CH 11. GRADING PLANS SURVEYING
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QUESTIONS & DETAILED
EXPLANATIONS GRADED A+
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Given: The existing grade elevation of the project site slopes
from west to east. The existing elevations are 1875.1 feet and
1864.3, respectively. On the southwest corner of the building
pad, a grade stake reads C - 4. The grading plans show a contour
line in that area that reads 1869.0. What is the finished grade of
the pad elevation?
A. 1865
B. 1873
C. 1865.7
D. 1860.3 - Answer: A. 1865 (A site that has one end higher or
lower in elevation than the other is a transition site. In this
problem, the highest and lowest elevations are not relevant to
finding the answer. (This is not always the case.) We're asked
about the finished elevation at southwest corner of the building
pad, a specific point on the project site. We're told two things
about it: the existing elevation from a contour line, and a nearby
stake that tells us C - 4, or "Cut 4 feet". To get at our finished
elevation, therefore, we need to cut 4 feet of material. So we
, have existing grade of 1869.0 - 4.0 feet = 1865 feet.)
Grading plans will show?
A. existing site topography
B. the pathway of new storm drains needing to be installed
C. finished elevations for paving subgrade
D. all of the above
E. A and B only - Answer: D. all of the above
You are told that a storm drain line lies 150 feet north Station
54+00. From the grading plans, you know that the stationing
runs in the north/south direction, and increases as you travel
south on site. At what stationing will the storm drain cross?
A. 55+50
B. 204+00
C. 0+00
D. 52+50 - Answer: D. 52+50 (Our starting point is Station 54+00.
From this, we know that we are either adding 150 feet to this
point, or subtracting. We are told the storm drain is north of
Station 54+00. We are also told the stationing increases in the
direction of north to south. Think of it in terms of a picture. If we
LATEST UPDATE VERIFIED
QUESTIONS & DETAILED
EXPLANATIONS GRADED A+
Professional Academic Assistance Services
Given: The existing grade elevation of the project site slopes
from west to east. The existing elevations are 1875.1 feet and
1864.3, respectively. On the southwest corner of the building
pad, a grade stake reads C - 4. The grading plans show a contour
line in that area that reads 1869.0. What is the finished grade of
the pad elevation?
A. 1865
B. 1873
C. 1865.7
D. 1860.3 - Answer: A. 1865 (A site that has one end higher or
lower in elevation than the other is a transition site. In this
problem, the highest and lowest elevations are not relevant to
finding the answer. (This is not always the case.) We're asked
about the finished elevation at southwest corner of the building
pad, a specific point on the project site. We're told two things
about it: the existing elevation from a contour line, and a nearby
stake that tells us C - 4, or "Cut 4 feet". To get at our finished
elevation, therefore, we need to cut 4 feet of material. So we
, have existing grade of 1869.0 - 4.0 feet = 1865 feet.)
Grading plans will show?
A. existing site topography
B. the pathway of new storm drains needing to be installed
C. finished elevations for paving subgrade
D. all of the above
E. A and B only - Answer: D. all of the above
You are told that a storm drain line lies 150 feet north Station
54+00. From the grading plans, you know that the stationing
runs in the north/south direction, and increases as you travel
south on site. At what stationing will the storm drain cross?
A. 55+50
B. 204+00
C. 0+00
D. 52+50 - Answer: D. 52+50 (Our starting point is Station 54+00.
From this, we know that we are either adding 150 feet to this
point, or subtracting. We are told the storm drain is north of
Station 54+00. We are also told the stationing increases in the
direction of north to south. Think of it in terms of a picture. If we