Performance of BFRP Retrofitted RCC Piles Subjected to Axial Loads

Table 8

Concrete specimens compressive stress comparison between experimental results and mathematical prediction.

Description of concrete cube specimens	Compressive stress in N/mm^2
	Experimental results	Mathematical prediction
Conventional	35.7	35.7
BFRP double wrapped	53.77	53.77
30% preloaded of ultimate compressive load then BFRP double wrapped	53.50	53.22
60% preloaded of ultimate compressive load then BFRP double wrapped	52.75	52.47
90% preloaded of ultimate compressive load then BFRP double wrapped	50.75	50.33