TD&H Engineering

  • Planning
  • Mining
  • Land Development
  • Industrial Engineering
  • Hazardous Waste
  • Earthquake
  • Civil General Municipal
  • Cogeneration
  • Hydrology/Hydrogeology
  • Water/Wastewater
  • Sanitary Engineering
  • Transportation Planning
  • Structural Engineering
  • Materials
  • Land Surveying
  • Geotechnical Engineering
  • Environmental Engineering
  • Construction Management
  • Civil Engineering
303 E 2nd Ave
Spokane, WA 99202-1401
(509) 622-2888
(509) 622-2889 (fax)