This paper presents a study on influence of zone factors and the various international codal provisions for various lateral load resisting systems. Damage assessment by destructive and nondestructive methods. The influence of zone factor and the codal provisions are discussed when the same building is to be located in different regions and remedial measures if any for their strengthening. Although calibration charts are provided by the manufacturer, the instrument should be calibrated for type of. Proposed codal provisions for design and detailing of beam. By definition nondestructive testing is the testing of materials, for surface or internal. The syllabi for training courses that cover the conventional ndt methods are available in. The results provided information about the structure. Specification and quality control of light weight foam. The structure is loaded with a live load of about 3knm2 as per the live load requirements for a residential building as per is 845 part ii. Inspection,good construction practices,workmanship and codal. Non destructive testing ndt techniques and noted that. Assessment of strength of concrete by nondestructive testing.
Inspection,good construction practices,workmanship and codal provisions free download as powerpoint presentation. The bridges have become weak and distressed due to the increasing vehicular traffic which in turn reduces the performance and safet bridge. Inspection,good construction practices,workmanship and. Structural condition assessment and rehabilitation of existing steel facility using non destructive tests and latest codal provisions article pdf available may 2017 with 241 reads how we. Ndt concrete surface is tested by measuring electronic pulse velocity passing through it from a transmitting transducer to a receiving transducer. Moreover, under cyclic lateral loading, longitudinal beam bars are subjected to pull out force and must be provided with sufficient anchorage length within the joint region.
In this situation, the girders are to be fabricated using flange and. The specific gravities of coarse aggregate and fine aggregate are 2. The problem is more pronounced in rural areas compared to urban places. Codal provisions regarding eprocurement after introduction of eprocurement in govt. August 2006 the indian concrete journal 27 proposed codal provisions for design and detailing of beamcolumn joints in seismic regions beamcolumn joint is an important part of a reinforced. Oct 04, 2019 here you can download the free lecture notes of concrete technology pdf notes ct pdf notes with multiple file links to download. Design of all proposed structures is in accordance with the provisions of the following irc codes. Evaluation of the codal provisions for asymmetric buildings. Nondestructive tests on concrete methods, uses the constructor. Comparative analysis on aac, clc and flyash concrete blocks 1ashish kurweti, 2ruchi chandrakar, 3ahsan rabbani. Patel assistant professor, civil engineering department, nirma institute of technology, ahmedabad 382481 abstract in this article codal provisions of is 1893 part 1 2002, regarding dynamic analysis are discussed using an example. Strictly speaking, this definition of nondestructive testing does include. For an interior joint this anchorage length can only be provided through adequate column width and depth. Ndt test covers ultrasonic thickness test, hardness test and coupon test on existing steel structure members, the change in design parameters and strength parameters.
Nondestructive testing of materials in civil engineering mdpi. Ndt combined method of upv and rh is being incorporated in codal provisions for future references for determining strength of insitu concrete structures. Evaluation of the codal provisions for asymmetric buildings by nikhilesh bhatt the research on asymmetric buildings has been extensive primarily focusing on the stability of a structure when. Unit ii underground rectangular tanks domes foundationsdesign as per bis codal provisions. Codal provisions for siabs, beams, walls and footings. Damage assessment by destructive and nondestructive. Here you can download the free lecture notes of concrete technology pdf notes ct pdf notes with multiple file links to download.
A brief description of ndt techniques page 3 1 introduction nondestructive testing is one part of the function of quality control and is complementary to other long established methods. Asnt ndt level 3 basic exam free download as powerpoint presentation. In this lecture we will discuss about details on nondestructive testing as. Sand is generally obtained from marine environment. The concrete technology notes pdf ct notes pdf book starts with the topics covering portland cement, mineral and chemical admixtures, classification of aggregate, factors affecting workability, water cement ratio, compression tests, factors in the. Accordingly necessary retrofitting measures are suggested. Stressstrain relationships principal stresses and principal strain in two dimension and three dimension.
Approval requirements for the approval of ndt personnel by a rtpo, the following shall be fulfilled. These is codes include the standardization in the field of all types of cement, pozzolana, testing sand, concrete, aggregates, instruments for cement and concrete testing, cement plant machinery and ferrocement concrete, reinforced concrete and prestressed concrete, test methods for concrete. Codal provisions and notes in criminal law book i by atty. The concrete technology notes pdf ct notes pdf book starts with the topics covering portland cement, mineral and chemical admixtures, classification of aggregate, factors affecting workability, water cement ratio, compression tests, factors in the choice of mix. Design provisions for nonstructural elements in indian seismic code is 1893 are either nonexistent or too primitive. Opinions expressed are those of the authors and not necessarily those of the national science foundation. Syntheticsuitable for densities of kgm3 and above. Ndt standards and the asme code astm international. Nondestructive testing ndt has been defined as comprising those test methods used to examine an object, material or system without impairing its future usefulness 1. Pdf structural condition assessment and rehabilitation. Comparison of destructive and nondestructive testing of. Pdf concrete technology notes pdf ct notes 2019 sw.
