Geotechnical and During Construction Materials Testing and Inspection Services for Uptown Whittier Parking Structure (2018-2020) The City of Whitter constructed a 4-story parking structure in Uptown Whittier consisting of ADA ramps, stairs, two elevators, and public restrooms. GAI was the Geotechnical Engineer of Record (GEOR) for this project. Our scope of services included providing geotechnical…
Pavement Evaluation and Recommendation for Grand Avenue (2020) The city rehabilitated Grand Avenue, a high-traffic volume principal arterial street, between Freeway 71 on-ramp and Pipeline Avenue. The project length was approximately 2,700 feet. The segment of Grand Avenue for this project comprises four lanes in each direction. GAI provided a pavement investigation to evaluate the…
The GAI team is highly experienced in geotechnical federal projects including buildings and infrastructures, and aviation/airport projects. During the past 10 years the GAI team has performed several projects for NAVFAC in California. GAI is one of the selected nation-wide on-call geotechnical firms by The Department of Interior Services to provide geotechnical services in multiple…
Geotechnical Investigation for the Underground StormTrap Detention Facility (2016) The Underground StormTrap Detention Facility has an approximate footprint of about 55,000 square feet. When the facility was under construction in late 2015, unfiltered stormwater entered the facility, and this intrusion caused fine particle sedimentation. Concerns were raised by LAWA about the infiltration capacity of the…