JPS6285522U - - Google Patents

Info

Publication number
JPS6285522U
JPS6285522U JP17651185U JP17651185U JPS6285522U JP S6285522 U JPS6285522 U JP S6285522U JP 17651185 U JP17651185 U JP 17651185U JP 17651185 U JP17651185 U JP 17651185U JP S6285522 U JPS6285522 U JP S6285522U
Authority
JP
Japan
Prior art keywords
impermeable layer
underdrain
underdrain drainage
drainage pipe
pipe extending
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP17651185U
Other languages
English (en)
Japanese (ja)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP17651185U priority Critical patent/JPS6285522U/ja
Publication of JPS6285522U publication Critical patent/JPS6285522U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Sewage (AREA)
  • Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
JP17651185U 1985-11-16 1985-11-16 Pending JPS6285522U (US07993877-20110809-P00003.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17651185U JPS6285522U (US07993877-20110809-P00003.png) 1985-11-16 1985-11-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17651185U JPS6285522U (US07993877-20110809-P00003.png) 1985-11-16 1985-11-16

Publications (1)

Publication Number Publication Date
JPS6285522U true JPS6285522U (US07993877-20110809-P00003.png) 1987-06-01

Family

ID=31116823

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17651185U Pending JPS6285522U (US07993877-20110809-P00003.png) 1985-11-16 1985-11-16

Country Status (1)

Country Link
JP (1) JPS6285522U (US07993877-20110809-P00003.png)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54413A (en) * 1977-06-01 1979-01-05 Dainippon Plastics Method of executing water absorption and drainage of culvert

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54413A (en) * 1977-06-01 1979-01-05 Dainippon Plastics Method of executing water absorption and drainage of culvert

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