Aggregate analysis techniques and apparatus

摘要

A device, method, and system for analyzing aggregate are described. An exemplary device may include a housing with one or more grading screens. Aggregate and liquid may be received by a port within the housing. The liquid and any suspended fines, after passing through the one or more grading screens and aggregate, may be received into an observation container for observing the clarity of the liquid.

主权项

1. An apparatus comprising:
a housing configured to be sealed in a liquid-tight manner; a plurality of grading screens configured to reside within the housing, the plurality comprising at least:
a first grading screen, an interior region of which defines a first compartment; anda second grading screen arranged concentrically with the first grading screen, wherein a region between the second grading screen and the first grading screen defines a second compartment;wherein a region between the housing and the plurality of grading screens defines a third compartment; and first and second end plates configured to engage first and second ends, respectively, of the plurality of grading screens in a liquid-tight manner such that fluid communication between adjacent compartments is restricted to occurring through the grading screen there between.