build HSR California
Construction Update
Hard work is paying off at the high-speed rail project sites in the Central Valley.

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  • Crews can be seen placing concrete to form one of the four arches at the Cedar Viaduct in Fresno County. - February 2022
    False
    Crews can be seen placing concrete to form one of the four arches at the Cedar Viaduct in Fresno County. - February 2022
    Crews can be seen placing concrete to form one of the four arches at the Cedar Viaduct in Fresno County. - February 2022
    /projects/cedar_viaduct_15369.aspx
    CP 1: Cedar Viaduct
    False
  • Crews begin to place the first pre-cast concrete girders for the pergola section of the Conejo Viaduct. - February 2022
    False
    Crews begin to place the first pre-cast concrete girders for the pergola section of the Conejo Viaduct. - February 2022
    Crews begin to place the first pre-cast concrete girders for the pergola section of the Conejo Viaduct. - February 2022
    https://buildhsr.com/projects/conejo_avenue_grade_separation_45286.aspx
    CP 2-3: Conejo Avenue
    False
  • The California High-Speed Rail Authority’s November 2021 Construction Update highlights the progress being made on the nation’s first high-speed rail project. With more completed projects and significant advancement on others, there is steady progress across all high-speed rail construction packages from Madera to Wasco. Featured structures include the Road 27 Grade Separation, Cedar Viaduct, Hanford Viaduct, Tule River Viaduct, and the Wasco Viaduct, among others. The Authority currently has 119 miles under construction in the Central Valley within three construction packages. Design-builder contractors Tutor-Perini/Zachry/Parsons, Dragados-Flatiron/Joint Venture, and California Rail Builders together have 35 active construction sites with an average of 1,000 workers dispatched each day. For more information about ongoing construction, visit: www.buildhsr.com
    True
    The California High-Speed Rail Authority’s November 2021 Construction Update highlights the progress being made on the nation’s first high-speed rail project. With more completed projects and significant advancement on others, there is steady progress across all high-speed rail construction packages from Madera to Wasco. Featured structures include the Road 27 Grade Separation, Cedar Viaduct, Hanford Viaduct, Tule River Viaduct, and the Wasco Viaduct, among others. The Authority currently has 119 miles under construction in the Central Valley within three construction packages. Design-builder contractors Tutor-Perini/Zachry/Parsons, Dragados-Flatiron/Joint Venture, and California Rail Builders together have 35 active construction sites with an average of 1,000 workers dispatched each day. For more information about ongoing construction, visit: www.buildhsr.com
    California High-Speed Rail Construction Update - Fall 2021
    The California High-Speed Rail Authority’s November 2021 Construction Update highlights the progress being made on the nation’s first high-speed rail project. With more completed projects and significant advancement on others, there is steady progress across all high-speed rail construction packages from Madera to Wasco. Featured structures include the Road 27 Grade Separation, Cedar Viaduct, Hanford Viaduct, Tule River Viaduct, and the Wasco Viaduct, among others. The Authority currently has 119 miles under construction in the Central Valley within three construction packages. Design-builder contractors Tutor-Perini/Zachry/Parsons, Dragados-Flatiron/Joint Venture, and California Rail Builders together have 35 active construction sites with an average of 1,000 workers dispatched each day. For more information about ongoing construction, visit: www.buildhsr.com
    https://buildhsr.com/construction_update/
    False
  • Wasco Viaduct and Pergola. July 2021
    False
    Wasco Viaduct and Pergola. July 2021
    Wasco Viaduct and Pergola. July 2021
    https://buildhsr.com/projects/wasco_viaduct_44492.aspx
