era asphalt surface treatment


Asphalt surface treatment is a broad term embracing several types of asphalt and as- phalt-aggregate applications, usually less than 25 millimeters (1 in.) thick and applied to any kind of road surface. The road surface may be a primed granular base, or an existing asphalt

Asphalt Seal-Coat Treatments

Asphalt seal coats are surface treatments designed to seal and protect the asphalt pavement from harmful environmental conditions such as sunlight, rain, and snow. Surface treatments are also applied to enhance the wearing properties and improve the traction between the pavement and vehicle tires.

SURFACE TREATMENTS | Avery Asphalt Inc. | United States

SURFACE TREATMENTS. Surface treatments such as seal coat, slurry seal and micro surfacing, improve the quality of paved areas and extends its overall lifespan. All surface treatments seal existing areas with asphalt and most forms of these treatments are fairly similar to one another.

Asphalt Surface Treatments for Local Roads and Streets

ASPHALT SURFACE TREATMENTS FOR LOCAL ROADS AND STREETS TABLE OF CONTENTS INTRODUCTION TO SURFACE TREATMENTS A. Uses of Surface Treatments l. Sealing 2. Improved Surface Properties 3. Skid Resistance 4. Improved Visibility 5. Initial Wearing Surface 6. Prevention of Reflective Cracking 7. Skin Patching

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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. We have the experience, expertise, and technology to …

Asphalt Surface Treatment Guide

iii Asphalt Surface Treatment Manual Asphalt Surface Treatment Guide This is: • A guide, not a mandate or a step-by-step how-to manual. • A guide that covers considerations and tools to select and build the three basic asphalt surface treatments that Alaska DOT&PF has experience with. • A guide that will be revisited and updated when ...

Bituminous Surface Treatments - Pavement Interactive

When to Use A Chip Seal

What surface treatment option best suits your pavement ...

Jan 14, 2014 · What Surface Treatment Option Best Suits your Pavement Maintenance Needs? Choose the right pavement preservation method at the right time for best results and extended pavement life Jessica Lombardo

Design and Construction Guide for Surface Treatments …

course surface treatment is constructed by spraying asphalt binder on the primed base surface followed by spreading aggregates (rocks). The aggregate layer is then rolled,

Single, Double, High Performance and Bituminous Chip Seals

Soft, flexible, polymer modified asphalt emulsion is applied directly to the pavement followed by an application of #8 or ¼ inch aggregate. The thick asphalt membrane water proofs and bonds the new aggregate to the surface, providing a new skid resistant wearing course.

Road Sealer | Sealcoat for Roads | Bituminous Surface ...

Liquid Road is a polymer-modified, fiber reinforced asphalt emulsion coating that is job-mixed with specially graded aggregate and applied to the road surface. The result is a highly durable, slip-resistant surface treatment that greatly extends pavement service life.

Treatment Types | Pavement Preservation | Services | Roads ...

Cold-in-Place (CIR) recycling is a method of removing and reusing the existing asphalt surface. It involves grinding off the top 2 to 5 inches of the existing asphalt surface and mixing the crushed asphalt with an asphalt recycling agent, and placing it back down with a paver.


Other Locations Available for This Class: GCC DANIEL TECHNOLOGY CENTER, 18121 Technology Drive, Culpeper, VA. 22701, 540.891.3000 |. Course topics: Introduction to equipment, materials, construction, placement procedures, specifications, and calculations. The intended audience is field personnel that have an impact on the quality of surface treatment application.

Pavement Preservation | HA5

Effectively preserving the asphalt binder before oxidative damage takes place is recognized as the most cost-effective strategy for managing asphalt pavement. Due to the asset preservation qualities and durability of the installations, HA5 is also a surface treatment specified by owners and managers responsible for asphalt parking surfaces.

SECTION 406 - The National Center for Pavement …

ASPHALT SURFACE TREATMENT - SINGLE TREATMENT 406.1 406.1 Description 1 406.1 This section contains specifications for the materials, equipment, construc-tion, measurement, and payment for a wearing surface composed of an appli-cation of a modified cationic emulsion (CRS-2P) and an application of aggre-


The Paver Placed Surface Treatment consists of a warm polymer modified asphalt emulsion tack coat followed immediately with an ultra-thin hot mix asphalt wearing course. The tack coat is spray applied immediately prior to the application of the wearing course to produce a durable wearing surface that can be opened to traffic.

