441. What is the purpose of a batter board in setting-out?
a) To provide a level reference for vertical measurements
b) To support the weight of the building structure
c) To mark the location of underground utilities
d) To establish the building’s orientation
View Answer
Correct answer: a) To provide a level reference for vertical measurements
Explanation: A batter board is a temporary framework used in setting-out to provide a level reference for vertical measurements, aiding in the accurate placement of building elements.
442. Which of the following is a common technique used for aligning columns in setting-out?
a) Trilateration
b) Offset method
c) Parallel method
d) Transition curve
View Answer
Correct answer: c) Parallel method
Explanation: The parallel method is commonly used to align columns in setting-out, ensuring that columns are parallel to each other and maintaining the desired spacing and alignment.
443. What is the purpose of a sighting rod in setting-out?
a) To measure vertical elevations
b) To measure horizontal distances
c) To establish the building’s orientation
d) To provide a level reference for vertical measurements
View Answer
Correct answer: b) To measure horizontal distances
Explanation: A sighting rod is used in setting-out to measure horizontal distances between points, allowing for accurate positioning of building elements.
444. Which of the following is a common technique used for setting-out right angles in surveying?
a) Trilateration
b) Offset method
c) Tangent method
d) Perpendicular method
View Answer
Correct answer: d) Perpendicular method
Explanation: The perpendicular method is commonly used to set out right angles in surveying, ensuring that walls or structures are perpendicular to each other.
445. What is the purpose of a plumb bob in setting-out?
a) To measure vertical elevations
b) To measure horizontal distances
c) To establish the building’s orientation
d) To ensure vertical alignment of building elements
View Answer
Correct answer: d) To ensure vertical alignment of building elements
Explanation: A plumb bob is used in setting-out to ensure the vertical alignment of building elements, ensuring that walls and structures are perfectly vertical.
446. What is the purpose of a profile board in setting-out?
a) To measure vertical elevations
b) To measure horizontal distances
c) To indicate the position of doors and windows
d) To guide the placement of structural elements
View Answer
Correct answer: d) To guide the placement of structural elements
Explanation: A profile board is used in setting-out to guide the placement of structural elements, providing a visual reference for accurate positioning.
447. Which of the following is a common method used for setting-out circular curves in surveying?
a) Trilateration
b) Transition curve
c) Tangent method
d) Circular arc method
View Answer
Correct answer: d) Circular arc method
Explanation: The circular arc method is commonly used to set out circular curves in surveying, allowing for accurate alignment and positioning of curved structures.
448. What is the purpose of a spirit level in setting-out?
a) To measure vertical elevations
b) To measure horizontal distances
c) To provide a level reference for vertical measurements
d) To ensure the building’s orientation
View Answer
Correct answer: c) To provide a level reference for vertical measurements
Explanation: A spirit level is used in setting-out to provide a level reference for vertical measurements, ensuring the accurate placement of building elements.
449. Which of the following is a common technique used for setting-out slopes in surveying?
a) Triangulation
b) Trilateration
c) Gradient method
d) Offset method
View Answer
Correct answer: c) Gradient method
Explanation: The gradient method is commonly used to set out slopes in surveying, allowing for accurate placement of sloped structures or surfaces.
450. What is the purpose of a theodolite in setting-out?
a) To measure vertical elevations
b) To measure horizontal distances
c) To establish the building’s orientation
d) To measure angles for precise positioning
View Answer
Correct answer: d) To measure angles for precise positioning
Explanation: A theodolite is used in setting-out to measure angles for precise positioning of building elements, allowing for accurate alignment and orientation.
