CERTIFICATE OF ACCREDITATION

Transcription

1 CERTIFICATE OF ACCREDITATION In terms of section 22(2) (b) of the Accreditation for Conformity Assessment, Calibration and Good Laboratory Practice Act, 2006 (Act 19 of 2006), read with sections 23(1), (2) and (3) of the said Act, I hereby certify that:- SNALAB A DIVISION OF SNA CIVIL AND STRUCTURAL ENGINEERS (PTY) LTD Co. Reg. No.: 2005/006128/07 Facility Accreditation Number: T0345 is a South African National Accreditation System accredited Testing laboratory provided that all SANAS conditions and requirements are complied with This certificate is valid as per the scope as stated in the accompanying schedule of accreditation Annexure A, bearing the above accreditation number for CIVIL ENGINEERING TESTING The facility is accredited in accordance with the recognised International Standard ISO/IEC 17025:2005 The accreditation demonstrates technical competency for a defined scope and the operation of a laboratory quality management system While this certificate remains valid, the Accredited Facility named above is authorised to use the relevant SANAS accreditation symbol to issue facility reports and/or certificates Mr R Josias Chief Executive Officer Effective Date: 01 June 2011 Certificate Expires: 31 May 2016

2 SCHEDULE OF ACCREDITATION Facility Number: T0345 Permanent Address of Laboratory: Technical Signatories: Mr HP Diederiks SNALAB A Division of SNA Civil and Mr D Edwards Structural Engineers (Pty) Ltd 191 Vonkprop Road Mr J Grobler Samcor Park 0184 Contracted Technical Signatory: Mr F Beneke (excluding SANS 3001 series) Postal Address: Nominated Representative: Mr HP Diederiks PO Box Lynnwood Ridge 0040 Tel: (012) Issue No: 11 Fax: (012) snalabpta@mweb.co.za The wet/dry preparation and sieve analysis of gravel, sand TMH 1 : A1(a), A1(b) A5 and soil samples and the determination of the percentage material passing a mm sieve The determination of the liquid limit of soils by means of the flow curve method TMH 1 Method A2 The determination of the plastic limit and plasticity index of TMH 1 Method A3 soils Gravel, Soils & Sand The determination of the maximum dry density and optimum moisture content of gravel, soil and sand The determination of the california bearing ratio of untreated soil and gravel TMH 1 Method A7 TMH 1 Method A8 The determination of the in-place dry density and moisture TMH 1 Method A10(b) content of soils and gravel by nuclear methods The determination of the unconfined compressive strength TMH 1 Method A14+A13T of stabilised soil, gravel and sand Tentative method for the determination of the indirect tensile strength of stabilised materials. TMH 1 Method A16T+A13T The determination of the moisture content of a soil sample TMH 1 Method A17 Original Date of Accreditation: 01 June 2007 Page 1 of 4

3 The electrometric determination of the ph value of soil suspension The method for the determination of the Electrical conductivity of a saturated soil paste and water Division of sample using the rifler Atterberg Limits: Linear Shrinkage Cement or lime content (EDTA) of stabilised materials TMH 1 Method A20 TMH 1 Method A21T TMH 5 MD1 TMH 1 A4 TMH 1 A 15(a) Aggregates, Concrete and Asphalt The determination of aggregate crushing TMH1 :B1 value The determination of the Flakiness Index of a coarse aggregate The sieve analysis of aggregate, including the determination of the materials passing the0.425 mm and mm sieve The determination of the average least dimension of aggregates by direct measurements Determination of the resistance to flow of cylindrical briquettes of a bituminous blend by means of the Marshall apparatus Determination of the bulk relative density of a compacted bituminous mixture and the calculation of voids TMH 1 : B3 TMH 1 : B4 TMH 1 : B18(a) TMH 1 : C2 TMH 1 : C3 FACT value(10% fines aggregates crushing SANS 5842 value) of coarse aggregates Organic impurities in fine Aggregates SABS 832 Bulk density of coarse and fine aggregates SABS 5845 Determination of bulk density, apparent Density and water absorption of aggregates Particles retained on the 5mm sieve for road materials SANS 3001-AG20:2011 Original Date of Accreditation: 01 June 2007 Page 2 of 4

4 Determination of the bulk density, apparent Density and water absorption of aggregates particles Passing the 5mm sieve for road materials Apparent density of crushed stone base Maximum Theoretical Density (Rice) SANS 3001-AG21:2011 SANS 3001-AG22 TMH1 C4(a) Bitumen Penetration of bitumin materials ASTM D5:2013 Ball penetration and resilience of bitumen. Rubber bilders TG1-MB10 Bitumen rubber standard test for ASTM D36:2012 softening point (ring& ball apparatus) Determination of compression recovery of bitumen-rubber binders Determination the flow characteristic of bitumen rubbers binders TG1-MB11 TG1-MB12 Concrete The determination of the slump of freshly SANS : 2006 mixed concrete Mixing fresh concrete in the laboratory SANS : 2006 Sampling of fresh mixed concrete SANS : 2006 Making and curing of test specimens SANS : 2006 Compressive strength of hardened concrete SANS 5863: 2006 Drilling, preparation and testing strength of SABS 865 cores taken from hardened concrete Sampling Sampling from a pit, natural gravel Sampling of drilling from a concrete or asphalt layer Sampling of road pavement layer Sampling from treated layers Sampling from a stock pile TMH5 MA2 TMH5 MC2 TMH5 MC1 TMH5 MB10 TMH5 MBI Original Date of Accreditation: 01 June 2007 Page 3 of 4

5 Gravel, Soils and Sands Aggregates Wet preparation and particle size Dry preparation and dry particle size analysis Wet preparation of samples for plasticity index and hydrometers Determination of the one-point liquid limit, plastic limit, plasticity and shrinkage Determination of moisture content by oven-drying Determination of the maximum dry density and optimum moisture content Determination of the maximum dry density and optimum moisture content of laboratory mixed cementitiously stabilised materials Determination of the California bearing ratio Preparation, compaction and curing of specimens of laboratory mixed cementitiously stabilised materials Sampling, preparation, compaction and curing of freshly mixed field cementitiously stabilised materials including determination of maximum dry density and optimum moisture content Determine the unconfined compression strength of compacted and cured specimens of cementitiously stabilised materials Determination of the indirect tensile strength of compacted and cured specimens of cementitiously stabilised material Partial size analysis of aggregates by sieving Determination of the average least dimension of aggregates by direct measurement Determination of the flakiness index of coarse aggregates ACV and 10% FACT values of coarse aggregates Determination of rock durability using 10% FACT values after soaking in ethylene glycol SANS GR1 SANS 3001 GR2 SANS 3001 GR5 SANS 3001 GR10 SANS 3001 GR20 SANS 3001 GR30 SANS 3001 GR31 SANS 3001 GR40 SANS 3001 GR50 SANS 3001 GR51 SANS 3001 GR53 SANS 3001 GR54 SANS 3001 AG1 SANS 3001 AG2 SANS 3001 AG4 SANS 3001 AG10 Original Date of Accreditation: 01 June 2007 Page 4 of 4 ISSUED BY THE SOUTH AFRICAN NATIONAL ACCREDITATION SYSTEM