slurry seal specification

Slurry Surfacing - International Slurry Surfacing Association

Slurry seal is applied to an existing pavement surface by means of a spreader box linked to the surface slurry-mixing unit. Slurry is introduced into the spreader box, which then lays down the slurry coating as the mixer/spreader is driven forward.

Industry Training Courses · President's Award for Excellence

Slurry Seals - Pavement Interactive

There are three basic aggregate gradations used in slurry seals: Type I (fine). This type has the finest aggregate gradation (most are smaller than the 2.36 mm (No. Type II (general). This type is coarser than a Type I aggregate slurry... Type III (coarse). This type has the most coarse gradation ...

slurry seal surface specifications - lcrconline

SLURRY SEAL SURFACE SPECIFICATIONS DESCRIPTION The Slurry Seal Surface shall consist of a mixture of emulsified asphalt, mineral aggregate and water, properly proportioned, mixed and spread evenly on the surface as specified herein and as directed by the Engineer. The cured slurry shall have a homogenous appearance and a skid resistant texture. MATERIALS

Section 427 Emulsified Asphalt Slurry Seal

Emulsified asphalt slurry seal is used to seal small cracks and correct moderate surface condition. Apply this type at a rate of 10 to 20 lbs/yd² (5.5 to 11 kg/m²) based on dry aggregate weight. If more than 20 lbs/yd² (11 kg/m²) of emulsified asphalt slurry seal is required, apply additional lifts of …

CONSTRUCTION SPECIFICATION FOR SLURRY SEAL

This specification covers the requirements for slurry seal and includes all surface preparation, material application, handwork, joints, protection while curing, clean up, and provision for a trial area. 337.01.01 Specification Significance and Use . This specification is written as a municipal-oriented specification.

CONSTRUCTION STANDARDS SECTION CS 16 SLURRY …

37-2.02 “Materials (Slurry Seal)” of the CALTRANS Standard Specifications except as modified by the following requirements included in these City Standard Specifications: A. Asphalt Emulsion: Asphalt Emulsion shall consist of Polymer Modified Asphalt

Slurry Seal Treatment Types - Los Angeles County ...

A slurry seal is the application of a mixture of water, asphalt emulsion, aggregate (very small crushed rock), and additives to an existing asphalt pavement surface. A slurry seal is similar to a fog seal except the slurry seal has aggregates as part of the mixture. This combined mixture of the emulsion and aggregates represents “slurry.”

Micro Surfacing - International Slurry Surfacing Association

Like its parent product, slurry seal, Micro Surfacing begins as a mixture of dense-graded aggregate, asphalt emulsion, water, and mineral fillers. While conventional slurry seal is used around the world as an economical treatment for sealing and extending the service life of both urban and rural roads,...

Preventive Maintenance - Slurry Seal

Slurry seal edges shall be parallel with the existing pavement edges. If the existing pavement edge cannot be used to give a straight edge, a stringline or other guide will be required. Edge lines shall not vary by more than ± 2 in. (50mm) horizontally in any 100 ft (30 m) of length.

International Slurry Surfacing Association

Highway 30 Cape Seal This 14 mile project on Highway 30 in the Hiawasee Ocoee State Park in Polk County Tennessee was completed by Strawser Construction for the Tennessee Department of …

Airport Construction Standards (AC 150/5370-10) – Airports

Provides individual specifications from AC 150/5370-10, Standards for Specifying Construction of Airports, including construction standards for general provisions, earthwork, flexible base courses, rigid base courses, flexible surface courses, rigid pavement, fencing, drainage, turfing, lighting installation, pavement rejuvenation

Uniform Standard Specifications and Details for Public ...

• Sections 332 and 715: Slurry Seal Material and . Applications • Sections 334 and 718: Preservative Seal for Asphalt Concrete ... These specifications and details, representing the best professional thinking of representatives of several Public Works Departments, reviewed and refined by members of the construction industry, were written to ...

The Difference Between Slurry Seals and Sealcoating | G P ...

A slurry seal is about twice as costly as a sealcoat. One reason why slurry is more expensive than a sealcoat is that the slurry is mixed on site and spread in a large machine. On the other hand, a sealcoat can be applied using a spray or squeegee.

CHAPTER 8 SLURRY SEALS

A slurry seal is a thin surface treatment that is laid in a thickness equal to the largest stone in the grading of its component aggregate. It may include either a conventional or polymer modified emulsion, and the slurry seal may be slow or quick setting.

