Table 2.

Summary of the durability test campaign, showing the characterizations performed at each test session (with the number of repeated tests in brackets).

				Test Sessions
				T0	T1	T2	T3	T4	T5	T6
Ageing environments	Alkaline solution	Exposure time (months)		0	3	6	9	12	15	18
		Tests	Concrete: compression tests (x3)	X	X	X	X	X	X	X
			Embedded DOFS: pull-out tests (x3)	X	X	X	X	X	X	X
			DOFS cables: tensile tests coating (x3) + Steel wire (x3)	X	X	X	X	X	X	X
			DOFS: pull-out tests OF/coating (x3) + Steel/coating (x3)	X	X	X	X	X	X	X
			Other analyses (OM, DSC, FTIR, D)	X	X	X	X	X	X	X
	F/T cycles	Exposure time (months)		0	3	6	9	12	15	18
		Tests	Bonded DOFS: pull-out tests (x3)	X	X	X	X	X	X	X
			DOFS cables: tensile tests coating (x3) + Steel wire (x3)	X		X		X		X
			DOFS cables: pull-out tests OF/coating (x3) + Steel/coating (x3)	X		X		X		X
			Other analyses (OM, DSC, FTIR, D)	X		X		X		X
	I/D cycles	Exposure time (months)		0	3	6	9	12	15	18
		Tests	Bonded DOFS: pull-out tests (x3)	X	X	X	X	X	X	X
			DOFS cables: tensile tests coating (x3) + Steel rod (x3)	X		X		X		X
			DOFS cables: pull-out tests OF/coating (x3) + Steel/coating (x3)	X		X		X		X
			Other analyses (OM, DSC, FTIR, D)	X		X		X		X
	Natural aging (NA)	Exposure time (months)		0				12		16
		Tests	Concrete: compression tests (x3)	X						X
			Embedded DOFS: pull-out tests (x3)	X						X
			Bonded DOFS: pull-out tests (x3)	X						X
			DOFS cables: tensile tests coating (x3) + Steel wire (x3)	X						X
			DOFS cables: pull-out tests OF/coating (x3) + Steel/coating (x3)	X						X
			Other analyses (OM, DSC, FTIR, D)	X				X		X
	F/T, I/D, NA	Exposure time (months)		0			8
		Tests	Bulk X120 adhesive: tensile tests (x3 per aging environment)	X			X
			Other analyses on X120 (DSC, FTIR)	X			X
	Creep (Cr)	Exposure time (months)		0		5		10	15
		Tests	DOFS cables: tensile tests coating (x3) + Steel wire (x3)	X		X		X	X
			DOFS cables: pull-out tests OF/coating (x3) + Steel/coating (x3)	X		X		X	X
			Other analyses (D, DSC)	X		X		X	X