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BS 8204-5:1994

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 mastic asphalt underlays and wearing surfaces
Available format(s)

Hardcopy , PDF

Superseded date

09-20-2004

Language(s)

English

Published date

12-15-1994

Committees responsible
Foreword
1. Scope
2. References
2.1 Normative references
2.2 Informative references
3. Definitions
4. Exchange of information and time schedule
4.1 General
4.2 Exchange of information
4.3 Provision of utilities, facilities and materials
4.4 Time schedule
5. Materials and equipment
5.1 Mastic asphalt
5.2 Coarse aggregate
5.3 Separating membranes
5.4 Expanded metal lathing
5.5 Sand for rubbing
5.6 High bond primer
5.7 Float
5.8 Gauges
5.9 Mechanical asphalt mixer
5.10 Mastic asphalt cauldron
5.11 Heated dumper
5.12 Hot-charge transporter
6. Design
6.1 Selection parameters
6.2 Base to receive mastic asphalt
6.3 Mastic asphalt waterproofing
6.4 Drainage of floor areas (falls and channels to
      shed water)
6.5 Effects of temperature
6.6 Mastic asphalt
6.7 Special applications
6.8 Mastic asphalt details
6.9 Regulating courses
6.10 Tolerances on finished mastic asphalt flooring
6.11 Mastic asphalt underlay
6.12 Thermal and sound insulation
6.13 Movement joints
6.14 Slipperiness
7. Construction work on site
7.1 Work planning
7.2 Preparatory sitework prior to asphalting
8. Workmanship
8.1 Re-melting
8.2 Transport of molten material
8.3 Setting out
8.4 Placing the separating membrane
8.5 Laying the flooring
9. Protection
9.1 On completion of laying
9.2 Between completion of laying and hand-over
10. Inspection and testing of flooring
10.1 Inspection
10.2 Testing
11. Maintenance of mastic asphalt flooring
12. Repair of mastic asphalt flooring
Annexes
A. (normative) Methods for the assessment of floor
     levels and surface regularity
B. (normative) Determination of slip resistance value
     (SRV)
C. (informative) Characteristics of mastic asphalt
Tables
1. Recommended thicknesses and mix designs
2. Examples of mix proportions based on 50 kg of cement
3. Examples of bonding agents for use on concrete bases
4. Classification of surface regularity for wearing
     surfaces of normal and utility standard flooring
5. Minimum concrete strength for new base slabs and
     fine concrete screeds
6. Rebound hammer values
7. Properties of the friction tester slider (soft
     rubber)
8. Temperature corrections for SRV readings using soft
     rubber slider
Figures
1. Typical skirting detail
A.1 Slip gauges for checking surface regularity
C.1 Friction tester
List of references

Recommendations for the types and grades of materials, design and work on site for flooring applied internally as a wearing surface and underlay incorporating waterproof membranes where required. It is applied hot to concrete bases, screeds and suspended concrete floors.

Committee
B/544
DevelopmentNote
DRAFT FOR COMMENT 93/106952 DC
DocumentType
Standard
Pages
24
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

BS 8203:1996 Code of practice for installation of resilient floor coverings
BS 8203(2001) : 2001 CODE OF PRACTICE FOR INSTALLATION OF RESILIENT FLOOR COVERINGS
S.R. CEN/TS 14472-1:2003 RESILIENT, TEXTILE AND LAMINATE FLOOR COVERINGS - DESIGN, PREPARATION AND INSTALLATION - PART 1: GENERAL
BS 5395-1:2000 Stairs, ladders and walkways Code of practice for the design, construction and maintenance of straight stairs and winders
BS 747:2000 Reinforced bitumen sheets for roofing. Specification
03/303957 DC : DRAFT APR 2003 BS 5385 - WALL AND FLOOR TILING - PART 3: CODE OF PRACTICE FOR THE DESIGN AND INSTALLATION OF INTERNAL AND EXTERNAL CERAMIC FLOOR TILES AND MOSAICS IN NORMAL CONDITIONS
16/30348805 DC : 0 BS 8203 - CODE OF PRACTICE FOR INSTALLATION OF RESILIENT FLOOR COVERINGS
CEN/TS 14472-1:2003 Resilient, textile and laminate floor coverings - Design, preparation and installation - Part 1: General
BS 5325:1996 Code of practice for installation of textile floor coverings

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 1369-1:1987 Steel lathing for internal plastering and external rendering Specification for expanded metal and ribbed lathing
BS 6100-1.3.3:1987 Glossary of building and civil engineering terms. General and miscellaneous. Parts of construction works Floors and ceilings
BS 6925:1988 Specification for mastic asphalt for building and civil engineering (limestone aggregate)

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