BS 8110-1:1985
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Structural use of concrete Code of practice for design and construction
Hardcopy , PDF
15-03-1997
English
30-08-1985
Foreword
Committees responsible
Code
Section one. General
1.1 Scope
1.2 Definitions
1.3 Symbols
Section two. Design objectives and general
recommendations
2.1 Basis of design
2.2 Structural design
2.3 Inspection of construction
2.4 Loads and material properties
2.5 Analysis
2.6 Designs based on tests
Section three. Design and detailing: reinforced
concrete
3.1 Design basis and strength of materials
3.2 Structures and structural frames
3.3 Concrete cover to reinforcement
3.4 Beams
3.5 Solid slabs supported by beams or walls
3.6 Ribbed slabs (with solid or hollow blocks or
voids)
3.7 Flat slabs
3.8 Columns
3.9 Walls
3.10 Staircases
3.11 Bases
3.12 Considerations affecting design details
Section four. Design and detailing: prestressed
concrete
4.1 Design basis
4.2 Structures and structural frames
4.3 Beams
4.4 Slabs
4.5 Columns
4.6 Tension members
4.7 Prestressing
4.8 Loss of prestress, other than friction losses
4.9 Loss of prestress due to friction
4.10 Transmission lengths in pre-tensioned members
4.11 End blocks in post-tensioned members
4.12 Considerations affecting design details
Section five. Design and detailing: precast and
composite construction
5.1 Design basis and stability provisions
5.2 Precast concrete construction
5.3 Structural connections between precast units
5.4 Composite concrete construction
Section six. Concrete: materials, specification and
construction
6.1 Constituent materials of concrete
6.2 Durability of structural concrete
6.3 Concrete mix specifications
6.4 Methods of specification, production, control and
tests
6.5 Transporting, placing and compacting concrete
6.6 Curing
6.7 Concreting in cold weather
6.8 Concreting in hot weather
6.9 Formwork
6.10 Surface finish of concrete
6.11 Dimensional deviations
6.12 Construction joints
6.13 Movement joints
6.14 Handling and erection of precast concrete units
Section seven. Specification and workmanship:
reinforcement
7.1 General
7.2 Cutting and bending
7.3 Fixing
7.4 Surface condition
7.5 Laps and joints
7.6 Welding
Section eight. Specification and workmanship:
prestressing tendons
8.1 General
8.2 Handling and storage
8.3 Surface condition
8.4 Straightness
8.5 Cutting
8.6 Positioning of tendons and sheaths
8.7 Tensioning the tendons
8.8 Protection and bond of prestressing tendons
8.9 Grouting of prestressing tendons
Tables
2.1 Load combinations and values of gamma f for the
ultimate limit state
2.2 Values of gamma m for the ultimate limit state
3.1 Strength of reinforcement
3.2 Exposure conditions
3.3 Adjustments to minimum cement contents for
aggregates other than 20 mm nominal maximum size
3.4 Nominal cover to all reinforcement (including
links) to meet durability requirements
3.5 Nominal cover to all reinforcement (including
links) to meet specified periods of fire
resistance
3.6 Design ultimate bending moments and shear forces
3.7 Values of the factor beta f
3.8 Form and area of shear reinforcement in beams
3.9 Values of vc, design concrete shear stress
3.10 Basic span/effective depth ratios for rectangular
or flanged beams
3.11 Modification factor for tension reinforcement
3.12 Modification factor for compression reinforcement
3.13 Ultimate bending moment and shear forces in one-
way spanning slabs
3.14 Bending moment coefficients for slabs spanning in
two directions at right-angles, simply supported
on four sides
3.15 Bending moment coefficients for rectangular panels
supported on four sides with provision for torsion
at corners
3.16 Shear force coefficients for uniformly loaded
rectangular panels supported on four sides with
provision for torsion at corners
3.17 Form and area of shear reinforcement in solid
slabs
3.18 Minimum thickness of structural toppings
3.19 Table deleted
3.20 Distribution of design moments in panels of flat
slabs
3.21 Values of beta for braced columns
3.22 Values of beta for unbraced columns
3.23 Values of beta a
3.24 Values of the coefficient beta
3.25 Maximum slenderness ratios for reinforced walls
3.26 Bar schedule dimensions: deduction for permissible
deviations
3.27 Minimum percentages of reinforcement
3.28 Values of bond coefficient beta
3.29 Ultimate anchorage bond lengths and lap lengths as
multiples of bar sizes
3.30 Clear distance between bars according to
percentage redistribution
4.1 Design flexural tensile stresses for class 2
members: serviceability limit state: cracking
4.2 Design hypothetical flexural tensile stresses for
class 3 members
4.3 Depth factors for design tensile stresses for
class 3 members
4.4 Conditions at the ultimate limit state for
rectangular beams with pre-tensioned tendons or
post-tensioned tendons having effective bond
4.5 Values of vco/bvh
4.6 Relaxation factors
4.7 Design bursting tensile forces in end blocks
4.8 Nominal cover to all steel (including links) to
meet durability requirements
4.9 Nominal cover to all steel to meet specified
periods of fire resistance
4.10 Minimum cover to curved ducts
4.11 Minimum distance between centre-lines of ducts in
plane of curvature
5.1 Allowances for effects of spalling at supports
5.2 Allowances for effects of spalling at supported
members
5.3 Values of tan (alpha f) for concrete connections
5.4 Design flexural tensile stresses in in situ
concrete
5.5 Design ultimate horizontal shear stresses at
interface
6.1 Concrete exposed to sulphate attack
6.2 Durability of unreinforced concrete made with
normal-weight aggregates fo 20 mm nominal maximum
size
6.3 Adjustments to minimum cement contents for
aggregates other than 20 mm nominal maximum size
6.4 Limits of chloride content of concrete
6.5 Minimum periods of curing and protection
6.6 Minimum period before striking formwork (concrete
made with ordinary or sulphate-resisting Portland
cement)
NUMEROUS FIGURES
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