asphalt spreader surface treatment

Chip Seal (Asphalt Surface Treatment/ Tar and Gravel ...

Asphalt Surface Treatment (often referred to as chip seal, tar and gravel, BST-Bituminous Surface Treatment) is a widely used and very cost effective way to pave and maintain roadways, parking lots, driveways, and more.

Asphalt Surface Treatment - Buildipedia

Asphalt surface treatments refer to the reconditioning of the wearing (surface) course of older existing asphalt pavements. The term may also be applied to the final phases of new asphalt pavement construction. (Article 32.12.16 discusses Asphalt Paving).

Materials Division Surface Treatment Certification Study …

on a Surface Treatment job is the asphalt distributor. Improper application of an asphalt emulsion can cause a treatment to fail. An asphalt distributor’s function is to uniformly apply the liquid asphalt at the specified rate and temperature. It must be able to maintain this rate regardless of the changes in the grade or direction of movement.

Asphalt Surface Treatments and Seal Coats

Asphalt Surface Treatments and Seal Coats. In nearly all countries of the world many asphalt surface treatments and seal coats are performing very poorly. In general, this is due to the inadequate and even careless design and construction procedures commonly employed.

Asphalt Surface Treatments for Local Roads and Streets

ASPHALT SURFACE TREATMENTS FOR LOCAL ROADS AND STREETS MANUAL Prepared by Ellis G. Williams Duo Services, Inc. Under contract with the Kentucky Transportation Center College of Engineering University of Kentucky The Kentucky Transportation Center conducts a …

Cited by: 1


6 asphalt surface treatment that is to be overlaid immediately with asphalt plant mix. 7 Apply asphalt material only when the surface to be treated is dry and when the atmospheric 8 temperature is above 50°F in the shade away from artificial heat.

VSS International Slurry Seal - low-cost surface treatment ...

Asphalt emulsions serve as a binder, holding the crushed aggregate together and adhering the new slurry surfacing to the old surface over which it is being applied. Various emulsions and aggregates are used to meet the conditions, specifications, and requirements of individual projects.

Seal Coat and Surface Treatment Manual: Aggregate Spreader

The aggregate spreader, sometimes called the “spreader box” is used to distribute aggregate evenly over the film of asphalt sprayed by the asphalt distributor. The specifications require aggregate spreaders to be self-propelled and have a continuous feed feature.

Asphalt Seal-Coat Treatments

Asphalt seal-coat treatments are mainly a preventive maintenance procedure applied to the asphalt pavement surface to prevent or delay costly corrective measures (figure 2). Asphalt seal coats are surface treatments designed to seal and protect the asphalt pavement from harmful environmental conditions such as sunlight, rain, and snow.

Bituminous Surface Treatments - Pavement Interactive

When to Use A Chip Seal

Seal Coat and Surface Treatment Manual: Spreading the ...

Section 13: Spreading the Aggregate Anchor: #i1007513 ... of asphalt binder as soon as possible without causing the rocks to roll over or the asphalt to be picked up on spreader box, haul truck, or roller tires. ... Behind the spreader, the pavement surface should be checked for contaminants and streaking of thin or thick rows of aggregates.


TYPE I EMULSIFIED ASPHALT SLURRY SEAL SURFACE TREATMENT DESCRIPTION 1.1 These are the requirements for furnishing materials and applying (by slurry laydown machine) Type I asphalt emulsion slurry seal on the dense graded asphalt surfaces of Runway 3/21 and the Taxiway/Apron as shown in Figure 2 attached hereto.

Preventive Maintenance - Bituminous Surface Treatment …

spreader over the entire surface being treated. When treating one-half of the pavement width at a time, an inside strip of uncovered emulsified asphalt 3in. (75 mm) wide shall be lef t during


Do not place hot asphalt-rubber surface treatment when, in the Engineer’s opinion, general weather conditions ar e unsuitable. Apply surface treatment when the air temperature is 80°F and above, or above 70°F and rising. In all cases, do not apply surface treatment when surface temperature is below 70°F. E. Mixing Hot A-R Binder.

Asphalt, Concrete, Erosion Control | Arrow Construction Supply

Since 1989, Arrow Construction Supply is Washington's leading provider of products and services for the asphalt, , and erosion control industries. At Arrow Construction Supply, we strive to provide our customers with the very best products and support.

