Advances in Bridge Engineering

Table 2 Design variables of the columns

From: Effect of the concrete cover thickness ratio on the post-yield stiffness of bridge columns with partially unbonded unstressed steel strands

Column	\(\rho_{lb}\)(%)	\(\rho_{lp}\)(%)	Strand design	\(c_{c,D}\)(mm)	\(d_{t,D}\)(mm)	\(c_{L,D}\)(%)
CCC	1.69	-	-	30	544.6	5.5
CSC40		0.47	12-D15.2	40	534.6	7.5
CSC30				30	544.6	5.5
CSC20				20	554.6	3.6

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