can i use crushed cement that is gone hard

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Adding Cement Mix to Gravel Driveway | Hunker

Laying a concrete driveway over an existing gravel one is possible, but it is not generally recommended The kind of gravel that is intended to go under cement is typically a ,...

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What actually happens if I vary proportions of cement and ,

When preparing cement mortar proportions of sand and cement can AFAIK be varied I've always been using the "default recommended" 1-to-3 (one volume of cement for every three volumes of sand) proportion...

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Crushed Stone Under a Spread Footing - Geotechnical ,

Dec 17, 2009· Now, being someone who is used to dealing with hard materials (concrete, steel, etc), I really can't see how adding a layer of stone over a sponge will do anything to strenghthen that sponge So I just don't see how this works...

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How to Lay a Budget-Friendly Gravel Path | This Old House

But you can also use pressure-treated wood, cedar, bricks, cobblestones, or even plastic edging , straight, and the bottom as even as possible Occasionally check the depth of the trench with a tape measure as you go Next, smooth the bottom of the trench with a steel rake, then compact the soil with a hand tamper , hard surface ....

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can i use crushed cement that is gone hard

Post's without cement [Archive] - BHM Forum - Backwoods Home Magazine- can i use crushed cement that is gone hard,The other thing I like about this, is that you can re use the stone when used clean I have used crushed rock for years to tamp around my posts As I understand it, once the first 10 inches of soil is penetrated, the rest goes ,...

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How to Build a Concrete Retaining Wall - Family Handyman

A concrete block retaining wall is the perfect solution to control erosion, to eliminate a hard-to-mow slope, to add a planting bed, or to level an ideal patio area These systems are easy to install, durable, reasonably priced and available in ,...

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Shop for the Right Concrete Mix at The Home Depot

To make standard concrete, mix 1 part Portland cement, 15 parts gravel, 1 part sand with 05 parts water Tip: Use water that is clean and free from acid, alkaline, sulfate and oil Mixing concrete in a wheelbarrow provides an easy way to move it where you need it...

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Mot type 1 Stone Aggregate Crushed stone for patios ,

You can now buy crushed loose aggregates for making a sub-base that are similar to MOT type 1 stone They use crushed recycled concrete, stone, bricks and other hard materials to make the hardcore base for use in sub-base construction projects...

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Fence Posts Should Be Set in Crushed Gravel ,

The trick I discovered is that you can use crushed, angular gravel to trick the wind into thinking a massive fence post is installed , Fence posts are not hard to install if you have the right tools and some crushed gravel Only use concrete at special post locations , Great article I have used concrete, but like the idea of using ....

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How to Build a Concrete Retaining Wall - Family Handyman

A concrete block retaining wall is the perfect solution to control erosion, to eliminate a hard-to-mow slope, to add a planting bed, or to level an ideal patio area These systems are easy to install, durable, reasonably priced and available in a variety of colors and textur...

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How to Pack Down Rock Before Pouring Concrete | ,

7 Spread another 2-inch layer of gravel over the first 2-inch layer of gravel Spray it with a mist of water Pack the second layer of gravel tightly by using the plate compactor or ,...

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can i use crushed cement that is gone hard - jrtechin

Using recycled concrete and asphalt - Earthwork/grading , I am currently working on a project where the client wants to use recycled concrete from previously demoed floor slabs and foundations as fill material and recycled asphalt as a base course...

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Polyethylene Under Concrete Slabs - GreenBuildingAdvisor

But by switching to higher-strength concrete, reducing the water/cement ratio, and using adequate steel to prevent curling, these problems can be controlled “The water/cement ratio should not exceed 045,” said Kanare...

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Paving Expert - AJ McCormack and Son - FAQ for Sub-bases

Can I use old housebricks as a sub-base? , edging kerbs, broken lumps of concrete and the like After a few weeks, any finer material used as additional fill, and/or the bedding material, starts to trickle down and settle into all those voids , rock fines or crushed stone, so that all the voids between the smashed bricks are filled, and ....

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can i use crushed cement that is gone hard - drjporgin

can i use crushed cement that is gone hard Get quote information Would like to know the latest product quot Please tell us the details of the details, we will give you a most favorable offer information Volume 3, Issue 5, ,...

