Keffelew-McCreary Partners
An affiliate of ACS
Team Project Experience
Regional Connector Transit Corridor The Regional Connector Transit Corridor Project is an 1.86-mile underground light-rail line. This project required quality supervision, assistant quality control management and coordination of inspections and testing on a daily basis. This light-rail line will be able to run between the existing Metro Gold Line and the new Metro Exposition Line.
Crenshaw / LAX Transit Corridor Project The Crenshaw / LAX Transit Corridor Project, an 8.5-mile light-rail line. It includes eight stations (three of which are below grade stations at Expo), a maintenance facility, park-ride lots, and five power substations. This project required quality supervision, assistant quality control management and coordination of inspections and testing daily.
I – 405 / Sepulveda Pass Widening Project This was a highly complex project that was challenging to complete. It consisted of adding a 10-mile HOV lane on the northbound I-405 between the I-10 and US 101. This is one of the most heavily traveled and congested corridors in the U.S. This project required a large amount of work at night due to this congestion.
Metro Gold Line Phase 2A The Metro Gold Line Foothill Extension extends the existing Gold Line east from Pasadena. The project includes six stations, and 17 existing bridges must be altered or completely replaced to make way for dual light rail tracks. In Arcadia, four bridge structures (I-210 Gold Line Bridge, Colorado Boulevard, Santa Anita Avenue, and Huntington Drive Bridges), a 300 car parking facility and station, and the 24-acre Maintenance and Operations Campus were be constructed.
Metro Expo Phase 2
Phase 2 of the Exposition Transit Corridor extends the rail line out to Santa Monica, a 6.6-mile corridor addition from the Phase I terminus in Culver City. This includes seven new stations, construction of a three-story parking structure, and six post-tensioned concrete bridge structures, the largest spanning more than 2,700 feet in length.
Metro Expo Phase 1 – Culver City Station
The first phase of the Exposition Transit Corridor completed in 2012 connects Downtown LA with the Westside and Culver City. The 8.5-mile alignment with ten stations included at-grade, open cut, and aerial guideway configurations including the last station on Phase I, the Culver City station at Venice and Robertson Boulevards.
MTA Orange Line Extension This extension was awarded in 2010 and completed in 2012. It utilized a design / build project delivery method. The extensions was four miles long and included three bridges, nine new stations, utility relocations, and intersection improvements. It reaches from the Canoga Station to the Chatsworth Metrolink Station
I-805 HOV / BRT Design-Build The north segment of the I-805 North HOV / BRT Project extends from SR-52 to north of Mira Mesa Boulevard in Sorrento Valley, an area with significant traffic demand due to the high work area population. The project will construct one median HOV / BRT lane in each direction with median barriers, retaining walls, and widening of the Governor Drive undercrossing and Rose Canyon Bridge for the median lanes.
Berryessa Extension: Santa Clara VTA / BART The Santa Clara Valley Transportation Authority is currently in construction of a 16-mile extension of the BART LRT. This includes the Berryessa Extension (BX) Project. The Berryessa Station structures consist of a ground-level concourse with an aerial boarding center platform consisting of concrete decks, steel frame canopy above the platform supported by guideway girders, and concrete and steel frame enclosure structures at concourse level.
Warm Springs Extension / Bay Area Regional Transit
The Warm Springs Extension will add 5.4-miles of new tracks from the existing Fremont Station south to a new station in the Warm Springs district of the City of Fremont. The initial segment will begin on an embankment at the southern end of the existing elevated Fremont BART Station, pass over Walnut Avenue on an aerial structure, and descend into a cut-and-cover subway north of Stevenson Boulevard.
SR-60 | SR – 91 | I-215 Interchange This project included significant road improvements including mixed-flow lanes, carpool lanes, connectors and ramps. Some of the most important elements include the northwest flyover connector, the southeast flyover connector, a truck bypass, four miles of carpool lanes, and eight reconstructed bridges to accommodate widened lanes.
LA Sierra Interchange
This project replaced the La Sierra / SR- 91 interchange with a new 10 lane bridge over the freeway. La Sierra now has three additional lanes in each direction with dual left turn lanes onto the 91 Freeway. The freeway ramps were widened to three lanes.
Avenue 416 / El Monte Widening This 8.6 mile long project extends along a segment of El Monte Way located between Road 56 on the west and Road 80 / Alta Avenue on the east, near Dinuba, California. The project will change the segment into a five-lane section consisting of four through lanes, a continuous two-way left-turn lane, limited on-street parking, and complete ADA compliant facilities for pedestrians and new signalized intersections.
Central Valley SR-99 Corridor Improvements and Realignments This project will accommodate the high-speed rail system between the existing freeway and the Union Pacific Railroad as well as provide improved traffic operations for area communities. The realignments are anticipated to reduce congestion, enhance traffic safety, and open up economic benefits for the surrounding communities that rely heavily on the agriculture industry and the transportation of goods and services.
Road 80 Widening This project is being constructed to improve a 16-mile segment of Road 80 from Avenue 416 in the City of Dinuba to Airport Drive in the City of Visalia. Proposed work includes widening the roadway, improving an interchange, widening an overcrossing, and upgrading drainage. This roadway is used by 10,000 vehicles per day.
