Production Rate Table

Item. Unit. Expected Production Range (1) Concrete Masonry, Bridges (Foundation Substructure) CY/DAY. 15 - 32, 19 typ. Parapet LF/DAY; 49 - 130, 60 typ.

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UNIT PRICE LIST

surface course asphalt (per in) sy $4.50 base asphalt (per in) sy $5.00 milling (1.5d) sy $10.00 select fill cy $19.00 soil cement cy $41.00 filter fabric sy $4.00 concrete pavement (6") sy $65.00 pavement cut/patch sy $55-110.00 shoulder restoration lf $5.00 drainage - pipes structures

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What is acceptable us of Bituminous Slurry Seal

Jun 21, 2010The original plan was to mill and fill 1 until I figured out that the subbase is pumping (Desert land with high clay content) and there is minimal asphalt in its existing condition. I am just trying to rehab some roads that are in need of maintenance and the Agency responsible for that has not been doing a very good job.

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Development of an Approach for Evaluating the Pavement

Slurry seal on surface treated roads : Microsurfacing on surface treated roads . Microsurfacing on hot mix asphalt (HMA) roads ; Thin overlay . Overlays 15-20 mm on hot mix asphalt roads ; Thin mill and overlay . Mill 15-20 mm and overlay 15-20 mm

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Paving for race tracks

Paving for race tracks. Jose Javier Garca Pardenilla. Publicada el 19 de Octubre de 2018. Working with paving is fun, and can even be addictive. When I'm out on my bike I often take note of the road surface when I'm held up in traffic, and sometimes I stop on the hard shoulder to take note of the condition of the paving while my travel

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What Is the Best Type of Pavement Marking Material?

Mar 23, 20184. Thermoplastic Paint. As the name implies, this substance contains plastic, and it is another type of pavement marking material normally found on highways. Thermoplastic pavement markings can be applied in various ways, such as preformed, extruded, ribbon and spray. Some states require a specific type of application and may not permit certain

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Glossary of Terms

This is an alphabetical listing of the terms and descriptions commonly used in the asphalt industry.* ASTM Definitions** Transportation Research Board Definitions A Absolute Viscosity: A measure of the viscosity of asphalt with respect to time, measured in poises, conducted at 60C (140F). The test method utilizes a partial vacuum to induce flow in the viscometer.Aggregate Spreaders

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Fog Seal Treatment Types

A fog seal is an application of a specially formulated asphalt emulsion (a thin liquid oil) to an existing asphalt pavement surface. A fog seal gets its name from its spray application, sometimes referred to as "fogging.". Asphalt emulsions used in fog seal applications contain globules of paving asphalt, water, an "emulsifying agent

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Asphalt Emulsion

K. Takamura, A. James, in Advances in Asphalt Materials, 2015 13.1 Introduction. Asphalt emulsions are water-continuous dispersions of fine asphalt droplets, typically 1–10 μm in diameter, manufactured with the aid of a mill. The emulsions may contain between 40% and 80% asphalt by weight. The emulsions have significantly lower viscosity than asphalt itself, and so can be applied at

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Section III: Surface Gravel

Recycled Asphalt As more of our asphalt pavements wear out, many of them are recycled. This is usually done by milling or crushing. Sometimes the material is available for use on a gravel road. It can be a good surface, but there are pitfalls. In this material, the bituminous portion of the old pavement becomes the binder.

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Sustainable Pavement Management Strategy

•Micorsurfacing: Cost $7.75/m2, Asphalt-like surface, good in shape correction, expected Life from 10 to 12 years •Saved significant amount of money in comparison to Thin Asphalt ($7.75/m2 Vs $20/m2)

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What Your Driveway Is Trying to Tell You

Apr 03, 20143 Buckling or Wavy Asphalt. Your driveway is trying to tell you: The problem is either loose ground or heavy vehicles. In northern states, buckling can be caused by frost heave in the spring

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Tennessee, Arkansas, and Mississippi Asphalt Milling

Asphalt Milling creates recycled asphalt, which is a cost effective material option vs. new asphalt. Asphalt Milling is also environmentally friendly since the recycled asphalt is used instead of new asphalt material. The Asphalt Milling process creates a new pavement surface that has improved performance and safety as well as improved

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Combining Preservation Treatments

Micro Surfacing Project Description • Nine (9) mile Mountain Road • Limited Access; one end was 20 miles of restricted mountain road the other end was 25 miles of mountain road with another 55 miles to an asphalt plant • Chip seal was applied to the road in late Fall. Temperatures fell too low and dirty aggregate was used.

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Ada resurface apwa_2019_presentation

Apr 30, 2019These projects have the potential to affect the structure, grade, or use of the roadway. Alterations include items such as reconstruction, major rehabilitation, widening, resurfacing (e.g. structural overlays and mill and fill), signal installation and upgrades, and projects of similar scale and effect." 10. ALTERATIONS VS.

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An Introduction to Asphalt Emulsions

An asphalt emulsion is liquid asphalt cement emulsified in water. It is composed of asphalt, water and an emulsifying agent. The emulsifying agent is sometimes called the surfactant, which is composed of large molecules. These soap molecules are like tadpoles, having a hydrocarbon tail soluble in liquid asphalt and an electrically charged or

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May

It is designed to fill in areas in which there is more severe damage. The test criteria are more challenging than for a simple slurry seal. REAS. The Rubberized Emulsion-Aggregate Slurry was developed to be able to be able to use tire buffing in a slurry seal like surface coating. The formulation is quite complex and covered by certain patents.

