Geotechnics & Concrete Engineering (Hong Kong) Ltd. 香港土 …

1 Contact Details Registration No. HOKLAS 024 Page 1 of 1 024 TEST CAL Geotechnics & Concrete Engineering (Hong Kong) Ltd. ADDRESS : G/F, 6 Ko Shan Road, Hung Hom, Kowloon, Hong Kong ENQUIRY : Mr James LU Zhiliang, Quality Manager TELEPHONE : 2365 9123 FAX : 2765 8034 E-MAIL : WEBSITE ADDRESS : CLIENTELE : Public Contact details last updated on: 28 September 2016 Scope of Accreditation Registration No. HOKLAS 024 Page 1 of 87 Issue Date: 18 June 2020 Ref: HOKLAS024-186 Geotechnics & Concrete Engineering (Hong Kong) Ltd. 024 TEST CAL ADDRESS Main Laboratory : G/F, 6 Ko Shan Road, Hung Hom, Kowloon, Hong Kong Branch/Regional Laboratories : G/F-1/F, 18-20 Pak Kung Street and 21-23 San Wai Street, Hung Hom, Kowloon, Hong Kong 21-23 18-20 1/F, Chatham Mansion, 491 Chatham Road North, Hung Hom, Kowloon, Hong Kong 491 C2, G/F & Flat G, 4/F Chin Fat Factory Building, 3 Tsat Po Street, San Po Kong, Kowloon, Hong Kong C2 G No.

2 4-A3, Lin Tong Mei Village, Sheung Shui, New Territories, Hong Kong 4-A3 ACCREDITED TEST CATEGORIES : Calibration Services Construction Materials Environmental Testing Scope of Accreditation Registration No. HOKLAS 024 Page 2 of 87 Issue Date: 18 June 2020 Ref: HOKLAS024-186 Geotechnics & Concrete Engineering (Hong Kong) Ltd. 024 TEST CAL G/F, 6 Ko Shan Road, Hung Hom, Kowloon, Hong Kong Construction Materials ITEM TESTED OR MEASURED SPECIFIC TEST OR PROPERTY MEASURED SPECIFICATION, STANDARD METHOD OR TECHNIQUE USED Adhesive Pull-off test of adhesive In-house method CON-S57 (by coring method) In-house method CON-S58 (by saw cutting method) Concrete sampling of fresh Concrete on site CS1: 1990 Section 1 (Amd.)

3 1101) CS1: 2010 Section 1 CS1: 2010 Section 1 (Amd. 1/2017) Slump of fresh Concrete CS1: 1990 Section 2 (Amd. 1101 & 1102) CS1: 2010 Section 2 Part I CS1: 2010 Section 2 Part I (Amd. 1/2017) Slump flow test CS1: 2010 Section 2 Part V Compacting factor of fresh Concrete CS1: 1990 Section 2 (Amd. 1101 & 1102) CS1: 2010 Section 2 Part II Density of compacted fresh Concrete CS1: 1990 Section 5 (Amd. 1101) CS1: 2010 Section 5 Making test cubes from fresh Concrete CS1: 1990 Section 7 (Amd. 1101 & 1102) CS1: 2010 Section 7 Making test beams from fresh Concrete CS1: 1990 Section 8 (Amd. 1101) CS1: 2010 Section 8 Making test cylinders from fresh Concrete CS1: 1990 Section 9 (Amd.

4 1101 & 1102) CS1: 2010 Section 9 Curing test specimens CS1: 1990 Section 10 (Amd. 1101) CS1: 2010 Section 10 Compressive strength of Concrete cubes CS1: 1990 Section 12 (Amd. 1201 & 1202 & 1203) in the force range 50 kN - 3000 kN CS1: 2010 Section 12 Obtaining core samples CS1: 1990 Section 15 (Amd. 1201) CS1: 2010 Section 15 Compressive strength of Concrete cores CS1: 1990 Section 15 (Amd. 1201 & 1203 & 1205) in the force range 50 kN - 3000 kN CS1: 2010 Section 15 Scope of Accreditation Registration No. HOKLAS 024 Page 3 of 87 Issue Date: 18 June 2020 Ref: HOKLAS024-186 Geotechnics & Concrete Engineering (Hong Kong) Ltd. 024 TEST CAL G/F, 6 Ko Shan Road, Hung Hom, Kowloon, Hong Kong Construction Materials ITEM TESTED OR MEASURED SPECIFIC TEST OR PROPERTY MEASURED SPECIFICATION, STANDARD METHOD OR TECHNIQUE USED Concrete Density of hardened Concrete CS1: 1990 Section 16 (Amd.

