ABSTRACT Chen, J.; Yan, Y.X.; Chen, G.P., and Tan, H.M., 2016. Influence of wave direction on uplift force of sloping high piled wharf. In: Vila-Concejo, A.; Bruce, E.; Kennedy, D.M., and McCarroll, R.J. (eds.), Proceedings of the 14th International Coastal Symposium (Sydney, Australia). Journal of Coastal Research, Special Issue, No. 75, pp. 1442 - 1446. Coconut Creek (Florida), ISSN 0749-0208. Based on the experiment carried out in this study, the effect of incoming wave direction on uplift force acting upon high piled wharf deck has been analyzed. The main influencing factors have been taken into account, which include the wave incident angle, wave types, period, wave height, height of wharf deck. For the regular and irregular wave, the testing results showed that the oblique wave incoming angle was the main influencing factor on uplift force in both with and without current circumstances. The current direction has effect on the decreasing trend of total uplift force. Moreover, the simplified formula o...