JP2501589Y2 - 落石防護構造物 - Google Patents

落石防護構造物

Info

Publication number
JP2501589Y2
JP2501589Y2 JP1990035050U JP3505090U JP2501589Y2 JP 2501589 Y2 JP2501589 Y2 JP 2501589Y2 JP 1990035050 U JP1990035050 U JP 1990035050U JP 3505090 U JP3505090 U JP 3505090U JP 2501589 Y2 JP2501589 Y2 JP 2501589Y2
Authority
JP
Japan
Prior art keywords
rockfall
sand layer
roof
support
rockfall protection
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
JP1990035050U
Other languages
English (en)
Japanese (ja)
Other versions
JPH03125812U (enrdf_load_stackoverflow
Inventor
毅 飯田
浩 喜田
好久 松本
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 Steel Corp
Original Assignee
Sumitomo Metal Industries Ltd
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 Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP1990035050U priority Critical patent/JP2501589Y2/ja
Publication of JPH03125812U publication Critical patent/JPH03125812U/ja
Application granted granted Critical
Publication of JP2501589Y2 publication Critical patent/JP2501589Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
JP1990035050U 1990-03-30 1990-03-30 落石防護構造物 Expired - Lifetime JP2501589Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990035050U JP2501589Y2 (ja) 1990-03-30 1990-03-30 落石防護構造物

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990035050U JP2501589Y2 (ja) 1990-03-30 1990-03-30 落石防護構造物

Publications (2)

Publication Number Publication Date
JPH03125812U JPH03125812U (enrdf_load_stackoverflow) 1991-12-19
JP2501589Y2 true JP2501589Y2 (ja) 1996-06-19

Family

ID=31540070

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990035050U Expired - Lifetime JP2501589Y2 (ja) 1990-03-30 1990-03-30 落石防護構造物

Country Status (1)

Country Link
JP (1) JP2501589Y2 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH03125812U (enrdf_load_stackoverflow) 1991-12-19

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