Water used to increase the moisture content of fills prior to compaction shall have a sulphate so 3 content not exceeding 2,500 mgl when tested in accordance with bs 77. Sampling location and depth and description of sampled material. Compaction of soil is the optimal moisture content at which a given soil type becomes most dense and achieve its maximum dry density by removal of air voids. For the purposes of this part of bs 77 the definitions given in bs 77 1 apply. The amount of water, expressed as a proportion by mass of the dry solid particles, known as the moisture content, has a profound effect on soil behaviour. Show full abstract atterberg limits and compaction test in accordance with british standard bs 77. Evaluation of laboratory compaction procedures for.
Bs 772 methods of test for soils for civil engineering purposes part 2. Compaction of soil is the process by which the solid particles are packed more closely together, usually by mechanical means, thereby increasing the dry density of the. Classification tests atterberg limit tests d4318 bs 77. Fill the apparatus with calibrated sand and weigh it. Specification for hotrolled sections incorporating amendment no. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. This manual describes the procedures for laboratory testing of road. Plate bearing test is carried out in the field to serve this purpose. After the soil compaction is complete a sample is taken in order to fulfill the required quantity of total material as required by the testing. Normative referencesrequired to achieve compliance to this standard bs 771.
Reference is made to some of the classification tests described in bs 772. Reference is made to some of the classification tests described in bs 772, and to some of the methods of soil compaction described in bs 774. Soils for civil engineering bs 77 part 1 to 9 free. Soils for civil engineering purposes angelo filomeno. Bs 77 part 5 compressibilty, permeability and durability tests.
If there is a limited amount of particles up to 37. Evaluation of laboratory compaction procedures for specification of. Specification for road works road pavements unbound, cement and hydraulically bound mixtures november 2011 1. Amd 8259 published 15 january 1995, amd 925 published 06 december 2002. Methods of test for soils for civil engineering purposes part 4. Wayne lee the california bearing ratio cbr test is one of the most common strength tests conducted to evaluate subgrade quality of soils and the suitability of soils for sub base and base courses in pavements. Hence where material of this size or larger is possibly present beneath. The first is the light manual compaction test in which a 2. The bs light manual compaction test is similar to aashto t99. The test shall be carried out in general accordance with bs 77. Home publication index british standards institution bs 774. On account of the plunger size the test is appropriate only to material having a maximum particle size not exceeding 20 mm. Pdf prediction of compaction density of lateritic soil base. Norhayati, petroliam nasional berhad, 12 march 2003, uncontrolled copy, c bsi tests.
Reference is also made to bs 771 for general requirements that are relevant to all parts of this british standard and for methods of preliminary preparation of soil and specimens for testing. Test sieves of metal wire cloth bs 4102 2000 test sieves technical requirements. An improved california bearing ratio test procedure. University of bath library, university of bath, 16 august 2003, uncontrolled. Bs 77 part 7 shear strength tests total stress bs 77 part 8 shear strength tests effective. For the purposes of this part of bs 77, the definitions given in bs 771 apply. Part 1 covers general information, parts 2 to 8 relate to. Note amendment 2 to this standa rd removes text supersed ed by bs en iso 2247 62 and bs en iso 224763, and makes reference to the relevant standard for each affected subclause. Bs 77 4 methods of test for soils for civil engineering purposes part 4. Cylindrical mold and manual drop hammer typically utilized for standard and. Note amendment 2 to this standard removes text superseded by bs en iso 224762 and bs en iso 224763, and makes reference to the relevant standard for each affected subclause. For the purposes of this part of bs 77, the definitions given in bs 77 1 apply.
