FRP	Fiber-reinforced polymer
BFRP	Basalt fiber-reinforced polymer
GFRP	Glass fiber-reinforced polymer
NFRPs	Natural fiber-reinforced plastic composites
CFRP	Carbon fiber-reinforced polymer
FEM	Finite element method
GLULAM	Glued laminated timber
LVL	Laminated veneer lumber
CLT	Cross-laminated timber
NSMR	Near surface-mounted reinforcement
EDSTC	Elliptical FRP–concrete–steel double-skin tubular column
USC	Overall knottiness index
USM	Marginal zone knottiness index
KS	Medium-quality structural lumber class
KG	A class of lower-quality structural lumber