JPH0567724B2 - - Google Patents

Info

Publication number
JPH0567724B2
JPH0567724B2 JP29358289A JP29358289A JPH0567724B2 JP H0567724 B2 JPH0567724 B2 JP H0567724B2 JP 29358289 A JP29358289 A JP 29358289A JP 29358289 A JP29358289 A JP 29358289A JP H0567724 B2 JPH0567724 B2 JP H0567724B2
Authority
JP
Japan
Prior art keywords
roof
impact force
cushion material
sand cushion
pipe
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 - Lifetime
Application number
JP29358289A
Other languages
English (en)
Japanese (ja)
Other versions
JPH03156006A (ja
Inventor
Hiroshi Yoshida
Yoshiharu Matsuba
Hiroshi Oosawa
Yoshiharu Goto
Akira Sato
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NIPPON SAMIKON KK
Original Assignee
NIPPON SAMIKON KK
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 by NIPPON SAMIKON KK filed Critical NIPPON SAMIKON KK
Priority to JP29358289A priority Critical patent/JPH03156006A/ja
Publication of JPH03156006A publication Critical patent/JPH03156006A/ja
Publication of JPH0567724B2 publication Critical patent/JPH0567724B2/ja
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F7/00—Devices affording protection against snow, sand drifts, side-wind effects, snowslides, avalanches or falling rocks; Anti-dazzle arrangements ; Sight-screens for roads, e.g. to mask accident site
    • E01F7/04—Devices affording protection against snowslides, avalanches or falling rocks, e.g. avalanche preventing structures, galleries

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
JP29358289A 1989-11-10 1989-11-10 保護構造物の衝撃力緩衝構造 Granted JPH03156006A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP29358289A JPH03156006A (ja) 1989-11-10 1989-11-10 保護構造物の衝撃力緩衝構造

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP29358289A JPH03156006A (ja) 1989-11-10 1989-11-10 保護構造物の衝撃力緩衝構造

Publications (2)

Publication Number Publication Date
JPH03156006A JPH03156006A (ja) 1991-07-04
JPH0567724B2 true JPH0567724B2 (enExample) 1993-09-27

Family

ID=17796598

Family Applications (1)

Application Number Title Priority Date Filing Date
JP29358289A Granted JPH03156006A (ja) 1989-11-10 1989-11-10 保護構造物の衝撃力緩衝構造

Country Status (1)

Country Link
JP (1) JPH03156006A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112267391A (zh) * 2020-10-27 2021-01-26 西南交通大学 一种采用斗拱原理连接的两级耗能型棚洞支撑结构及其设计方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101033862B1 (ko) * 2009-04-21 2011-05-13 김성진 절벽 암석부의 친환경 관광도로의 시공방법
CN110359381B (zh) * 2019-07-25 2021-08-17 西南交通大学 柔性网与缓冲垫层组合式自清理棚洞系统及其设计方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112267391A (zh) * 2020-10-27 2021-01-26 西南交通大学 一种采用斗拱原理连接的两级耗能型棚洞支撑结构及其设计方法

Also Published As

Publication number Publication date
JPH03156006A (ja) 1991-07-04

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