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DPWH MATERIALS ENGINEER EXAM MARCH 2025 (PAST BOARD) | 100 QUESTIONS | WITH COMPLETE SOLUTIONS!!
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DPWH MATERIALS ENGINEER EXAM MARCH 2025 (PAST BOARD) | 100 QUESTIONS | WITH COMPLETE SOLUTIONS!!
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DPWH MATERIALS ENGINEER EXAM MARCH 2025 (PAST BOARD) |100 QUESTIONS | WITH COMPLETE SOLUTIONS!!
Given Weight of Dry Aggregates = 950 grams, Weight of Asphalt = 50 grams, what is the percent
of asphalt by weight of total mix?
A. 5%
B. 5.26%
C. 5.55%
D. 6% - (answers)5%
What is the significance of the loss on ignition test of cement?
A. It is a measure of the heat generated when cement is mixed with water.
B. It signifies pre-hydration or moisture uptake of cement while it is shelved.
C. It is a measure of the resistance of cement when exposed to fire.
D. None of the above. - (answers)It signifies pre-hydration or moisture uptake of cement while it
is shelved
Asphalt increases in Marshall Stability Test the air voids:
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A. Increases
阅读的”中文文章
B. Decreases
C. Remains Constant
D. Either A or B - (answers)Decreases
Soil properties can be improved by:
A. Adequate Compaction
B. Addition of Binder
,C. Maximizing water content
D. Stabilization - (answers)Stabilization
Bituminous mixture shall have a minimum dry compressive strength of:
A. 100 psi
B. 200 psi
C. 300 psi
D. 400 psi - (answers)200 psi
Too wet mix over-sanded mix and overworking of concrete during placing usually result in ___
of concrete pavement.
A. Cracking
B. Ravelling
C. Settlement
D. Scaling - (answers)Scaling
DPWH Department Order No. 47 Series of 2015 requires an International Roughness Index (IRI)
values of not more than ___ for both asphalt and pavement for National Primary Roads.
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A. 2.00 m/Km
B. 2.50 m/Km
C. 3.00 m/Km
D. 3.5 m/Km - (answers)3.00 m/km
The maximum compacted thickness per layer for both aggregate subbase and base courses (Items
200 and 201) is ___.
, A. 125 mm
B. 150 mm
C. 175 mm
D. 200 mm - (answers)200 mm
During asphalt compaction the rolling speed whether being used in the vibratory or static mode
should not exceed ___ km/hr.
A. 4-7
B. 5-8
C. 6-9
D. 7-10 - (answers)4-7
Which is not included in the three phases of rolling operations in asphalt pavement?
A. Breakdown rolling
B. Primary rolling
C. Intermediate rolling
D. Final rolling - (answers)Primary rolling
你是想要一篇“眼睛容易
Under D.O 98 series of 2016 Revised Guidelines on the Accreditation of Contractors' and
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Consultants' Materials Engineers which is NOT true in the Limits of Assignment of accredited
Materials Engineers.
A. Non-accredited Materials Engineer — Three (3) projects with an aggregate cost of not more
than P 15M
B. Materials Engineer I — Two (2) projects with an aggregate cost of not more than P 200M
C. Materials Engineer Il — Two (2) projects with an aggregate cost of not more than P300M
D. Materials Engineer Il — Three (3) projects with an aggregate cost of not more than P 250M -
(answers)Materials Engineer 1-two (2) projects with an aggregate cost of not more than P200M
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