loss of prestress

loss of prestress

In prestressed concrete, the reduction of the prestressing force which results from the combined effects of creep in the steel and creep and shrinkage of the concrete; normally does not include friction losses but may include the effect of elastic deformation of the concrete.
References in periodicals archive ?
Loss of prestress prediction on nondestructive damage location algorithms, SPIE, Smart Structures and Materials, 2446-60-67.
Prediction of PRC beam's loss of prestress based on vibration test, Journal of Vibration and Shock, 22(3): 95-97 http://dx.
The intention was to check any vulnerability, namely, the differences in the slab stiffness caused by a loss of prestress.
Loss of prestress due to creep was examined for one specimen by monitoring GFRP strains over a 12-day period following fabrication.
The average loss of prestress following release of the clamps due to camber was 16.