voids underneath may cause unsupported areas to crack under heavy weight like vehicles. pack about 

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  • Gravel Under Garage Floor?

    Gravel Under Garage Floor?

    planning to use 2' reclaimed xps under garage floor which is on high excavator and builder say that floor should be sand, xps, poly then concrete. i like to install a garage slab on a layer of 3/4-inch crushed stone at least 

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  • Crushed Concrete Under Slab? Archive

    Crushed Concrete Under Slab? Archive

    view full version : crushed concrete under slab? chadman. 11-08-2012, 02:19 pm. i need a lot of fill to bring my new building up to grade. stone will run me 

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  • Do You Need Gravel Under Concrete Patio, Slab, Footings?

    Do You Need Gravel Under Concrete Patio, Slab, Footings?

    gravel, or crushed stone, provides a stable surface for your concrete slab. even the most solid, compacted soil can shift dramatically with the weather changes, 

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  • Crushed Limestone Under Concrete

    Crushed Limestone Under Concrete

    under slab fill in new construction, concrete slabs cannot simply be laid directly on the earth. instead, a layer of crushed stone needs to fill the area beneath 

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  • Geotextile Under Gravel Below Slab?

    Geotextile Under Gravel Below Slab?

    the slab - i.e. 4' of washed, crushed stone on compacted soil, with poly vapor barrier on top of stone and immediately under concrete slab.

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  • Can I Use The Crushed Remains Of An Old Concrete Slab As A

    Can I Use The Crushed Remains Of An Old Concrete Slab As A

    crushed concrete is a very good substrate for a slab. the key is to not have chunks so large that air pockets are created. maybe bring in a layer 

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  • Texas Crushed Stone Co.

    Texas Crushed Stone Co.

    1) road base 2) under slab fill 3) aggregate for making concrete 4) sand for making concrete 5) aggregate for mixing hot mix asphalt 6) sand for making hot mix 

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  • The Recommended Gravel Base For A Concrete Driveway

    The Recommended Gravel Base For A Concrete Driveway

    a layer of gravel placed between the soil and the concrete slab prevents recycled gravel is suitable for use beneath a concrete driveway as long as it is clean 

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  • Ways To Fix Sunken Concrete Slabs

    Ways To Fix Sunken Concrete Slabs

    the soil under the concrete slab may not have been properly compressed before the concrete was laid on top of the soil, which can lead to the soil shifting over 

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  • Pouring & Finishing Concrete Slabs

    Pouring & Finishing Concrete Slabs

    find out just about everything you need to know by watching the video below. build a sidewalk, patio, or floor with quikrete concrete mixes no matter your 

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  • Deep Fill Under Garage Slab

    Deep Fill Under Garage Slab

    i had first thought a 6'' slab, but a concrete guy told me that slab base use crushed with fines, otherwise know as whatever size minus.

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  • Code Requirements For Concrete Slabs On Grade

    Code Requirements For Concrete Slabs On Grade

    in addition, you need a base course of 4 of clean, graded sand, gravel, crushed stone or slag under 2 when the slab is below grade unless the existing soil 

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  • Crush And Run Instead Of Gravel Under Slab

    Crush And Run Instead Of Gravel Under Slab

    hi! i am in zone 4a. can i use crush and run under concrete instead of 3/4 gravel? i am able to get crush and run for half the price []

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  • How To Pack Down Rock Before Pouring Concrete

    How To Pack Down Rock Before Pouring Concrete

    whether you pour concrete for a walkway or patio, a strong gravel base is it doesn't drain well, which results in water pooling under the concrete slab and

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  • Everything You Need To Know About Recycled Crushed

    Everything You Need To Know About Recycled Crushed

    historically, and even in many cases today, the only way to dispose of a concrete structure like a road, sidewalk, parking lot, or slab was to 

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  • Old Concrete Has Many Uses

    Old Concrete Has Many Uses

    crushed concrete can be used for road fill as it packs down well while still worst — concrete walls and slabs and other expanses often take the brunt and those tiny holes allow water to seep below the concrete's surface.

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  • 3 Reasons Why It'S Important To Use Crushed Stone Under

    3 Reasons Why It'S Important To Use Crushed Stone Under

    adding crushed stone under your concrete slab will provide a level surface for your foundation. simply pouring concrete onto the ground will expose it to elemental 

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  • Crushed Concrete Under Patio

    Crushed Concrete Under Patio

    gravel under concrete footing greenbuildingadvisor crushed concrete is a very good substrate for a slab the key is to not have chunks so large that air 

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  • Should Cement Be Placed Under Concrete Slabs For Driveways

    Should Cement Be Placed Under Concrete Slabs For Driveways

    then lay in a layer of crushed rock to aid in water drainage. directly under the concrete tiles would be some sand that makes it possible to level 

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