Slurry Seal Emulsion

A slurry seal is a mixture of well-graded fine aggregate, mineral filler (if needed), emulsified asphalt, and water applied to a pavement as a surface treatment. It is used in both the preventive and corrective maintenance of asphalt pavement surfaces. It does not, nor is it intended to, increase the structural strength of a pavement section. Any pavement that is structurally weak in localized ...

SLURRY SURFACING CERTIFICATION STUDY GUIDE

Standard slurry seals are designed to be applied one stone thick (based on the placing of multiple layers to increase thickness will create an unstable seal and may lead to raveling, bleeding, rutting and/or washboarding). Crushed aggregate is important as the fractured faces allow the particles to seat and

AASHTO Specifications for Pavement Preservation

AASHTO Specifications for Pavement Preservation (May 2018) Specifications are published by AASHTO each year. Annual revisions are voted on by the AASHTO Committee on Materials and Pavements representing all Member Departments. If approved by at least two-thirds of the Member Departments the specification becomes a standard.

Slurry Seal Surfacing Santa Clara County, San Jose ...

Slurry seal is an asphalt slurry mixture made from closely graded fine aggregate, emulsified asphalt and water, all carefully calibrated and mixed to form a mortar-like compound.This mixture is designed for easy and efficient spreading as a sealer on streets, playgrounds, parking lots and driveways.

SPECIAL SPECIFICATION 3250 Emulsified Asphalt Slurry …

2004 Specifications CSJ 6240-39-001 SPECIAL SPECIFICATION . 3250 . Emulsified Asphalt Slurry Seal Surface Treatment . 1. Description. Furnish and place an emulsified asphalt slurry seal surface treatment consisting of a mixture of emulsified asphalt, mineral aggregate, and water properly

Recommended Performance Guidelines

The slurry seal shall consist of a mixture of an approved emulsified asphalt, mineral aggregate, water, and specified additives, proportioned, mixed and uniformly spread over a properly prepared surface as directed by the Buyer's Authorized Representative (B.A.R.). The completed slurry seal shall leave a

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

Slurry seal is a mixture of aggregate, asphalt emulsion, and filler, which are mixed together according to a laboratory’s design-mix formula. water is also added for workability. 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.

Maintenance | Caltrans

State of California. The California Department of Transportation (Caltrans) owns or controls 350,000 acres of Right of Way and maintains 15,133 centerline miles of …

2019 Cape and Slurry Seal | City of Fremont Official Website

The 2019 Cape and Slurry Seal Project is an effort on the part of the City’s Engineering and Maintenance Divisions to perform preventive maintenance on existing street pavements. The surface treatments; which include cape seals and slurry seals are …

Publications - Standard Specifications for Road, Bridge ...

Sep 01, 2019 · The Standard Specifications have been developed to serve as a baseline for the work that is delivered to the public by the Washington State Department of Transportation. This version of the 2020 Standard Specifications is in 8.5 X 11 format and is available as a printed document from Washington State Department of Enterprise Services, myPrint ...

302-4 EMULSION-AGGREGATE SLURRY. 302-4.1 …

302-4 EMULSION-AGGREGATE SLURRY. 302-4.1 MATERIALS. Material for emulsion-aggregate slurry shall conform to 203-5. 302-4.2 MIXING. ... Slurry seal with WTAT loss greater than 99.1 g/ft² shall be removed to the satisfaction of the Engineer. Title: Slurry Seal - Greenbook 302-4

Slurry Seal Quality Construction

This document is a brief technical summary on slurry seal preservation treatments which is included in a larger report, State-of-the-Practice in Chip Seal, Slurry Seal, Micro Surfacing and Thin Lift Asphalt Overlay Construction Quality Assurance (Report No. 715-15-050). This Tech Brief provides information on slurry seal specifications and

CHAPTER 9 MICROSURFACING

Unlike slurry seal, microsurfacing is still being researched by Caltrans and the specification is under development. The Caltrans Microsurfacing Pilot Study carried out in 2001 was the first step in the process of implementing microsurfacing to the Department. A non-standard specification has been developed under this study and it is referred to as

Slurry Seal - roadresource

Use ISSA A105 and the following statements to inform decisions and provide support when writing a final specification for your slurry seal treatment: Determine if any changes to the specifications as stated are required for the asphalt emulsion and aggregate per AASHTO/ASTM specifications. State ...

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. The principal materials used to create slurry are aggregate, asphalt emulsion,...

