David Gockel, President/CEO of Langan Engineering & Environmental Services, is no stranger to the San Francisco Bay Area. Dave graduated from UC Berkeley with a Master of Science in Geotechnical Engineering, as did many of Treadwell & Rollo’s professional staff members. This association is just one example of the many common values and philosophies shared [...]
Archive for the ‘Geotechnical’ Category
An Interview with David T. Gockel: UC Berkeley Alumnus Returns to His Roots
Posted in General, Geotechnical, LEED, tagged Bernie Langan, California, David Gockel, Department of Defense, East Coast, Florida, Langan Engineering & Environmental Services, LEED AP, Middle East, New Jersey, New Jersey Institute of Technology, Novato, San Francisco Bay Area, Texas, Treadwell & Rollo, UC Berkeley, Woodward-Clyde on December 10, 2010 | 1 Comment »
Presidio National Park Redevelopment Project Receives Clean Closure
Posted in Environmental, Geotechnical, Green, LEED, tagged Belles Street Townhomes, California Department of Toxic Substance Control, certified, clean closure, Construction Completion Report, David Dixon, DTSC, environmental site assessment, ESA, Forest City Residential West, geological services, geotechnical services, hospital, Landmark Redevelopment, LEED Gold, LEED Platinum, Maria Flessas, National Historic Register, no further action, PHSD, PHSH, Presidio Landmark Apartments, Presidio National Park, Public Health Services District, Soil Management Plan, The Presidio Trust, Treadwell & Rollo on November 24, 2010 | Leave a Comment »
The Landmark Redevelopment project at the Presidio National Park’s Public Health Services District (PHSD) recently received concurrence from the California Department of Toxic Substance Control (DTSC) that the land has been cleaned up to unrestricted use criteria. Our environmental services team was led David Dixon, and the geotechnical services were managed by Maria Flessas. Forest [...]
The Langan/Treadwell & Rollo Partnership
Posted in Environmental, General, Geotechnical, tagged California, civil, David T. Gockel, engineering, Environmental, Geotechnical, Langan Engineering & Environmental Services, New Jersey, Oakland, petro-chemical, Philip T. Tringale, remedial design, Sacramento, San Francisco, San Jose, Treadwell & Rollo on November 5, 2010 | Leave a Comment »
As you may have read in the news recently, Langan Engineering & Environmental Services has acquired Treadwell & Rollo. This is an exciting moment for both firms, as our partnership is one of common professional and cultural philosophies. Based in New Jersey, Langan is a privately held consulting firm with 500 employees in 14 offices [...]
SEAONC’s 2010 Excellence in Structural Engineering Awards
Posted in Awards, Geotechnical, tagged Anshen + Allen, Cary Ronan, Contemporary Jewish Museum, Degenkolb Engineers, Excellence in Engineering Awards, Koret-Taube Senior Center, Maria Flessas, Mills-Peninsula Hospital, OLMM Consulting Engineers, Page and Turnbull, Plant Construction, Ramin Golesorkhi, Richard Rodgers, Richmond City Hall, Rutherford & Chekene, SEAONC, Structural Engineers Association of Northern California, Studio Daniel Libeskind, Sutter Health, The Walt Disney Family Museum, Treadwell & Rollo, Turner Construction, WRNS Studio on October 8, 2010 | 2 Comments »
Treadwell & Rollo provided geotechnical engineering services for five projects nominated for the Structural Engineers Association of Northern California’s (SEAONC) Excellence in Engineering Awards this year, three of which were winners. Nominated projects included the Koret-Taube Senior Center, Richmond City Hall, Mills-Peninsula Hospital, Contemporary Jewish Museum, and The Walt Disney Family Museum. We would like [...]
Geotechnical Investigation for New San Francisco 49ers Stadium
Posted in Geotechnical, tagged 49ers football, 49ers Stadium, ASCE 7, ASCE 7-10, California, California Building Code, CBC, Geotechnical, HNTB Corporation, Linda Liang, NFL, Ramin Golesorkhi, San Francisco, Santa Clara, seismic, Treadwell & Rollo on September 24, 2010 | Leave a Comment »
Treadwell & Rollo engineers, Ramin Golesorkhi, PhD, PE, GE, and Linda Liang, PE, GE, performed a geotechnical investigation for the new San Francisco 49ers NFL Stadium to be constructed in Santa Clara, California. The proposed development consists of construction of a 68,500-seat, open-air NFL football stadium. Other site improvements include an elevated pedestrian walkway at [...]
Lori Simpson Celebrates 20 Years with Treadwell & Rollo
Posted in General, Geotechnical, tagged 49ers Stadium, AT&T Park, Bay Area, BRIDGE Housing, brownfield, Coast Guard Island Bridge, construction observation services, consultation, design, Frank L. Rollo, Geotechnical, investigation, Jack London Square, Lori Simpson, Mercy Housing, Mission Bay, MS in Civil Engineering, Oakland, reclaimed land, San Francisco, SFMOMA, Treadwell & Rollo, UC Berkeley, UCSF on September 10, 2010 | Leave a Comment »
We are proud to honor our third staff member who has been with Treadwell & Rollo for more than two decades. Lori Simpson, PE, GE, observed her 20-year anniversary on August 13. Lori originally met Frank L. Rollo through his son, Frank J. Rollo, at their graduation dinner for UC Berkeley’s MS in Civil Engineering [...]
Treadwell & Rollo Provides Services on the Top Two East Bay Construction Projects
Posted in Geotechnical, tagged 2009, Alameda County Medical Center, California, CGS, Charles Pankow Builders Ltd., Clark Construction, Clark Construction Group LLC, County of Alameda, East Bay, geotechnical engineering services, Highland Hospital, HOK, John Muir Medical Center, Largest Construction Projects, Maria Flessas, Oakland, OSHPD, public hospital, Ratcliff, San Francisco Business Times, Shaw Kawasaki Architects, SmithGroup, Top 25, Treadwell & Rollo, Vanir Construction Management on September 3, 2010 | Leave a Comment »
Recently the San Francisco Business Times published a list of the “Top 25 Largest Construction Projects in the East Bay.” The projects were ranked by the estimated cost of construction for the 2009 calendar year. Treadwell & Rollo is providing geotechnical engineering services on four of the projects listed including the two largest—(1) Highland Hospital [...]
Dean Iwasa Reflects on 20 Years with Treadwell & Rollo
Posted in General, Geotechnical, tagged America Center, California, Dean Iwasa, Foster City, Frank L. Rollo, Geotechnical, MulvannyG2 Architecture, Sacramento, San Francisco, San Jose, Towers on Capitol Mall, Treadwell & Rollo, Treasure Island, Visa International on August 20, 2010 | Leave a Comment »
When he joined what was once a small firm with one office on 353 Sacramento Street in San Francisco back in March 1990, Dean Iwasa, PE, GE, Principal, was the eighth employee at Treadwell & Rollo. Frank L. Rollo, Co-Founder and Principal Engineer, is the only person who has been with the firm longer than [...]
