CONSTRUCTION MATERIALS TESTING SOILS
LEVEL IV COMPREHENSIVE TEST PAPER
QUESTIONS AND SOLUTIONS GRADED A+
◉ Not less than 50 mm.
Answer: Minimum asphalt overlay thickness for deficient pavement
◉ Well-Graded Aggregates.
Answer: Aggregates uniformly graded from maximum size down to
filler
◉ All of the above.
Answer: Basis of acceptance for concrete beam and cylinder
specimens
◉ Materials Test Reports.
Answer: Document proving compliance or failure of construction
materials
◉ 10 mm.
Answer: Height drop of brass cup in liquid limit device
, ◉ Materials Engineer.
Answer: Authority recommending acceptance/rejection of materials
◉ Status of Test.
Answer: Monthly report prepared by Materials Engineer
◉ Average strength at least 85% and no single core less than 75%.
Answer: Acceptance basis for pavement concrete cores
◉ ±0.4%.
Answer: Asphalt content tolerance in Jobmix Formula
◉ Either b or c.
Answer: Action for low compressive strength concrete cores
◉ 20 grams.
Answer: Minimum sample weight for plastic limit test
◉ 10 g passing No. 2 mm sieve.
Answer: Required sample weight for hygroscopic moisture content
◉ Depends on the thickness of the layer under test.
LEVEL IV COMPREHENSIVE TEST PAPER
QUESTIONS AND SOLUTIONS GRADED A+
◉ Not less than 50 mm.
Answer: Minimum asphalt overlay thickness for deficient pavement
◉ Well-Graded Aggregates.
Answer: Aggregates uniformly graded from maximum size down to
filler
◉ All of the above.
Answer: Basis of acceptance for concrete beam and cylinder
specimens
◉ Materials Test Reports.
Answer: Document proving compliance or failure of construction
materials
◉ 10 mm.
Answer: Height drop of brass cup in liquid limit device
, ◉ Materials Engineer.
Answer: Authority recommending acceptance/rejection of materials
◉ Status of Test.
Answer: Monthly report prepared by Materials Engineer
◉ Average strength at least 85% and no single core less than 75%.
Answer: Acceptance basis for pavement concrete cores
◉ ±0.4%.
Answer: Asphalt content tolerance in Jobmix Formula
◉ Either b or c.
Answer: Action for low compressive strength concrete cores
◉ 20 grams.
Answer: Minimum sample weight for plastic limit test
◉ 10 g passing No. 2 mm sieve.
Answer: Required sample weight for hygroscopic moisture content
◉ Depends on the thickness of the layer under test.
