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2005 Eksamen 2005 engelsk - Page 1 of 11 STUDENT NO STUDY...

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Page 1 of 11 STUDENT NO…………………… .... STUDY PROGRAMME……………….…….. NORWEGIAN UNIVERSITY OF SCIENCE AND TECHNOLOGY GEOTECHNICAL DIVISION Scientific contact during examination: Geotechnical division, Gløshaugen Associate professor Rolf Sandven, 73 59 46 03/mobile 908 66 116 EXAMINATION IN COURSE TBA 4110 SOIL INVESTIGATIONS (GEOTECHNICS, MATERIAL PROPERTIES) Friday, December 2, 2005 Time: 09.00 – 13.00 Support: D – No printed or written literature is accepted. Simple, approved calculator accepted. Note: The complete examination set should be submitted along with the written answer! Information about the examination: 1) Parts of your answer may be written directly on the examination set. Give short and precise answers to the questions. 2) Save time by drawing directly on the figures in the examination set where appropriate. 3) The weighting is given on each task. TASK 1. (15 %) MISCELLANEOUS TOPICS Questions: Answers: Max. score: What is meant by Geotechnical Project Class, and how does the Project Class influence on the extent of site investigations in a project? 2 Which factors related to equipment and procedures may influence the recordings made in a Cone Penetration Test with pore pressure measurements (CPTU)? 3 An unconfined compression test performed on a cylindrical 100 mm high specimen gives a failure at 10 mm deformation and a corresponding load of 75 N. The area of the specimen was 23 cm 2 at the start of the test. How large is the undrained shear strength s u for this clay sample? How would you regard the sample quality from this information? 3
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