Classification tests published by bsi on august 31, 1990 methods of test for classifying soils and for determining their basic physical properties. Bs77 methods of test for soils for civil engineering. The cbr test may also be carried out in the laboratory on soil in a mould see clause 7 of bs 774. Bs 77 2 methods of test for soils for civil engineering purposes part 2. The second is the heavy manual compaction test which is similar but gives a much greater degree of compaction by using a 4. Compaction and trafficking of unbound mixtures transporting 1 unbound mixtures shall be protected from drying out and. Pc software for cbr, marshall, indirect tensile and universal tests this program is written to run in ms windows for data acquisition and processing of cbr, marshall, indirect tensile and generally of loaddisplacement tests. Wayne lee the california bearing ratio cbr test is one of the most common strength tests conducted to evaluate subgrade quality of soils and the suitability of soils for sub base and base courses. The distinction between laboratory and insitu tests is that. Astm d 1557 laboratory compaction characteristics of soil using modified effort. Rubber mallet 50mm diameter complying with bs771924. Basic items to perform the test are the 22t00621 andreasen pipette which is hold by the 22t00622 pipette stand for raising or lowering precisely the pipette to the required level without disturbing the suspension under test. Proctor soil compaction test procedures, tools and results. British standard bs77 vibrating hammer method astm d 4253 maximum index density and unit weight of soils using a vibratory table based on the results of these tests as well as additional tests to measure the compressibility of the.
Briefly describe the material tested so that the appropriate family of compaction control curves is used. Norhayati, petroliam nasional berhad, 12 march 2003. Compactionrelated tests published by bsi on august 31, 1990 a description is not available for this item. Jun 16, 2018 the first is the light manual compaction test in which a 2. Classification tests atterberg limit tests d4318 bs 772. Bs 774 methods of test for soils for civil engineering purposes part 4. An improved california bearing ratio test procedure colin a. Free download bs 77 pdf standard from public digital library. Describes soil testing methods and includes methods for calibrating equipment and preparing samples. Bs 77 this british standard consists of nine parts. Bs 77 41990 methods of test for soils for civil engineering purposes part 4 compaction related tests. Results from the test can be used as design parameter or used to confirm the design assumption.
Bs 77 part 6 consolidation and permeability tests with pore pressure measurement. For the purposes of this part of bs 77 the definitions given in bs 771 apply. It is a revision of the insitu test methods described in bs 77. A typical compaction curve obtained from the british standard light compaction test section 6. The fileopen plugin works with adobe reader and other viewers. 16, ukas, cbr at each compaction point 5 points excludes compaction test. Bs 77 part 4 performance tests compactions geo site. Soil compaction is very important step for any structure because if compaction is not done properly. Compaction test of soil is carried out using proctors test to understand compaction characteristics of different soils with change in moisture content. A circular plate having a maximum diameter of 300 600mm shall be used. Reference is made to some of the classification tests described in bs 77 2, and to some of the methods of soil compaction described in bs 77 4. Compaction related tests published by bsi on august 31, 1990 a description is not available for this item. Soils for civil engineering purposes licensed copy.
Test sieves of metal wire cloth bs 4102 2000 test sieves. On this page we can learn three different soil compaction test methods that are specified in bs 77. If a heavier degree of compaction corresponding to the bs heavy compaction test section 6. Reference is also made to bs 77 1 for general requirements that are relevant to all parts of this british standard and for methods of preliminary preparation of soil and specimens for testing. At least five samples of each material shall be tested for ws, os and ph value. To see a list of other bs standards on the document library click here. All bsi british standards available online in electronic and print formats. Part 3, clause, and the chloride ion content shall not exceed 2,500 mgl when tested in. Part 3, clause, and the chloride ion content shall not exceed 2,500 mgl when tested in accordance with bs 77. The cbr test is covered by part 9 of the british standard bs77 which covers soils for civil engineering purposes. In order to read a secure pdf, you will need to install the fileopen plugin on your computer. Bs 7741990 methods of test for soils for civil engineering purposes part 4 compactionrelated tests. British standard bs77 vibrating hammer method astm d 4253 maximum index density and unit weight of soils using a vibratory table based on the results of these tests as well as additional tests to measure the compressibility of the soil, recommendations were made for compaction. Norhayati, petroliam nasional berhad, 12 march 2003, uncontrolled copy, c bsi sample preparation.