ZA781471B - Reinforcement for a sandwich excavation structure made of steel-reinforced concrete,particularly injected concrete - Google Patents
Reinforcement for a sandwich excavation structure made of steel-reinforced concrete,particularly injected concreteInfo
- Publication number
- ZA781471B ZA781471B ZA00781471A ZA781471A ZA781471B ZA 781471 B ZA781471 B ZA 781471B ZA 00781471 A ZA00781471 A ZA 00781471A ZA 781471 A ZA781471 A ZA 781471A ZA 781471 B ZA781471 B ZA 781471B
- Authority
- ZA
- South Africa
- Prior art keywords
- concrete
- sandwich
- reinforcement
- steel
- structure made
- Prior art date
Links
- 238000009412 basement excavation Methods 0.000 title 1
- 239000004567 concrete Substances 0.000 title 1
- 239000011150 reinforced concrete Substances 0.000 title 1
- 230000002787 reinforcement Effects 0.000 title 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/107—Reinforcing elements therefor; Holders for the reinforcing elements
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/15—Plate linings; Laggings, i.e. linings designed for holding back formation material or for transmitting the load to main supporting members
- E21D11/152—Laggings made of grids or nettings
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Reinforcement Elements For Buildings (AREA)
- Bridges Or Land Bridges (AREA)
- Piles And Underground Anchors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2714620A DE2714620C3 (en) | 1977-04-01 | 1977-04-01 | Reinforcement for a composite structure made of steel-reinforced concrete, especially shotcrete |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA781471B true ZA781471B (en) | 1979-03-28 |
Family
ID=6005391
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA00781471A ZA781471B (en) | 1977-04-01 | 1978-03-14 | Reinforcement for a sandwich excavation structure made of steel-reinforced concrete,particularly injected concrete |
Country Status (8)
Country | Link |
---|---|
AT (1) | AT352668B (en) |
CH (1) | CH628954A5 (en) |
DE (1) | DE2714620C3 (en) |
FR (1) | FR2385893A1 (en) |
HU (1) | HU178181B (en) |
IT (1) | IT1101947B (en) |
PL (1) | PL116468B1 (en) |
ZA (1) | ZA781471B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19620290C1 (en) * | 1996-04-03 | 1997-06-26 | Bochumer Eisen Heintzmann | Profiled walling-member, of Y-section and of solid steel, for tunnels and mine galleries |
FR2791074B1 (en) * | 1999-03-19 | 2001-04-20 | Desquenne & Giral | METHOD, FORMWORK FRAME AND HANGER FOR REALIZING A SIDING |
ES2637412T3 (en) | 2011-06-22 | 2017-10-13 | Ashley Dean Olsson | Method and device of forming a post |
CN106930779B (en) * | 2017-03-15 | 2019-07-30 | 河南理工大学 | A kind of special-shaped canopy method for protecting support of the micro- arch of high-dipping three soft coal layer re-exploration laneway battered leg |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE657162C (en) * | 1938-02-25 | Neunkircher Eisenwerk A G Vorm | Profile iron for arched stretch frames | |
DE484016C (en) * | 1927-12-20 | 1929-10-08 | Alfred Thiemann G M B H | Iron cap for mining |
GB412561A (en) * | 1932-12-23 | 1934-06-25 | Evan Walter Davies | Improvements relating to arched roof supports for mines or the like |
GB460844A (en) * | 1935-06-04 | 1937-02-04 | Hugh Fentiman Smithson | Improved arch-girder support for use in mines |
DE726422C (en) * | 1936-07-22 | 1942-10-14 | F W Moll Soehne Maschinenfabri | Wide flange support for pit construction |
FR880347A (en) * | 1941-03-22 | 1943-03-23 | Reischswerke Ag Fu R Erzbergba | flexible mine shoring |
GB605996A (en) * | 1946-02-06 | 1948-08-04 | David Lewis Jones | Improvements in and relating to tie-rods for erecting mine arches and the like |
FR1042014A (en) * | 1950-09-11 | 1953-10-28 | Westfalenhu Tte Dortmund A G | Profiled iron for construction of mine galleries and its manufacturing process |
FR1156340A (en) * | 1955-08-29 | 1958-05-14 | Bochumer Ges Fuer Grubenausbau | Improvements made to pushbuttons for mine tunnel support frames |
FR1210440A (en) * | 1958-09-26 | 1960-03-08 | Rech S Ind Et Scient Et | Support frame |
DE1160388B (en) * | 1958-11-15 | 1964-01-02 | Stahlausbau Ges Mit Beschraenk | Bolting for the steel pit construction |
DE2517652A1 (en) * | 1975-04-22 | 1976-11-04 | His Handels & Ind | Mine roadway or heading support - overlaps with load acceptance bars and has segments as flange- adapted I beams |
DE2608956A1 (en) * | 1976-03-02 | 1977-09-08 | Stahlausbau Gmbh | Yielding arch support for mine roadways - has stay width tapered from flange end to rounded head end and adjoining overlapped segments |
-
1977
- 1977-04-01 DE DE2714620A patent/DE2714620C3/en not_active Expired
- 1977-12-29 AT AT941177A patent/AT352668B/en not_active IP Right Cessation
- 1977-12-30 CH CH1626377A patent/CH628954A5/en not_active IP Right Cessation
-
1978
- 1978-01-12 IT IT47613/78A patent/IT1101947B/en active
- 1978-03-14 ZA ZA00781471A patent/ZA781471B/en unknown
- 1978-03-24 FR FR7808665A patent/FR2385893A1/en not_active Withdrawn
- 1978-03-31 HU HU78BE1316A patent/HU178181B/en unknown
- 1978-03-31 PL PL1978205736A patent/PL116468B1/en unknown
Also Published As
Publication number | Publication date |
---|---|
PL116468B1 (en) | 1981-06-30 |
DE2714620C3 (en) | 1981-04-23 |
PL205736A1 (en) | 1979-01-02 |
DE2714620A1 (en) | 1978-10-12 |
IT7847613A0 (en) | 1978-01-12 |
FR2385893A1 (en) | 1978-10-27 |
HU178181B (en) | 1982-03-28 |
ATA941177A (en) | 1979-03-15 |
DE2714620B2 (en) | 1979-06-28 |
CH628954A5 (en) | 1982-03-31 |
IT1101947B (en) | 1985-10-07 |
AT352668B (en) | 1979-10-10 |
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