Papers

Flume experiment into the influence of the noise due to water flow and non-collision against the pipe on measurement of sediment discharge using hydrophone data

Takuma IUCHI, Taro UCHIDA, Nobuya YOSHIMURA, Kenji TSURUTA, Yasutaka TANAKA, Jun’ichi KANBARA and Wataru SAKURAI　4

Technical Papers

Recovery of communities affected by debris flows and estimation of the mental damage to the costs of victims

Yuji YASUDA, Yoshimasa MORI and Nobuaki KATO　15

Distribution of deep-seated landslides and gentle slopes on the ridge at Hiranabe, Kitagawa, Kochi

Katsuo SASAHARA　　26

Research Notes

Measurement of channel morphology using low-altitude photogrammetry in a headwater stream

Keisuke NIDAIRA, Marino HIRAOKA, Takashi GOMI and Yoshimi UCHIYAMA　38

Detection of volcanic phenomena accompanied with the eruption of Mt. Merapi in 2010 using ALOS images

Takashi KOI, Nobuaki KATO, Kazuo YOSHIKAWA, Tomokazu ITANO, Daisuke SANGO, Shunichi KUSANO and Joji SHIMA　　43

Technical Notes

Effect of special cast steel plates for reducing erosion of spillway crown of a sabo dam by field monitoring

Yoshiharu ISHIKAWA, Hitoshi KATO and Shinji TERAOKA　　49