Quantcast Storm Sewer System And Surface Drainage

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b. Describe how the design will mitigate the impacts identified in the EA/EIS or
describe the requirements the proposed design does not meet and provide
justification thereof.
c. Describe preservation of trees, plants, wildlife, air, water quality, pollution
abatement, landscaping and blending of construction with surroundings. The
EIA/EIS is normally provided by the Command to the A-E undertaking the design.
6.5 CIVIL ENGINEERING
6.5.1 Site Grading
a. Describe the drainage of the site.
b. Describe the differential between finish floor elevations and the finish grades
adjacent to structures. Relate finish floor elevation to 100 year flood level.
c. Describe the earthwork.
d. Indicate the cut and fill quantities.
e. Indicate the location of borrow pits and disposal areas and indicate the type of
materials associated therewith.
f. Describe the retaining walls.
6.5.2 Utilities
a. Describe special utilities including oily waste and salt water systems, etc.
outside the building's five (5) foot line.
b. Identify those systems that need cathodic protection based on the soils report.
6.5.3 Storm Sewer System And Surface Drainage
Use Local Rainfall Intensity-Duration Frequency Curves.
a. Indicate if the existing system to be connected to is adequate to handle the
additional flow. Indicate the source of the information.
b. State the quantity of storm flow (use rational method) and the sizes, material,
class and "D" load design of all storm sewers and culverts and sizes of drop inlets.
c. Provide a small scale topographic map which depicts the individual drainage
areas and their overland flow path.
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