5 1201 & 1202 & 1203) (cont d) CS1: 2010 Section 16 Assessment of the cement, aggregates and DD 83: 1983 Section 3 with modification water contents of fresh Concrete (Pressure filter Sandberg method) Tensile splitting strength of cylinders CS1: 1990 Section 13 + Amd. 1201, 1203 & 1204 in the force range 50 kN to 3000 kN CS1: 2010 Section 13 Flow table test CS1: 1990 Section 22 (Amd. 1206) BS 1881: Part 105: 1984 (Amd. 6087 & 6724) BS EN 12350-5: 2000 (Amd. 11078) BS EN 12350-5: 2009 CS1: 2010 Section 2 Part IV Water absorption BS 1881: Part 122:1983 (Amd. 6108) Obtaining drilling powder samples Hong Kong Housing Authority Materials Testing Services (2008/2010) for Maintenance & Building Materials Specification Part D Cl.

6 Hong Kong Housing Authority Materials Testing Services (2012/2014) for Maintenance & Building Materials Specification Part D Cl. Hong Kong Housing Authority Materials Testing Services (2017/2018) for Maintenance & Building Materials Specification Part D Cl. Hong Kong Housing Authority Materials Testing Services (2008/2010) for Construction Materials Specification Part D Cl. Hong Kong Housing Authority Materials Testing Services (2012/2014) for Construction Materials Specification Part D Cl. Hong Kong Housing Authority Materials Testing Services (2017/2018) for Construction Materials Specification Part D Cl. Scope of Accreditation Registration No. HOKLAS 024 Page 4 of 87 Issue Date: 18 June 2020 Ref: HOKLAS024-186 Geotechnics & Concrete Engineering (Hong Kong) Ltd.

7 024 TEST CAL G/F, 6 Ko Shan Road, Hung Hom, Kowloon, Hong Kong Construction Materials ITEM TESTED OR MEASURED SPECIFIC TEST OR PROPERTY MEASURED SPECIFICATION, STANDARD METHOD OR TECHNIQUE USED Concrete Dry cutting of mini-cores Hong Kong Housing Authority Materials Testing Services (cont d) (2008/2010) for Maintenance & Building Materials Specification Part D Cl. Hong Kong Housing Authority Materials Testing Services (2012/2014) for Maintenance & Building Materials Specification Part D Cl. Hong Kong Housing Authority Materials Testing Services (2017/2018) for Maintenance & Building Materials Specification Part D Cl. Hong Kong Housing Authority Materials Testing Services (2008/2010) for Construction Materials Specification Part D Cl.

8 Hong Kong Housing Authority Materials Testing Services (2012/2014) for Construction Materials Specification Part D Cl. Hong Kong Housing Authority Materials Testing Services (2017/2018) for Construction Materials Specification Part D Cl. Temperature of fresh Concrete BS 5328: Part 4: 1990 Cl. (b) Temperature rise evaluation test In-house method CON-S21 Mass Transit Railway Corporation Specification D/MTRCL/NW/CIV/M&W/002/A3, Cl. (10) Heat of hydration monitoring (temperature In-house method CON-S23 monitoring of Concrete structure) Mass Transit Railway Corporation Specification D/MTRCL/NW/CIV/M&W/002/A3, Cl. & Setting time monitoring Hong Kong Housing Authority Materials Testing Services (2008/2010) for Construction Materials Specification Part D Cl.

9 Hong Kong Housing Authority Materials Testing Services (2012/2014) for Construction Materials Specification Part D Cl. Hong Kong Housing Authority Materials Testing Services (2017/2018) for Construction Materials Specification Part D Cl. Scope of Accreditation Registration No. HOKLAS 024 Page 5 of 87 Issue Date: 18 June 2020 Ref: HOKLAS024-186 Geotechnics & Concrete Engineering (Hong Kong) Ltd. 024 TEST CAL G/F, 6 Ko Shan Road, Hung Hom, Kowloon, Hong Kong Construction Materials ITEM TESTED OR MEASURED SPECIFIC TEST OR PROPERTY MEASURED SPECIFICATION, STANDARD METHOD OR TECHNIQUE USED Concrete Removal of Concrete cover to expose In-house method CON-S20 (cont d) reinforcement Hong Kong Housing Authority Materials Testing Services (2008/2010) for Maintenance & Building Materials Specification Part D Cl.

10 Hong Kong Housing Authority Materials Testing Services (2012/2014) for Maintenance & Building Materials Specification Part D Cl. Hong Kong Housing Authority Materials Testing Services (2017/2018) for Maintenance & Building Materials Specification Part D Cl. Crack survey Hong Kong Housing Authority Materials Testing Services (2014/2016) for Maintenance & Building Materials Specification Part D Cl. Hong Kong Housing Authority Materials Testing Services (2017/2018) for Maintenance & Building Materials Specification Part D Cl. Scope of Accreditation Registration No. HOKLAS 024 Page 6 of 87 Issue Date: 18 June 2020 Ref: HOKLAS024-186 Geotechnics & Concrete Engineering (Hong Kong) Ltd.