POP QUIZ FOR SEMINAR

Amount of water present at the sample after oven drying at 110 ± 5° C.

• Natural Moisture Content

• Moisture Content

• Actual Moisture Content

• Optimum Moisture Content

Field Density Test requires that for every 500 sq. m. of compacted layer, __________ should be done where locations should be determined by the assigned materials engineer.

• 1 set of 5 holes

• 1 set of 3 holes

• 2 set of 3 holes

• 2 set of 5 holes

If the Liquid Limit is 30, and Plastic Limit is 20, what is the Plasticity Index?

• 20

• 10

• -20

• 50

Required flow for Air Content Test of Cement

• 7.2" -7.8"

• 7.1" -7.7"

• 8.2" -8.8"

• 8.1" -8.7"

It is a measurement of concrete's workability, or fluidity.

• Slump

• Flexural

• Compressive

• All of the above

Dimension of rectangular beam mold

• 21" x 6" x 6"

• 22" x 6" x 6"

• 20" x 6" x 6"

• 21" x 5" x 5"

How many blows per layer for a concrete cylinder sample.

• 20 blows

• 25 blows

• 30 blows

• 35 blows

The apparatus used for determining the Normal Consistency of Hydraulic Cement.

• Vicat Apparatus

• Vacit Apparatus

• Gilmore Apparatus

• All of the above

How many Quality Test of Cement if the manufacturer delivered 10,000 bags of cement?

• 5

• 6

• 7

• 8

How many Quality Test of RSB if the supplier delivers 25,000 kgs of RSB?

• 3

• 2.5

• 4.5

• 4