Part 1 covers general information, parts 2 to 8 relate to. Where a cone calibration is due to expire during a testing programme the. When carrying out manual operations in a pit or the base of a. A testing programme was agreed with the project engineer and the tests. Bs 77 was first published in 1948 and first published in metric form in 1975. The plate bearing test can also be used to establish the insitu cbr value. This part of bs 77 has been updated to align with more recently published standards, including bs en iso 178921. Plate load testing or plate bearing testing, is carried out in accordance with bs 77 part 9. This part of bs 77 describes insitu methods of test on soils for civil. This british standard, a part of the bs 77 series, specifies methods of test for the determination of consolidation and permeability characteristics of saturated soils using apparatus which is more complex than that used for the tests described in bs 77 5. The test shall be carried out in general accordance with bs 77. Bs 77part 71990 clause 6 astm d188392 astm d285087. Bs 779 is a revision of the insitu test methods described in bs 77. Nonalloy and alloy steel tubes the european standard en 102961.
For the purposes of this part of bs 77 the definitions given in bs 77 1 apply. Soils for civil engineering purposes angelo filomeno. 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. Bs 77part 71990 clause 6 astm d188392 astm d285087 astm d308090. Compressibility, permeability and durability part 6.
Insitu tests, british standards institution, london. 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. Balance calibration has been reduced from sixmonthly to annual to align with other geotechnical testing. This part of bs 77 has been prepared under the direction of the road engineering standards policy committee.
This part of bs 77 has been prepared under the direction of the road. Welded circular steel tubes for mechanical purposes. Varying diameters can used depending of the maximum stone size within the material. Penetration testing shall be carried out in accordance with bs 77.
These two tests were subject to a comparative testing programme carried out. Bs773 methods of test for soils for civil engineering. The cbr test is covered by part 9 of the british standard bs77 which covers soils for civil engineering purposes. Bs 77 part 3 1990 british standard methods of test for. Compressibility, permeability and durability tests.
This british standard, a part of the bs 77 series, describes. Norhayati, petroliam nasional berhad, 12 march 2003, uncontrolled copy, c bsi tests. Schedule of accreditation united kingdom accreditation service. Part 9, bs 1610, bs 1792, bs 1797, bs 1806, bs 1881.
The test report shall state that the test was carried out in accordance with 7. Free download bs 77 pdf standard from public digital library. California bearing ratio cbr dry density moisture content relationship 2. This british standard has been prepared under the direction of the technical committee b516, cement and lime. This set of equipment has been put together to list what is necessary to carry out the test using the method described in bs77 part 9 additional items may be required, please refer to the standard. Place soil in small batches on a 2mm sieve resting on a 63 m sieve and wash. The distinction between laboratory and insitu tests is that. Geological and geotechnical investigations and testing. A circular plate having a maximum diameter of 300 600mm shall be used. Methods of test for classifying soils and for determining their basic physical properties.
Methods of test for soils for civil engineering purposes. This part of bs 77 has been prepar ed under the direction of the road engineering standards policy committee. Precast concrete flags, kerbs, channels, edgings and quadrants part 1. Here you can find bs 77 parts 1 to 9 zip shared files. Soil stabilisation can reduce construction programme times by minimising site preparation and. Insitu density, sand replacement small pouring cylinder to bs77 part 92. Insitu density, sand replacement small pouring cylinder to bs77 part 9 2. This set of equipment has been put together to list what is necessary to carry out the test using the method described in bs77 part 4 additional items may be required, please refer to the standard check box to select. Soils for civil engineering purposes licensed copy. Bs 77 this british standard consists of nine parts.
This part of bs 77 has been prepared under the direction of the engineering standards policy committee. Method one use of fire dampers this covers the protection of ductwork by the provision of fire dampers located where the ductwork penetrates fire resistant compartments, such as walls and floors. The bs light manual compaction test is similar to aashto t99. Bs 77 is in the process of being revised and will comprise nine separate parts. Sulfate specification for structural backfills trl. In this test, a plate of known dimensions is jacked against a reaction load, usually the underside of a suitably weighted tracked excavator which provides the kentlidge, and.
Normative references required to achieve compliance to this standard. Determination of strength published by the european committee for. Ground investigation report for dolgarrog primary school strata. Plate loading test specification varies with requirement. Norad have jointly financed the project, which forms part of a programme to establish. Download bs 77 parts 1 to 9 zip from 20 mb, bs 77 parts 1 to 9. Welded circular steel tubes for mechanical purposes technical. To see a list of other bs standards on the document library click here. Permability falling head bs 777 test 4 determination of shear strength by direct shear in small shear box sand equivalent bs 773 c9 sand equivalent bsen 9338 sand equivalent sieve analysis bs 772. Bs 77 9 1990 methods of test for soils for civil engineering purposes part 9 insitu tests. Noncohesive soils conditionally cohesive soils and soft rocks. It is a revision of the insitu test methods described in bs 77. This document refers to the highways england manual of contract.
Cbr test can be performed not only in laboratory but also insitu. This part of bs 77 describes insitu methods of test on soils for civil engineering. Compressibility, permeability and durability tests part 6. This set of equipment has been put together to list what is necessary to carry out the test using the method described in bs77 part 4 additional items may be required, please refer to the standard check box to. Medium grained soils contain more than 10% material retained on a 2mm test sieve but not more than 10% retained on a 20mm test sieve. Results from the test can be used as design parameter or used to confirm the design assumption. Norhayati, petroliam nasional berhad, 12 march 2003, uncontrolled copy, c bsi sample preparation.
Plate bearing test is carried out in the field to serve this purpose. It shall contain the following, in addition to the information listed in clause 9 of bs 77. Part 9 1990 insitu density and moisture content nuclear method bs 77. This british standard, a part of the bs 77 series, specifies methods of test for the determination of consolidation and permeability characteristics of saturated soils using apparatus which is more complex than that used for the tests described in bs 775. Partially replaced, current, confirmed, superseded.
There are three methods of fire protection related to ductwork laid down in the uk standard bs 5588 part 9 which should be followed. Bs 77 9 is a revision of the insitu test methods described in bs 77. Used for determining the particle size distribution of very fine soils. Controls proposes a dual purpose test assembly that, connected to the suitable accessories, can satisfy both needs. Soil mechanics laboratory manual linkedin slideshare. Oct 06, 2012 14062005 soil mechanics laboratory manual 344. Permability falling head bs 77 7 test 4 determination of shear strength by direct shear in small shear box sand equivalent bs 77 3 c9 sand equivalent bsen 9338 sand equivalent sieve analysis bs 77 2. Methods for test for soils for civil engineering purposes.
1001 457 441 292 1471 915 967 796 1281 421 1384 300 199 479 665 560 572 348 916 623 30 138 768 759 1484 573 275 218 1057 1448 287 1337 601 1388 809 1234 719 840 1476 93 229 277 648 627