Sampling Paving Mix and Stockpiles

Question 1

For Roadway what type of shovel must be used when collecting a road sample?

Accepted Answer

square nose or a template

Question 2

when collecting a roadway sample, what must be included/exluded from the mix?

Accepted Answer

include: all fines , exclude: underlying material (do not disturb)

Question 3

what makes for a good container for a roadway sample?

Accepted Answer

a non-absorbant & insulated container for transport

Question 4

what is the final step for roadway samples, stockpiles and streams?

Accepted Answer

label the container (Material type, ID#, JMF, Date, Time and Location)

Question 5

what does JMF mean?

Accepted Answer

Job Mix Formula (mix design)

Question 6

before collecting sample from a stockpile, what must be done?

Accepted Answer

remove 4 inches from the surface of the stockpile step (the blacked out area)

Question 7

what are needed to make a step in the stockpile?

Accepted Answer

a board and shovel

Question 8

where should you collect at least 1 scoop from in a step on a stockpile?

Accepted Answer

top, middle, bottom

Question 9

in a stockpile how do you get your sample?

Accepted Answer

combine the top, middle and bottom

Question 10

when collecting from streams, how do you obtain your sample?

Accepted Answer

take 3 roughly equal parts from the chute bucket and combine

Toutes les cartes