What is the difference between “Asphaltic Concrete” and ...

Nov 08, 2016 · Asphaltic Concrete is a thick layer of material (bitumen mixed with sand and gravel) typically 75mm or more thick that adds strength to the road construction as well as providing a running surface. Surface dressing is a very thin layer of material...

Supplemental Specifications

Asphalt Surface Treatment - Single Treatment. 12/01/2010. Cement Modified Recycled Base. 04/01/2011. Profile Road Marking System . 04/02/2011. ... High Friction Surface Treatment. 08/01/2014. Class 5000 Structural Concrete. 08/04/2014. Temporary Pavement Markings Fast Dry, High Build Durability Waterborne Paint.

Onyx – Nu Rock Asphalt Coatings

Quick and tough, Onyx frictional mastic surface treatment was created to be the fast-drying asphalt roadway and pavement sealing solution you’ve been looking for. It gives you the advantage when it comes to your road-way projects.

Best Practices Handbook on Asphalt Pavement …

Also given are recommended applications for crack sealers and fillers, surface treatments, and pothole patching. Specifications, technical memoranda and special provisions are included for all treatment methods recommended in the 1 7 1)ocurnenl Analysisi1)escriptots -7--18. Availability Statement Asphalt pavement maintenance Fog seal Seal coat

Georgia DOT Asphalt Pavement Selection Guidelines

Bituminous surface treatment or hot mix asphalt can be used as surface mixes on low volume roads, such as subdivision streets. BST is beneficial to seal weathered pavements without …

Materials Division Surface Treatment Certification Study …

Surface Treatment is also known as Chip Seal and is defined as an asphalt-aggregate application. Generally, the depth of the application is less than one inch and may be placed over any roadway surface – granular or existing pavement. SURFACE TREATMENT USAGE Low traffic primary and secondary routes are generally selected for Surface Treatment


Binder means an emulsified asphalt with or without polymer modification used to bind aggregates. 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 ...

» Surface Treatment - vaasphalt

©2019 Virginia Asphalt Association | 6900 Patterson Ave, Richmond, VA 23226 | (804) 288-3169 | cfahed@vaasphaltcfahed@vaasphalt

Using Polymer Modified Asphalt Emulsions in Surface ...

Polymer modification of asphalt emulsions offers improvements in performance and durability, mitigation of pavement distress, and reduced life cycle costs when compared to unmodified asphalt emulsions or hot mix asphalt surface dressings. Polymers have exhibited demonstrable reductions in rutting, thermal cracking, and increased resistance

Asphalt Surface Treatment - Buildipedia

Aug 14, 2009 · Prior to the installation of an asphalt surface treatment, the existing pavement surface must be clean and dry. Particularly, lose aggregates, twigs, dirt, etc, that will affect the binding of new asphalt to the existing pavement must be removed. Surface treatments are installed by placing a layer of new asphalt binder on the existing pavement.

Asphalt Surface Treatment - Arcosa Lightweight

Asphalt Surface Treatment First introduced to the asphalt market over forty years ago, the use of lightweight aggregate in the United States exceeds 3,000 miles of asphalt pavement annually. Lightweight aggregate asphalt paving has been used throughout the country because it offers many advantages over asphalt made with ordinary aggregates ...

Pavement Treatment - Surface Treatment - Info | Virginia ...

Paving and Resurfacing

Surface Treatments - allstatesasphalt

Some bituminous surface treatments are an ideal, low cost solution for improving rural gravel roads with an asphalted surface. Others can be a good solution for correcting and protecting the surfaces of raveling, poorly constructed or segregated hot mix asphalt pavements.

Decorative surfacing - Pavement Surface Coatings

In snowy and icy conditions, it becomes necessary to run a snow plow over and asphalt surfaces in order to maintain safe conditions for motorists and pedestrians. With our innovative surface treatments, you can rest assured that a snow plow will not damage the Endurablend installation.

