moving to performance specifications for concrete

specializing in the production of large, medium and small concrete mixers, concrete mixing stations, stabilized soil mixing stations and other equipment. It is a heavy industry enterprise integrating R & production and sales.

Moving to Performance Specifications for Concrete

Module 2 Moving to Performance Specifications for Concrete Michael F. Praul, P.E. Senior Concrete Engineer. FHWA Office of Asset Management, Pavements, and Construction

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Moving to Performance Specifications for Concrete

Understand what makes concrete last and identify what failure mechanisms we see. Specify the critical properties and test for them. Prepare mixtures to meet those specifications. This is a starting point for a performance-driven QA specificationand acceptance program for states and other owner agencies. Performance Engineered Mixture (PEM)

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(PDF) Performance-Based Specifications for Concrete

There are major benefits in moving from prescriptive to performance-based specifications, not least that the latter represents a more rational approach to improving concrete performance (Simons ...

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CONCRETE INSTITUTE of AUSTRALIA The Performance of ...

AS1379 SPECIFICATION AND SUPPLY OF CONCRETE 6.5 PROJECT ASSESSMENT OF STRENGTH GRADE 6.5.2 Project assessment for plants subject to production assessment (b) At least one sample from each 50 m³ (d) Concrete deemed not to comply if the moving average strength of 3 consecutive samples is less than f’ c

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Prescriptive vs. Performance Cement Specifications ...

Feb 01, 1996  Prescriptive specifications restrict the composition of cement or its constituents by giving chemical or physical requirements or limiting the raw materials used. Performance specifications give performance requirements only. Both ASTM C 150 (for portland cement) and ASTM C 595 (for blended hydraulic cement) have prescriptive elements.

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Performance-Based Specifications for Concrete Building ...

May 07, 2012  Traditional prescriptive specifications for concrete are no longer effective and the concrete construction industry is moving towards performance-based specifications. This paper will explore how performance-based specifications are being used to implement innovative products such as high-performance concrete, self-consolidating concrete and ...

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P2P - NRMCA

P2P is an acronym for Prescription to Performance specifications. The P2P Initiative is led by the National Ready Mixed Concrete Association (NRMCA) advocating for the ready mixed concrete industry to promote a shift from traditional prescriptive specifications to performance specifications for concrete.

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Portland-Limestone Cements: History, Performance, and ...

Performance, and Specifications Paul D. Tennis, Ph.D. Portland Cement Association . Today’s Objectives What is a portland-limestone blended cement History Environmental performance Concrete performance Changes to the specifications . Portland-Limestone Cement Why? Provides an option to implement proven

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Title: REVISION TO STANDARD SPECIFICATIONS SECTION

PURPOSE: The purpose of this EI is to issue new Standard Specifications for High Performance Internal Curing Concrete (HPIC). TECHNICAL INFORMATION: • Guidance for the use of High Performance Internal Curing Concrete is included in the Bridge Manual 2017, issued by EB-17-036. • HPIC has been used in about twenty contracts.

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Performance Specifications – What are they?

Definitions – Performance Specifications • Performance specifications: Specifications that describe how the finished product should perform over time. [For highways, performance is typically described in terms of changes in physical condition of the surface and its response to load, or in terms of the cumulative traffic required to bring the

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Batching, Mixing, Transporting, and Handling Concrete

The basic processes and common techniques are explained in this chapter. ASTM C94/C94M, Standard Specification for Ready-Mixed Concrete, provides standard specifications for the manufacture and delivery of freshly mixed concrete. ASTM C94 provides three options for ordering concrete: Option A is a performance based order.

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Prescriptive vs. Performance Specifications in Construction

Performance Specifications. The kinds of specifications that might fit a little bit better with design-build projects are what we would call performance specifications. These specifications aren’t recipes. They don’t tell the contractor how to do the work. What they tell the contractor is what we want.

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Competency Examples with Performance Statements

Thinks in terms of generalized models rather than concrete details. Attention to Detail. ... Weighs the pros and cons of each option before making a decision and moving forward. ... Performance Management Competency Examples with Performance Statements. Page 2. Page 1.

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Batching, Mixing, Transporting, and Handling Concrete ...

The specification, production, and delivery of concrete are achieved in different ways. The basic processes and common techniques are explained here. ASTM C 94 pro-vides standard specifications for the manufacture and delivery of freshly mixed concrete. Standards of the Concrete Plant Manufacturers Bureau, Truck Mixer Manu-

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Cement Standards and Concrete Standards

Cement Standards and Concrete Standards. ASTM's cement and concrete standards are instrumental in the evaluation and testing of concrete, cement, and aggregates. Concrete can have different properties depending upon the mixture that is used in creating it, which contains cement, chemical admixtures, and aggregates.

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CHAPTER 5 - FOUNDATION REQUIREMENTS

of solid materials such as masonry, concrete, or treated wood, based on the Foundation Design Concept Selection (Appendix A) and Founda-tion Capacity Tables. (Appendix C) (For ma-sonry and concrete refer to CABO R-302.2, R-304.1 and R-304.3; for wood refer to CABO R-302.1 and R-304.5.) 503. STRUCTURAL REQUIRE-MENTS 503-1. FOUNDATION REQUIREMENTS.

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STANDARD SPECIFICATIONS for CONSTRUCTION and

Aug 21, 2004  902-Portland Cement Concrete and Related Products 793 903-Masonry Products 817 904-Performance Graded Asphalt Binders and Asphalt Mixes 819 905-Pipe 830 906-Gabions 838 907-Piles and Piling 839 908-Reinforcing Steel 840 909-Metals 842 910-Bearings 844 911-Joints 846 912-Coating Systems for Structural Steel 855 913-Waterproofing 862 914-Chain ...

