1. A five-sided closed field traverse has the following angles: A=103°03'30" B = 117°40'00" C = 92°52'30" D=107°13'00" E 118°07'00" Determine the angular error of closure and balance the angles by applying equal corrections to each angle. 2. The bearings of the sides of a triangle ABC are: AB 63°15'23" BC 172°04'21" CD 300°16'14" If AB is 212 ft long, find the lengths of the remaining sides of ABC. 3. If the PI Station of a horizontal curve is at 18+69, the degree of curvature is 12 and the deflection angle is 15°45', find the station of PT. 4. A 2.0% grade meets -4.0% grade at station 21+62 and 439.2'. What is the elevation of station 21+00 on the vertical curve of 700 ft? T 5. A horizontal curve with intersection angle 60°, R = 600 ft has the Pl station at 12+00. Find the degree of curve data, and locate PC and PT. 6. A rising grade of 4% meets with a falling grade of 2.5% at 60+00 and 95.00'. If the length between the PVC and the PVT is 1400 ft, what is the elevation of the vertical curve at station 58+00? What is the elevation of the highest point, and where is it located?
1. A five-sided closed field traverse has the following angles: A=103°03'30" B = 117°40'00" C = 92°52'30" D=107°13'00" E 118°07'00" Determine the angular error of closure and balance the angles by applying equal corrections to each angle. 2. The bearings of the sides of a triangle ABC are: AB 63°15'23" BC 172°04'21" CD 300°16'14" If AB is 212 ft long, find the lengths of the remaining sides of ABC. 3. If the PI Station of a horizontal curve is at 18+69, the degree of curvature is 12 and the deflection angle is 15°45', find the station of PT. 4. A 2.0% grade meets -4.0% grade at station 21+62 and 439.2'. What is the elevation of station 21+00 on the vertical curve of 700 ft? T 5. A horizontal curve with intersection angle 60°, R = 600 ft has the Pl station at 12+00. Find the degree of curve data, and locate PC and PT. 6. A rising grade of 4% meets with a falling grade of 2.5% at 60+00 and 95.00'. If the length between the PVC and the PVT is 1400 ft, what is the elevation of the vertical curve at station 58+00? What is the elevation of the highest point, and where is it located?
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:1. A five-sided closed field traverse has the following angles:
A=103°03'30"
B = 117°40'00"
C = 92°52'30"
D=107°13'00"
E 118°07'00"
Determine the angular error of closure and balance the angles by applying equal
corrections to each angle.
2. The bearings of the sides of a triangle ABC are:
AB
63°15'23"
BC 172°04'21"
CD
300°16'14"
If AB is 212 ft long, find the lengths of the remaining sides of ABC.
3. If the PI Station of a horizontal curve is at 18+69, the degree of curvature is 12
and the deflection angle is 15°45', find the station of PT.
4. A 2.0% grade meets -4.0% grade at station 21+62 and 439.2'. What is the
elevation of station 21+00 on the vertical curve of 700 ft?
T
5. A horizontal curve with intersection angle 60°, R = 600 ft has the Pl station at
12+00. Find the degree of curve data, and locate PC and PT.
6. A rising grade of 4% meets with a falling grade of 2.5% at 60+00 and 95.00'. If
the length between the PVC and the PVT is 1400 ft, what is the elevation of the
vertical curve at station 58+00? What is the elevation of the highest point, and
where is it located?
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