Instructor Answer Key — Unlock After Review

1. Legal boundaries/setbacks drive building placement and utility routes.

2. Contours/spot grades show slopes; compute cut/fill from existing vs. proposed.

3. Quantify inlets, pipe sizes, lengths, structures, and detention volumes.

4. Plan/profile shows slopes, depths, crossings; check clearances/conflicts.

5. BMPs: silt fence, wattles, inlet protection; staged with grading phases.

6. Max slopes, landings, cross-slope limits; details set curb/flatwork elevations.

7. Verify finish floors vs. grades, tree/planting zones, utility corridors.

8. Profiles reveal vertical alignment, invert elevations, cover, conflicts.

9. Encroachment/traffic control; city/county standards and inspections.

10. Earthwork from contour diffs; utilities by plan/profile; paving by sections.