BITUMINOUS SURFACE TREATMENT DESCRIPTION This work shall consist of one or more applications of bituminous material applied to the prepared surface and one or more coverings of either course or fine aggregate applied to the bituminous material. The work shall be done in accordance with this specification. MATERIAL The material shall be as follows:
Jun 01, 2016· Doublechip seal treatment consists of spraying a pavement surface with asphalt emulsion, covering this with a layer of stone, and repeating .
Surface Treatment as Interlayer (Undersea!) When a surface treatment is constructed on base to be used as an undersea! (or interlayer), it is covered by another structural layer, typically hot mix asphalt concrete (HMAC). Figure 2 illustrates a pavement with a surface treatment undersea! constructed on base.
Asphalt Surface Treatment (often referred to as chip seal, tar and gravel, BSTBituminous Surface Treatment) is a widely used and very cost effective way to pave and maintain roadways, parking lots, driveways, and more. We have the experience, expertise, and .
Asphalt Surface Treatment. These surface treatments will extend the life of the pavement by slowing the deterioration of the asphalt surface. These areas will also receive pavement patching, curb and gutter repairs to correct drainage deficiencies, sidewalk repair and crack filling. This work will begin midMay and will take approximately ..
Double Surface Treatment. A Double Surface Treatment consists of two alternate uniform applications of asphalt, emulsion and cover aggregate. Both Single and Double Surface Treatments can extend a road's life for 6 to 10 years with no maintenance.
APPLYING BITUMINOUS DOUBLE SURFACE TREATMENT. A. Prepare subbase course as indicated and specified. B. First Surface Treatment: 1. Spray bituminous material uniformly over the prepared surface with an approved pressure distributor at a rate of gallon per square yard. 2.
prior to placement of new concrete. Crushed surface base course or hot mix asphalt may be needed to provide a level and firm surface. This is already included in the standard bid price of the work. If the material is not compactable remove it, place a geotextile and place crushed surfacing base course as detailed in Standard Specifications Section
Surface Treatment. Crews will be applying surface treatment. Asphalt will be sprayed directly onto the road, immediately followed by an application of small stones which are rolled and compressed into the road so they are 5070 percent embedded in the pavement. This application is designed to extend the life of the pavement.
Chipseal is a pavement surface treatment that combines one or more layer of asphalt with one or more layer 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. In Australia and New Zealand chipsealing is used on a larger percentage of roads, both rural and urban. This type of surface .
Sep 12, 2019· A double otta seal surface treatment was applied. The surface was chipsealed the following year. By using the base stabilization along with the otta seal and chip seal surface treatment, the county was able to construct (at current day costs) the 6 .
The most popular abbreviation for Double Bituminous Surface Treatment is: DBST Search for acronym meaning, ways to abbreviate, and lists of acronyms and abbreviations.
Multiple Surface Treatment: (Double or Triple) is a wearing surface in which a course aggregate is placed on bitumen coat (prime coat) already applied, followed by spraying of bitumen and then by subsequent application of finer aggregate over a second bitumen coat.
Microsurfacing. Microsurfacing is a surface treatment very similar to slurry seal, but is typically a more durable treatment that is used for higher volume roadways. Like slurry seal, microsurfacing is a slurry mixture consisting of emulsified asphalt, water, fine aggregate, and mineral filler.
ASPHALT SURFACE TREATMENT 05/18 ***** NOTE: This guide specification covers the requirements for single and double bituminous surface treatment of pavements for airfields, roads, streets, parking areas, and other general applications. Adhere to UFC 130002 Unified Facilities Guide Specifications (UFGS) Format Standard when editing
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