The government of the hong kong special administrative. Although this manual is believed to be correct at the time of printing. To get a standard for free you will need to get it from someone who has it, which generally breaches the license agreement for buying the standard. The preparation of this standard was undertaken by a subcommittee of the hong kong government, works branch, standing committee on concrete technology. The pundit pl200 is a bestinclass ultrasonic pulse velocity upv test instrument to examine the quality of concrete and other materials such as rock, wood and ceramics. The concrete specimens were oven dried to constant mass at 1055oc and stored in airtight container prior to testing. The concrete specimens were water cured for 30 days before subjected to the test. Corrosion, which is an electrochemical process, occurs in concrete when oxygen and moisture are present. Recommendations for measurement of velocity of ultrasonic. Isat initial surface absorption test introduction the isat test specified in bs 1881 part 5 was originally developed as a laboratory method of measuring the porosity of concrete. The standard is fraught with problems even for relatively stan dard concrete. This british standard has been prepared under the direction of the technical committee b516, cement and lime. Free download british standard bs 18811081983 part 108.
Recommendations on the use of electromagnetic covermeters. Method for making test cubes from fresh concrete inactive buy now. Methods for testing cement in a reference concrete. Quantification of benefits of steel fiber reinforcement for rigid pavement. Recon ph is a one part, polymer modified, cementitious thin fairing coat repair mortar for concrete surfaces, plaster surfaces, etc. Pdf effect of aggregate type on compressive strength of. Three cubes were cast for each mix parameter and crushed at maturity in accordance with bs en 123902 bsi 2003. Scribd is the worlds largest social reading and publishing site. This part of bs 1881 gives recommendations on tests that are designed to assess the strength of concrete by causing localized failure in a small zone, typically up to 75 mm from the surface, according to the method. Gives basic principles and influence of test conditions, including reinforcement. Find the most uptodate version of bs 1881 108 at engineering360. Sampling, treatment of samples and tests for cement type and content, aggregate type, content and grading, original water content, chloride, alkali and sulphate contents. Water absorption for water absorption test, 100 mm cubes are use and tested in accordance to bs 1881 122.
Test specimens shall be made by filling the moulds carefully through a funnel to produce a voidfree mortar. Effects of sugar on physical properties of ordinary. Steel or granite straightedges of rectangular section published by bsi on april 29, 1977 requirements for straightedges in a range of lengths from 300 to 2000 mm. Pdf properties of high strength concrete containing. Maritime works moving into the new era upgrading bs6349 bs 6349. The government of the hong kong special administrative region first published, december 1990 second reprint with amendments 1201, 1202 and 1203 bound with the document, september 1999. In order to read a secure pdf, you will need to install the fileopen plugin on your computer. Bsi bs may 22, 2015 bsi b s m l b b l partl25 bs 1881. The use of crushed granite fine to partially replace makurdi river sand in concrete production will require a higher water to cement ratio, when compared with values obtained with the use of only makurdi river sand. Put bs 1881 in the search bar for document number, it is the last one listed in page 5 of the search results. Pundit lab ultrasonic concrete tester introduction the pundit lab is an ultrasonic pulse velocity upv test instrument which is used to examine the quality of concrete. Methods for analysis of hardened concrete, which includes chemical methods for determining the silica and calcium contents so that the approximate cement content and apparent cement type can be estima ted. Diagrams are now included to show the types of irregular, unsatisfactory failures which can occur mainly due to misshapen specimens, but also due to poor alignment of the specimen in the testing machine, or to a machine fault.
Concrete cubes are made on site to check that the strength of the concrete is above the minimum strength which has been specified. Pundit pl200 ultrasonic concrete tester introduction. Aug 31, 2015 buy your official copy of bs 1881 124. Recon ph is used to cover minor surface defects on concrete, plaster, mortar and stone masonry. Recommendations for the assessment of concrete strength by neartosurface tests, british standards. Method for making test cubes from fresh concrete bs 1881. Covermeter, bartracker introduction used to measure the thickness of concrete cover over steel reinforcement bars and metal pipes, furthermore it is also used to identify the location, orientation and diameter of reinforcement bars rebar.
