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BS 8204-4:1993

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Screeds, bases and in-situ floorings Code of practice for terrazzo wearing surfaces
Amended by

BS 8204-4:2004+A1:2011

Available format(s)

Hardcopy , PDF

Superseded date

07-31-2011

Language(s)

English

Published date

10-15-1993

Publisher

British Standards Institution

Committees responsible
Foreword
1. Scope
2. Normative references
3. Definitions
4. Exchange of information and time schedule
4.1 General
4.2 Exchange of information
4.3 Time schedule
5. Materials
5.1 Cement
5.2 Aggregates
5.3 Pigments
5.4 Admixtures
5.5 Additional materials
5.6 Water
5.7 Reinforcement
5.8 Dividing strips
6. Design considerations
6.1 Concrete bases to receive flooring
6.2 Screeds
6.3 Preparation of concrete base and screed
6.4 Backing for terrazzo skirtings, risers, treads
      and strings
6.5 Methods to minimize cracks in the terrazzo flooring
6.6 Size of terrazzo aggregate
6.7 Terrazzo mix proportions
6.8 Terrazzo thicknesses
6.9 Tolerances on level and surface regularity
6.10 Slip resistance
6.11 Conductive flooring
6.12 Movement joints
7. Work on site
7.1 Workmanship
7.2 Protection against the weather
7.3 Preparation of the concrete base
7.4 Screed mix
7.5 Pumping the screed
7.6 Laying the screed
7.7 Dividing strips
7.8 Curing the screed
7.9 Terrazzo mix proportions
7.10 Batching and mixing terrazzo
7.11 Laying the terrazzo flooring
7.12 Surfaces other than floors
7.13 Curing the terrazzo flooring
7.14 Surface grinding
7.15 Curing after final machining
7.16 Protection
8. Inspection and testing of flooring
9. Cleaning and maintenance
Annexes
A. (normative) Method for the assessment of levels and
     surface regularity
B. (normative) Determination of slip resistance value
     (SRV)
Tables
1. Mechanical properties of terrazzo aggregates
B.1 Properties of the friction tester slider (soft
      rubber)
B.2 Temperature corrections for SRV readings using
      soft rubber slider
Figures
A.1 Slip gauges for checking surface regularity
B.1 Friction tester
List of references

Gives advice for the design, materials and work on site for in-situ cementitious terrazzo flooring. Coverage includes definitions, cement, pigments, admixtures, water, reinforcement, screeds, dividing strips, slip resistance, surface grinding, and curing after final machining. Also includes detailed tables, diagrams and annexes.

Committee
B/544
DevelopmentNote
Supersedes section three of CP 204: Part 2: 1970. CP 204: Part 2: 1970 will remain current until publication of BS 8204: Part 5 (see draft for public comment 93/106952 DC). DRAFT FOR COMMENT 92/16922 DC
DocumentType
Standard
Pages
22
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

02/105806 DC : DRAFT SEP 2002 BS 8204-5 - SCREEDS, BASES AND IN-SITU FLOORINGS - PART 5: CODE OF PRACTICE FOR MASTIC ASPHALT UNDERLAYS AND WEARING SURFACES
BS 5395-1:2000 Stairs, ladders and walkways Code of practice for the design, construction and maintenance of straight stairs and winders
BS 8204-5(2004) : 2004 SCREEDS, BASES AND IN SITU FLOORINGS - PART 5: MASTIC ASPHALT UNDERLAYS AND WEARING SURFACES - CODE OF PRACTICE

BS 882:1992 Specification for aggregates from natural sources for concrete
BS 5075-3:1985 Concrete admixtures Specification for superplasticizing admixtures
BS 812-113:1990 Testing aggregates Method for determination of aggregate abrasion value (AAV)
BS 1521:1972 Specification for waterproof building papers
BS 5075-1:1982 Concrete admixtures Specification for accelerating admixtures, retarding admixtures and water reducing admixtures
BS 6100-6.3:1984 Glossary of building and civil engineering terms. Concrete and plaster Aggregates
BS 4483:1985 Specification for steel fabric for the reinforcement of concrete
BS 1014:1975 Specification for pigments for Portland cement and Portland cement products
BS 6100-6.2:1986 Glossary of building and civil engineering terms. Concrete and plaster Concrete
BS 8204-3:1993 Screeds, bases and in-situ floorings Code of practice for polymer modified cementitious wearing surfaces
BS 4721:1981 Specification for ready-mixed building mortars
BS 8204-1:1987 Screeds, bases and in-situ floorings Code of practice for concrete bases and screeds to receive in-situ floorings
BS 903-A26:1969 Physical testing of rubber Determination of hardness
BS 5075-2:1982 Concrete admixtures Specification for air-entraining admixtures
BS 812-112:1990 Testing aggregates Method for determination of aggregate impact value (AIV)
BS 8204-2:1987 Screeds, bases and in-situ floorings Code of practice for concrete wearing surfaces
BS 812-110:1990 Testing aggregates Methods for determination of aggregate crushing value (ACV)
BS 6100-6.4:1986 Glossary of building and civil engineering terms. Concrete and plaster Admixtures
BS 6100-6.1:1984 Glossary of building and civil engineering terms. Concrete and plaster Binders
BS 1881-114:1983 Testing concrete Methods for determination of density of hardened concrete

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Hardcopy - English
PDF - English
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