With our selection of quality brands and expert advice, we help boost your vehicles performance and make a statement on or off the road. Confirming the uniformity as well as quality of concrete to enable timely corrective actions before commencing servicability of concrete. Estimation of in situ strength of concrete as well as precast concrete products. In this method, the time required to travel of an ultrasonic pulse passing through the concrete is measured. Legally binding document step out from the old to the newjawaharlal nehru invent a new india using knowledge. Impact energy for rebound hammer for different applications. Utilization of granite powder waste in concrete production. January 1, 1992 nondestructive testing of concretmethods of test. The rebound of an elastic mass depends on the hardness of the surface against which its mass strikes.
The investigations aimed at developing a method of combined use of both the nondestructive tests for assessment of strength of concrete with greater accuracy. Pdf assessment of compressive strength of concrete. To study and analyze the various structures by the. Case study on nondestructive testing on concrete structures submitted by. An ultrasonic pulse velocity upv test is an insitu, nondestructive test to check the quality of concrete and natural rocks. Made available to the public under the provisions of the bureau of indian standards act of 1986 and the right to information act of 2005. Testing services rebound hammer rebound hammer test is done to find out the compressive strength of concrete by using rebound hammer as per is. The presence of cracks,voids and other imperfections, 3. It is a nonbiodegradable waste that can be easily inhaled by human being and animals and is also harmful to the environment. As per recommendation of bc 1881 parts 201 and 301 astm c 59771 reproved 1979ans is 311 part 1 1992 estimation of in situ strength of concrete as well as precast concrete products confirming the uniformity as well as quality of concrete to enable timely corrective actions before commencing servicability of concrete. The underlying principle of the rebound hammer test is. In reporting the result of a test or analysis made in accordance with this standard, is. As per recommendation of bc 1881 parts 201 and 301 astm c 59771 reproved 1979ans is 311 part1 1992.
The ultrasonic pulse velocity was carried out according to is 311part 1. Case study on non destructive testing on concrete structures 1. What is ultrasonic testing of concrete for compressive strength. With this ultrasonic test on concrete, following can be assessed. Rebound hammer by bureau of indian standards publication date 1992 name of standards organization. Pdf assessment of compressive strength of concrete bridge. Case study on non destructive testing on concrete structures. The is code 311 part 1 1992 indian standard code of practice gives velocity.
Pdf download is code books for civil engineering all at one. Testing in the concrete strenght assessment from laboratory specimens and existing buildings mulik nikhil v. A technique used for strengthening of existing columns. The quality of the concrete in relation to standard requirements, 5. Nondestructive testing of hardened concrete has always been. Few of the widely used tests, but not limited to, for estimation of strength of concrete in place are proposed below. No pulse velocity be cross probing direct method concrete quality grading 1. Ultrasonic pulse velocity method civil engineering portal. Rebound hammer tests shall be carried out in accor dance with i. Upv test gives an estimate of the pulse velocity of concrete on the basis of the recorded ultrasonic velocity. By the authority vested in me by the constitution and the laws of the united states, including sections 892 and 893 of the homeland security act of 2002 the act 6 u. Study on the physical and mechanical property of ordinary portland cement and fly ash paste shaswata mukherjee, saroj mandal, adhikari.
Experimental investigation on the effects of using soil as. In addition, influence of test conditions and some general guidance on the. Many studies are made with several other materials which gave the concrete to be a material made of recycled material 1. In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to know and speak the laws that govern them. Method of nondestructive testing of concretemethods of test, part 2. Table 3 quality of concrete from rebound number table 4 ultrasonic pulse velocity as per is code no. Public safety standards of the republic of india law is the. Compressive strength testing 4400 the main reason to carry out ultrasonic pulse velocity test, rebound hammer test and compression test at the same concrete cube was to. Principle the rebound of an elastic mass depends on the hardness of the surface against which its mass strikes. In this test, the strength and quality of concrete or rock is assessed by measuring the velocity of an ultrasonic pulse passing through a concrete structure or natural rock formation. Effect of cement bonding and feasibility by the partially. Workmanship variables included different lengths of moist curing, incomplete compaction and intentionally induced flaws. A s per the gu idelines laid in is311part 1 1992, since the usp velocity is greater than 3 kmsec, the concrete quality may be categor ised 572 d.
The ornamental granite stoneprocessing industries of tamilnadu state produce tons of fine powder wastes during sawing and polishing. Bs 8500 1 complementary bs to bs en 206 1 part 1 method of what students are saying as a current student on this bumpy collegiate pathway, i stumbled upon course hero, where i can find study resources for nearly all my courses, get online help from tutors 247, and even share my old projects, papers, and lecture notes with other students. Criterion for concrete quality grading, part of which is reproduced below. In this test method, the ultrasonic pulse is produced by the transducer which is held in contact with one surface of the concrete member under test. Procedure for ultrasonic pulse velocity i preparing for use. This test is done to assess the quality of concrete by ultrasonic pulse velocity method as per is.