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Construction Specifications

Construction Specifications Publication 408. The construction specifications for PennDOT projects, outlined in PUB 408, are available electronically on the Forms, Pubs Maps section of the website.. Standard Special Provisions. Standard special provisions are maintained electronically in ECMS; PennDOT does not maintain a hardcopy format.

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Specifications and Details for Public Works Construction

NEW IN THE 2017 REVISION Uniform Standard Specifications and Details for Public Works Construction—2017 Revision to the 2015 Edition The MAG Standard Specifications and Details Committee, with assistance from five specialized working groups, considered 20

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National Center for Asphalt Technology

Eric Biehl, Ohio DOT Ohio DOT has a micro surfacing bond research project that's looking at determining bond strength as well as if and how much (diluted) tack is needed. Phase 2 field trials are to be placed in Spring 2019. Asphalt Forum Responses. The following responses have been received to questions shared in the previous issue.

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The Eco

micro surfacing) Hot Mix Asphalt (HMA) –(1.5" thin hot mix overlay) The hot mix overlay (mill fill) was a 1.5" application (which includes compaction) was assumed. Allowable maximum RAP amounts were 15% for the west coast model and 20% for the southeast model.

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Gradation Charts

Gradation Charts. The charts below show typical gradations of various products based on required specifications from agencies and organizations such as state DOTs, AASHTO, etc. Anti-Skid. Coarse Aggregates. Fine Aggregates. Micro-Surfacing. Rip Rap. Aggregate. Ordering Tips.

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FREQUENTLY ASKED QUESTIONS: ADA COMPLIANCE

Surface Sealing Painting or striping lanes Utility Improvements Addition of New Layer of Asphalt Hot In-Place Recycling Microsurfacing/Thin-lift Overlay Mill Fill, Mill Overlay New Construction Open-Graded Surface Course Rehabilitation and Reconstruction

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04

of hot mix asphalt is placed. HMA Mill and Overlay Old HMApavement or PCCP is removed or planed by a milling machine in • Crack sealing plus micro-surfacing results in 60% less cracking vs. no treatment at year 2 ~50 to 15% Less Cracking Crack Fill 930‐1,860 0.13‐0.25 Fog Seal 500 0.07

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ASPHALT COMPACTION

Sep 19, 2016The height of the hot asphalt layer should be enough to allow for its compaction rate. In the example above, the cold compacted layer is 50 mm (2) thick. The hot asphalt layer is laid 60 mm (2.4). After compaction, the hot asphalt layer will match the height of the cold mat, assuming that the crew has correctly calculated the compaction rate.

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What is Recycled Asphalt Millings? Benefits Cost

What is Recycled Asphalt Millings? Basically R.A.M. is old asphalt that is ground into gravel, that hardens/binds together when compacted. The best gravel to leave exposed for a long time is R.A.M (Recycled Asphalt Millings), when covered with a sprayed on application of liquid asphalt the R.A.M.will begin to bind the asphalt back together .

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Types of road and pavement treatments

Micro surfacing. This type of treatment is generally used on urban roads and lasts up to 10 years. We fix major faults and potholes first, then spread a pre-mixed asphalt dressing across the road. Micro resurfacing - video transcript. Pavement renewal and preservation Pavement renewal.

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VERMONT AGENCY OF TRANSPORTATION Research

Nov 05, 2014Preventative maintenance treatments include, but are not limited to, bituminous crack fill sealant, chip seal, micro-surfacing, slurry seal, cape seal, fog seal, paver placed surface seal, ultrathin - bituminous overlay, profile milling, cold milling and bituminous overlay, and ho-in-place t

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Crack Filler

SealMaster Trowel Grade is suitable for cracks up to 1-inch wide. Your other options include hot-applied products for parking lots, roads streets, and Federal-Specified applications. SealMaster carries hot pour crack sealants for both direct-fire machines and oil-jacketed equipment. Call (800) 395-7325 for the SealMaster nearest you!

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CIR Construction Practices and Specifications

Fill with Cold Mix Asphalt or Pre-Mill Around Affected Utilities Prior to Recycling. Micro-Surfacing

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Development of New Life Cycle Cost Modeling

1 Hot Mix Asphalt Mill Inlay (HMA) 10 N/A 10 10 Open Graded Friction Course (OGFC) 10 5.3 years 10 5.3 5/8 Chip Seal 3.8 1.8 5 1.8 Pavement Retexturing, Abrading 5 N/A 2 2 Pavement Retexturing, Shotblasting 5 N/A 2 2 Pavement Preservation Treatment Service Life (years) Treatment Service Life Based on Extrapolated Field Data 2.

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Different Types of Asphalt Pavement Cracks

Feb 13, 2017All of these elements are further facilitated if the base of the asphalt is weak from the get-go. The solution to this problem is to clear out all overgrowth and debris that is located at the edge of the asphalt pavement and fill the cracks with asphalt sealant. Of course, drainage in your parking lot should also be brought up to code and improved.

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