Asphalt Surface Treatment - Buildipedia

These asphalt surface treatments are intended to extend the serviceability of existing pavements before full-depth or more expensive repairs may be required.Separate from a surface treatment effort, individual pavement cracks can also be addressed through a variety of asphalt-based filler and sealants.

Bituminous Surface Treatments - Pavement Interactive

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 underlying pavement.

Asphalt Surface Treatment Guide

An asphalt surface treatment (AST) consists of a thin layer of asphalt formed by the application of emulsified asphalt or emulsified asphalt plus aggregate to protect or restore an existing roadway surface. Surface treatments are typically less than 1 inch (25 mm) thick. This guide describes how to construct three basic types

Chapter 3. Pavement Treatment Types - Evaluation of ...

An OGFC treatment (figure 6) is a type of thin HMA overlay, but uses an open graded or porous asphalt mixture that allows water to quickly drain away from the surface by flowing through the mixture itself. This helps to minimize sheeting or standing water on the surface and the potential for hydroplaning.


Before any asphalt surface treatment is placed, obtain from the asphalt supplier and furnish to the Engineer a Certification of Compatibility of the emulsion with the aggregate proposed for use. 660-3 WEATHER AND SEASONAL LIMITATIONS Do not place any asphalt surface treatment between October 15 and April 1, except for asphalt

Walker Industries Inc

Single Surface Treatment. A Single Surface Treatment consists of four basic steps. First the existing pavement is swept clean to ensure proper adhesive, followed by a conventional asphalt distributor that sprays a uniform application of emulsion onto the surface. A chip-spreader follows the distributor and applies a uniform layer of clean aggregate.

Asphalt Rubber Surface Treatment & SAMIs in Pavement ...

Asphalt Rubber Surface Treatment or SAMI Application (ARST) The ARST is a blend of 20% crumb rubber (20 mesh) and asphalt (58-28 or 64-22). CRM is hot spray-applied (approx. 375-400 degrees) at the rate of 0.60 gallons per square yard. Then covered with heated and pre-coated 3/8" or 1/2" stone, followed by rolling and sweeping.

Seal Coat and Surface Treatment Manual (SCM)

Manual Notice 2017-1 From: C. Michael Lee, P.E. Director, Maintenance Division Manual: Seal Coat and Surface Treatment Manual Effective Date: March 01, 2017 Purpose ...

Section 424 Bituminous Surface Treatment

Section 424—Bituminous Surface Treatment ... A. Aggregate Spreader The Department will inspect annually the aggregate spreader before it is used in the work. If the spreader is approved, ... Do not apply asphalt cement to a wet surface or when the temperature is below …

The Updated TxDOT Seal Coat and Surface Treatment …

THE UPDATED TXDOT SEAL COAT AND SURFACE TREATMENT MANUAL ⎯ SUMMARY 6. Performing Organization Code 7. Author(s) ... Surface Treatment, Chip Seal, Preventive Maintenance, Asphalt, Inspection, Design, Construction ... asphalt distributors, aggregate spreaders, haul trucks, rollers, front end loaders, and heater/storage units.

Chip Spreader with Chip Seal Surface Treatment | Chip ...

Synchronous chip sealer is a type of road maintenance machine used for chip sealing of road surface, bridge waterproof and lower seal coat. It can perform asphalt binder spraying, fiber and aggregate spreading operations synchronously. Featuring high cohesive performance, automatic computer control, conduction oil heating, great stability and safety, our synchronous chip sealer is CCC, CE ...



 · Web view

Water used in prewetting the surface shall be applied at such a rate that the entire surface is damp with no apparent flowing water in front of the slurry spreader box. The slurry mixture shall be of the desired consistency when deposited on the surface, and no additional elements shall be added. Total time of mixing shall not exceed 2 minutes.


surface treatment in 1960, single chip seal surface treatment in 1964, blade mix bituminous surface treatment in 1965, single chip seal surface treatment in 1966 & 1969, and two inches of asphalt emulsion open graded cold mix in September, 1979. Average daily traffic for the twenty-one foot wide, two lane roadway is


610 - DOUBLE ASPHALT SURFACE TREATMENT • The amount specified by the Engineer minus the amount used on the road when the Engineer changes the application rates in TABLE 608-1. Payment for the stockpiled material will be at the contract unit price per cubic yard of cover material.


