Martí Vargas, José Rocío; Hale, WM; García Taengua, Emilio José; Serna Ros, Pedro(Elsevier, 2014-02)
An analytical model to predict strand slips within both transmission and anchorage lengths in pretensioned
prestressed concrete members is presented. This model has been derived from an experimental
research work by ...
Dang, C.N.; Floyd, R.W.; Hale, W.M.; Martí Vargas, José Rocío(2016)
[EN] The use of 0.7 in. (18 mm) diameter strands for pretensioned concrete girders is advantageous when increasing the flexural capacity and extending girder spans. The current codes have no design guidelines for predicting ...
García Taengua, Emilio José; Martí Vargas, José Rocío; Serna Ros, Pedro(Elsevier, 2014-09)
The use of steel fiber reinforced concrete (SFRC) is becoming more and more common. Concerning bond
of rebars to concrete, fibers provide passive confinement and not only improve bond performance but
also affect the mode ...
García Taengua, Emilio José; Martí Vargas, José Rocío; Serna Ros, Pedro(American Concrete Institute, 2011)
[EN] The positive effect of fibers on the bond of reinforcing bars in
concrete is widely recognized. Different authors, however, come to
different conclusions regarding particular points.
This research analyzes the ...
Martí Vargas, José Rocío; Serna Ros, Pedro; Hale, W. M.(Elsevier, 2013-07)
This paper presents the results of an experimental research program addressing the bond behavior of prestressing strands in pretensioned prestressed concrete members after anchorage failure has occurred. A test methodology ...
Caro Forero, Libardo Andrés; Martí Vargas, José Rocío; Serna Ros, Pedro(Society for Experimental Mechanics (SEM), 2013-11)
For design purposes, it is generally considered that prestressing strand transfer length does not change with time. However, some experimental studies on the effect of time on transfer lengths show contradictory results. ...