Podcast
Questions and Answers
What should the Contractor’s Materials Engineer do if there are problems regarding the quality of construction materials?
What should the Contractor’s Materials Engineer do if there are problems regarding the quality of construction materials?
- Report to the Contractor
- Report to the Contractor’s Project Engineer
- Do nothing
- Report directly to the DPWH Materials Engineer (correct)
If reinforced concrete pipes are not cast in the field, how many pipes need to be subjected to the Crushing Strength test?
If reinforced concrete pipes are not cast in the field, how many pipes need to be subjected to the Crushing Strength test?
- 100 pcs.
- 50 pcs.
- 75 pcs.
- 70 pcs. (correct)
How many concrete cylinder samples are required for 3,500 pcs. of reinforced concrete pipes?
How many concrete cylinder samples are required for 3,500 pcs. of reinforced concrete pipes?
- 14 sets of 3 (correct)
- 75 sets of 3
- 140 sets of 3
- None of the above
Which bitumen is obtained from the distillation of coal or wood?
Which bitumen is obtained from the distillation of coal or wood?
How can the viscosity of Medium-Curing Cutback Asphalt be reduced?
How can the viscosity of Medium-Curing Cutback Asphalt be reduced?
What establishes the exact percentage of aggregates and asphalt content in a bituminous mix?
What establishes the exact percentage of aggregates and asphalt content in a bituminous mix?
What action should be taken if construction materials fail the initial test?
What action should be taken if construction materials fail the initial test?
What is the purpose of the Immersion – Compression test in construction material testing?
What is the purpose of the Immersion – Compression test in construction material testing?
Why is the use of sea water not allowed in reinforced concrete?
Why is the use of sea water not allowed in reinforced concrete?
What happens when soil is properly compacted at MDD (Maximum Dry Density)?
What happens when soil is properly compacted at MDD (Maximum Dry Density)?
At what temperature must asphalt construction be completed before compaction cooling?
At what temperature must asphalt construction be completed before compaction cooling?
Which category of contractor is required by DPWH to own minimum material testing equipment for prequalification purposes?
Which category of contractor is required by DPWH to own minimum material testing equipment for prequalification purposes?
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