    CP4: Wasco Viaduct
    False
  • Garces Highway Viaduct in Kern County.
    False
    Garces Highway Viaduct in Kern County.
    Garces Highway Viaduct in Kern County.
    https://buildhsr.com/projects/cp_4_geotechnical_drilling_36518.aspx
    CP 4: Garces Highway Viaduct
    Work gets underway on abutments at what will be a high-speed rail crossing over Garces Highway, just outside the town of Wasco in Kern County. - February 2019
    False
  • McCombs Road Bridge. July 2021
    False
    McCombs Road Bridge. July 2021
    McCombs Road Bridge. July 2021
    https://www.buildhsr.com/projects/mccombs_road_grade_separation_93770.aspx
    CP 4: McCombs Road
    False
  • Kimberlina Viaduct in Kern County south of Wasco. July 2021
    False
    Kimberlina Viaduct in Kern County south of Wasco. July 2021
    Kimberlina Viaduct in Kern County south of Wasco. July 2021
    https://buildhsr.com/projects/kimberlina_viaduct_81137.aspx
    CP 4: Kimberlina Road
    False
  • Keith Villagrana and Desrae Ruiz, Ironworkers
    False
    Keith Villagrana and Desrae Ruiz, Ironworkers
    Keith Villagrana and Desrae Ruiz, Ironworkers
    Over 7,000 jobs created building high-speed rail.
    https://hsr.ca.gov/jobs/
    Looking to make a change? Join our team.
    Working on the nation’s first high-speed rail program requires a variety of experts.
    True
  • In anticipation for a full road closure along Elkhorn Avenue, crews conducted road work along the Fowler-Elkhorn bypass. - May 2021
    False
    In anticipation for a full road closure along Elkhorn Avenue, crews conducted road work along the Fowler-Elkhorn bypass. - May 2021
    In anticipation for a full road closure along Elkhorn Avenue, crews conducted road work along the Fowler-Elkhorn bypass. - May 2021
    https://buildhsr.com/projects/elkhorn_avenue_grade_separation_41118.aspx
    CP 2-3: Elkhorn Avenue
    False
  • Hanford Viaduct total length is 6,334 ft. The superstructure consists of 978 California Wide Flange Girders. This is the largest structure, not only on CP2-3, but on the entire project so far. - May 2021
    False
    Hanford Viaduct total length is 6,334 ft. The superstructure consists of 978 California Wide Flange Girders. This is the largest structure, not only on CP2-3, but on the entire project so far. - May 2021
    Hanford Viaduct total length is 6,334 ft. The superstructure consists of 978 California Wide Flange Girders. This is the largest structure, not only on CP2-3, but on the entire project so far. - May 2021
    https://buildhsr.com/projects/hanford_viaduct_45366.aspx
    CP 2-3: Hanford Viaduct
    False
  • At State Route 43 in Fresno County, crews are working on the footings and columns on east side of SR 43 for the future Tied Arch Bridge. - May 2021
    False
    At State Route 43 in Fresno County, crews are working on the footings and columns on east side of SR 43 for the future Tied Arch Bridge. - May 2021
    At State Route 43 in Fresno County, crews are working on the footings and columns on east side of SR 43 for the future Tied Arch Bridge. - May 2021
    https://buildhsr.com/projects/state_route_43_overcrossing_55979.aspx
    CP 2-3: State Route 43 Overcrossing
    False
  • April 2021 drone footage of the Wasco Viaduct. www.BuildHSR.com (Projects) .... OVERVIEW The Wasco Viaduct will take high-speed trains over the existing BNSF freight tracks and will be nearly 2,000 feet long when complete. LOCATION The Wasco Viaduct is located south of the City of Wasco near Jackson Avenue. CURRENTLY The Wasco Viaduct continues to take shape with plenty of work happening across the entire structure. To the north, crews are placing temporary forms for future sound walls that will reach 34-feet high. Close by, crews are placing the bulk head on the end of the section footing in preparation for a concrete pour. Nearly 290 cubic-yards will be needed for the footing. At the pergola section crews continue to tie rebar on the upper edge girders while carpenters are placing forms for the upper edge girder for concrete placement.
