You can pour concrete over asphalt, provided the asphalt base is stable and free from defects formed due to frost heave or another shifting. If the asphalt surface is still structurally sound or has remained intact for years, it is acceptable to use as a base for a concrete garage floor or driveway.
You might not be able to install asphalt by yourself, but understanding the operation will allow you to ensure that your hired contractor is doing it correctly. Use these steps as an installation guide.
Choose an asphalt size and thickness. The size of the aggregate used to create asphalt pavement ranges from 1/2 inch to 3/4 inch (1.27 cm to 1.9 cm). Smaller aggregate is usually used for residential driveways because it gives a smoother appearance.
Keep in mind that this sub-base must be completely dry before putting in new asphalt so that the asphalt will adhere fully when installed. Build mounds and fill in low spots to achieve the proper grade. An optimal slope is 1/4 inch per foot (0.635 cm per 30.48 cm). Compact the base soil.
Can a garage be built on asphalt?
You can build a garage on an asphalt driveway as the asphalt has already been laid out. However, it is not recommended. Asphalt absorbs flammable materials and will make the garage floor a fire hazard. In any case the local building code will most likely not give you permission.
Can you put an asphalt over a concrete garage floor?
Well, the answer is yes! It is safe to pave asphalt over concrete. Concrete is a great base material because it is stable and allows for excellent compaction of the asphalt above. In fact, many miles of concrete roads are paved over with asphalt every year.
Can you use asphalt indoors?
The gases and fumes released during the asphalt manufacturing process can be troublesome out-of-doors. But inside an enclosed building structure, they are downright dangerous due to the natural lack of filtration and airflow.
Can you put asphalt in a barn?
Asphalt can be a viable option if you want to save some money. You just need to remember that long-term maintenance may make it more expensive in the long run than an initial investment into concrete for your pole barn floor.
Is it OK to pour concrete over asphalt?
Before pouring concrete over asphalt, inspect the asphalt for damage. If the asphalt is severely damaged, cracked, buckling, or too thin, you may need to remove it before paving. If the asphalt is in relatively good condition, you can either mill it or drill holes to increase bonding with the concrete.
What can you cover asphalt with?
You can build a garage on an asphalt driveway as the asphalt has already been laid out. However, it is not recommended. Asphalt absorbs flammable materials and will make the garage floor a fire hazard. In any case the local building code will most likely not give you permission.
Does concrete bond to asphalt?
Concrete doesn’t bond well to asphalt, meaning water could get between the two layers and harm the new concrete with cracking or moisture damage. To mitigate water infiltration between the two layers, consider drilling holes in the asphalt in a grid pattern before pouring the concrete.
How do you fill the gap between asphalt and concrete?
If the cracks are more than 2″ deep, fill them with coarse sand or crushed gravel first to create a base. Add gravel or sand into the gap until it reaches about 2″ below the rim and spread evenly. Add the cold asphalt patch until it is slightly over the rim of the gap and tamp down until compact.
More Answers On Can you put asphalt in a garage
Can You Use Asphalt For A Garage Floor? (Explained!)
Yes, asphalt can be used as the floor of a garage. Although it doesn’t have many advantages over concrete, it is sometimes used as the floor of garages that don’t serve as workshops. Stepping on the asphalt for long periods can cause it to wear and tear. Asphalt surfaces are dust-free and give the floor of your garage a nice attractive look.
Can you put asphalt in a garage? – AskingLot.com
Asphalt probably cant be put down after the garage is built as it requires more space for paving equipment. Concrete can by put in after the garage is built. Also, can you build garage on driveway? If you already have a carport and are planning on an attached garage, your existing driveway may be sufficient.
Can you use asphalt for a garage floor? – AskingLot.com
Asphalt probably cant be put down after the garage is built as it requires more space for paving equipment. Concrete can by put in after the garage is built. is it OK to pour concrete over asphalt? Asphalt works as a driveway base under concrete only when it is strong, stable and at least 2 to 3 inches thick.
Asphalt in Garage – Fine Homebuilding
Run the trench around the sides of the building and taper the trench off to drop the water back on the surface, well past the building (you may want to put some #2 stone at the surface openings to minimize erosion. Drop the tile in, cover it with plenty of stone, and top off with soil (mix some sand with the soil if it is real heavy clay).
asphalt for garage floor? – Hot Rod Forum
Asphalt probably cant be put down after the garage is built as it requires more space for paving equipment. Concrete can by put in after the garage is built. My pal just had a garage built where they set posts in caissons, built the wood frame garage and then poured the floor.
