Investigating Flexural Behaviour of Prestressed Concrete Girders Cast by Fibre-Reinforced Concrete

Table 4

Ductility index values of all girders.

Sr. No.	Specimen	Maximum deflection (Δmax)	First yield displacement (Δy)	Ductility index (Δmax/Δy)
1	B1-CM	11.6	4.68	2.47
2	B2-HyFRC	12.9	5.147	2.51
3	B3-PPFRC-1	9.05	3.598	2.51
4	B4-PPFRC-2	13.5	4.54	2.97
5	B5-SFRC-1	15.85	6.12	2.59
6	B6-SFRC-2	12.8	3.515	3.64