    True
    April 2021 drone footage of the Wasco Viaduct. www.BuildHSR.com (Projects) .... OVERVIEW The Wasco Viaduct will take high-speed trains over the existing BNSF freight tracks and will be nearly 2,000 feet long when complete. LOCATION The Wasco Viaduct is located south of the City of Wasco near Jackson Avenue. CURRENTLY The Wasco Viaduct continues to take shape with plenty of work happening across the entire structure. To the north, crews are placing temporary forms for future sound walls that will reach 34-feet high. Close by, crews are placing the bulk head on the end of the section footing in preparation for a concrete pour. Nearly 290 cubic-yards will be needed for the footing. At the pergola section crews continue to tie rebar on the upper edge girders while carpenters are placing forms for the upper edge girder for concrete placement.
    HSR Drone - Wasco Viaduct
    April 2021 drone footage of the Wasco Viaduct. www.BuildHSR.com (Projects) .... OVERVIEW The Wasco Viaduct will take high-speed trains over the existing BNSF freight tracks and will be nearly 2,000 feet long when complete. LOCATION The Wasco Viaduct is located south of the City of Wasco near Jackson Avenue. CURRENTLY The Wasco Viaduct continues to take shape with plenty of work happening across the entire structure. To the north, crews are placing temporary forms for future sound walls that will reach 34-feet high. Close by, crews are placing the bulk head on the end of the section footing in preparation for a concrete pour. Nearly 290 cubic-yards will be needed for the footing. At the pergola section crews continue to tie rebar on the upper edge girders while carpenters are placing forms for the upper edge girder for concrete placement.
    https://buildhsr.com/projects/wasco_viaduct_44492.aspx
    False
  • Flying over the CV in April of 2021. www.BuildHSR.com (Projects) .... OVERVIEW The 2,000 foot Conejo Viaduct will carry high-speed trains over the existing BNSF rail line, Conejo Avenue, and Peach Avenue. LOCATION From Conejo Avenue to Clarkson Avenue, west of State Route 43 in Fresno County CURRENTLY At the northern portion of the Conejo Viaduct in Fresno County, crews continue to place concrete to form the bents and columns of the substructure. To the south, crews continue to erect the column flares, the portion of the column that supports the superstructure. When complete, the 2,000-foot Conejo Viaduct will carry high-speed trains over the BNSF rail line, Conejo and Peach avenues.
    True
    Flying over the CV in April of 2021. www.BuildHSR.com (Projects) .... OVERVIEW The 2,000 foot Conejo Viaduct will carry high-speed trains over the existing BNSF rail line, Conejo Avenue, and Peach Avenue. LOCATION From Conejo Avenue to Clarkson Avenue, west of State Route 43 in Fresno County CURRENTLY At the northern portion of the Conejo Viaduct in Fresno County, crews continue to place concrete to form the bents and columns of the substructure. To the south, crews continue to erect the column flares, the portion of the column that supports the superstructure. When complete, the 2,000-foot Conejo Viaduct will carry high-speed trains over the BNSF rail line, Conejo and Peach avenues.
    HSR Drone - Conejo Viaduct
    Flying over the CV in April of 2021. www.BuildHSR.com (Projects) .... OVERVIEW The 2,000 foot Conejo Viaduct will carry high-speed trains over the existing BNSF rail line, Conejo Avenue, and Peach Avenue. LOCATION From Conejo Avenue to Clarkson Avenue, west of State Route 43 in Fresno County CURRENTLY At the northern portion of the Conejo Viaduct in Fresno County, crews continue to place concrete to form the bents and columns of the substructure. To the south, crews continue to erect the column flares, the portion of the column that supports the superstructure. When complete, the 2,000-foot Conejo Viaduct will carry high-speed trains over the BNSF rail line, Conejo and Peach avenues.
    https://buildhsr.com/projects/conejo_avenue_grade_separation_45286.aspx
    False
