JPS626045B2 - - Google Patents
Info
- Publication number
- JPS626045B2 JPS626045B2 JP2483779A JP2483779A JPS626045B2 JP S626045 B2 JPS626045 B2 JP S626045B2 JP 2483779 A JP2483779 A JP 2483779A JP 2483779 A JP2483779 A JP 2483779A JP S626045 B2 JPS626045 B2 JP S626045B2
- Authority
- JP
- Japan
- Prior art keywords
- drainage
- block
- underdrain
- connection
- underdrain drainage
- 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.)
- Expired
Links
- 238000010276 construction Methods 0.000 claims description 15
- 229920003002 synthetic resin Polymers 0.000 claims description 6
- 239000000057 synthetic resin Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 239000002689 soil Substances 0.000 description 7
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 241000218691 Cupressaceae Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 241000981595 Zoysia japonica Species 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000035784 germination Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2483779A JPS55116912A (en) | 1979-03-02 | 1979-03-02 | Method for construction of underdrainage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2483779A JPS55116912A (en) | 1979-03-02 | 1979-03-02 | Method for construction of underdrainage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55116912A JPS55116912A (en) | 1980-09-08 |
| JPS626045B2 true JPS626045B2 (en]) | 1987-02-07 |
Family
ID=12149311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2483779A Granted JPS55116912A (en) | 1979-03-02 | 1979-03-02 | Method for construction of underdrainage |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS55116912A (en]) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4756643A (en) * | 1986-04-25 | 1988-07-12 | Dennis Hurley | Apparatus for placement of lateral drain lines onto a main drainage line for prefabricated composite drainage structures |
-
1979
- 1979-03-02 JP JP2483779A patent/JPS55116912A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55116912A (en) | 1980-09-08 |
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