Is 311 part 1 1992, nondestructive testing of concrete, part 1 ultrasonic pulse velocity, bureau of indian standards, manak bhavan, 9 bahadur shah zafar marg, new delhi trtnik, g kavcic, f and turk, g. Drm is included at the request of the publisher, as it helps them protect their by restricting file sharing. In order to search the specific is book enter the code number ex. Method of non destructive testing of concret, part 1. Study on the physical and mechanical property of ordinary. Ankita kulkarni 243037 sandhya silotia 243072 sangamesh kotarki 243074 nondestructive testing on concrete structures a case study guided by. The main objective of this study is to investigate experimentally the suitability of granite powder gp waste as a substitute material. Access study documents, get answers to your study questions, and connect with real tutors for civil engi 102. Part 2 nondestructive testing of concretmethods of test. Divisional index public safety standards of the republic of india. Executive order 311 wikisource, the free online library. Nondestructive testing of concretemethodsoftest part 2 rebound hammer rebound is read off along a graduated scale and is designated as the rebound number or rebound index. Concrete ultrasonic testing equipment ultrasonic pulse. Implant supported cantilevered fixed dental rehabilitations.
Part 1 ultrasonic pulse velocity, bureau of indian standards, new delhi. Comparatively higher velocity is obtained when concrete quality is good in terms of density, uniformity, homogeneity etc. It shall be capable of measuring the time inter val elapsing between the onset of a pulse gene rated at the transmitting transducer and the onset of its arrival at the receiving transducer. Use the search bar on the table to find the specific is codebook as per your requirement. Whether youre looking to maintain, optimize, or upgrade, we offer competitive pricing on rugged ridge tail light covers 311. Mar 19, 2019 the best part of this post is you can view and download the all civil engineering iscode books in pdf. Study of concrete quality assessment of structural elements using ultrasonic pulse velocity test 1 3 0 40 f. Ultrasonic pulse velocity method civil engineering.
Criterion for concrete quality grading as per is 311 part 1. Ultrasonic pulse velocitykmsec quality of concrete 1 above 4. The ultrasonic pulse velocity test is performed on concrete to asses the quality of concrete by passing ultrasonic pulse velocity through it as per is. The underlying principle of this test is the method consists of measuring the time of travel of an ultrasonic pulse passing through the concrete being tested. To study and analyze the various structures by the structural. Method of nondestructive testing of concret, part 1. The principle of evaluating the quality of concrete comparatively higher velocity was obtained on the pundit lab when the quality of concrete in terms of density, homogeneity and uniformity is good. For reducing the usage of the raw material large replacement is done using the various byproduct materials that are available in the present day. Secure pdf files include digital rights management drm software. Pdf non destructive testing of bridge pier a case study. Effect of graphene oxide on mechanical and durability. Part 2 rebound hammer, which shall be superseded after the publication of this standard. Nondestructive testing of concrete methods of test. Changes in the structure of the concrete which may occur with time, 4.
Pulse velocity by cross probing kmsec concrete quality grading 1. Ultrasonic pulse velocity and rebound hammer testing for. To assess the quality of concrete by ultrasonic pulse velocity method as per is. In order to read a secure pdf, you will need to install the fileopen plugin on your computer. Combined use of nondestructive tests for assessment of. The method consists of measuring the time of travel of an ultrasonic pulse passing through the concrete being tested. The ultrasonic pulse velocity was carried out according to is 311 part 1. Before switching on the v meter, the transducers should be connected to the sockets marked tran and rec. What is ultrasonic testing of concrete for compressive. The principle of evaluating the quality of concrete comparatively higher velocity was obtained on the pundit lab when the quality of concrete in terms of density, homogeneity and uniformity is. Pdf download is code books for civil engineering all at. Scribd is the worlds largest social reading and publishing site.
A thin layer of coupling gel was applied to facilitate higher signal. Qualitative assessment of strength of concrete, its gradation in different locations of structural members and plotting the. Part 2 rebound hammer active, most current details. The reasons for the variations are indicated as the involvement of a large number of parameters, some of which influence the uspv and the compressive strength. Part 1 testing of strength of hardened concrete under preparation part 5sec 1. Ultrasonic pulse velocity test on concrete civiconcepts. Pdf combined use of nondestructive tests for assessment of.
Department of civil engineering, genba sopanrao moze college of engineering, balewadi, pune university of pune, maharashtra, india. The chemical resistance of the concrete was studied through chemical attack by. Study of concrete quality assessment of structural. An investigation of physicomechanical properties of some. Whether youre looking to maintain, optimize, or upgrade, we offer competitive pricing on rugged ridge door handle inserts brushed aluminum 311. Rugged ridge door handle inserts brushed aluminum 311. The best part of this post is you can view and download the all civil engineering iscode books in pdf. Based on results and observations we can give some remedial measures are as follows. Is 311 1992 code of practice for ultra sonic pulse velocity describes the details of pulse velocity and condition of concrete. Reliability of nondestructive tests for hardened concrete. I n the late 1990s, the federal government enacted policies to expand the study of drugs in children and thereby to begin to correct a serious deficit in the data on drug safety and efficacy for young patients.
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