Problem: Four points A, B, C, and D, are to be established in a construction site in order to layout a proposed bridge. The instrument (Total Station) is set at up at point P to locate these four points. The coordinates are given in the table. a) Determine the bearing and azimuth from point P to points A,B,C,D. b) Compute the distances PA, PB, PC, PD.
Problem: Four points A, B, C, and D, are to be established in a construction site in order to layout a proposed bridge. The instrument (Total Station) is set at up at point P to locate these four points. The coordinates are given in the table. a) Determine the bearing and azimuth from point P to points A,B,C,D. b) Compute the distances PA, PB, PC, PD.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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![Problem 2: Layout points by coordinate method
Objective: To establish reference points in a construction site for bridge layout.
Bridge layout and staking is normally done by the Contractor, or Subcontractor. Layout
involves establishing construction control points that are used to maintain the horizontal
and vertical alignment of the work that follows. After performing the layout, the Surveyor |
furnishes the Contractor with the information required to complete the layout.
Problem:
Four points A, B, C, and D, are to be established in a construction site in order to layout
a proposed bridge. The instrument (Total Station) is set at up at point P to locate these
four points. The coordinates are given in the table.
a) Determine the bearing and azimuth from point P to points A,B,C,D.
b) Compute the distances PA, PB, PC, PD.
Points
Northings
Eastings
P
125.56
150.45
A
179.34
180.56
B
145.5
195.8
C
130.25
210. 40
D
150.6
125.90](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ffd7de009-26cf-43ec-8469-be0845a492a3%2F656ad922-0712-487d-b8ac-49643480718f%2F48e7ieg_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Problem 2: Layout points by coordinate method
Objective: To establish reference points in a construction site for bridge layout.
Bridge layout and staking is normally done by the Contractor, or Subcontractor. Layout
involves establishing construction control points that are used to maintain the horizontal
and vertical alignment of the work that follows. After performing the layout, the Surveyor |
furnishes the Contractor with the information required to complete the layout.
Problem:
Four points A, B, C, and D, are to be established in a construction site in order to layout
a proposed bridge. The instrument (Total Station) is set at up at point P to locate these
four points. The coordinates are given in the table.
a) Determine the bearing and azimuth from point P to points A,B,C,D.
b) Compute the distances PA, PB, PC, PD.
Points
Northings
Eastings
P
125.56
150.45
A
179.34
180.56
B
145.5
195.8
C
130.25
210. 40
D
150.6
125.90
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