B. Asphalt surface treatment may consist of applying one or more seal coats (prime between 2 asphalt courses) or a prime coat followed by one or more seal coats as specified. 1.2 MATERIALS Materials shall be furnished by the Contractor in accordance with Section 200. 1.3 SUBMITTALS

Applications for asphalt emulsions | Asphalt magazine

This surface treatment can be used for maintenance on an asphalt or pavement. It can also be used as a surface course on new asphalt pavement construction. The treatment is a one-pass paving process using a special machine that sprays a polymer modified asphalt emulsion, then places the ultrathin hot mix with a special screed.

Glossary of Terms - Asphalt InstituteAsphalt Institute

Single Surface Treatment: A single application of asphalt to a road surface followed immediately by a single layer of aggregate. The thickness of the treatment is about the same as the nominal, maximum size aggregate particles.


surface treatment in 1960, single chip seal surface treatment in 1964, blade mix bituminous surface treatment in 1965, single chip seal surface treatment in 1966 & 1969, and two inches of asphalt emulsion open graded cold mix in September, 1979. Average daily traffic for the twenty-one foot wide, two lane roadway is


Surface treating operations shall not be carried out when the ambient temperature at the work location is less than 10 °C or where climatic or site conditions preclude the curing of the binder. The application of binder and aggregate shall terminate one hour before sunset.

Surface Treatments -

Surface Treatment. Surface Treatment is the application of an asphalt emulsion on either an existing asphalt road or a fresh, compacted granular surface immediately followed by the application of a cover aggregate. It provides an economical all- weather surface for light to higher volume traffic depending on the emulsion and quality of aggregate used.

ITEM 316 SURFACE TREATMENTS 316.1. Description.

which the surface treatment is to be applied is below 60 F. When latex modified asphalt cement is specified, surface treatments shall not be applied when the air …

What surface treatment option best suits your pavement ...

Jan 14, 2014 · What: A spray of diluted asphalt or rejuvenator emulsion is applied to the surface of the asphalt. This delays further oxidation, weathering and raveling.


Double Lap means the coverage produced from the application of binder where the binder from each spray bar nozzle overlaps the binder application from the adjacent nozzle by one half. Double Surface Treatment means two successive single surface treatments.

Road Maintenance Equipment | Road Construction …

About Gaoyuan Road Maintenance Equipment Co., Ltd. Gaoyuan is an expert road maintenance and construction solution provider since its inception in 2004. As the requirements in highway maintenance market rise, Gaoyuan is well-positioned to deliver premium equipment against the …


FIBERMAT® Type A & B. ¾Type A. Polymer Modified Surface Treatment with fiberglass strands and select aggregate. ¾Type B. Polymer Modified Stress Absorbing Membrane. Interlayer (SAMI) with fiberglass strands and select aggregate.

Asphalt Distributor Truck | Chip Sealer | Micro Surfacing ...

Walk-Behind Asphalt Milling Machine The walk-behind asphalt milling machine for surface pre-treatment cannot only eliminate coating marks but also make slight rough treatment to the road pavement. Tunnel Cleaning Vehicle with High Pressure Washing System The tunnel cleaning machine sprays detergent solutions via high pressure on tunnel walls, subway walls and landmarks, and then brushes dirt away.

Technical Data Sheet OPTIPAVE™

surface treatment for asphalt pavements. OptiPave Surface Seal meets ASTM D8099/D8099M-17 Standard Specification for Asphalt Emulsion Pavement Sealer. OptiPave™ protects and extends the useful pavement life by replacing the vital surface oils, locking down the loose aggregates and preventing damage caused by oxidation, weather, and traffic.

Asphalt Paving & Maintenance

It's a pavement surface treatment that combines one or more layers of asphalt followed by one or more layers of fine aggregate. Chip-seals are typically used on rural roads carrying lower traffic volumes. Sub-division roads and ranch roads often use chipseal because it’s half the cost of asphalt.


B. Asphalt surface treatment may consist of applying one or more seal coats (prime between 2 asphalt courses) or a prime coat followed by one or more seal coats as specified. 1.2 MATERIALS Materials shall be furnished by the Contractor in accordance with Section 200.

