ultra thin asphalt overlay

Thin Overlays - Asphalt Pavement

A new generation of thin-lift asphalt overlays called Thinlays™ are a popular approach to pavement preservation because of their ability to provide improved ride quality, reduce pavement distresses, maintain surface geometrics, reduce noise levels, reduce life-cycle costs, and provide long-lasting service.

Ultra Thin Asphalt Overlays | West Contracting

Ultra Thin Asphalt is a hot mix asphalt installed with a specialized asphalt paving machine. This machine is called a Bondtekk Paving Machine, a technology developed by Road Science.

Ultra Thin Overlay - Asphalt Paving Systems, Inc

Ultra Thin Overlay Ultra Thin Overlay is a high-performance surface course over either asphalt or pavements. The one-pass construction process consists of a heavy application of polymer modified asphalt emulsion membrane followed by an ultra thin HMA, both placed by a single machine.

Thin Asphalt Overlays | Pavement Management Expert

Ultra Thin Bonded Wearing Course Ultrathin Bonded Wearing Course (UBWC) is a heavy application of a polymer modified emulsion followed immediately by a thin layer of gap graded hot mixed asphalt. The emulsion is applied through a spray bar mounted behind the wheels and immediately ahead of the screed on a conventional HMA paving machine.

Thin Asphalt Overlay | E&B Paving


Tech Brief: The Use of Thin Asphalt Overlays for Pavement ...

A thin asphalt overlay will improve smoothness more than a chip seal and the small macrotexture of the thin asphalt overlay surface will generate less tire–pavement interface noise than the chip seal. These benefits are a part of

Thin lift overlays | Asphalt magazine

Thin lift asphalt overlays come in different types and can meet many different user needs. They can be very useful in correcting surface deficiencies. They can restore skid resistance to a pavement whose surface has begun to polish. They can be effective in sealing the existing pavement …

Thin Asphalt Overlays - roads.maryland.gov

overlay immediately with a thin Gap-Graded Stone Matrix Asphalt (GGSMA) mix. The application of these two materials per this Special Provision is referred as an Ultra Thin Bonded Wearing Course. SECTION 900 —ULTRA-THIN BONDED WEARING COURSE Polymer Modified Emulsion Membrane Gap-Graded Stone Matrix Asphalt (GGSMA) Mixture for UTBWC

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.

HMA Ultra-Thin - APAM, Asphalt Pavement Association of ...

HMA Ultra-Thin Makes Dollars and Sense Most common surface maintenance treatments only delay the inevitable. But a thin overlay of hot-mix asphalt - such as HMA Ultra-Thin - not only provides a new pavement surface for a fraction of the cost of starting over, it's the only preventive maintenance technique that adds structural value to the roadway, while helping to extend a pavement's service life.

Thin Lift Danny Gierhart, P.E Overlays: Regional ... - Asphalt

•Thin Lift Overlays are typically defined as surface mixes of 1.5” or less in compacted thickness • They can be a simple overlay or part of a mill-and-fill operation • They are not typically intended to strengthen the pavement structure, but

Concrete Pavement Overlay Design

Flowable Fibrous Concrete for Thin Pavement Inlays (Bordelon and Roesler 2011) (see Appendix C) 8. Illiniois DOT’s spreadsheet for bonded in lay/overlay of asphalt design (Roesler et al. 2008) Concrete Overlay Guide (Harrington et al. 2014)

Author: Jeffery Roesler

Thin Asphalt Overlay - Grimes Asphalt

Overview Thin overlays (1″-1.5″ of asphalt) and ultra thin overlays (less than 1″) offer an economical resurfacing, preservation, and renewal paving solution for roads requiring safety and smoothness improvements. Thin asphalt overlays not only provide a new pavement surface for a fraction of the cost of rebuilding a roadway, but they are the only preventative […]

Concrete Overlays - Concrete Parking

Over the past 30 years, overlays of 4-20 inches have yielded exceptional results in the rehabilitation of asphalt parking areas, streets, highways, and airport runways. In the late 1980s, researchers developed ultra-thin overlays by reducing the thickness, reinforcing the material, and redefining the joint spacings of standard overlays.

