BS 8204-4:1993
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Screeds, bases and in-situ floorings Code of practice for terrazzo wearing surfaces
Hardcopy , PDF
31-07-2011
English
15-10-1993
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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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