can limestone be used to backfill basements

100yr old limestone rock basement - JLC-Online Forums

Sep 14, 2005· Re: 100yr old limestone rock basement I have some experience at our first house, similar situation. We used mortar with a bonding agent, I used acryl 60. Painted on the wall and added to the skim coat. The walls also leaked water like crazy, so I applied two coats of Thourogh seal, it worked like a champ at least for the next six years we lived ...

3/4" clear limestone for backfill on a steel wall pool ...

Apr 22, 2011· I used that size but it was crushed concrete and was a lot cheaper. I also after compacting it, waterered it down a lot!!!! and got about 6" more compaction. that was 2 years ago and I poured concrete 2 weeks after the back fill and have yet to have a crack.

Backfilling basics - Concrete Construction

compacting back-fill. Some com-pactors are powe r - ful enough to damage the wall. One way to avo i d this problem is to place the backfill in 6-inch-thick lifts and have the l a b o r ers tamp it with foot pre s s u r e or hand ra m m e r s . Vi b r ating plate compactors also can be used for g r anular backfill without damaging the wall. It takes

How long does it take to backfill? -

5 Best Stones for Backfill Screenings. Screenings, otherwise known as FA5 or limestone screenings, are a great choice for backfill because it compacts well. Trench Back-Fill (TBF) Trench Back-Fill is somewhat similar to CA6/Grade 8, but may have smaller pieces of aggregate. CA7 Bedding Stone. CA6/CM06/Grade 8. 3″ Stone.

Gravel vs. Limestone | Hunker

Gravel includes any color, composition or style of rock, including limestone. Also a sedimentary rock, limestone is comprised of calcium carbonate or dolomite. Limestone is frequently found in shades of gray, from nearly white to almost as dark as slate. But limestone can also include pale shades of …

Fill Dirt or Fill Sand: How to Pick the Right Material

Aug 17, 2016· Fill dirt can be used to create rolling hills, small raised plant beds, to eliminate dips in a front yard or even to fill in the areas around underground pipes and utilities. Fill dirt can also be used in construction projects where a firm, unmoving material is required in constructing a solid foundation for buildings, roads, parking lots, etc.

Backfilling with Clay??? - Forum - Bob Vila

Nov 06, 2002· In Northern states, one should never used clay soil to backfill. not onluy is it expansive when wet, but it retains moisture and will expand even more when freezing hits it. The frost can exert a ...

Self-Compacting 3/4" stone - JLC-Online Forums

May 21, 2020· Re: Self-Compacting 3/4" stone. Many times a set of plans will call for rock to be compacted. This can not happen. Even with sand generally all you do if a vibratory compactor is run on it is to cause it to flow out from under the compactor. Things that have alot of fines like 304, 411 or soil can …


Mar 04, 2016· Backfill materials that are commonly used are described below with their engineering properties. 1. Coarse-grained soils. Coarse-grained soils include gravelly and sandy soils and range from clayey sands ( SC) through the well-graded gravels of gravel-sand mixtures ( GW) with little or no fines. They will exhibit slight to no plasticity.

Clean rock backfill for walkout basement ...

May 08, 2019· Architect and Soils Tester says that I need to use clean rock (1.5 limestone) as my back fill around our walkout basement – filled to top of existing grade and then covered with 6 to 12 inches of clay/dirt and grass graded away from house. The boundaries of …

Backfilling| Concrete Construction Magazine

Mar 21, 2008· These can be on either the inside or outside of the wall and should be cast integrally with the wall. This concept is similar to the use of piers in masonry construction. There are two other issues that can contribute to problems during and after the backfilling operation. The first of these is the material used to backfill.

Foundation Drain Tile & Backfilling Tips - Ask the Builder

Concrete soaks up water. If you place moist earth around an unprotected foundation, your basement will be damp. Surely, you have been in an older basement and smelled this moisture. Older homes rarely had any treatment on the concrete or stone. Beginning in the 1950's, there was widespread use of asphalt on new foundations.

Subgrades and Subbases for Slabs| Concrete Construction ...

Nov 22, 2017· The subbase, according to ACI 302.1, "Guide to Concrete Floor and Slab Construction," is a layer on top of the subgrade of "compactible, easy to trim, granular fill that will remain stable and support construction traffic.". In some cases, a base layer is placed on top of the subbase. All of these layers together comprise the soil ...