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can i use crushed cement that is gone hard - ,

Crushed concrete as base - Ground Trades Xchange - a , I hope someone can ease my fears We went the cheaper way and ordered crushed concrete for our brick paver base , it will dry hard as concrete...

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Does anybody use sand as a base before they pour concrete ,

From American Concrete Institute ACI360R-10 Guide to Design of Slabs-on-Ground 45 Design of Slab-support system 451 General "After subgrade soils have been classified, the general range of K values can be aproximated from Fig 43...

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Crushed Gravel Driveways - Pros and Cons - The Spruce

With crushed gravel driveways, a base with good drainage is important, so make sure the individual installing your crushed gravel driveway pays attention to it, or you could be in for problems Nonetheless, crushed gravel driveways do generally require less repair or maintenance jobs for you...

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Aggregates - cementorg

Recycled concrete is a viable source of aggregate and has been satisfactorily used in granular subbases, soil-cement, and in new concrete After harvesting, aggregate is processed: crushed, screened, and washed to obtain proper cleanliness and gradation...

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Decomposed Granite Paving - Landscaping Network

Decomposed granite, or DG, is made up of granite aggregates a 1/4" or smaller Sometimes DG is so fine that it resembles sand Decomposed granite is the least expensive way to pave a patio, walkway, or drivewayDG provides a natural, rustic look and is available in subtle hues of gray, tan and brown...

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Pros and Cons of a Concrete Driveway - The Spruce

The size of the aggregate in the concrete mixture can vary, depending on the intended use of the concrete For typical structural construction used, concrete is formed with gravel-sized aggregates, but for finer work and smoother finished surfaces, finer sands can be used as the aggregate , if you decide to go with a colored or stamped ....

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laying pavers over concrete | The Home Depot Community

Unless you plan on laying another concrete slab adjacent to the old concrete patio, I would advise against laying brick on even properly prepared undisturbed soil (compacted crushed stone with a bed of sand on top on which the pavers rest)...

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MOT Type 1 - Crushed Concrete Aggregate - Axtell

MOT Type 1 - Crushed Concrete is literally crushed concrete, meeting the requirement of the Department of Transport Specification for Highway Works, Clause 803 The “SHW” Type 1 can also be constructed of other hard inert materials, slag or rocks, such as Limestone, Granite or Gritsone...

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Paving Expert - AJ McCormack and Son - Aggregates for ,

Since then, the actual specification for a Type 1 material has been tweaked, but it is essentially the same, although it can (nowadays) include some crushed clean, hard brick and crushed recycled concrete...

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Quikrete 50 lb All-Purpose Gravel-115150 - The Home Depot

Quikrete 50 lb All-Purpose Gravel is a multi-use product for a variety of decorative and landscaping applications This product has been washed and properly graded for consistency It can also be used for structural applications when combined with other materials, such as portland cement and ....

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The Cheapest Way to Pave a Driveway - Lady Lee's Home

It was hard to find a driver that will go dump there since it is out in the country, but we found a place that sales recycled crushed concrete A ton of gravel around here cost $17-18 a ton, this crushed concrete ,...

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Crushed Stone vs Pea Gravel: What’s the Difference?

Many contractors prefer to use ½” or ¾” crushed stone as a subbase material before laying concrete Since it’s durable, it is also regularly used for backfill, drainage solutions, or pipe bedding...

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Cbm4 Crushed Stone Hard Core Google - bobokeu

can i use crushed cement that is gone hard - devalklierbe How much crushed stone do you need to tackle that DIY project? Use this sure-fire formula to figure out the quantity needed, removing the guess work Use this sure-fire formula to figure out the quantity needed, removing the guess work ....

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Concrete: Scientific Principles

Soft, porous aggregates can result in weak concrete with low wear resistance, while using hard aggregates can make strong concrete with a high resistance to abrasion Aggregates should be clean, hard, and strong , The choice of aggregate is determined by the proposed use of the concrete Normally sand, gravel, and crushed stone are used as ....

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can i use crushed cement that is gone hard

May 05, 2009 Go 6-8" at a time , concrete or crushed stone it is called quarry process or QP and is used for paving material and will set almost as hard as concrete , Crushed concrete as base - Ground Trades Xchange - a ....

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