Exposure Class

Reinforced members and prestressed members with unbonded tendons

Prestressed members with bonded tendons

Quasi-permanent load combination

Frequent load combination

X0, XC1

0.40

0.20

XC2, XC3, XC4

0.30

0.20

XD1, XD2, XS1, XS2, XS3

Decompression