Can You Build A Garage On Your Driveway? (What You Need To Know!)
You can build a garage on an asphalt driveway as the asphalt has already been laid out. However, it is not recommended. Asphalt absorbs flammable materials and will make the garage floor a fire hazard. In any case the local building code will most likely not give you permission. Other Types of Driveway
How to Install Asphalt: 10 Steps (with Pictures) – wikiHow
Jan 21, 2022The size of the aggregate used to create asphalt pavement ranges from 1/2 inch to 3/4 inch (1.27 cm to 1.9 cm). Smaller aggregate is usually used for residential driveways because it gives a smoother appearance. If the aggregate is larger, however, the pavement is stronger. The best layer thickness is 2 to 3 inches (5.08 to 7.62 cm). 9
Can you build on top of asphalt? – Quora
In Michigan generally concrete is NOT used over asphalt. Generally asphalt does not have the proper base and will not support concrete. For freeways and expressways. MDOT puts in a 3 ft built up base (drainage, crushed rock, sand etc) and 6-12 inches of concrete over that (and they plan on a 25-30 year road life).
Can A Shed Be Placed On Asphalt? – Backyard Overhaul
You can place a shed on asphalt; however, it is not recommended for your shed’s permanent placement. If your shed is placed on asphalt for too long, this can damage the asphalt, amongst other potential issues. You will also need to get specialized equipment for the process, like asphalt anchors.
Can I Put a Pole Barn on Asphalt? ~ Dear Pole Barn Guru
Locate four corners on the asphalt at least four feet greater in width and length than the proposed building. After making sure the diagonal measures between the corners are equal (e.g. the market out location is square), snap chalk lines on the asphalt to follow the perimeter created by the corners.
Can I Lay Asphalt Over Concrete? – EastCoat Pavement Services
July 13, 2018. July 13, 2018. The answer to the extremely common question ” can I lay new asphalt over old concrete ” is yes you can but we discourage it. While it is safe to pave asphalt over concrete, there are several reasons why we do not recommend this method. Unstable Concrete Base – Concrete is not a compacted surface because of …
| AsphaltPro Magazine | How to Pave Under a Carport
For example, when working under a low-roofed carport or parking garage, consider using a clam-shell or four-way bucket on your skid steer. This will make delivering the mix easier when you can merely open the “doors” to let mix fall into a mound, rather than trying to lift the bucket high enough to dump into the paver’s hopper.
Painting an Asphalt garage floor? – Pirate 4×4
I bought a townhouse with a single garage. The place has an asphalt floor. The floor is in really good shape, never seen a car, so I think I’m going to leave it as is, but I would like to do something to try and brighten the place up, as well as seal the asphalt so oil doesn’t leak into the floor and so it cleans up easily.
Can You Put New Asphalt Over Old Asphalt? – Blacktop Concepts
Generally, the new layer is at least 1.5 inches in thickness. It’s also known as resurfacing. The existing layers are used as a base and a new layer of asphalt is applied to the surface. Even though the top layer of a driveway may have a worn and cracked appearance it may still have structural integrity beneath.
Filling the gap between driveway and garage – DoItYourself.com
Sep 26, 2020Traditional gap fillers harden, then gaps develop from freezing and thawing. Sika does not leave cracks in cold weather, it adheres to sides of gap then expands and contracts, Unlike typical caulking, it flows into cracks. If the is deep 1/4″ crack it will flow in and dry. A second fill may be needed, but the deep crack is filled, not just …
Can You Put Concrete Over Asphalt? – Upgraded Home
As an alternative to pouring concrete over asphalt, you can use an asphalt overlay or resurface. In this case, a new layer of asphalt is installed over the existing asphalt driveway, roadway, parking lot, sidewalk, garage floor, etc. This option is best suited for when the surface has deteriorated but still maintains its structural integrity.
Paving Finder
Asphalt overlay involves a thinner layer over an existing concrete surface. Asphalt overlay over concrete parking lot or driveway usually costs between $3 to $7 per square foot. While it is a typical job, frequent maintenance would be required (at least once a year) always to keep your pavement in good condition.
