ANNA UNIVERSITY, CHENNAI-

AFFILIATED INSTITUTIONS

R -  2008

-B.E. CIVIL ENGINEERING

SEMESTER-VII-

SYLLABUS

ELECTIVE – III

CE 2035                                                ROCK ENGINEERING                                         L T P C

3  0 0 3

OBJECTIVE

Student gains the knowledge on the mechanics of rock and its applications in underground structures and rock slope stability analysis.

 

UNIT I             CLASSIFICATION AND INDEX PROPERTIES OF ROCKS                               7

Geological classification – Index properties of rock systems – Classification of rock masses for engineering purpose.

 

UNIT II            ROCK STRENGTH AND FAILURE CRITERIA                                                  11

Modes of rock failure – Strength of rock – Laboratory and field measurement of shear, tensile and compressive strength – Stress strain behaviour in compression – Mohr-coulomb failure criteria and empirical criteria for failure – Deformability of rock.

 

UNIT III           INITIAL STRESSES AND THEIR MEASUREMENTS                                        10

Estimation of initial stresses in rocks – influence of joints and their orientation in distribution of stresses – technique for measurements of insitu stresses.

 

UNIT IV          APPLICATION OF ROCK MECHANICS IN ENGINEERING                               9

Simple engineering application – Underground openings – Rock slopes – Foundations and mining subsidence.

 

UNIT V           ROCK BOLTING                                                                                                   8

Introduction – Rock bolt systems – rock bolt installation techniques – Testing of rock bolts – Choice of rock bolt based on rock mass condition.

TOTAL: 45 PERIODS

 

TEXT BOOKS

1.         Goodman P.E., "Introduction to Rock Mechanics", John Wiley and Sons, 1999.

2.         Stillborg B., "Professional User Handbook for rock Bolting", Tran Tech Publications,

1996.