8. Hidden Valley Road & Grindstone Creek

Evaluation of Alternatives

Alternative 1
Separate Structures
(the Preferred Alternative)

  • More complex construction staging to maintain traffic and watercourse flow
  • Can be constructed on the existing alignment
  • Construction on the existing alignment will largely avoid any impacts to the natural, socio-economic and cultural environments

Separate Structures

Alternative 2
One Structure Spanning Creek and Road
(not preferred)

  • Less complex staging requirements
  • Requires construction of new crossing location and realignment of Hidden Valley Road
  • Required realignment will impact treed area
  • Realignment requires small amount of additional property
  • May impact area with archaeological potential

One Structure Spanning Creek and Road