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Complex of Bridges Traffic Study

Glendale Boulevard/Hyperion Avenue Complex of Bridges Traffic Study

Improving Safety and Traffic on Historic Bridge Complex: Psomas provided comprehensive traffic engineering and transportation planning services.

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Christina-Taylor Green Memorial River Park

Christina-Taylor Green Memorial River Park

New River Park along the Cañada del Oro Wash Pima County Regional Flood Control District developed a river park on the east bank of the Cañada del Oro Wash. The park was renamed Christina-Taylor Green Memorial River Park in honor

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North Stockton Railroad Grade Separations

North Stockton Railroad Grade Separations

Safer Railroad Crossings and Improved Air Quality The North Stockton Railroad Grade Separations project replaced three railroad crossings with bridges and an undercrossing that accommodate growing traffic and development. Motorists and emergency response vehicles are now able to cross over

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State Route 178/Morning Drive Interchange

SR178 - Morning Drive

Relieving Traffic with a New Interchange in the Central Valley With growing traffic demands in the Bakersfield region, Caltrans District 6, in cooperation with the City of Bakersfield, proposed constructing a new modified partial cloverleaf interchange along SR 178 at

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North Spring Street Bridge Widening

North Spring Street Bridge

Historic Bridge Spanning the Los Angeles River The Bureau of Engineering retained Psomas to provide the program/project management services including the Value Analysis Study for the widening of the North Spring Street (NSS) Bridge over the Los Angeles River. Psomas

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Lewis Stein Bridge & Road Improvements

Lewis Stein Bridge and Roadway Improvements

Multi-Use Crossings Over Lower Laguna Creek Elk Grove, a suburb in Sacramento County, has experienced significant growth over the past 15 years, particularly within the Laguna community. This project extends Lewis Stein Road to connect Big Horn Boulevard and West

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Cook Riolo Bridge Replacement

Cook Riolo Bridge Replacement

Replacing a Deficient 1930’s Bridge The existing 1930’s bridge on Cook Riolo Road that spans Dry Creek in western Placer County was classified as both functionally obsolete and structurally deficient by Caltrans. The new $7.9 million three-span, post-tensioned, box girder

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Interstate 5 Gateway Expansion

Adding Four Lanes over Two Miles The I-5 Gateway Project is the final phase in Orange County’s ambitious freeway improvement program. This four-year project involved increasing the traffic capacity of a two-mile portion of the existing six-lane freeway by adding

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Interstate 15 Core Restoration and Expansion

24-mile Interstate Reconstruction To meet transportation demands through the year 2030, Utah made an important investment to restore and expand the I-15 freeway. The I-15 CORE project is a 24-mile interstate reconstruction project that expanded the freeway by two lanes

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Whitney Ranch Parkway/Hwy 65 Interchange

New Interchange for Rapid Growth The Whitney Ranch community of Rocklin has experienced rapid growth over the past decade in both residential and commercial markets. This new interchange and associated improvements will provide much-needed access to Whitney High School, William

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State Route 65/Sunset Boulevard Interchange

A Safer, Smoother Ride With rapidly growing communities and high daily traffic counts, Placer County had a pressing need to eliminate SR 65’s last signalized intersection between I-80 and Lincoln. The new $19 million SR 65/Sunset Boulevard Interchange provides a

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Interstate 80/Sierra College Blvd Interchange

Improved Circulation, Catalyst for Economic Growth and Development The City of Rocklin needed to make major improvements to an old interchange at I-80 and Sierra College Boulevard to help catalyze new development, as well as improve traffic circulation and relieve

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Pacific Coast Highway Traffic Congestion Relief

Award-Winning Pedestrian Bridge Psomas was the prime engineering consultant for this award-winning project. It is the centerpiece of a multi-million dollar road widening designed to relieve traffic congestion on Pacific Coast Highway from Interstate 5 to Dana Point Harbor. The

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Yerba Buena Island Tunnel

Mobile Laser Scanning for Tunnel off of Bay Bridge Caltrans District 4 needed Mobile Terrestrial Laser Scanning (MTLS) of several fast-track projects including the Yerba Buena Island Tunnel that is accessed via the San Francisco Bay Bridge. The tunnel is