Asphalt Paving | ASI Paving

Ultra-Thin Overlay. At ASI, we want your roadway or parking lot always looking good. If your asphalt is starting to crack or has small puddles, an ultra- thin overlay may get the job done. This process involves removing one inch of the existing asphalt and repaving a new 1” wearing course. It brings a nice finish to the existing parking lot ...

Ultra Thin Bonded Wearing Course - The Maryland Asphalt ...

Ultra Thin Bonded Wearing Course & Alternatives Vince Galletti Quality Control Manager ... Ratio, & Performance Thin Asphalt Lift Overlays ... • Open Graded Friction Course placed with a high residual tack coat. • High Performance Thin Overlay (HPTO) • Ultrathin Bonded Wearing Course. Scope • MDSHA OMT to evaluate proposed pavement ...

Thin Overlays - state.nj.us

Types of Thin HMA Surfacings • Dense-graded mixes – Continuously graded, Superpave – High Performance Thin Overlay (HPTO) • Open-graded mixes – 15-22% voids, fibers and polymer or crumb rubber – Used to reduce splash and spray, improve high speed friction and reduce tire noise • Gap-graded systems – SMA and SMAR mixes (9.5mm & 12.5mm) – Ultra-Thin systems (Novachip)

3 Thin Hot-Mix Asphalt Overlay - Homepage - The National ...

Thin Hot-Mix Asphalt Overlay 8 3-thin hot-5-30.qxd 6/8/2003 2:15 PM Page 8. Thin Hot-Mix Asphalt Overlay 9 Trucks! Sufficient trucks are available to allow the paver to keep moving at a uniform speed. ! Trucks are clean and free of solvents before the mix is loaded.! Trucks have …

Pennsylvania’s Experience with Thin Asphalt Overlays

Pennsylvania’s Experience with Thin Asphalt Overlays Mansour Solaimanian, PhD, PE ... HMA Ultra-Thin 12.5 9.5 4.75 100 99-100 75-95 3/4 NC Ultrathin Bonded Wearing Course 12.5 9.5 4.75 100 85-100 ... Thin Asphalt Overlay Project Hamburg Wheel Tracking Tests - 8/23/2012 Temperature = 50ºC

Thin Asphalt Overlays for Pavement Preservation

Defining a Thin Asphalt Overlay? Thin overlays are typically ≤ 1 ½ inch thick (ODOT defines as any overlay less than or equal to 2 inch thick) They can be a simple overlay or part of a mill-and-fill strategy They are not typically intended to strengthen the pavement but …

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

Ultra-Thin Bonded Wearing Course. UTBWC is a specialty ultra-thin asphalt overlay used to restore ride quality while sealing and protecting the underlying pavement. It can also be used to mitigate shallow (less than 0.5-inch) rutting and can help retard fatigue cracking.

TxDOT High Performance Thin Overlays

TXDOT HIGH PERFORMANCE THIN OVERLAYS ... recycled asphalt materials –Building in fatigue cracking to our pavement structures (16 to 20:1) 4 2 year old overlay with RAP/RAS . Footer Text Genesis of Thin Overlays Goal: Develop a new strategy for PM overlays in the Austin District

Thin Asphalt Overlays - apa-mi

IS - 135 Thin Asphalt Overlays for Pavement Preservation. Thin asphalt overlays are popular approaches to pavement preservation because of their ability to provide improved ride quality, reduce pavement distresses, maintain surface geometrics, reduce noise levels, …

Road Science: Thin is In - Equipment World magazine

Jan 01, 2010 · Road Science: Thin is In ... “Thin and ultra-thin asphalt overlays have performance advantages compared to other preventive maintenance treatments,” Huddleston said. …

Table of Contents - PennDOT

pennsylvania DATE: DEPARTMENT OF TRANSPORTATION October 6, 2016 ... • Incorporated 6.3 mm thin asphalt overlay guidelines. 12.7 100% State Funded Pavement Preservation Guidelines 12.7 ... 5.5 Ultra-Thin Bonded Wearing Course NEW . MAY 2015 EDITION TABLE OF CONTENTS

Asphalt vs Concrete: Which Is Best? | Unique Paving Materials

The main types of overlays include: White topping; Ultra-thin white topping; Bonded overlay; Unbonded overlay . Disadvantages of Concrete Roads. Typically, the paving cost for is a little higher than the paving cost for asphalt.