Martí Vargas, José Rocío; Hale, WM(American Society of Civil Engineers, 2013)
Prestressing strands are commonly used in pretensioned prestressed concrete bridge construction. Transfer length is an important parameter for structural design. This paper presents a comparative study on strand transfer ...
Dang, Canh N.; Floyd, Royce W.; Hale, W. Micah; Martí Vargas, José Rocío(Thomas Telford Ltd., 2018)
[EN] Development length of prestressing strands is a significant parameter in the design of pretensioned concrete members.
The adequacy of the code equations used to predict the development length needs to be verified when ...
This paper presents a study on the prediction of transfer length of 13 mm seven-wire prestressing steel strand in pretensioned prestressed concrete members with rectangular cross-section including several material properties ...
Caro Forero, Libardo Andrés; Martí Vargas, José Rocío; Serna Ros, Pedro(Elsevier, 2013-04)
This paper presents an experimental research work to evaluate prestress losses in pretensioned prestressed concrete. An experimental program including variables such as concrete mix design, specimen cross-section size and ...
Arbeláez, C.A.; Martí Vargas, José Rocío; Serna Ros, Pedro; Castro-Bugallo, M Carmen(De Gruyter Open Sp. z o.o., 2006)
[EN] In pretensioned concrete, the force in the prestressing reinforcement is transferred to the concrete by bond in the end region of the member. The distance from the end of the member over which the effective prestressing ...
Arango Campo, Samuel Eduardo(Universitat Politècnica de València, 2011-09-22)
En la actualidad no existe una metodología de ensayo estandarizada para evaluar el fenómeno de la
fluencia a flexión de SFRC en estado fisurado. Partiendo de las escasas investigaciones en el tema se
han diseñado y puesto ...
Milián Sorribes, Víctor Antonio(Universitat Politècnica de València, 2016-07-13)
[ES] Todolella es un pueblo del interior de Castellón que en la actualidad presenta problemas de estacionamiento. Para solucionarlo se construirá un parking en las afueras del pueblo al lado de la CV-122 (p.k. 1+300, margen ...
Rosell Esteve, Miguel Angel(Universitat Politècnica de València, 2014-09-26)
[EN] The main purpose of this project is to define all the necessary works for the Alternative CV-575 road between the CV-573 and CV-600 road which aims to solve the current problems crossing the CV-575 road within the ...
Dang, C.N.; Hale, W. M.; Martí Vargas, José Rocío(Elsevier, 2018)
[EN] The use of 18-mm prestressing strands has extensive advantages in building and bridge construction. Strand bond is a critical factor that constitutes the strand behavior in pretensioned concrete girders and directly ...
Martí Vargas, José Rocío; Arbeláez, César A.; Serna Ros, Pedro; Castro-Bugallo, M Carmen(American Concrete Institute, 2007-07-01)
[EN] An experimental program on twelve series of specimens with different embedment lengths to determine the transfer length was conducted. Transfer length test results of seven-wire strand on twelve different concrete ...
Martí Vargas, José Rocío; Caro Forero, Libardo Andrés; Serna Ros, Pedro(American Concrete Institute, 2014)
[EN] The size-effect phenomenon has been analyzed with pretensioned prestressed concrete prismatic specimens at prestress transfer. An experimental program that includes variables such as concrete
mixture design, specimen ...
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 ...