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Building Technology: Siteworks Acronyms Quiz

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Questions and Answers

What organization does AASHTO stand for?

American National Standards Institute
American Association of State Highway and Transportation Officials (correct)
Dept. of Public Works and Highways
American Society for Testing Materials

What does the acronym 'USCS' stand for?

Unstable Soil Classification System
Underground Soil Composition System
Unified Soil Classification System (correct)
Universal Soil Classification Standard

What is the range of particle size for 'COARSE SAND' according to the AASHTO SOIL CLASSIFICATION SYSTEM?

Above 75mm
No.10 to No.40 sieve (correct)
75mm to No.10 sieve
Passing No.200 sieve

What is the PLASTICITY INDEX (PI) of a soil if its LIQUID LIMIT (LL) is 40 and PLASTIC LIMIT (PL) is 20?

$40 - 20 = 20$ (C) Signup and view all the answers

What type of particles pass the No.200 sieve according to the AASHTO SOIL CLASSIFICATION SYSTEM?

Silt-clay particles (B) Signup and view all the answers

Which organization does 'DPWH' represent?

Dept. of Public Works and Highways (D) Signup and view all the answers

What is the main purpose of granular fill/filters?

To prevent the movement of fine particles out of soils (A) Signup and view all the answers

Which materials are classified as borrow fill?

Pit-run gravel, disintegrated granite, and cinders (A) Signup and view all the answers

What is the main purpose of riprap?

To prevent erosion, scour, or sloughing of a structure or embankment (C) Signup and view all the answers

What are wire-enclosed riprap made of?

Mats or baskets fabricated from wire mesh, filled with small riprap (B) Signup and view all the answers

According to FHA guidance, what determines the thickness of wire mattresses used for channel linings in gabion systems?

The erodibility of the bank soil, the maximum velocity of the water, and the bank slope (A) Signup and view all the answers

What are geosynthetics primarily made for?

Use with or within earth materials (D) Signup and view all the answers

In what way does geotextile fabric provide reinforcement?

By lending its strength to low loadbearing soil (B) Signup and view all the answers

How are geotextiles used for separation?

By placing them between dissimilar materials to prevent migration (B) Signup and view all the answers

What is the main purpose of geotextiles for filtration?

Preventing movement of fine particles from soil through which seepage occurs (C) Signup and view all the answers

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