Best Practice Manual for Thin Bituminous Surfacings …

Best Practice Manual for Thin Bituminous Surfacings Foreword Ethiopian Roads Authority Page i FOREWORD The Ethiopian Road Authority (ERA) is implementing various measures to improve capacity in the road construction industry to construct thin bituminous surfacings for rural roads.

Extend Asphalt Serviceability with a High Density Mineral ...

Due to the asset preservation qualities and durability of the installations, HA5 is also a surface treatment specified by owners and managers responsible for asphalt roads and parking surfaces. In use by over 200 public agencies, it is also the choice for school districts, religious organizations, medical providers, and various business types for asset preservation.

Section 424 Bituminous Surface Treatment

Do not apply asphalt cement to a wet surface or when the temperature is below 65 ºF (18 ºC). Never apply emulsions if the temperature is below 55 ºF (13 ºC). NOTE: If hot mix asphaltic will be applied over the surface treatment, the Engineer may waive the

24 - Surface treatments - Modifications of bitumen and ...

Surface dressing is the most common technique for wearing courses especially for the economical maintenance of rural roads for moderate traffic. It accounts for than more 150 million square meters. A new technique has appeared on national roads, the CAPESEAL which combines ESU (surface dressing) plus ECF ( cold micro asphalt surfacing).


ASPHALT & CONCRETE SPECIFICATIONS Revised 03/15/2011 Bids and Contracts: Asphalt & Concrete Specifications 4 of 10 INSPECTIONS PARAMETERS Inspect all completed Cement Treated Base work prior to final overlay of surface. Inspect all areas of parking lot to ascertain stable vase to complete an overlay on a complete surface.


(classes T5 through T8). For the asphalt , the mix design should favor durability over seeking a high stability. The above requirement for high quality roadbase also applies to classes of traffic T5 and higher in Charts 1 and 2 using surface treatment as surfacing, but a gravel roadbase may be considered for the lower classes (T1-T4).

Section 7: Surface Treatments - Search

A surface treatment will generally seal off the vertical escape of moisture migrating upward out of a pavement, which can set up accelerated stripping in the existing HMA layer beneath the seal. For more information on surface treatments and seal coats, refer to the Seal Coat and Surface Treatment …

High Friction Surface Treatments Frequently Asked …

High Friction Surface Treatments Frequently Asked Questions. Frequently Asked Questions about High Friction Surface Treatments (HFST) • SAFETY • MAINTENANCE AND OPERATIONS • COST • ENVIRONMENTAL IMPACTS • SITE CONDITIONS • MATERIAL SPECIFICATIONS / DURABILITY • LESSONS LEARNED • INSTALLATION 1. What is a High Friction Surface ...

Microsurfacing Treatment Types

Slurry relies on evaporation of the water in the asphalt emulsion. The asphalt emulsion used in microsurfacing contains chemical additives which allow it to break without relying on the sun or heat for evaporation to occur.

8403 Coloured asphalt surface treatments

Where the Coloured Surface Treatment has been nominated, on the project drawings, to any other area, other than a Cycleway, then the colour of the aggregate applied to asphalt must be an approximate match (AS/NZS 1580.601.1) to the colour specified on the project drawings.

What Is Slurry Seal | Slurry Seal Explained | Rayner ...

Slurry seal is a cold mix paving system that can remedy a broad range of problems on streets, airfields, parking lots, and driveways. Think of Slurry Seal as an Industrial Grade Asphalt Surfacing.

Asphalt Surface Treatment - Arcosa Lightweight

Asphalt Surface Treatment Wet or dry, road surfaces containing lightweight aggregate provide superior skid resistance. This resistance is maintained because lightweight aggregate does not polish as it wears.

Surface Preparation - Pavement Interactive

Surface preparation generally takes one of two forms: Preparing the subgrade and granular base course for new pavement. This can involve such activities as subgrade stabilization, over-excavation of poor subgrade, applying a prime coat or compacting the subgrade. Preparing an …

Sprayed Asphalt Surface Treatment - tpub

SURFACE TREATMENTS A surface treatment is an application of asphalt materials to any type of road surface with or without a cover  of  mineral  aggregate.  This  application  produces an increase in thickness usually less than 1 inch. Surface treatments have a variety of uses.

