Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 5 of 5 for “"Prestressed tendons"”.
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Influência da injeção de argamassa nos condutos das armaduras das peças de concreto protendido
… of the injection of mortar in the ducts of the tendons of prestressed concrete beams, with the purpose of finding out the behavior of structures both in service and at the point of rupture. Eight simple span beams of double T section were tested to the point of rupture, but only four of those …
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Active control of extremely prestressed simple supported composite bridges
… the issues involved in the design of externally prestressed tendons on a simply supported composite bridge of specific properties, and touches on the reasoning behind active control and the limitations that the current technology has.
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Analysis of time-dependent effects on segmental prestressed concrete curved box-girder bridges
… analysis of segmentally erected curved prestressed box-girder bridges and other structures. The program is capable of predicting the response of such structures throughout their various stages of construction and service load history. The analysis accounts for the effects of concrete …
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Carbon Fiber Reinforced Polymer Retrofits to Increase the Flexural Capacity of Deteriorated Steel Members
… sections of the girder, or adding external prestressed tendons. However, these methods also have several challenges, including required lane closures, high installation costs, increased dead weight, and continuing corrosion issues. One alternative to conventional retrofits is the use of …
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Αντισεισμικός σχεδιασμός γεφυρών σκυροδέματος με βάση τις μετακινήσεις
Η πλειονότητα των ερευνητών/ειδικών του αντισεισμικού σχεδιασμού συμφωνεί πως μια υπολογιστική διαδικασία που θα έχει ως βασική παράμετρο της απόκρισης τις σεισμικές μετακινήσεις θα είναι πιο ορθολογική και πιθανότατα πιο οικονομική απ’ τη συμβατική μεθοδολογία σχεδιασμού βάσει δυνάμεων. Η έλλειψη …