BS 8081:1989

Superseded

View Superseded by

Code of practice for ground anchorages

Available format(s)

Hardcopy , PDF

Superseded date

31-08-2015

Language(s)

English

Published date

31-07-1989

Publisher

British Standards Institution

Foreword
Committees responsible
Code of practice
0 Introduction
1 Scope
2 Definitions
3 Symbols
4 Responsibilities
5 Site investigation
   5.1 General
   5.2 Initial desk and field study
   5.3 Ground investigation
   5.4 Field testing
   5.5 Laboratory testing
   5.6 Chemical testing
   5.7 Presentation of data
   5.8 Investigation during construction
   5.9 Health hazards and safety
6 Design
   6.1 General
   6.2 Ground/grout interface
   6.3 Grout/tendon interface
   6.4 Encapsulations
   6.5 Free anchor length
7 Materials and components
   7.1 Cementitious grouts
   7.2 Resinous grouts
   7.3 Tendon
   7.4 Anchor head
8 Corrosion and corrosion protection
   8.1 Corrosion
   8.2 Corrosion protection
9 Stressing equipment
   9.1 General
   9.2 Hydraulic jacks
   9.3 Load measurement
   9.4 Hydraulic pumping units
   9.5 Stressing equipment for rock bolts
10 Construction
   10.1 General
   10.2 Drilling
   10.3 Tendon
   10.4 Grouting
   10.5 Anchor head
   10.6 Stressing
11 Testing
   11.1 General
   11.2 Proving tests
   11.3 On-site suitability tests
   11.4 On-site acceptance tests
   11.5 Monitoring service behaviour of anchorages
12 Maintenance
   12.1 Precautionary measures
   12.2 Remedial measures
   12.3 Replacement criteria during service
   12.4 Dismantling after service
   12.5 Records
13 Legal aspects
   13.1 Statutory obligations
   13.2 Encroachments under neighbouring property
   13.3 Liability for pollution
   13.4 Statutory regulations
Appendices
A - Recommendations for further research
B - Design method based on limit state principles
C - Record sheets
D - Overall stability
E - Water testing and pregrouting
F - Ground/grout interface
G - Grout/tendon interface
H - Tendon E valves
J - Corrosion
K - Corrosion protection
L - Load cells
M - Monitoring and testing
N - Health and safety
P - Bibliography
Index
Publications referred to

Recommendations for soil and rock anchorage systems of the grouted or mechanical type.

Committee	B/526
DevelopmentNote	Supersedes BS DD81(1982). (09/2005) Reviewed and confirmed by BSI, January 2013. (12/2012)
DocumentType	Standard
Pages	0
PublisherName	British Standards Institution
Status	Superseded
SupersededBy	BS EN 1997-1 : 2004 BS EN 1997-1:2004+A1:2013 BS 8081:2015+A2:2018 BS 8081:2015
Supersedes	DD 81:1982

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