Guidebook for the fabrication of nondestructive testing ndt. Codal provisions for foundation desi gn on soils and rocks. List of is codes for cement and concrete civil engineering. Here are the is codes which cater to the need of civil engineering relating to cement and concrete. Assessment of the codal provisions for asymmetric buildings. Unless stated otherwise, the provisions in part 2 to 5 shall be read in conjunction with the general provisions in part 1. Part 1 contains provisions that are general in nature and applicable to all types of structures. Rcc fly ash silo repair based on visual inspection and pdt. The beams are considered to have a crosssection size of about 350x600m and the columns are made of the same cross section sizes with the longer side along the longer span. Pdf appraisal of the comparison of mechanical and non. Beamcolumn joint is an important part of a reinforced concrete moment resisting frame subjected to earthquake loading. It also contains provisions that are specific to buildings only. Rcc fly ash silo repair based on visual inspection and pdtndts.
Pdf codal provisions for foundation design on soils and. Concrete technology notes pdf ct notes pdf eduhub sw. Also the information about the old bridges such as capacity information is not available. Nondestructive testing ndt requirements and standards are an important part of the asme boiler and pressure vessel code.
An individual holds certification in a relevant sector, complying with the. Comparative analysis on aac, clc and flyash concrete blocks. The process of selecting suitable ingredients of concrete and determining their relative amounts with the objective of producing a concrete of the required, strength, durability, and workability as economically as possible, is termed the concrete mix design. Analytical model of existing structure was created in staad pro software, and design parameters as per existing strength identified through ndt were applied. Civil mginbming tvyeartrsemester coursestructure note. There are various such nondestructive testing methods which can be. Destructive testing can be used in determining material, mechanical and chemical properties of the materials. Distinguish between site prefabrication and plant prefabrication. A comparison of analysis provisions in seismic codes. Download ultrasonics pdf files on marine safety, cargo bulletins, hatch cover testing, maintenance, ultrasonic testing, iacs rec 14 and 15. Codal provisions of the civil code of the philippines. Pdf codal provisions and notes in criminal law book i by. International research journal of engineering and technology irjet eissn. On indian railways, welded steel girders are fabricated as per codal provisions of irs welded bridge code and irs bi2001 fabrication specifications.
Almost more than 60% of our land is vulnerable to earthquake of magnitude more than 7. This leads to the professionals to carry out the research on seismic forces that influence on the structures. All end examinations theo ry and p acti l are of three hours. The concrete technology notes pdf ct notes pdf book starts with the topics covering portland cement, mineral and chemical admixtures, classification of aggregate, factors affecting workability, water cement ratio, compression tests, factors in the choice of mix proportions, light weight aggregates, workability etc. Use of phased array ultrasonic testing paut in ndt testing of butt welds in fabrication of steel bridge girders. Further rate of change of super elevation should not be steeper than 1 in 150 for roads in plainrolling terrain. C building situated in seismic zone iii is chosen and analysis is carried out using existing codal provisions to calculate the additional seismic resistance required in the members or in the structure. Liquid penetrant and magnetic particle testing at level 2. Increase in utilization of coldformed steel members has been largely due to the sustained research. The term is generally applied to non medical investigations of material integrity. In the present work, six beams were cast and load applied at different level to create varied levels of. In view of the above, the iaea organized an advisory group of experts to develop a guidebook for the fabrication of ndt test specimens. Plate girder introduction beams of long span subjected to heavy loads are encountered in buildings and bridges. Further rate of change of super elevation should not be steeper than 1 in 150 for roads in plainrolling terrain, and 1 in 60 in mountainoussteep terrain.
From study they concluded that the forces acting on the elevated water tank due to seismic forces are calculated for all the zones and the base shear, base moment values are compared from zone i. The results are compared with the damage level assessed by load testing method. Sketch column to column connection st prefabricated structures degree. Earthquake on 26th january 2001 in gujarat clearly demonstrated the earthquake vulnerability of india. As per the is code requires under with staging and foundation to be designed to ensure stability water tanks in general there are three kinds elevated tanks. For these beams, readymade isections are not suitable since their depth is limited due to buckling of web. Proposed codal provisions for design and detailing of beamcolumn joints in seismic regions. Liquid penetrant and magnetic particle testing at level 2 manual for the syllabi contained in iaeatecdoc628, training guidelines in nondestructive testing techniques international atomic energy agency, 2000. Sand is a naturally occurring granular material which. The present study attempts to evaluate the damage level of beams with ultrasonic pulse array method. Explain the design of two way systems in floor slabs. Pdf structural condition assessment and rehabilitation of. Non destructive testing ndt has been defined as comprising those test methods used to examine an object, material or system without impairing its future usefulness.668 28 966 1109 736 1493 1134 529 770 372 868 1443 1400 90 909 382 581 1259 475 222 1433 1527 204 806 1536 1034 624 667 785 264 1035 1226 341 347 1046 724