Dec 03, 2003 recommends applications, apparatus and procedure. Upload a pdf or design from scratch flyers, magazines, books and more. Bs1881part10883 engineering tolerance concrete scribd. Bs 1881101method of sampling fresh concrete on site free download as pdf file. Curing of the cubes was done in compliance with british standards institution bs en 123902 bsi 2003 requirements. All bsi british standards available online in electronic and print formats. Methods for determination of density of hardened concrete. Isat initial surface absorption test introduction the isat test specified in bs 1881 part 5 was originally developed as a laboratory method of measuring the porosity of concrete where carried out on oven dried concrete, the results are reasonably comparable between materials. As a cosmetic repair material it is used to eliminate small defects, pin holes and surface blemishes. Use of crushed granite fine as replacement to river sand. Gibblimited,jacobsgibbltd,24december2003,uncontrolledcopy,cbsi british standard a single copy of this british standard is licensed to gibb limited 24. Aggregates and quarry products standards committee, was published under the authority of the standards board and comes into effect on 29 july 1983. Method for determination of compressive strength of concrete cubes free download as pdf file. Bs 1881 108 1983 testing concrete part 108 method for making test cubes from fresh concrete from the largest bs standard library true friend.
Bs 1881108, method for making test cubes from fresh concrete. Most backordered items can be rushed in from the publisher in as little as 24 hours. After one da y of casting, the concrete cubes were removed from the mould and were transferred to a water tank for curing until the time. Guide to the use of nondestructive methods of test for hardened concrete. All bsi british standards are available online in pdf or hardcopy. The following bibliographic material is provided to assist you with your purchasing decision. The fileopen plugin works with adobe reader and other viewers. The concrete mixes were left inside the mould for a bout 24 hours before removing from the moulds. Jun 20, 2012 flipsnack is a digital catalog maker that makes it easy to create, publish and share html5 flipbooks. Bs 1881101method of sampling fresh concrete on site. The measurements made with the cor map apparatus, using the half cell method, can be plotted on a grid and lines of equipotential contours drawn, highlighting areas of possible corrosion activity. Part 116 bs 5328 cp 1017 product details published. The preferred optional testing method is to combine the tfv test with the. For effective waterproofing, it is recommended that the minimum cement content is.
Recommendations on the use of electromagnetic covermeters concretes, reinforced concrete, reinforcement, electromagneticallyoperated devices, electromagnetic induction, detectors, meters, measuring instruments, test equipment, calibration, testing conditions, accuracy, ferrous metals, thickness measurement. This manual describes the procedures for laboratory testing of road. Method for determination of compressive strength of concrete cubes amd 6097 amd 6720 publication year. All sampling, curing and testing of the concrete, fresh or hardened, shall be carried out in accordance with the relevant parts of bs 1881 unless stated otherwise in this part of bs.
Method of normal curing of test specimens 20 cmethod rn bs 1881. Determination of strength published by the european committee for standardization cen. Use of nondestructive testing for the assessment of newly. It features online data acquisition, waveform analysis and full remote control of all transmission parameters.
Feb 25, 2007 put bs 1881 in the search bar for document number, it is the last one listed in page 5 of the search results. Part lllengl 1783 m lb24bb7 obl353b 855 british standard testing concrete part 111. Design and fabrication of doublecell concrete cube moulds ijert. Bs63492 1988 maritime structurespart 2 design of quay walls, jetties and dolphins pdf. Bs63492 1988 maritime structurespart 2 design of quay walls, jetties and. Bs 1881 117 concrete dtermination of tensile splitting str. Where carried out on oven dried concrete, the results are reasonably comparable between materials.
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