Materials Engineer Quiz Number 1
Try our new format for Materials Engineer mock exams.
One of the duties of the material engineer is to _______
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The bending requirements of deformed reinforcing steel bar is
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Who is to recommend to the acceptance on rejection of construction materials intended for use in the project based on test results?
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It is a document in the field that narrates the quality control activities and is mandated in memorandum circular no. 80 dated June 30, 1978.
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Which of the following is not a property of aggregates for bituminous mix composition?
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A tube sampler used in sampling undisturbed sample
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Mass percent of wear of coarse aggregates for item 311 when tested by AASHTO T-96 is not greater than
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If the coarse aggregate is subjected to five cycles of sodium sulfate soundness test, the weighted loss shall not exceed
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The quantity of joint filler (pre-molded) sample for testing
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The method in the determination of density of soil in-place
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The maximum moisture content of CHB
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Which of the following is a duty of a Materials Engineer?
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The maximum allowable percent phosphorous content of a deformed and plain billet steel bar is
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The minimum test requirement for water used in concrete for a questionable source is
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The significance of laboratory compaction test is to
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Which of the following is a physical test of asphalt?
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Cold mix asphalt is used on
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In the field density test conducted in embankment, result showed that the computed dry unit weight was 1,650 kg/cu.m.. Laboratory compaction data showed that maximum dry density was 1,721 kg./cu.m. and the optimum moisture content was 12%. What is the degree of compaction?
% compaction = (DD/MDD)
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Used in sealing undisturbed sample
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The minimum quantity of sample for asphalt mix for a complete set
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The condition of soil sample to be tested in the laboratory compaction test is
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The specific gravity of asphalt cement ranges from
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Which of the following is not a manufactured asphalt?
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In items 311 and 405, 1 - grading is performed
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The size of steel bar sample for testing
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CQCA is submitted every
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The minimum flexural strength requirement of beam sample when tested by third-point loading method.
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The minimum test for paint is
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The type of cement to be used in the DPWH infrastructure projects as indicated in the Blue Book
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The length of wire (strand with strap) sample for testing
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The maximum size of item 200 - Aggregate Subbase Course
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The minimum volume of curing compound for testing
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The requisite of transporting samples to the laboratory is
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The test that determines the resistance of aggregates to its disintegration by saturated solutions of sodium sulfate or magnesium sulfate;
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It is a chemical composition of asphalt that gives color and hardness
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The following are physical properties of asphalt except
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The minimum test requirement for boulders
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A control test in embankment construction to ensure adequate compaction
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Which of the following items does not need a CBR?
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The type of sample to be tested for structural steel/sheet
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The average minimum strength requirement of non-load bearing concrete masonry is 4.14 Mpa (600psi). What is its minimum individual strength requirement?
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The design of concrete mix specified by the Blue Book is based on
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How do you compute for the plasticity index of the soil?
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The percent of asphalt used in bituminous mix ranges from
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In a completed pavement, what are the minimum core samples required before payment is affected? (Assuming that the thickness is 23 cm)
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The materials engineer of the contractor is directly under the supervision of the
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A tube sampler used in sampling disturbed sample
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The calibration of the universal testing machine is conducted
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There is 1-Q of steel bars required for every
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In Bituminous mixture composition, percent of aggregates ranges from
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The selvage wire of a mattress per specification has a minimum diameter of
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The maximum size of Item 300 - Aggregate Surface Course
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The allowable air voids in compacted asphalt mix is
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There is 1-Q of cement in every
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Percentage of wear represents the value of
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The weight of hammer to be used in the laboratory compaction of soil for embankment is
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The average individual strength requirement of load bearing concrete masonry units is 5.5 Mpa (800 psi). What is its average strength requirement?
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The Materials Engineer must base his/her recommendation for the acceptance and rejection of construction materials on
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The minimum quantity of CHB samples for complete test
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It is dynamic test usewd in the field to obtain rapid empirical results which can be used to estimate shear strength and bearing capacity
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If the fine aggregates is subjected to five cycles of sodium sulfate soundness test, the weighted loss shall not exceed
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The minimum quantity of cement for testing
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The mineral filler which is used in the bituminous mix passes seive number
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The ratio of weight/mass of water in the soil to the weight/mass of dry soil after it has been dried to constant weight/mass temperature of 100 degrees +/- 5 degrees Celsius
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The rate of loading in the determination of compressive strength of cylindrical concrete specimen is at a constant rate within the range of
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It is prescribed in each project based on estimated quantities and specifies the kind and number of test or each item of work.
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Plasticty is an indication of percent
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How many group of 3 in situ densities are required if the compacted volume of embankment laid were estimated to be 1,500 cu.m. with a thickness of 0.20 m/layer?
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The minimum tensile strength of grade 40 steel bar per specification is 483 Mpa. What is the minimum yield strength?
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The quantity for soil aggregate for Moisture-Density Test
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CQCA means
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How many sets of beam samples are taken for every 75 cu.m. of concrete poured
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In abrasion test, the abrasive charge shall consist of cast-iron spheres or steel spheres. Using grading A, how many are the number of spheres?
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For pipe culverts and storm drains, the minimum test is 1 - pipe for every 50 pcs. What is the alternative requirement?
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The temperature in standard curing of concrete sample is
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The minimum quantity of conrete cylinder samples for testing
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Asphalt cement, liquid asphalt and blown asphalt are
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A type of coring bit used in rock coring
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VMA means
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SPT means
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The dimension of gabion sample for testing
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The allowable percent variation in mass of deformed reinforcing steel bar is
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What is the percent permissible error in the calibration of the universal testing machine/portable flexural/ compression machine?
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The type of electron present in rapid setting emulsified asphalt
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The liquid limit is expressed as the moisture content corresponding to
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Laboratory compaction test of a soil is also known as
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Right after sampling, concrete cylindrical specimen samples shall be removed from its mold after
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Determines the effect of water on the cohesion of the bituminous mixture
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Which of the following is not the work of the materials engineer.
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The minimum quantity of steel pipe (galvanized) samples for testing
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The minimum volume of water sample for analysis
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The quantity of soil aggregate for classification test
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The selvage wire of a gabion per specification has a minimum diameter of
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In Marshal test, the specimens are tested for stability and flow at
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It is a test required prior to final payment of Portland Cement Concrete Pavement and Asphalt Pavements
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Embankment materials delivered at the job site was about 12,000 cu.m.. The minimum test requirement calls for 1-GPC, for every 1500 cu.m. What is the number of minimum test?
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The total weight of sample in abrasion test using grading A, B, C, and D is
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The minimum number of core in asphalt pavement
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The maximum absorption content of CHB
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The curve in logarithmic scale where the 25th blow is projected in order to determine the liquid limit of the soil
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