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|REPAIR BUILDING 1210 (W912DW-15-T-7002)|
Pease & Sons Inc.
|NEW THORTON CREEK BUILDING PROJECT|
|JEFFERSON HEALTHCARE EMERGENCY AND SPECIALTY SERVICES BUILDING (ESSB)|
Aldrich & Associates
|CITY OF OAK HABOR CLEAN WATER FACILITY PROJECT|
Hoffman Construction Company
|DAKOTA CREEK BRIDGE SEISMIC RETROFIT|
PCL Civil Constructors, Inc
November 21, 2012
Jason L. Mattox re-joined HDJ Design Group in the Tri-Cities as an associate principal, primarily managing design for residential and commercial projects. Mattox has 9-plus years of civil engineering experience with residential, commercial and public works projects. He has also managed roadway, drainage and stormwater projects, sewer and water and irrigation systems, and has experience in permitting for government agencies.