Thin asphalt overlays for pavement preservation

Thin Asphalt Overlays Thin asphalt overlays are a popular solution to pavement preservation. They are economical, long-lasting, and effective in treating a wide variety of surface distresses to restore ride quality, skid resistance, and overall performance.


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.

Local Agency Specifications Archive - Asphalt

Bituminous Surface Treatment (Including Mineral Seal Coat) This Specification covers the requirements of constructing a wearing surface composed of separate applications of bituminous material covered with aggregate, either in single applications, double (alternate) applications, or triple (alternate) applications.

Full version 03-5-07

LEE, JU SANG. Performance Based Evaluation of Asphalt Surface Treatments Using Third Scale Model Mobile Loading Simulator. (Under the direction of Dr. Y. Richard Kim). This dissertation presents the research efforts to evaluate the characteristics of asphalt surface treatment (AST) performance including aggregate retention, bleeding, and skid

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

A scrub seal is a treatment in which a bituminous material (emulsion or asphalt binder) is literally scrubbed into the surface of a heavily cracked asphalt pavement using brushes (figure 15). A cover aggregate is then broadcast over the surface, in a similar manner to a chip seal.

Asphalt Resurfacing Techniques | Crisdel Group, Inc. | NJ ...

Asphalt Resurfacing Techniques. February 2017 Typically, asphalt surfaces have a lifespan of 8-12 years. There are a variety of techniques available to repair and maintain asphalt. Among them, include: Asphalt resurfacing. Resurfacing an asphalt surface will help improve driving conditions and the appearance of roads.


Shipping temperature of the asphalt from the refinery shall not exceed 356 °F {180 °C} for unmodified binders. For polymer modified binders, shipping temperatures in excess of 356 °F {180 °C} may be allowed with the approval of the Materials and Tests Engineer.

What is Hot Mix Asphalt Pavement? - apa-mi

HMA Ultra-Thin HMA Ultra-Thin offers a simple, cost effective way to maintain roads and streets, as it protects your investment in them. A hot mix asphalt treatment designed specifically for thin lift (3/4 inch) placement, HMA Ultra-Thin was developed for structurally sound pavements that are showing signs of aging, oxidation or minor surface disintegration.


paving mixtures for the base and surface pavements. It is important that a Job Mix Formula for the paving mixture be established for and approved by the engineer. A reputable hot mix asphalt producer,providing standard mixes,can readily furnish the engineer with a written Job Mix Formula. The asphalt mixtures referred to in this manual are Maryland

What is a Cape Seal and how is it compared to other ...

What is a Cape Seal and how is it compared to other Surface Treatments? A Cape Seal is a chip seal covered with a slurry or micro-surface. The benefits from using a cape seal include a very smooth surface with an increased durability by sealing the subbase.


MAINTENANCE SOLUTIONS FOR BLEEDING AND FLUSHED PAVEMENTS Page 10 DEFINITION: BLEEDING As used in this document, bleeding is the upward movement of asphalt in a seal coat or surface treatment resulting in the formation of a film of asphalt on the roadway surface. Bleeding occurs when excess asphalt binder fills the

Asphalt and Pavement Preservation Services | Intermountain ...

A chip seal is a roadway surface treatment that consists of a layer of asphalt binder with layers of embedded aggregate. Excess cover aggregate is normally removed upon completion. This treatment weather-proofs surfaces and adds skid resistance, stops raveling, seals minor cracks, and slows further deterioration of pavement.

Asphalt Surface Treatment | Paradise Valley, AZ - Official ...

Public Works primarily uses two types of asphalt surface treatments on Town roads: 1.Mill and Overlay: This treatment is used when asphalt has reached the end of its life cycle. Milling 1” to 2” of existing asphalt and replacing with new asphalt extends the life of the street and provides a quality driving surface.

Axys – Nu Rock Asphalt Coatings

Quick and tough, Axys Mastic Surface Treatment treatment combines the durability you want from a pavement maintenance application with the environmental sensitivity that your stakeholders value. Nu Rock continually strives to manufacture the latest pavement preservation technology, resulting in a better asphalt maintenance solution for you.

Road Standards and Paving Standards - ASTM International

Road Standards and Paving Standards ASTM's road and paving standards provide the specifications and test methods pertinent to the material, physical, mechanical, performance, and application requirements of road surfaces and pavements.