Paper

Estimation method on slope failure probability at mountain area near source of river

Takeshi SAKUDA,, Satoshi KATSUKI,, Yuji YASUDA, Kazuki MATSUMURA, Kei MATSUKI and Jyun‐ichi OZAKI　　3

Distributed runoff model for fine‐tephra mantled mountain basin
　　Satoshi TAGATA, Takao YAMAKOSHI, Jun'ichi KURIHARA, Katsuo SASAHARA, Masaaki SAKURABA, Shu TAKAHASHI and Masaru ONODERA　15

Relation between collapse position and water path position in slopes

Yasuyuki Tada, Masaharu Fujita, Daizo Tsutsumi, Kan Koyama,Takayuki Kawai, Takenobu Okumura and Naomasa Honda　25

Technical Report

Improvements of the combined penetrometer−moisture probe (CPMP)
　　　Yosuke YAMAKAWA, Ken'ichirou KOSUGI, Weili LIANG, Takahisa MIZUYAMA　34

ICase study of stability evaluation method related with preservation of historic erosion control facilities
−Taking the Kamatsusawa Erosion Control Dam, Inari River, Nikko City, as an example−
　　　Taku NISHIYAMA, Koji OOYA, Osamu TAINAKA and Takao ITOU　40

Research Notes

Relationship between relative height and angle of elevation from deposited area to initiated area of snow avalanches
　　　Taro UCHIDA, Nobutomo OSANAI, Hiroshi MATSUDA, Shinichi HONMA, Takunori NOGUCHI and Motoo SAKAI　50

Evaluation of sediment trap of ability based on sediment made and members distance
　　　Teruyoshi TAKAHARA and Kazuki MATSUMURA　55
　　　

Technical Notes

A proposal on arid land sabo works−a case study in Jordan−
　　　Hiroshi IKEYA　61