Bureau of Materials and Physical Research Standard Method

5.3 Mixing Mix the concrete according to Illinois Modified AASHTO R 39. 5.4 Testing 5.4.1 Slump- Immediately after mixing, measure the slump of each batch of concrete according to Illinois Modified AASHTO T 119. 5.4.2 Air Content- Immediately after mixing, measure the air content of each batch of concrete

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STANDARD CONSTRUCTION SPECIFICATIONS FOR …

(Nonextruding and Resilient Bituminous Types) AASHTO M-6 Specification for Fine Aggregate for Portland Cement Water used for the mixing of concrete shall be clean and free of oil or acid, and shall not contain salt, alkali, or organic matter. cement is weighed for each batch…

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AASHTO M 157 : 2013 SPECIFICATION FOR READY-MIXED …

Type Specification Portland Cement, Type I, II, III Air-Entraining Portland Cement ASTM C 150, AASHTO M 85 AASHTO M 134 A. Cement used in concrete work will be Portland cement conforming to the requirements of Table 600-1. In general, Type II or IIA shall be used in concrete which shall be in contact with the soil, unless otherwise

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EXHIBIT A DESCRIPTION OF GOODS & SERVICES AND …

concrete must conform to the provisions of Section 6.01.03 of ConnDOT's Standards. Transit-mixed concrete water must be introduced into the mixing drum while the mixer is at the batch plant. Each truck mixer must be equipped with a readily visible device t hat accurately records the number of drum or blade revolutions at mixing speed. 3.

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Different Types of Concrete Mixer or Concrete Mixing Machines

Batch Concrete Mixers Batch mixers are widely used machines for concrete mixing. Concrete mix obtained by this mixer is collected batch by batch and time by time. So, it is called as batch mixer. After pouring all the materials into pan or drum, it mixes all of those for some time and finally discharges.

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(PDF) Standard Specification for Ready-Mixed Concrete 1

(The purchaser shall inform the producer as to the type 13.1.5 Name of purchaser, of construction for which the concrete is intended.) 13.1.6 Specific designation of job (name and location), Minimum Concrete Temperature as Placed 13.1.7 Specific class or designation of the concrete in Section Size, in. [mm] Temperature, min, °F [C] conformance

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03 31 00 Structural Concrete - Mile High Flood District

Dec 03, 2019 · To Hardened Concrete. i. D994, Standard Specification for Preformed Expansion Joint Fill er for Concrete (Bituminous Type) . 2. American Concrete Institute (ACI): a. 211, Standard Practice for Selecting Proportions for Concrete. b. 301, Specifications for Structural Concrete. c. 304, Guide for Measuring, Mixing, Transporting and Placing

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DIVISION 1400 CONCRETE ADMIXTURES AND CURING …

This specification covers admixtures for use as air-entraining agents to be added to concrete mixtures. An air-entraining agent is defined as an admixture that is used as an ingredient of concrete, added to the batch immediately before or during mixing, for the purpose of entraining air. An admixture that accelerates the setting of concrete

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CITY OF FARGO SPECIFICATIONS CONCRETE PAVING AND …

685 or AASHTO M 241) is used for concrete mixed in con-tinuous mixers. Specifications generally require that materials be measured for individual batches within the following CHAPTER 10 Batching, Mixing, Transporting, and Handling Concrete percentages of accuracy: cementitious material ±1%, aggregates ± 2%, water ±1%, and admixtures ± 3%.

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Concrete Mixers - Types, Suitability & Specifications

Dec 10, 2014 · Concrete Mixers - Types, Suitability & Specifications 1. A typical concrete mixer uses a revolving drum to mix the components and prepare uniform concrete. A device that homogeneously combines cement, aggregate such as sand or gravel, and water to form concrete 2.

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CITY OF EDMOND STANDARD SPECIFICATIONS FOR …

agent and amounts of mixing water to produce a concrete of satisfactory consistency and air content. D. Tests. Slump will be determined using AASHTO T 119, and air content using AASHTO T 121, AASHTO T 152 or AASHTO T 196 as appropriate. Test specimens will be made and cured in accordance with AASHTO T 23 except

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BS 1305: Specification for Batch Type Concrete Mixers pdf

BS 1305: Specification for Batch Type Concrete Mixers pdf Download. Free-fall (drum) type and forced action (pan) type. Definitions, designations and sizes of mixers, accessories necessary to make a …

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PCC Truck Mixer – Pavement Interactive

produce heavyweight concrete and radiation-shielding concrete (ASTM C 637 and C 638). Only normal-weight aggregates are discussed in this chapter. See Chapter 18 for special types of aggregates and concretes. Normal-weight aggregates should meet the require-ments of ASTM C 33 or AASHTO …

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Contract ID COLORADO DEPARTMENT OF …

Mixer blade types: "L" "Straight" "T" (3) The drum cannot have an appreciable accumulation of hardened concrete inside. I certify the truck mixers listed above were inspected and met the requirements for conformance with the AASHTO M157 specifications. I DECLARE UNDER PENALTY OF PERJURY IN THE SECOND DEGREE, AND ANY OTHER APPLI-

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Attachment A - Recommended Changes to AASHTO LRFD Bridge

A.2.4 Production, Handling, and Placement Clause 8.5.4 Batching and Mixing Concrete Clause 8.5.4.1 Batching The size of the batch shall not exceed the capacity of the mixer as guaranteed by the Manufacturer or as determined by the Standard Requirements of the Associated General Con- tractors of …

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Integrally Colored Concrete Specification

ASTM C1602/C1602M - Standard Specification for Mixing Water Used in the Production of Hydraulic Cement Concrete American Association of State Highway and Transportation Officials (AASHTO): AASHTO M 194M/M 194 - Standard Specification for Chemical Admixtures for Concrete

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3 Concrete Job Control - IN.gov

1) AASHTO T 152 - Air Meter and Unit Weight Containers 2) ITM 902 – Sieves 3) ITM 903 – Ovens 4) ITM 910 – Electronic Balances 5) ITM 911 - Slump Cones REFENCED DOCUMENTS ITM and AASHTO test methods are used for concrete job control. INDOT Specifications contain several exceptions to the AASHTO test methods. If

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PART 02000 - MATERIALS Concrete Materials and Additives

Simulate haul time and mixing conditions to ensure proper workability at the jobsite. (b) Plastic Concrete - For each trial batch, test the temperature, slump, density, and air content, and compute the w/cm ratio and yield according to the following tests methods: Test Test Method Sampling Fresh Concrete WAQTC TM 2 Slump AASHTO T 119

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Division 3 Concrete General Part 1. General 1.1 Standard

BS 1305 Batch Type Concrete Mixers BS 3963 Mixing Performance of Concrete Mixers BS 5328 Concrete BS 146 Cement BS 729 Galvanising 1.2 Concrete grades A. Concrete grades in this specification, e.g. grade 7,10 etc. are defined in Section 03300 Part 2. Products 2.1 Materials Generally

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03 31 00 Structural Concrete - Mile High Flood District

Dec 03, 2019 · To Hardened Concrete. i. D994, Standard Specification for Preformed Expansion Joint Fill er for Concrete (Bituminous Type) . 2. American Concrete Institute (ACI): a. 211, Standard Practice for Selecting Proportions for Concrete. b. 301, Specifications for Structural Concrete. c. 304, Guide for Measuring, Mixing, Transporting and Placing

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