The height of instrument is 71.05 m and the foresight on a turning point is 1.93 m. After the instrument has been moved forward and set-up in a new position, the backsight on the turning point is 2.92 m. Rod readings were also taken along a profile on three succeeding stations: Sta 0+000, 1.59 m; Sta 0+020, 1.92 m; Sta 0+032.75, 1.29 m. A. What is the elevation of Sta 0 + 020? B. Which station has the least elevation along the profile? C. Determine the gradient of the ground from Sta 0 + 020 to Sta 0 + 032.75 in three decimal places of %.
The height of instrument is 71.05 m and the foresight on a turning point is 1.93 m. After the instrument has been moved forward and set-up in a new position, the backsight on the turning point is 2.92 m. Rod readings were also taken along a profile on three succeeding stations: Sta 0+000, 1.59 m; Sta 0+020, 1.92 m; Sta 0+032.75, 1.29 m. A. What is the elevation of Sta 0 + 020? B. Which station has the least elevation along the profile? C. Determine the gradient of the ground from Sta 0 + 020 to Sta 0 + 032.75 in three decimal places of %.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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![The height of instrument is 71.05 m and the foresight on a turning point is 1.93 m. After
the instrument has been moved forward and set-up in a new position, the backsight on
the turning point is 2.92 m. Rod readings were also taken along a profile on three
succeeding stations: Sta 0+000, 1.59 m; Sta 0+020, 1.92 m; Sta 0+032.75, 1.29 m.
A. What is the elevation of Sta 0 + 020?
B. Which station has the least elevation along the profile?
C. Determine the gradient of the ground from Sta 0 + 020 to Sta 0 + 032.75 in three
decimal places of %.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F0fdb488c-8865-46e9-8ea5-f95ecb420e97%2F4cf97d84-5f0c-479e-8a18-4d5ead13d648%2Fuy9q5t_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The height of instrument is 71.05 m and the foresight on a turning point is 1.93 m. After
the instrument has been moved forward and set-up in a new position, the backsight on
the turning point is 2.92 m. Rod readings were also taken along a profile on three
succeeding stations: Sta 0+000, 1.59 m; Sta 0+020, 1.92 m; Sta 0+032.75, 1.29 m.
A. What is the elevation of Sta 0 + 020?
B. Which station has the least elevation along the profile?
C. Determine the gradient of the ground from Sta 0 + 020 to Sta 0 + 032.75 in three
decimal places of %.
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