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A framework for use of durability indexes in performance ...

Sep 18, 2007  There are real benefits in moving from prescriptive to performance-based specifications, not least of which is a more rational approach to improving concrete performance [6–8]. Although the general philosophy of performance-based specifications is established [ 9 – 12 ], there remains divergence on appropriate definitions and reliable ...

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Reported by Committee 302 - American Concrete Institute

concrete slab. soil pumping—vertical displacement and rebound of the soil support system in response to applied moving loads. water slump—magnitude of slump, measured in accor-dance with ASTM C143/C143M, which is directly attributed to the amount of water in the concrete mixture. window of finishability—time period available for

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Performance-based Specifications for Concrete Paper for

for concrete are no longer effective and the concrete construction industry is moving towards performance-based specifications. This paper will explore how performance-based specifications are ...

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Prescriptive vs. performance cement specifications

ASTM C 1157 - Standard Performance Specification for Blended Hydraulic Cement Comparison of ASTM Cement Specifications Prescriptive vs. performance cement specifications A comparison of ASTM C 150, C 595, and C 1157 T here are presently two functionally different types of specifications for cement. Prescriptive specifications

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FINAL REPORT PERFORMANCE SPECIFICATION FOR HIGH ...

of performance specifications should increase the probability that concrete overlays will be constructed with high bond strengths and minimal cracks and will perform well for many years. In November 2002, VDOT put into place a performance specification for HCC overlays.

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Title: REVISION TO STANDARD SPECIFICATIONS SECTION

PURPOSE: The purpose of this EI is to issue new Standard Specifications for High Performance Internal Curing Concrete (HPIC). TECHNICAL INFORMATION: • Guidance for the use of High Performance Internal Curing Concrete is included in the Bridge Manual 2017, issued by EB-17-036. • HPIC has been used in about twenty contracts.

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SECTION 03 35 00 POLISHED CONCRETE FINISHING

** NOTE TO SPECIFIER ** Article below summarizes minimum performance requirements of existing concrete floor prior to receiving floor finishing and polishing process. Retain or delete article below to suit project requirements and specifier's practice (integrated with 03 30 00 Cast- in-Place Concrete section).

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CHAPTER 5 - FOUNDATION REQUIREMENTS

of solid materials such as masonry, concrete, or treated wood, based on the Foundation Design Concept Selection (Appendix A) and Founda-tion Capacity Tables. (Appendix C) (For ma-sonry and concrete refer to CABO R-302.2, R-304.1 and R-304.3; for wood refer to CABO R-302.1 and R-304.5.) 503. STRUCTURAL REQUIRE-MENTS 503-1. FOUNDATION REQUIREMENTS.

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Competency Examples with Performance Statements

Thinks in terms of generalized models rather than concrete details. Attention to Detail. ... Weighs the pros and cons of each option before making a decision and moving forward. ... Performance Management Competency Examples with Performance Statements. Page 2. Page 1.

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MATERIAL SPECIFICATION FOR CONCRETE - MATERIALS

on the specification alternative as specified in the Contract Documents. 1350.04.02.01 Performance Specification Alternative In the case of the performance specification alternative, the Contractor shall be solely responsible for the concrete mix design and to ensure that the requirements of CSA A23.1* and this specification have been met.

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QUIKRETE® Guide Specification

C. ASTM C 1059: Standard Specifications for Latex Agents for Bonding Fresh to Hardened Concrete. 1.40 QUALITY ASSURANCE. A. Manufacturer’s Qualifications: The manufacturer shall be a company with at least fifteen years. experience and regularly engaged in the manufacturer and marketing of products specified herein.

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M855A1 Enhanced Performance Round (EPR)

DISTRIBUTION STATEMENT A: Distribution unlimited-Approved for Public Release Take-a-ways M855A1 Enhanced Performance Round (EPR) –Environmentally friendly cartridge that performs significantly better than any other military 5.56mm cartridge –Represents a significant performance improvement in a 5.56mm bullet •Hard target performance (steel) far better than 7.62mm ball

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ACI SPEC-301-20: Specifications for Concrete Construction

The American Concrete Institute. Founded in 1904 and headquartered in Farmington Hills, Michigan, USA, the American Concrete Institute is a leading authority and resource worldwide for the development, dissemination, and adoption of its consensus-based standards, technical resources, educational programs, and proven expertise for individuals and organizations involved in concrete design ...

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ASTM C31 - ACI Making and Curing Concrete Test Specimens ...

If the concrete design strength is 6,000 psi or greater, the initial curing temperature must range from 68 - 78 degrees F. Specimens should be shielded from direct sunlight or radiating heating devices, if used.

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STANDARD SPECIFICATIONS FOR CONCRETE STRUCTURES

Specifications for Concrete Structures in Japanese since 1931. The English versions were published twice in 1987 and 2005 when the limit state design and the performance-based concept were introduced in the 1986 and 2002 editions of Standard Specifications for Concrete Structures (JSCE-SSCS) for the first time, respectively.

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Durability design and specification for concrete ...

Mar 23, 2011  A number of countries around the world have, to varying degrees, adopted the use of performance specifications for concrete construction. Bickley et al. [] presented a brief review of the use of performance specifications in Australia and Canada.A common factor in the approaches used in these countries is the refinement of the definitions of exposure classes.

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