You are overseeing the plans for construction of a new highway.Someone proposes using cheaper,
substandard materials to control/treat water flowing off theconstruction site. The water on the
construction site contains measureable concentrations of sediments,oils from vehicles, heavy metals, and
components of asphalt. A recreational lake is nearby anddowngradient from the construction site. This is
a substantial slope (10% grade) across the site.
a) (5 points) LIST the three pillars of sustainability and EXPLAINhow this issue connects to each
pillar.
b) (5 points) Assuming you are a licensed engineer, what is yourethical obligation to the public
AND other licensed engineers working on this job? [Your responseshould cover ethical
obligations to both parties.]
c) (5 points) LIST and DESCRIBE at least two ways to controlfluvial (water) erosion on this site.