CONSTRUCTION SPECIFICATION FOR SLURRY SEAL

Slurry Seal means a homogeneous mixture of emulsified asphalt, fine aggregates, water, mineral filler, and, if required, additive. This mixture is applied in a cold fluid state on a prepared bituminous surface.

How Is Slurry Seal Made | How Is Slurry Seal Applied ...

Slurry is introduced into the spreader box, which then lays down the slurry coating as the mixer/spreader is driven forward. The spreader box is capable of spreading the slurry seal over the width of a traffic lane in a single pass, and is constructed so that close contact with the existing surface is maintained.

Pavement Treatment - Slurry Seal - Info | Virginia ...

Slurry seal is a mix of asphalt emulsion and aggregate that is spread over the entire roadway surface. It is applied by a truck equipped with a squeegee or spreader box. Slurry seals address longitudinal cracking, transverse cracking, weathering, the loss of friction, moisture infiltration, and roughness.

Slurry Seal Quality Construction

proportions vary by type of slurry seal. For Type A and B slurry seal, the residual asphalt content must be between 8.0-10.5%. For Type C slurry seal, it must be between …

SLURRY SEAL SURFACING. (REV 9-15-14) SECTION 335 …

Slurry seal is a mixture of polymer-modified emulsified asphalt, mineral aggregate, mineral filler, water, and other additives, properly proportioned, mixed and spread on a paved surface. The mix shall be capable of being spread in a uniform thickness cross-section.

For Emulsified Asphalt Slurry Seal

procedures for the application of Emulsified Asphalt Slurry Seal Surfacing. 2. DESCRIPTION Slurry seal shall consist of a mixture of an emulsified asphalt, mineral aggregate, water, and additives, proportioned, mixed and uniformly spread over a properly prepared surface as directed by the Buyer's Authorized Representative (B.A.R.). The slurry seal shall be applied as a homogeneous mat, adhere

The Difference Between Slurry Seals and Sealcoating | G P ...

A slurry seal is about twice as costly as a sealcoat. One reason why slurry is more expensive than a sealcoat is that the slurry is mixed on site and spread in a large machine. On the other hand, a sealcoat can be applied using a spray or squeegee.

slurry - VSS International

With over 60 years of experience in the construction industry, VSS International, Inc. stays forefront of developing techniques, asphalt technology, and equipment manufacturing.

CONSTRUCTION SPECIFICATION FOR SLURRY SEAL

Slurry Seal - Type I 10 to 16% by dry mass of aggregate Slurry Seal - Type II 7.5 to 13.5% by dry mass of aggregate Slurry Seal - Type III 6.5 to 12% by dry mass of aggregate Mineral Filler: 0.5 to 2.0% by dry mass of aggregate The slurry seal material shall be designed to carry traffic within 4 hours of placement.

Slurry Seal Surfacing | Hardrives Construction

Type II slurry uses 1/4” aggregate and is commonly used to seal, correct moderate to severe raveling, oxidation damage and loss of matrix, as well as improving skid resistance. It is the most commonly used slurry seal and is widely employed where moderate to heavy traffic is found.

Spec 045 JDCrevJan10 - gov.uk

Specification 045 Slurry Surfacing for Airfields 1 Introduction May 2009 1 1 Introduction. 1.1 BACKGROUND. 1.1.1 The unique characteristics of military aircraft, in terms of speed, weight, tyre pressures, and problems with FOD, fuel, de-icing fluids, etc., create special requirements for the surfacing of …

Slurry Seal Design - pavementpreservation

produce a Slurry Seal job-mix formula. 2. REFERENCED DOCUMENTS 2.1. AASHTO Standards: M 17, Mineral Filler for Bituminous Paving Mixtures M 85, Portland Cement M 208, Standard Specification for Cationic Emulsified Asphalt M 295, Coal Fly Ash and Raw …

University of Houston Master Construction …

University of Houston Master Construction Specifications Insert Project Name AE Project Number: Asphalt Slurry Seal Coat 32 12 36 – 4 Revision Date: 1/29/2014 C. Allow mixture to cure for 48 hours. D. Apply a second seal coat in the same manner as the first …

BITUMINOUS SLURRY SURFACING

In RMS R109, the term “bituminous slurry” or “slurry” must include “slurry seal” and “microsurfacing”. The nominal size of the slurry (e.g. size 5), refers to the …

MOD works specifications - GOV.UK

Aug 04, 2011 · Specifications are documents which specify the Ministry of Defence preferred solution for a works matter. ... SPEC 45 Slurry surfacing (including slurry seal and …

Slurry Seal and Seal Coating for Airport Pavement ...

