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ECCC - General Engineering Questions and
Answers (Expert Solutions)
Q: What are the three components that make up a project? ANS 🗹🗹: 1. Time
2. Money
3. Scope
Q: What are the four principles to adhere to when designing base camps? ANS 🗹🗹: 1.
Scalability
2. Sustainability
3. Standardization
4. Survivability
Q: What components are part of the superstructure of a nonstandard fixed bridge? ANS
🗹🗹: Everything above the supports (bearing plates and up):
Deck, railings, stringers
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Q: What components are part of the substructure of a nonstandard fixed bridge? ANS
🗹🗹: structural elements of the bridge below the bearing plates:
Pier - supports the middle of the span
Wingwall - retaining wall that directs water away from the abutment
Abutment - what the span's ends rest on
Q: What are the two levels of quality control? ANS 🗹🗹: 1. Unit QC (macro)
2. Project QC (micro)
Q: Who is the only person who can alter a contract? ANS 🗹🗹: Contracting officer (the
KO)
Q: How many days does standard concrete (Type 1A) take to cure? ANS 🗹🗹: 28 Days
Q: What is the chemical reaction between water and Portland cement called? ANS 🗹🗹:
Hydration
Q: What are the components of concrete? ANS 🗹🗹: Water, Portland Cement, Air,
Aggregate (coarse and fine), Ad mixtures
Q: Describe the relationship between the Water / Cement ratio and concrete properties
(strength, durability, water tightness, workability) ANS 🗹🗹: When W/C is high --
strength, durability, and water tightness decrease while workability increases
Q: What is the conversion factor of Horsepower to watts? ANS 🗹🗹: 1HP = 746 watts
ECCC - General Engineering Questions and
Answers (Expert Solutions)
Q: What are the three components that make up a project? ANS 🗹🗹: 1. Time
2. Money
3. Scope
Q: What are the four principles to adhere to when designing base camps? ANS 🗹🗹: 1.
Scalability
2. Sustainability
3. Standardization
4. Survivability
Q: What components are part of the superstructure of a nonstandard fixed bridge? ANS
🗹🗹: Everything above the supports (bearing plates and up):
Deck, railings, stringers
, Page | 2
Q: What components are part of the substructure of a nonstandard fixed bridge? ANS
🗹🗹: structural elements of the bridge below the bearing plates:
Pier - supports the middle of the span
Wingwall - retaining wall that directs water away from the abutment
Abutment - what the span's ends rest on
Q: What are the two levels of quality control? ANS 🗹🗹: 1. Unit QC (macro)
2. Project QC (micro)
Q: Who is the only person who can alter a contract? ANS 🗹🗹: Contracting officer (the
KO)
Q: How many days does standard concrete (Type 1A) take to cure? ANS 🗹🗹: 28 Days
Q: What is the chemical reaction between water and Portland cement called? ANS 🗹🗹:
Hydration
Q: What are the components of concrete? ANS 🗹🗹: Water, Portland Cement, Air,
Aggregate (coarse and fine), Ad mixtures
Q: Describe the relationship between the Water / Cement ratio and concrete properties
(strength, durability, water tightness, workability) ANS 🗹🗹: When W/C is high --
strength, durability, and water tightness decrease while workability increases
Q: What is the conversion factor of Horsepower to watts? ANS 🗹🗹: 1HP = 746 watts
