JP5319826B2 - 覆工板 - Google Patents
覆工板 Download PDFInfo
- Publication number
- JP5319826B2 JP5319826B2 JP2012159919A JP2012159919A JP5319826B2 JP 5319826 B2 JP5319826 B2 JP 5319826B2 JP 2012159919 A JP2012159919 A JP 2012159919A JP 2012159919 A JP2012159919 A JP 2012159919A JP 5319826 B2 JP5319826 B2 JP 5319826B2
- Authority
- JP
- Japan
- Prior art keywords
- reinforcing material
- lining
- mold
- reinforcing
- lining plate
- 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.)
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- 239000012779 reinforcing material Substances 0.000 claims description 54
- 239000000463 material Substances 0.000 claims description 29
- 229910000831 Steel Inorganic materials 0.000 claims description 20
- 239000010959 steel Substances 0.000 claims description 20
- 230000002787 reinforcement Effects 0.000 claims description 14
- 238000005728 strengthening Methods 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 description 20
- 238000010276 construction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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- Road Paving Structures (AREA)
Description
11 上フランジ
12 下フランジ
13 ウェブ
20 強化材
30 高力ボルト
40 側板
50 側板
Claims (9)
- 上フランジと下フランジとウェブとを備えた型材を複数本並列して連結した覆工板において、両外側に配置される型材の下フランジの長手方向中央部に対して強化材を添接したことを特徴とする覆工板。
- 前記強化材は、前記下フランジのうち、前記ウェブより外側部分に添接している請求項1に記載の覆工板。
- 前記強化材にプレストレスを与えて添接する鋼板プレストレス強化を施した請求項1または2に記載の覆工板。
- 前記強化材の長さは、型材の全長の8%〜61%である請求項1〜3のいずれかに記載の覆工板。
- 前記強化材の厚さは、前記下フランジの厚みの2倍以下である請求項1〜4のいずれかに記載の覆工板。
- 前記強化材は、長手方向中央部のみに添接した請求項1〜5のいずれかに記載の覆工板。
- 前記強化材は、前記下フランジの上面側に高力ボルトを用いて添接した請求項1〜6の
いずれかに記載の覆工板。 - 前記強化材は、板状である請求項1〜7のいずれかに記載の覆工板。
- 前記強化材は、高張力鋼である請求項1〜8のいずれかに記載の覆工板。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012159919A JP5319826B2 (ja) | 2012-07-18 | 2012-07-18 | 覆工板 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012159919A JP5319826B2 (ja) | 2012-07-18 | 2012-07-18 | 覆工板 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011192733A Division JP5114588B2 (ja) | 2011-09-05 | 2011-09-05 | 覆工板 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012193614A JP2012193614A (ja) | 2012-10-11 |
JP5319826B2 true JP5319826B2 (ja) | 2013-10-16 |
Family
ID=47085744
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012159919A Active JP5319826B2 (ja) | 2012-07-18 | 2012-07-18 | 覆工板 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5319826B2 (ja) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01263343A (ja) * | 1988-04-15 | 1989-10-19 | Takenaka Komuten Co Ltd | ハイブリッドプレベンド鋼製梁材 |
JP2858279B2 (ja) * | 1991-05-27 | 1999-02-17 | 裕二 空山 | 鋼桁の引張フランジに温度差を利用して圧縮力を導入する工法 |
JP2584443Y2 (ja) * | 1993-11-26 | 1998-11-05 | 丸藤シートパイル株式会社 | 覆工板 |
JPH0841809A (ja) * | 1994-07-28 | 1996-02-13 | Kawashiyou Lease Syst Kk | 補強覆工板の構造 |
JP3505229B2 (ja) * | 1994-08-31 | 2004-03-08 | 政夫 鈴木 | 覆工板 |
JP3528043B2 (ja) * | 2000-01-28 | 2004-05-17 | 京橋工業株式会社 | 補強板を用いた橋梁の補強方法 |
JP2004232376A (ja) * | 2003-01-31 | 2004-08-19 | Jfe Engineering Kk | 溶接による熱収縮を利用したプレストレス導入法 |
-
2012
- 2012-07-18 JP JP2012159919A patent/JP5319826B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2012193614A (ja) | 2012-10-11 |
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