Download Compressive Force-Path Method: Unified Ultimate Limit-State by Michael D Kotsovos PDF

By Michael D Kotsovos

This ebook provides a style which simplifies and unifies the layout of strengthened concrete (RC) constructions and is acceptable to any structural point less than either basic and seismic loading stipulations. The proposed process has a legitimate theoretical foundation and is expressed in a unified shape acceptable to all structural contributors, in addition to their connections. it's utilized in perform by utilizing easy failure standards derived from first ideas with out the necessity for calibration by utilizing experimental facts. the strategy is able to predicting not just load-carrying potential but in addition the destinations and modes of failure, in addition to safeguarding the structural functionality code requisites.
In this ebook, the techniques underlying the tactic are first offered for the case of easily supported RC beams. the applying of the strategy is steadily prolonged as a way to hide all universal structural parts. for every structural point thought of, facts of the validity of the proposed technique is gifted including layout examples and comparisons with present code standards. the tactic has been chanced on to provide layout options which fulfill the seismic functionality standards of present codes in all instances investigated thus far, together with structural participants corresponding to beams, columns, and partitions, beam-to-beam or column-to-column connections, and beam-to-column joints.

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Extra resources for Compressive Force-Path Method: Unified Ultimate Limit-State Design of Concrete Structures

Example text

If it is assumed that the beam is designed so that it does not suffer any loss of its load-carrying capacity as a result of failure of the longitudinal steel bars, then the causes of failure should be sought in the portion of the beam which comprises uncracked concrete, since cracked concrete could be viewed as concrete already failed. On the basis of the experimental data presented in the preceding chapter, concrete always fails in tension. As a result, the search for the causes of failure of the portion of the beam comprising uncracked concrete only must be focused on the identification of regions of this portion where tensile forces are likely to develop.

Van Mier JGM, Shah SP, Arnaud M, Balayssac JP, Bascoul A, Choi S, Dasenbrock D, Ferrara G, French C, Gobbi ME, Karihaloo BL, Konig G, Kotsovos MD, Labuz J, Lange-Kornbak D, Markeset G, Pavlovic MN, Simsch G, Thienel K-C, Turatsinze A, Ulmer U, van Geel HJGM, van Vliet MRA, Zissopoulos D (1997) Strain-softening of concrete in uniaxial compression. Mater Struct RILEM 30(198):195–209. Kotsovos MD (1983) Effect of testing techniques on the post-ultimate behaviour of concrete in compression. Van Mier JGM (1986) Multiaxial strain-softening of concrete.

If it is assumed that the beam is designed so that it does not suffer any loss of its load-carrying capacity as a result of failure of the longitudinal steel bars, then the causes of failure should be sought in the portion of the beam which comprises uncracked concrete, since cracked concrete could be viewed as concrete already failed. On the basis of the experimental data presented in the preceding chapter, concrete always fails in tension. As a result, the search for the causes of failure of the portion of the beam comprising uncracked concrete only must be focused on the identification of regions of this portion where tensile forces are likely to develop.

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