SR-180 East Kings Canyon Expressway Project This new expressway will facilitate improved traffic flow within this urban area and continues the extension eastward and serves as the gateway to Kings Canyon / Sequoia National Parks. With completion of the first and second segments, nearly nine miles of the route have been upgraded. The final 4.5 mile segment from Smith Avenue to just east of Frankwood Avenue will be constructed, creating a total of 13.2 miles of new, four-lane expressway.
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Warm Springs Extension (BART) The Warm Springs Extension will add 5.4 miles of new tracks from the existing Fremont Station south to a new station in the Warm Springs district of the City of Fremont. The new Warm Springs Extension alignment will parallel portions of the Union Pacific (UP) railroad corridor which contains the former Western Pacific (WP) and Southern Pacific (SP) railroad tracks, and Interstates 680 and 880 in southern Alameda County.
I-15 / I-215 Devore Interchange Improvements As one of only three routes out of California into neighboring states, this route is a heavy goods movement corridor and recreational gateway to Las Vegas and the Colorado River / Grand Canyon areas in addition to its role as a commuter route. The purpose of this project was to improve mobility and maximize operations through the corridor.
Kraemer Grade Separation This $32.6 million vehicle undercrossing project is part of the Orange County Transportation Authority’s Bridges Program. To accommodate the underpass, the contractor excavated 130,000 cubic yards and build cast-in-place and secant pile retaining walls using 4,000 cubic yards of structural concrete and 31,000 lineal feet of concrete piling. The work also included a new pump station, sound wall, storm lines, and sanitary sewer lines.
Placentia Grade Separation The project consists of lowering the Placentia Avenue roadway under the BNSF tracks to provide a grade separated crossing. Construction of bypass tracks and a temporary detour road are necessary to construct the project, which also includes work at adjoining streets and commercial driveways, and a storm drain pump station. The Placentia Avenue Railroad Grade Separation Project is located between Crowther Avenue and Fender Avenue in the cities of Fullerton and Placentia.
Gerald Desmond Bridge Replacement Replacement of the Gerald Desmond Bridge will increase traffic flow and provide shoulders for emergency as well as bike and pedestrian paths. The new bridge, an iconic design, will change the gateway of the Port of Long Beach. The cable-stayed structure will end at 2,000 feet, with a main span opening across the Port of Long Beach’s back channel of approximately 1,000 feet, tower to tower and approximately 500 foot back-spans between the towers and the approach structures at each end of the bridge.
Mid-Coast Corridor Transit Project
Mid-Coast Corridor Transit Project will extend the rail line out to the UTC Transit Center—a 11-mile corridor addition from the Santa Fe Depot Station in Old Town San Diego. This phase includes nine new stations, some with parking, grade separations, realignment of track within the Caltrans right of way, one cut and cover section, and seven bridge structures, the largest spanning more than 3.9 miles in length.
Bradley A. Moody Memorial Underpass A new roadway undercrossing is being constructed at an existing railroad separation that crosses Marina Bay Parkway between Regatta Boulevard and Meeker Avenue. The new undercrossing is anticipated to increase public safety, minimize or eliminate traffic delays in the area, and allow for increased rail activity and forecasted population growth in the City.
Orangethrope Avenue BNSF Railroad Grade Separation The project consists of constructing a bridge over the BNSF Railroad to replace the existing at-grade crossing. Construction requires a bypass roadway, other bridge crossings, other roadway improvements, retaining walls, utilities and H-piling and CIDH piling foundations.
Valley View Grade Separation
Valley View Avenue is a major regional arterial that is the main access from the I-5 Freeway corridor to the Cities of Santa Fe Springs and La Mirada. The key component of the project was the construction of a three-track, four-span, steel-girder railroad bridge on CIDH piles that allowed for the lowering of Valley View Avenue by twenty-five feet.
Perris Valley Line Commuter Rail Extension
This commuter rail-line is in the county of Riverside, CA. The project involves a 24-mile extension of the existing 512-mile Metrolink commuter rail system. Inspection and testing services were required for earthwork, pavement, concrete mix designs, asphaltic concrete, etc.
Auto Center Drive BNSF Railroad Grade Separation
This project took place in the city of corona. The project consisted of constructing a four-lane bridge overcrossing at Auto Center Drive / BNSF railroad tracks. Construction required a bypass roadway, other roadway improvements, retaining walls, utilities and piling foundations.
Nogales Grade Separation ACE constructed a six-lane roadway underpass and double-track railway bridge to completely grade separate Nogales Street with the railroad (Los Angeles Subdivision) between San Jose Avenue and Gale Avenue/Walnut Drive North. Gale Avenue and Walnut Drive North near Nogales Street was widened to two lanes in each direction to ease a traffic chokepoint.
Construction Laboratory Testing For Metro
This project was done with the Los Angeles County Metropolitan Transportation Authority (Metro). It included various construction projects including: Blue Line Refurbishment, Green Line Paint Repairs, Sound Walls 5 & 7. Various services like soil inspections and concrete inspections were required for these projects.
Pier 27 Cruise Terminal Project This project took place in the Port of San Francisco. It was a complete rehabilitation of existing pier in the San Francisco waterfront. New building will be used as the terminal for large cruise ships making stops in San Francisco. The building has customs area, waiting rooms, boarding facilities, and may also be used for special events such as concerts and exhibits.