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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  • As of Oct. 2022, more than 130 girders have been placed across 15 spans of columns at the Hanford Viaduct. - Oct. 2022
    False
    As of Oct. 2022, more than 130 girders have been placed across 15 spans of columns at the Hanford Viaduct. - Oct. 2022
    As of Oct. 2022, more than 130 girders have been placed across 15 spans of columns at the Hanford Viaduct. - Oct. 2022
    https://buildhsr.com/projects/hanford_viaduct_45366.aspx
    CP 2-3: Hanford Viaduct
    False
  • Crews have placed 246 of the needed 248 pre-cast concrete girders for the pergola section of the Conejo Viaduct. - Sept. 2022
    False
    Crews have placed 246 of the needed 248 pre-cast concrete girders for the pergola section of the Conejo Viaduct. - Sept. 2022
    Crews have placed 246 of the needed 248 pre-cast concrete girders for the pergola section of the Conejo Viaduct. - Sept. 2022
    https://buildhsr.com/projects/conejo_avenue_grade_separation_45286.aspx
    CP 2-3: Conejo Avenue
    False
  • In August, crews began placing pre-cast concrete girders for the superstructure of the Hanford Viaduct. - Sept. 2022
    False
    In August, crews began placing pre-cast concrete girders for the superstructure of the Hanford Viaduct. - Sept. 2022
    In August, crews began placing pre-cast concrete girders for the superstructure of the Hanford Viaduct. - Sept. 2022
    https://buildhsr.com/projects/hanford_viaduct_45366.aspx
    CP 2-3: Hanford Viaduct
    False
  • On Sept. 15, 2022, the Jackson Avenue Grade Separation opened to traffic in Kings County. - Sept. 2022
    False
    On Sept. 15, 2022, the Jackson Avenue Grade Separation opened to traffic in Kings County. - Sept. 2022
    On Sept. 15, 2022, the Jackson Avenue Grade Separation opened to traffic in Kings County. - Sept. 2022
    CP 2-3: Jackson Avenue
    False
  • In August 2022, the Authority announced the Avenue 15 1/2 Grade Separation in Madera County is open to traffic. - August 2022
    False
    In August 2022, the Authority announced the Avenue 15 1/2 Grade Separation in Madera County is open to traffic. - August 2022
    In August 2022, the Authority announced the Avenue 15 1/2 Grade Separation in Madera County is open to traffic. - August 2022
    CP 1: Avenue 15 1/2 Grade Separation
    False
  • Crews have installed all 15 girders needed for the superstructure of the Merced Avenue Grade Separation. - July 2022
    False
    Crews have installed all 15 girders needed for the superstructure of the Merced Avenue Grade Separation. - July 2022
    Crews have installed all 15 girders needed for the superstructure of the Merced Avenue Grade Separation. - July 2022
    CP 4: Merced Avenue
    False
  • Crews are tying rebar to form the deck on the northern and southern portions of the pergola at the Wasco Viaduct. - June 2022
    False
    Crews are tying rebar to form the deck on the northern and southern portions of the pergola at the Wasco Viaduct. - June 2022
    Crews are tying rebar to form the deck on the northern and southern portions of the pergola at the Wasco Viaduct. - June 2022
    https://buildhsr.com/projects/wasco_viaduct_44492.aspx
    CP4: Wasco Viaduct
    False
  • All 360 pre-cast concrete deck panels have been installed at the McCombs Road Grade Separation - June 2022
    False
    All 360 pre-cast concrete deck panels have been installed at the McCombs Road Grade Separation - June 2022
    All 360 pre-cast concrete deck panels have been installed at the McCombs Road Grade Separation - June 2022
    https://www.buildhsr.com/projects/mccombs_road_grade_separation_93770.aspx
    CP 4: McCombs Road
    False
  • As of Spring 2022, 32 of the 75 columns of needed for the Tule River Viaduct are now complete. - March 2022
    False
    As of Spring 2022, 32 of the 75 columns of needed for the Tule River Viaduct are now complete. - March 2022
    As of Spring 2022, 32 of the 75 columns of needed for the Tule River Viaduct are now complete. - March 2022
    https://buildhsr.com/projects/tule_river_viaduct_99593.aspx
    CP 2-3: Tule River Viaduct
    False
  • 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
  • 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
  • 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
  • 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
  • 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
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.
Wasco Viaduct

Wasco Viaduct
Kern County

Hanford Viaduct

Hanford Viaduct
Kings County

Fresno Trench & State Route 180 Passageway

Fresno Trench & State Route 180 Passageway
Fresno

Cedar Viaduct

Cedar Viaduct
South Fresno

Tulare Street Undercrossing

Tulare Street Undercrossing
Fresno

Conejo Viaduct

Conejo Viaduct
Fresno County

Avenue 12 Grade Separation

Avenue 12 Grade Separation
Madera

McCombs Road Grade Separation

McCombs Road Grade Separation
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.