Best Backfill for a Retaining Wall - DIY Retaining Wall

Oct 31, 2020· This includes 3/4″ crushed rock, #57 or #78 stone, clean crushed limestone, or Class I or II backfill. Retained Soil. Ideally, you want to use what you have on your property. Do not use clay, organic material such as decomposing mulch, garden soil, top soil, or any other soft soil.

Repairing a Limestone Foundation - On the House

May 22, 2014· Use the paste and your best and most expensive tool – your index finger – to fill and patch the gaps. Since you're repairing a foundation, the color of the mortar might not matter, but in a case where you want it to "match" you can simply use latex paint …

Pros and Cons of backfilling foundation with gravel ...

builder wants to backfill with the existing dirt from the excavation, ... basement and instead of using peagravel or stone for drainage he just used the fill dirt from digging the basement out. When the 1st good rain came, all the dirt and clay from filling expanded and blew his basement walls out.

Can I Backfill My Pool with Dirt? - Penguin Pools

Apr 05, 2017· Stone with the "fines" or limestone dust, needs to be compacted every 4″ and watered down which doesn't make it an ideal media for backfill. The best part of the chipped limestone is that there are air voids between the stones so it can pass water through it very easily, something that is critical around pools.

Backfilling Procedure in Basement - The Constructor

🕑 Reading time: 1 minute Proper backfilling of a basement is an important and essential step in the basement construction as it largely contributes to its structural stability. Moreover, properly compacted backfill provides support to the basement walls as well as acts as a barrier for external forces. Selection of the right backfill material, appropriate […]

How to Repair an Outdoor Limestone Wall |

Nov 25, 2010· A limestone wall can be an ideal way to enclose a garden, providing a strong and solid barrier at the perimeter. However, with it being in an exposed position, you may find that it can sustain damage from wear and tear. Being aware of the correct process for repairing the limestone will ensure that you can keep it in good condition.

5 Best Stones for Backfill | Ozinga

Explore the five best stones for backfill below. 1. SCREENINGS. Screenings, otherwise known as FA5 or limestone screenings, are a great choice for backfill because it compacts well. Because of this, screenings are most often used for pipe and sewer backfill, or as a base for brick pavers. 2.

Types of Backfilling Materials Used in Building ...

Determine the types of material you will use for foundation back fill. A mixture of various materials such as rocks, soil and stone are commonly used. Some soil can retain too much moisture that is not good for your foundation. The best thing to do is to back fill the entire section surrounding the …

What Soil Should You Use to Raise the Foundation Grade ...

In order to prevent oversaturated soil around basement walls from leaching water into your home, the ground must slope away from the foundation for several feet at a grade of at least 1 inch per foot. The soil type used for the grading process is important.

Potential Use of Crushed Concrete and Recycled Asphalt ...

for F* can be used for CC. Corrosion testing: Various backfill material characteristics were assessed. The pH and resistivity values are com-monly used to indicate the corrosion potential of backfill materials. It was determined that the CC used in this in-vestigation does not meet the current pH and resistivity TxDOT specifications for

Garden Guides | Why Backfill with Pea Gravel?

Sep 21, 2017· Unlike sand and other materials used for backfill, pea gravel does not erode as quickly. The top layer typically will need to be replenished every two to three years. Because pea gravel is long-lasting, it also prevents stones and bricks on a patio or walkway from rotating under foot traffic.

Can you backfill with clay? -

Jan 22, 2020· Backfilling is an important part of the construction process. Backfilling happens after excavation, when the soil is compacted back into the trench or foundation. It is used to help protect foundations, roadways, walkways and other structures by using a mixture of soil, rocks, and stones.

How to Build a Retaining Wall - The Home Depot

Backfill the wall with gravel or sand. If you use sand, first cover the backside of the retaining wall with landscape fabric. This will keep the sand from seeping between the blocks. If you're backfilling with gravel, you can pour the gravel after every course you lay. This will give the gravel time to settle.

Ways to keep basements and crawlspaces dry | Pro Builder

Mar 28, 2017· 3. Backfill: Backfill in small lifts a few feet at a time and use a compactor on each lift. (This is the method used for highway grades to prevent roads from settling under heavy traffic.) 4. Cap layer: Cap the backfilled area with a low-porosity soil, such as clay, sloped away from the home. 5.

Mortar to re-point limestone foundation - Fine Homebuilding

Sep 30, 2008· IME, the ONLY way to solve wet basement walls is to make the outside of the wall dry. Anything else is chasing your tail. ... You really can't bore for a footer drain, because you need the porous backfill and waterproofing as part of the system -- the drain won't work unless the whole system works. ... want to use on limestone.