HMA Batch Plant
Batch plants, which produce HMA in individual batches, are the older of the two types of HMA production facilities....
Segregation & Temperature Differentials
Segregation and temperature differentials are construction-related HMA pavement problems that can lead to early pavement failure. Figure 1: Aggregate...
HMA Drum Plant
Drum plants, which produce HMA in a continuous manner, generally offer higher production rates than batch plants for comparable...
HMA Plant Operations
HMA production is the first step in construction. The basic purpose of an HMA plant is to properly proportion,...
HMA Manufacturing
HMA is produced in a plant that proportions, blends, and heats aggregate and asphalt to produce an HMA that...
Cement Production
Example Operation - Lafarge Seattle An example operation of cement production is taken from Lafarge Seattle. Below Figures 1...
Truck Mixed PCC
Truck mixed PCC is usually proportioned by batching the separate ingredients directly into the concrete mixing truck. The ingredients...
Shrink Mixed PCC
Shrink mixed PCC is partially mixed in a plant mixer before discharging into a truck mixer. The short mixing...
PCC Plant Operations
All PCC intended for pavement use is ready-mixed concrete. Ready-mixed concrete refers to PCC that is delivered to the...
Central Mixed PCC
Central mixed PCC is usually proportioned by batching the separate ingredients into a central plant mixer (see Figures 1 through...