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BS 7861-2:1997

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Strata reinforcement support system components used in coal mines Specification for birdcaged cablebolting
Available format(s)

Hardcopy , PDF

Superseded date

31-10-2009

Language(s)

English

Published date

15-09-1997

Committees responsible
Foreword
Specification
1 Scope
2 Normative references
3 Definitions
4 Steel cablebolts and components
5 Grout
6 System performance criteria
Annexes
A (normative) Determination of failure mode of
    anchor assembly
B (normative) Mixing and pumping test
C (normative) Determination of uniaxial compressive
    strength of grout
D (normative) Determination of the elastic modulus of
    grout
E (normative) Determination of the expansion of grout
F (normative) Determination of system stiffness and
    load capacity of birdcaged cablebolt/grout systems
G (normative) Shear test on cablebolt/grout systems
Tables
1 Colour coding
2 Anchorage assembly test
3 Uniaxial compressive strength
Figures
1 Typical cablebolt arrangements
    A.1 Typical load test arrangement for strength
          test of in-line cablebolt and anchorage
          assembly
    B.1 Arrangement for mixing and pumping test
    E.1 Details of moulds
    F.1 Arrangement for double embedment pull test
    G.1 Diagram of shear frame for steel cablebolt/
          grout system test
    G.2 Typical shear force/shear displacement curve for
          double bridcaged cablebolt
List of references

Defines dimensional, material and performance requirements for birdcaged cablebolting support system components used in coal mines. Cover does not include the assembly or installation of these components for formation of a cablebolting support site system.

Committee
MRE/1
DevelopmentNote
Supersedes 96/706318 DC (10/2005)
DocumentType
Standard
Pages
24
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

BS 1881-116:1983 Testing concrete Method for determination of compressive strength of concrete cubes
BS EN 196-3 : 2005 METHODS OF TESTING CEMENT - PART 3: DETERMINATION OF SETTING TIMES AND SOUNDNESS
BS 5896:1980 Specification for high tensile steel wire and strand for the prestressing of concrete
BS 1881-121:1983 Testing concrete Method for determination of static modulus of elasticity in compression
BS 1881-108:1983 Testing concrete Method for making test cubes from fresh concrete
BS EN 196-1:2016 Methods of testing cement Determination of strength

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