Parametric Updating of Steel Strand Stay Cable Force Calculation Model Based on Response Surface Method

Table 1

Cable specifications and parameters.

Cable number	Number of parallel steel strands of single-stay cable (piece)	Length of single cable L (m)	Unit cable weight (kg/m)	HDPE casing unit weight (kg/m)
S1	43	34.2	47.257	9.943
S2	43	44.9	47.257	9.943
S3	43	55.5	47.257	9.943
S4	43	66.2	47.257	9.943
S5	43	76.8	47.257	9.943
S6	43	87.5	47.257	9.943
S7	43	98.1	47.257	9.943