  • At Davis Avenue, crews are working on the mechanically stabilized earth (MSE) coping, the portion of the retaining wall that hides the top edge of the facing panels.- May 2021
    False
    At Davis Avenue, crews are working on the mechanically stabilized earth (MSE) coping, the portion of the retaining wall that hides the top edge of the facing panels.- May 2021
    At Davis Avenue, crews are working on the mechanically stabilized earth (MSE) coping, the portion of the retaining wall that hides the top edge of the facing panels.- May 2021
    https://buildhsr.com/projects/davis_avenue_overcrossing_42128.aspx
    CP 2-3: Davis Avenue
    False
  • On the west side of McCombs Road, crews are hauling embankment fill for the future overcrossing. - May 2021
    False
    On the west side of McCombs Road, crews are hauling embankment fill for the future overcrossing. - May 2021
    On the west side of McCombs Road, crews are hauling embankment fill for the future overcrossing. - May 2021
    https://www.buildhsr.com/projects/mccombs_road_grade_separation_93770.aspx
    CP 4: McCombs Road
    False
  • San Joaquin River Viaduct is the Northern Gateway into Fresno. - May 2021
    False
    San Joaquin River Viaduct is the Northern Gateway into Fresno. - May 2021
    San Joaquin River Viaduct is the Northern Gateway into Fresno. - May 2021
    /projects/san_joaquin_river_viaduct_40094.aspx
    CP 1: San Joaquin River Viaduct
    False
  • At Road 27, crews continue to haul embankment on the west side of the structure and approximately 150,000 cubic yards of embankment fill has been hauled to date.
    False
    At Road 27, crews continue to haul embankment on the west side of the structure and approximately 150,000 cubic yards of embankment fill has been hauled to date.
    At Road 27, crews continue to haul embankment on the west side of the structure and approximately 150,000 cubic yards of embankment fill has been hauled to date.
    https://buildhsr.com/projects/road_27_grade_separation_69891.aspx
    CP 1: Road 27 Grade Separation
    False
  • At the Tule River Viaduct in Tulare County, traffic has been rerouted to allow crews to begin substructure work including drilling and setting rebar cages for the future columns of the viaduct. - May 2021
    False
    At the Tule River Viaduct in Tulare County, traffic has been rerouted to allow crews to begin substructure work including drilling and setting rebar cages for the future columns of the viaduct. - May 2021
    At the Tule River Viaduct in Tulare County, traffic has been rerouted to allow crews to begin substructure work including drilling and setting rebar cages for the future columns of the viaduct. - May 2021
    https://buildhsr.com/projects/tule_river_viaduct_99593.aspx
    CP 2-3: Tule River Viaduct
    False
Road Closures & Detour Alerts
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Construction Project Map
Incredible progress continues to be made at the active construction sites for high-speed rail, with two projects nearing completion. Select each of the project images below to learn more.
Cedar Viaduct

Cedar Viaduct
South Fresno

Avenue 12 Grade Separation

Avenue 12 Grade Separation
Madera

Kimberlina Viaduct

Kimberlina Viaduct
Kern County

Tule River Viaduct

Tule River Viaduct
Tulare County

Fresno Trench & State Route 180 Passageway

Fresno Trench & State Route 180 Passageway
Fresno

Davis Avenue Overcrossing

Davis Avenue Overcrossing
Fresno County

Tulare Street Undercrossing

Tulare Street Undercrossing
Fresno

Peterson Road Bridge

Peterson Road Bridge
Kern County

Faces of HSR
Biologists Protect Wildlife During Construction

Biologists Protect Wildlife During Construction

Mesa Biological provides biologists, biological monitors and small mammal trappers to clients. Read More >

Caltrans QuickMap Logo

Use QuickMap to find information on how high-speed rail construction is impacting road travel in your area. You can also find real-time traffic information from across the state, including traffic congestion, lane closures, and chain controls.