Driveway

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Chip sealing — A bituminous binder covered with clean graded aggregate, applied to an existing asphalt surface. Crack treatments — Specialized materials are placed into prepared cracks to prevent water and incompressible intrusion into the cracks and underlying pavement layers and to reinforce the adjacent pavement.

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Chip sealing uses these same "ingredients" but is not mixed and then spread over an aggregate. Instead, a chip seal begins with a thin layer of liquid asphalt sprayed onto existing pavement. Aggregates or "chips," made up of gravel, polished stone, polished glass, and other such materials are then spread over the liquid asphalt and ...

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We put a lot of chip seals over bridge decks, but they all have a 2" or 3" HMA overlay on them first. We do not apply chipseals to a concrete surface. FL Richard Kessler X To my knowledge, Florida DOT does not use any form of asphalt treatment on bridge decks. Chip Seal on Concrete Bridge Deck Survey Results (March 2007)

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Chipseal (also chip seal or chip and seal) is a pavement surface treatment that combines one or more layer(s) of asphalt with one or more layer(s) of fine aggregate.In the United States, chipseals are typically used on rural roads carrying lower traffic volumes, and the process is often referred to as asphaltic surface treatment.This type of surface has a variety of other names including tar ...

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While we usually recommend installing 2 layers of chip seal, some surfaces can still benefit from a single layer. Chip seal can be completed over existing gravel surfaces, unsealed asphalt, concrete, or previously chip sealed surfaces. The condition of the surface must be in relatively good shape before chip sealing can be performed effectively.

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A chip seal is less than half the cost of a conventional maintenance asphalt overlay. By extending the time between asphalt overlays, chip seals result in lower costs over the long term. By placing a chip seal sooner than when asphalt overlay is required to be placed, the traveling public benefits from roads maintained in better condition.

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Chip seal is commonly used in rural areas for its natural look and high durability. Asphalt surfaces provide an almost unlimited variety in form and flexibility and can last as long as 25 years, offering excellent long term value. Its flexibility makes it perfect for areas that would not be appropriate for concrete or other surfaces such as ...

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Chip and seal over concrete. Make sure the installer takes these steps before laying chip and seal over a concrete driveway: Confirm the subbase beneath the concrete is stable and the surface hasn't shifted at the expansion joints. Fill and seal any cracks. If the concrete cracks, the new asphalt laid on top will crack too.

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This is because, the layer of crushed stones can wear down after repeated use, over the years. Therefore, if you wish to own a driveway that lasts longer than 10 years, it is is better to go with asphalt or concrete. However, do note that resurfacing a chip seal driveway is much cheaper than asphalt or concrete.

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Specialties: For more than 25 years chip seal asphalt and concrete has provided construction consulting services that top builders have used to help launch their projects and keep them under budget and on time. We know the ins and outs of construction like no one else, and our knowledge can make the difference between a successful project and a costly one.

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Tar-and-Chip Driveway Installation . Building a tar-and-chip driveway is a pretty simple process. First, as with most driveway materials, a gravel base is installed. Then, hot liquid asphalt is poured over the gravel. This is followed by a coating of loose stones, which are rolled into the bitumen to form the finished surface.

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Tar-and-chip is characterized with a rough texture, however, it offers more solidity compared to plain gravel. The rough texture helps in providing a firmer grip to the foot especially when the ground is wet or covered with snow. Other names used in referring to tar-and-chip include seal chip, chip-and-seal, liquid-asphalt-and-stone, or macadam.

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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.

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Over time, the expansion joints will shift the concrete surface and wherever your concrete has a crack, the asphalt will eventually crack there as well. The expansion joint in the concrete is a designed area to allow for a crack, and while there are special reinforcing fabric strips that can be applied prior to overlay, over time, there is a ...

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Bituminous Surface Treatments. A bituminous surface treatment (BST), also known as a seal coat or chip seal, is a thin protective wearing surface that is applied to a pavement or base course. BSTs can provide all of the following: A waterproof layer to protect the …

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Chip sealing over a driveway that is starting to deteriorate will cost more to chip seal it since more work is required to repair the surface to be sealed. Without the required repairs the end result will not be a long lasting chip sealed driveway. For a good looking durable driveway call us at 781-254-2773.

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In a chip seal road, a thin layer of asphalt is laid down before layers of crushed stone and aggregate are compacted on top of the asphalt. Chip seal is also known as macadam, named for a Scottish pioneer for paved roads. The engineer John McAdam invented the revolutionary crushed stone layer roads with binders in the early 1800s.

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