Harrison Engineering Inc services
Planning and Environmental Services
Transportation Facilities Planning Highway and interchange planning studies Caltrans Project Study Report and Major Investment Studies Value Analysis studies Caltrans Project Report and Geometric Approval Drawings Flood Control Infrastructure Planning Creek Improvement planning studies.
Design Services
Construction drawings and specifications including planning, design, and construction layout for: Highway and transportation facility improvements - city roadways, expressways, site grading and drainage plans, and related grade operation structures, retaining walls, soundwalls, utilities, and drainage structures Flood Control Improvements - Channel improvements, detention basins, bypass channels, energy dissipators, storm damage assessment and repair, and other hydraulic control facilities Utilities - pipeline installations for storm drainage, sanitary sewerage, and water supply.
Water Resources Services
Water Resources Creek/Rivers/Flood Control/Bridges Urban Creek Restoration Hydrology Studies River and Stream Improvement studies (Alternatives Analysis, 404(b)(1)) Location Hydraulic Studies (Bridge Hydraulics) Bridge Scour Analysis.