Can I put gravel over an asphalt driveway? – Quora
There is a process called road sealing that does put gravel over asphalt pavement. Typically, if you just placed gravel over an existing asphalt surface it would not stay in place. In the road sealing process first, a bituminous material is first sprayed onto the roadway or driveway to act as a binder for the gravel that will be the topping.
Can You Pour Concrete Over Asphalt? – Plasticine House
While 4″ of concrete over the asphalt is the minimum you should pour for a driveway or garage, it is recommended that you increase that amount by an inch. While this will add to your costs – up to 20% – it will allow you to hide the ends of your rebar more and provide a more solid base atop the asphalt.
What Kind Of Flooring Can Be Installed Over Asphalt?
Different types of garage tile, vinyl and plastic tiling, and other solutions are all available to use as flooring over asphalt. Of the numerous different options available at Greatmats, the following 5 are among the best and most popular: Portable Outdoor Tile. 4×8 Black AlturnaMats Ground Protection Mats. Greatmats Ground Protection 4×8 Ft Mat.
Does My Land Need To Be Level for a Steel Carport or Garage
The short answer is yes; due to how steel carports and garages are designed, they require your land to be level. It does not need to be perfect, but putting a carport, garage, or any metal building on uneven ground can cause severe structural issues. Not only can it render the facility unsafe, but you could compromise the steel building’s …
Installing Artificial Grass on Concrete | Install-It Direct
Problems with Installing Artificial Grass on Concrete or Asphalt. First and foremost, the most common problem with installing fake grass on concrete is inadequate drainage. When installed with a properly prepared base, synthetic lawns drain at about the same rate (or better) than natural lawns. This is not true when installed over concrete.
Asphalt in Garage Problem – DoItYourself.com Community Forums
Just an FYI, asphalt is not allowed by code in a garage. It can only be used in a carport open on at least two sides or outside. The reason is that it easily absorbs flammable materials and is a fire hazard. Upvote. Bruce H.
How to Install Asphalt: 10 Steps (with Pictures) – wikiHow
The asphalt will most likely be of poor quality and workmanship. 2. Remove your current driveway surface. This might include breaking up existing concrete and removing the pieces or collecting loose gravel. The surface needs to be completely clean and clear before continuing. There should no grease or oil stains. 3.
Garage Floor Question: Concrete over Asphalt – DoItYourself.com …
Garage Floor Question: Concrete over Asphalt. So, way back when the previous homeowners decided to build the garage, they simply dug footer around the existing driveway (asphalt) and built away. So, now I live here with a 24’ x 20’ garage that is uninsulated and has an asphalt floor. problem is that the floor is very unlevel, greatly pitted and …
Blacktop on Garage Floor?? | DIY Home Improvement Forum
Tileguy. Joined Feb 17, 2007. 6,050 Posts. #2 · Aug 6, 2007. The main implication is that the asphalt will walk off on to your shoes and be tracked on your floors. This is a real problem that stains most light colored vinyl floors and carpets, of course. If you like the house, you should consider removing it.
How To Install Concrete Over Asphalt | Willies Paving 2021
If you’ve always wanted a new garage floor for your house, you can now install concrete over asphalt in a self-leveling concrete overlay. 717-932-8920 [email protected … but basically, you just have to follow the same process as you used to put asphalt on. First, you have to excavate your driveway so that you can put concrete on it. Then …
Has anybody used Southern Pine Asphalt Impregnated Board to … – reddit
Howdy hoo all of you, I’m tearing out the drywall in my garage and was planning on using 3/4 inch plywood to finish the walls. I hopped on the home depot site to price it out and noticed that using this asphalt-impregnated board with 1/4 inch plywood over it would be about the same price, and would have some extra insulation value. Has anybody done this?
What Kind Of Flooring Can Be Installed Over Asphalt?
Different types of garage tile, vinyl and plastic tiling, and other solutions are all available to use as flooring over asphalt. Of the numerous different options available at Greatmats, the following 5 are among the best and most popular: Portable Outdoor Tile. 4×8 Black AlturnaMats Ground Protection Mats. Greatmats Ground Protection 4×8 Ft Mat.
Can A Shed Be Placed On Asphalt? – Backyard Overhaul
You can place a shed on asphalt; however, it is not recommended for your shed’s permanent placement. If your shed is placed on asphalt for too long, this can damage the asphalt, amongst other potential issues. You will also need to get specialized equipment for the process, like asphalt anchors. You need to know about multiple things before …
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