P-626 is the Federal Aviation Administration (FAA) specification for slurry seal surface treatments. A slurry seal is a homogenous mixture of  emulsified asphalt, water,  well-graded fine aggregate, and mineral filler that has a creamy, fluid-like appearance when applied.

Asphalt Slurry Seal & Micro Surface | Virginia | Boxley

Slurry Seal is a black, durable, dust-free surface that fills in cracks and surface imperfections while offering excelling skid resistance for motorists. Slurry seal is great for resurfacing parking lots, roadways, highways, subdivisions, and more. Contact a Boxley office for additional applications.

Performance Review of Micro Surfacing and Slurry …

The aggregate used as part of a slurry seal is a crushed aggregate with a gradation that can vary over a range of three or more gradation bands. The International Slurry Seal Association (ISSA) defines the accepted gradations as Type I, Type II and Type III, with Type I being the finest and Type III the coarsest gradation (Table 1).

Slurry Seal Mix Design - SlideShare

Apr 21, 2016 · TEST SPECIFICATION slurry micro MEASURES Sand Equivalent 45 (55) minimum 65 minimum Clay content Dust/ Clay like content Durability Index 55 minimum 55 minimum Resistance to abrade to clay like particles Abrasion (LA Rattler) 35% maximum 30% maximum Resistance to traffic Crushed Particles 100% 100% Angularity for interlocking Gradation Type I Type II Type III Type II …

Slurry Seal Checklist

Slurry Seal Checklist 2 Project Review Verify that the project is a good candidate for slurry seal by confirming the absence of any alligator cracking indicative of subgrade failure or inadequate subsurface drainage. Investigate whether any rutting exists on the pavement, and if so, is ¼ in. or less in depth.

DOUBLE CHIP SEAL, SLURRY SEAL, and CAPE SEAL

Section 520 - Slurry Seal 520.1 Slurry seal and all work shall be performed and conform to the provisions in Section 37-2, “Slurry Seal”, of the Caltrans Standard Specifications and these Special Provisions. Aggregate shall be Type II spread at a rate of 14 pounds of dry aggregate per square yard.

Asphalt Seal-Coat Treatments

A slurry seal is a mixture of quick setting asphalt emulsion, fine aggregate, mineral filler, additive, and water. The ingredients are carefully measured and combined on the project site and spread with a squeegee device. In small areas and parking lots, a hand squeegee is …

Specifications - SealMaster

Product Specifications In order for sealcoating and other pavement maintenance projects to perform as expected, it is important to follow manufacturers' specifications. Sealcoating success largely depends upon mix design and application methods. Use the following specification sheets for sealcoating and other maintenance products to help you get the most of your pavement maintenance program.

MEMORANDUM - San Diego

slurry seal requirements is to maximize use of and preserve existing public infrastructure while ensuring public safety. To restore the pavement surface to its original condition prior to excavation work (pre-existing surface condition) and meet

Transport and Main Roads Specifications MRTS13 …

Technical Specification, MRTS13 Bituminous Slurry Surfacing Transport and Main Roads Specifications, November 2018 1 . 1 Introduction . This Technical Specification applies to the manufacture and laying of a bituminous emulsion / aggregate slurry road surfacing system. Two systems are covered by this Technical Specification: a) slurry seal, and

Mix Design Methods for Slurry Seal / Microsurfacing and ...

Description: Mix designs are an integral part of the overall performance of Slurry Seal, Microsurfacing and Chip Seals. For mix design of Slurry Seals and Micros, there are several recommended sources including ASTM D3910, ISSA A-105 & ISSA A-143, and MS-19 Basic Asphalt Emulsion Manual. In the lab, blending of the materials that are to be used in the field Continue Reading

Utah Department of Transportation

02785 - Chip Seal Coat. January 1, 2012 See Supplemental Specification Issue Fourteen August 27, 2015 (Posted September 21, 2015) 02786 - Open-Graded Surface Course (OGSC) January 1, 2012 02787 - Bonded Wearing Course (BWC) January 1, 2012 02789 - Asphalt Slurry Seal Coat. January 1, 2012 02821 - Chain Link Fencing and Gates. January 1, 2012

Microsurfacing

Microsurfacing is an economical, polymer- modified, cold-mix paving system that utilizes carefully selected materials, detailed design parameters and advanced technical specifications to create one of the most advanced (and eco-friendly) surface treatments available today.