Bs en 12390 110/27/2022 ![]() RWANDA TRANSPORT DEVELOPMENT AGENCY (NATIONAL LABORATORY OF PUBLIC WORKS)ġ) Concrete Compressive Strength as per EN 12390-3:2019Ģ) Specific Gravity and Absorption of Fine Aggregate as per AASHTO T 85-14 (2018) ģ) Specific Gravity and Absorption of Coarse Aggregate as per AASHTO T 85-14 (2018)Ĥ) Aggregate Sieve analysis of Fine and Coarse Aggregates as per AASHTO T85-14 (2018) ĥ) Aggregates Flakiness Index as per BS EN 933-3:2012Ħ) Aggregate Elongation Index as per BS EN 933-3:2012ħ) Aggregate Crushing Value as per BS 812-110:1990 Ĩ) Aggregate Los Angeles Abrasion Test as per ASTM C131-20 ĩ) Aggregate Micro Deal Test as per AASHTO T 327-12 (2016)ġ0) Aggregate Plastic Fines in Graded Aggregates and Soil by Use of Sand Equipment Test as per AASHTO T 176-17 (2017)ġ1) Soil Moisture-Density Relations of Soils Using a 4.54kg Rammer and 457mm Drop as per AASHTO T 180-19 (2019) ġ2) Soil Moisture-Density Relations of Soils Using a 2.5kg Rammer and 305mm Drop as per AASHTO T 99-19 (2019)ġ3) Soil California Bearing Ratio as per AASHTO T 193-13 (2018)ġ4) Soil Particle Size Analysis as per AASHTO T 88-19 (2019)ġ5) Soil Liquid Limit of Soils as per AASHTO T 89-13 (2017)ġ6) Plastic Limit and Plasticity Index as per AASHTO T 90-16 (2016)ġ7) Soil Density of Soil in Place by Sand-Cone Method as per AASHTO T 191-14 (2018)ġ8) Soil One-Dimensional Consolidation Property of Soils as per AASHTO T 216-07 (2016)ġ9) Soil Direct Shear Test of Soils under Consolidated Drained Conditions as per AASHTO T 236-08 (2018)Ģ0) Soil In Situ CBR by Dynamic Cone Penetrometer as per ASTM D6951 / D6951M -18Ģ1) Soil Bearing Capacity by Light Wight Dynamic Cone Penetrometer as per NF P94-115 (1990)Ģ2) Bitumen Unconfined Compressive Strength of Cohesive Soil as per AASHTO T 208-15 (2019)Ģ3) Penetration of Bituminous Materials as per AASHTO T 49-15 (2019)Ģ4) Softening Point of Bitumen as per AASHTO T 53-09 (2018)Ģ5) Bitumen Saybolt Viscosity as per AASHTO T 72-10 (2019)Ģ6) Bitumen Specific Gravity of Semi Solid Asphalt as per AASHTO T 228-09 (2018)Ģ7) Quantitative Extraction of Asphalt Binder from HMA as per AASHTO T 164-14 (2018)Ģ8) Theoretical Maximum Specific Gravity (Gmm) of Asphalt Mixture as per AASHTO T 209-19 (2019)Ģ9) Bulk Specific Gravity (Gmb) of Compacted Asphalt as per AASHTO T 166-16 (2016)ģ0) Resistance to Plastic Flow of Asphalt Mixtures Using Marshall Apparatus as per AASHTO T 245-15 (2019) TESTING OF BUILDING AND CONSTRUCTION MATERIALS ![]() ![]() 1) Determination of Tantalum in Mineral ores as per GSA-SOP-XRF-001 2) Determination of Niobium in Mineral ores as per GSA-SOP-XRF-001 3) Determination of Tungsten in Mineral ores as per GSA-SOP-XRF-001 4) Determination of Tin in mineral Ores as per GSA-SOP-GRV-001 ![]()
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