Double Surface Treatment -

Double or Multiple Surface Treatments are a cost effective alternative to Hot Mix Asphalt, generally constructed on a fresh, compacted granular surface. They are constructed by spraying a uniformed application of asphalt emulsion with a Computerized Distributor Truck, followed by a layer of cover aggregate applied with a Computerized Chip Spreader.


Aggregate shall be uniformly applied at the rate specified. The distance between the pressure distributor and the spreader shall not be more than 30 m. If excess aggregate is present when constructing a double surface treatment, the excess shall be removed prior to the second application of binder.

Chip seal | WSDOT

Chip Seals (or seal coating, BST, Bituminous Surface Treatment) is the application of a special protective wearing surface to an existing pavement. Chip Seals (or seal coating, BST, Bituminous Surface Treatment) is the application of a special protective wearing surface to an existing pavement.

UFGS 32 01 13.62 Asphalt Surface Treatment

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 1-300-02 Unified Facilities Guide Specifications (UFGS) Format Standard when editing

Liquid Road - Sealcoating Products - SealMaster

Surface must be cleaned entirely of loose material and dirt. Pavement surface repairs should be made with a suitable hot or cold asphalt mix. Cracks should be filled with CrackMaster hot pour sealant or SealMaster cold-applied sealant.

Microsurfacing Equipment & Materials - For Construction …

Bergkamp video (1:19 min.) shows how a mobile support unit feeds aggregate, emulsion and water to a slurry seal or micro-surfacing paver for fast production of continuous surface Microsurfacing ...

Sprayed Asphalt Surface Treatment - tpub

Sprayed Asphalt Surface Treatment Sprayed asphalt treatments contain no aggregates. They are simply applications of different types of asphaltic materials to a prepared surface. The categories include fog seals, dust laying, and road oiling. Prime and tack coats are also considered as a sprayed asphalt treatment.

Chapter 3 Pavement Patching and Repair

Chapter 3 Pavement Patching and Repair General The roadway is the paved or otherwise improved portion of a public highway ordinarily used for vehicular travel. The roadway surface is normally classified as rigid (consisting of Portland Cement Concrete) or flexible (consisting of asphaltic materials).

ES-12 Asphalt Surface Treatments - Contractor Campus

Nov 22, 2019 · Description. ES-12 Asphalt Surface Treatments covers inspections of existing pavements, distribution of asphalt, distributor speeds, surface treatment design, Includes: items to be considered, inspection of existing pavements, asphalt distributor, checking distributor speed, checking spreads, aggregate spreaders, rollers, power broom, auxiliary equipment, pavement preparation, surface ...

Gold Coast Asphalt Service - Chip Seal, Asphalt Contractor ...

Chip Seal (or seal coating, BST, Bituminous Surface Treatment) is the application of a special protective wearing surface to an existing pavement, whether a driveway, roadway or parking lot. A dump truck full of gravel chips locks on to the chip spreader and is pulled backwards.

Chip Seal Best Practices Manual

NCDOT CHIP SEAL BEST PRACTICES MANUAL. 2. THE EXISTING ROADWAY The strength of Asphalt Surface Treatments (AST), Chip Seals in particular, is that they provide water proofing of the underlying structure. They can be thought of as a wearing surface or a protective skin for the existing roadway. However, the Chip Seal cannot replace the need for a

UFGS 32 01 13.63 Gilsonite Modified Asphalt Emulsion …

requirements for gilsonite modified asphalt surface coatings (not coal tars products, only Gilsonite ... be as provided in Table 6 for the treatment area[s] at the specified dilution rate[s] as noted. The actual application rates will vary within ... 1.3.3 Aggregate Spreader The asphalt distributor truck will be equipped with an aggregate spreader


existing surface which is to be covered by a bituminous plant mix material in accordance with these ... The area of treatment and the rate of application of a tack coat shall be based on the plans and ... spraying or rolling of joint sealant on the vertical face of the joint in front of the asphalt spreader.


SENIOR ASPHALT EQUIPMENT OPERATOR (SURFACE TREATMENT) in Moses Lake, WA ... may be assigned to the surface treatment crew or the district crew. ... High Complexity – slurry truck, chip spreader ...