AT&T Vault Project

Placement of fiber optic utility vaults in four separate locations in the central business district of Seattle. Unique challenges were excavating amongst existing congested utility infrastructures, pedestrian & vehicular traffic and coordination with businesses.

Services Employed:

  • Placement of (4) 444LA utility vaults
  • New pathway between new and existing fiber optic systems
  • Asphalt restoration
  • Concrete restoration to comply with the Pioneer Historical District requirements


Seattle, WA | OSP