IS 3812 PART 2 2003 PDF
IS (): Specification for Pulverized Fuel Ash,. Part 2: For Use as Admixture in Cement Mortar and Concrete. [CED 2: Cement and Concrete]. IS (): Specification for Pulverized Fuel Ash,. Part 1: For Use as Pozzolana in Cement, Cement Mortar and. Concrete [CED 2: Cement and Concrete]. Part 2: For Use as Admixture in Cement Mortar and Concrete second revision was brought out in as 'Specification for pulverized fuel ash' in two parts.
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PDF download. Specification for Pulverized Fuel Ash, Part 2. IS Specification for Pulverized Fuel Ash. In order to promote public. is - Download as PDF File .pdf), Text File .txt) or read online. IS. The second revision was brought out in as 'Specification for pulverized fuel ash' in two IS (Part 2): Indian Standard PULVERIZED FUEL ASH. Download as PDF, TXT or read online from Scribd. Flag for inappropriate . tSpccification for fly ash: Part II For use as admixture for concrete. *Specification for fly .. Hoover v. Keating, 10th Cir. (). Uploaded by. Scribd Government Docs.
It is available in large quantities in the country as a waste product from a number of thermal power stations and industrial plants using pulverized coal or lignite as fuel for the boilers. Recent investigations on Indian fly ashes have indicated greater scope for their utilization as a construction material.
Greater utilization of fly ash will lead to not only saving of scarce construction materials but also assist in solving the problem of disposal of this waste product from thermal power stations.
The recent investigations have also indicated the necessity to provide proper collection methods for fly ash so as to yield fly ash of quality and uniformity which are prime requirements of fly ash for use as a construction material. Part I covering use of fly ash as a pozzolana, Part II covering use of fly ash as an admixture, and Part III covering use of fly ash as a fine aggregate to cater to the requirements of py ash for three specific uses.
The Sectional Committee, therefore, decided to revise IS: Apart from the major modi- fication mentioned in 0. Other modifications include deletion of provision on uniformity requirements; reference to latest Indian Standards for terminology, tests, sampling and storage; and use of SI units.
The number of significant places retained in the rounded off value should be the same as that of the specified value in this standard. Part I For use as pozzolana.
Part II For use as admixture for concrete. Part III For use as fine aggregate for mortar and concrete.
SCOPE 1. Fly ash deposits on the sides of the cylinder and slowly slides down and collects at the bottom, from where it is removed.
All tests for the properties specified in 5. NOTE 2 - Lignite fly ash shall be stored in a suitable weather-tight building to protect the fly ash from dampness and to minimize warehouse deterioration. The tolerance on the mass of fly ash in each bag or consignment shall be as mutually agreed upon between the purchaser and the supplier.
The Standard Mark on products covered by an Indian Standard conveys the assurance that they have been produced to comply with the requirements of t,hat standard under a well defined system of inspection, testing and quality control which is devised and supervised by BIS and operated by the producer.
Such reprocessed material when tested again shall satisfy all the requirements of the specification. MATERIAL - The routine analysis of each consignment of fly ash, before extraction shall be carried out to decide on the grade of the fly ash and records maintained. In respect of all other clauses of the specification and at all stages of the extraction the firm shall maintain appropriate controls and checks to ensure that their product conforms to the various requirements of the specification.
Such material shall in no circumstances be stored together with that conforming to the specification.
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The Bureau shall pay for the samples taken by it from the open market. The final authority to judge the conformity of the product to the Indian Standard shall be with the Bureau. The marking may be resumed as soon as the defects are removed under intimation to Bureau.
The marking may then be resumed only after permission by the Bureau. The information regarding resumption of markings shall also be sent to the Bureau.
Requireme Test Methods No.Thaarrini and Ramasamy, proposed to utilize ground bottom ash in geo-polymer mortar.
This does not preclude the free use, in the course of implementing the standard, of necessary details, such as symbols and sizes, type or grade designations. Gupta Marg.
Re-heat filter through a medium filter paper and wash with almost boiling water at least ten times m6 until free from chloride ions. SCOPE 1. TESTS
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