BS 6717:2001
$167.15
Precast, unreinforced concrete paving blocks. Requirements and test methods
| Published By | Publication Date | Number of Pages |
| BSI | 2001 | 38 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 1 | BRITISH STANDARD |
| 2 | Committees responsible for this British�Standard |
| 3 | Contents |
| 5 | 1 Scope 2 Normative references 3 Definitions 3.1 3.2 3.3 3.4 3.5 3.6 |
| 6 | 3.7 3.8 3.9 3.10 3.11 3.12 3.13 3.14 3.15 3.16 3.17 3.18 |
| 7 | 4 Materials 5 Requirements 5.1 General 5.2 Shape and dimensions |
| 8 | Table 2 Tolerances for flatness and bow 5.3 Physical and mechanical properties Table 3 Weathering resistance classes |
| 9 | Table 4 Slip/skid resistance classes 5.4 Visual properties |
| 10 | 6 Manufacturer’s evaluation of conformity 7 Marking Table 6 Classes and their identification |
| 11 | 8 Test report |
| 12 | Annex A (normative) Manufacturer’s evaluation of conformity (normative) Manufacturer’s evaluation of conformity A.1 General A.2 Type testing A.2.1 Initial type testing A.2.2 Further type testing Table A.1 Periodically repeated type testing |
| 13 | Sampling, testing and conformity criteria for initial and further type testing Sampling plan and conformity criteria for initial and further type testing A.3 Production control system A.3.1 General |
| 14 | A.3.2 Product testing A.3.3 Non-conforming products Annex B (normative) Measurement of the dimensions of a single paving block (normative) Measurement of the dimensions of a single paving block B.1 Preparation B.2 Overall dimensions B.3 Thickness B.4 Flatness and bow B.4.1 Apparatus B.4.2 Procedure |
| 15 | Figure B.1 Notched straightedge and gauge Table B.1 Dimensions of notched straightedge and gauge |
| 16 | B.5 Chamfer B.5.1 Apparatus Figure B.2 Calibrated square B.5.2 Procedure B.6Thickness of facing layer B.7 Test report |
| 17 | Annex C (normative) Sampling of a consignment in case of dispute (normative) Sampling of a consignment in case of dispute C.1 General C.2 Sampling and testing Table C.1 Sampling and testing plan Table C.2 Sampling and testing plan for additional properties |
| 18 | Annex D (normative) Method for determining weathering resistance (normative) Method for determining weathering resistance D.1 Principle D.2 Materials D.2.1 Potable water. D.2.2 Freezing medium D.2.3 Adhesive D.2.4 Silicon rubber D.3 Apparatus D.3.1 Saw D.3.2 Climate chamber D.3.3 Rubber sheet D.3.4 Vernier calliper D.3.5 Thermal insulation material D.3.6 Polyethylene sheet D.3.7 Freezing chamber D.3.8 Thermocouples D.3.9 Vessel D.3.10 Spray bottle D.3.11 Paint brush D.3.12 Filter paper D.3.13 Drying cabinet D.3.14 Balance |
| 19 | D.4 Preparation of test specimen Figure D.1 Example of the cross-section of a specimen (right) and a specimen seen from above (left) |
| 20 | Figure D.2 Principle of set-up for the freeze/thaw test D.5 Procedure |
| 21 | Figure D.3 Time–temperature cycle Table D.1 Co-ordinates of break points |
| 22 | D.6 Calculation of test result D.7 Test report |
| 23 | Annex E (normative) Method for measuring tensile splitting strength (normative) Method for measuring tensile splitting strength E.1 Apparatus E.1.1 Testing machine E.1.2 Two packing pieces Figure E.1 Principle of operation of testing machine E.2 Preparation of test specimen E.3 Procedure |
| 24 | E.4 Calculation of results Table E.1 |
| 25 | E.5 Test report Annex F (normative) Method for measuring abrasion resistance (normative) Method for measuring abrasion resistance F.1 Principle F.2 Materials F.2.1 Abrasive material F.3 Apparatus |
| 26 | Figure F.1 Principle of operation of wearing machine |
| 27 | Figure F.2 Position of the slot in the base of the flow guidance hopper |
| 28 | Figure F.3 Position of the slot relative to the wide abrasion wheel — Cylindrical hopper |
| 29 | Figure F.4 Position of the slot relative to the wide abrasion wheel — Rectangular hopper F.3.6 Stiff brush F.3.7 Surface dye F.3.8 Abrasive collector F.3.9 Pencil F.3.10 Steel ruler F.3.11 Digital calliper |
| 30 | F.4 Calibration F.5 Preparation of specimen |
| 31 | F.6 Procedure F.7 Measuring the groove Figure F.5 Example of a tested specimen showing a groove F.8 Calculation of test result F.9 Test report |
| 32 | Annex G (normative) Method for determining the slip/skid resistance value (normative) Method for determining the slip/skid resistance value G.1 Principle G.2 Determination of the unpolished skid resistance value (USRV) G.2.1 Principle G.2.2 Apparatus G.2.3 Preparation of test specimens G.2.4 Procedure |
| 33 | G.2.5 Calculation of the USRV G.3 Determination of the polished pendulum test value (PPTV) G.3.1 Principle G.3.2 Preparation of test specimens G.3.3 Procedure G.3.4 Calculation of the PPTV G.4 Test result G.5 Test report Annex H (normative) Method for verifying visual properties (normative) Method for verifying visual properties H.1 Preparation of sample H.2 Procedure |
| 34 | Annex I (normative) Conformity assessment for tensile splitting strength (normative) Conformity assessment for tensile splitting strength Annex J (informative) Example of a typical production control system (informative) Example of a typical production control system J.1 Equipment inspection J.1.1 Testing and measuring equipment Table J.1 Testing and measuring equipment J.1.2 Storage and production equipment Table J.2 Storage and production equipment |
| 35 | J.2 Materials inspection Table J.3 Materials inspection J.3 Production process inspection Table J.4 Production process inspection |
| 36 | J.4 Product inspection J.4.1 Product testing Table J.5 Product testing J.4.2 Marking, storage and delivery Table J.6 Marking, storage and delivery |
