A quick reference to the tests we perform and the standards we work to.
| Test Description | Test Method / Standard |
|---|---|
| Sieve analysis to 75 microns and Atterberg limits | TMH 1 A1; A2; A3; A4 (1979); A5 |
| MOD AASHTO moisture density relationship (Natural) | TMH 1 A7 |
| CBR – Natural | TMH 1 A8 |
| CBR – Stabilized | TMH 1 A9 |
| Unconfined compressive strength: curing and crushing | TMH 1 A14 |
| Indirect tensile strength: compacting, curing, crushing | TMH 1 A16T |
| Compaction control – sand replacement | TMH 1 A10 (a) |
| Compaction control – nuclear gauge | TMH 1 A10 (b) |
| Aggregate crushing value | TMH 1 B1 (Ref SABS 841) |
| 10% fine aggregate crushing value (FACT) | TMH 1 B2 (Ref SABS 842) |
| Flakiness index | TMH 1 B3T (Ref SABS 847) |
| Sieve analysis of coarse aggregates | TMH 1 B4 (Ref SABS 829) |
| Sieve analysis of fine aggregates | TMH 1 B4 (Ref SABS 829) |
| Bulk density of coarse and fine aggregates | TMH 1 B9 (Ref SABS 829) |
| Relative density | TMH 1 B14; B15 |
| Manufacturing, curing and compressive strength of concrete cubes | TMH 1 D1 |
| Slump test | TMH 1 D3 |
| Marshall stability and flow on briquettes supplied | TMH 1 C2 |
| Asphalt bulk relative density | TMH 1 C3 |
| Indirect tensile strength asphalt | TMH 1 C12 T |
| Maximum theoretical relative density (Rice's method) | TMH 1 C4 (a) |
| Binder content | TMH 1 C7 (b) |
| Sampling – from a natural gravel pit | TMH 5 MA2 |
| Sampling – stockpile, binders, asphalt, slurry mix, fresh concrete, treated layers | TMH 5 MB1, MB4, MB7, MB8, MB9, MB10 |
| Sampling of road pavement layers | TMH 5 MC1 |
| Drilling from a concrete or asphalt layer | TMH 5 MC2 |
| Division of samples using a riffle and by quartering | TMH 5 MD1, MD2 |