CTTP Dynamic Services

AASHTO T 99

Moisture-Density Relations of Soils Using a 2.5-kg (5.5-lb) Rammer and a 305-mm (12-in.) Drop

This test procedure is used to determine the relation between the moisture content and the density of soils that are compacted in a mold of a specific size.

Equipment List

Moisture Content Containers (Large)

This item should be listed on the laboratory inventory list.

Compaction Base

This item is required for T99

Scale (1 g)

Scale Equipment Description
Scale Calibration Worksheet
Scale In-House Procedure
This item should be listed on the laboratory inventory list.
This item should be calibrated.

Rammer - 5.5 lb

Rammer Equipment Description
Rammer Calibration Worksheet
Rammer In-House Procedure
This item should be listed on the laboratory inventory list.
This item should be calibrated.

4" Proctor Mold

Proctor Mold Equipment Description
Proctor Mold 4 Calibration Worksheet
Proctor Mold In-House Procedure
This item should be listed on the laboratory inventory list.
This item should be calibrated.

Beveled Straightedge

Sample Extruder

This item should be listed on the laboratory inventory list.

Oven

Oven Equipment Description
Oven Calibration Worksheet
Oven In-House Procedure
This item should be listed on the laboratory inventory list.
This item should be calibrated.

Verify Soil/Aggregates Oven Temperature (performed by inspector)

This item is required for T99

Mixing Equipment (Soil)

This item should be listed on the laboratory inventory list.

Sieve - 3/4"

Coarse Sieve Equipment Description
Coarse Sieve Calibration Worksheet
Coarse Sieve In-House Procedure
This item should be listed on the laboratory inventory list.
This item should be calibrated.

Sieve - #4

Coarse Sieve Equipment Description
Coarse Sieve Calibration Worksheet
Coarse Sieve In-House Procedure
This item should be listed on the laboratory inventory list.
This item should be calibrated.