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University of Southern California

Various Surveying Support Services for Over 15 Years Located near downtown Los Angeles, California, University of Southern California (USC) is California’s oldest private research university covering close to 230 acres. For over 15 years, Psomas has been providing surveying support services

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VA Sierra Nevada Medical Center

Improving a Medical Center for Veteran Care The Department of Veterans Affairs has embarked on an expansion and consolidation program at their Sierra Nevada campus in Reno. This project will improve seismic, life safety, and infrastructure/utility and energy efficiency deficiencies

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Silver Star Resort in Park City, UT

Luxury Real Estate Community in the Wasatch Mountains Located in the Wasatch Mountains at the base of the Park City Mountain Resort, Silver Star is a 10-acre luxury real estate community including 90 condominium units, single-family housing units, and commercial space.

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The Colony at White Pine

Residential Mountain Resort with Low Impact Development Among 4,600 acres of lush high alpine terrain near Park City, Utah, The Colony is a private gated community where approximately 90% of the land is preserved as open space. With the philosophy

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Whitney Ranch Parkway/Hwy 65 Interchange

Psomas is providing various construction management services for this new interchange serving the Whitney Ranch community.

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ExxonMobil M70 Pipeline Relocation

I-405 Sepulveda Pass Improvement Project The goal of the I-405 Sepulveda Pass Improvements project was to add a 10-mile long vehicle lane to the I-405. To accommodate the highway’s construction, the ExxonMobil M-70 pipeline needed to be relocated. This was

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PG&E On-Call Contract

Pipeline Safety Enhancement Plan (PSEP) Surveys and Mapping PG&E retained Psomas through a multi-year on-call contract to provide various survey and mapping services for their Pipeline Safety Enhancement Plan (PSEP). Over the past several years many of the latest land

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Draper Light Rail Extension

Park-and-Ride Stations for Light Rail Extension As residential and commercial development expand at the southern end of the Salt Lake valley, the Utah Transit Authority (UTA) recognized the need to extend their north-south light rail line to accommodate the growing

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The Park Moderns Apts and Townhomes

Riverfront Residential Community The Park Moderns is the first for-sale residential development in the Bridge District, a new residential community in West Sacramento situated along the Sacramento River and adjacent to downtown Sacramento. The project celebrates both the urban density

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Making Active Transportation Programs a Reality

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Sac. Reg. Transit Dist. Engineering Support

Regional Commuter Transit Capital Improvement Support Sacramento Regional Transit District (SRTD) provides service to an average of 50,000 passengers daily and operates 67 bus routes and 38.6 miles of light rail transit, covering 418 square miles throughout the Sacramento area.

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Twin Peaks Road, I-10 to Tangerine Road

Widening and Realignment of 4 Miles of Roadway The widening and realignment of Twin Peaks Road in the Town of Marana connects the growing communities of Continental Ranch and Dove Mountain in Arizona. The project consisted of the widening and

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VA Sierra Nevada Medical Center

Improving a Medical Center for Veteran Care The Department of Veterans Affairs has embarked on an expansion and consolidation program at their Sierra Nevada campus in Reno. This project will improve seismic, life safety, and infrastructure/utility and energy efficiency deficiencies

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Los Rios Community College District

Expanding Student Services at Sacramento Colleges Los Rios Community College District is the second largest in the state, serving more than 75,000 students. The District has passed two consecutive bond measures over the past decade, totaling $740 million in local

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Rivermark Housing Complex

Flagship Project in the Bridge District, Affordable Housing The Rivermark is a 70-unit affordable apartment complex in the Bridge District of West Sacramento. The inaugural project in a new 188-acre smart growth area, it’s located just a block from the

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The WELL at CSU, Sacramento

Campus Wellness in a Sustainable Building: Psomas provided civil engineering services for this new campus recreation/wellness center, known as “The WELL.” The project achieved LEED® Gold certification, joining a shortlist of LEED-certified recreation buildings in the CSU system.

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