Transportation

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Whiskey Slide & Schaad Road Bridges

Working with a local engineering firm, HELIX is conducting environmental compliance studies in support of...

SR-11 & Otay Mesa East Port of Entry Program

HELIX provided environmental consulting services to evaluate the general alignment locations for State Route (SR-)...

LOSSAN Rail Corridor Double Track Projects

HELIX Environmental Planning (HELIX) has provided environmental services for several SANDAG Los Angeles-San Diego-San Luis...

SR-76 Improvement Project

HELIX Environmental Planning (HELIX) is in the second phase of construction monitoring for the SR-76 East Segment road improvements project

Ted Williams Parkway Pedestrian Overcrossing at Shoal Creek Drive

HELIX Environmental Planning (HELIX) prepared technical studies and provided CEQA/NEPA, sustainable landscape design, and visual simulation services to the City

University Avenue Mobility Plan

HELIX prepared an Environmental Impact Report (EIR), prepared and managed preparation of supporting technical studies, and provided support for a NEPA

SANDAG As-Needed Environmental Services

HELIX Environmental Planning (HELIX) has served as a subconsultant on 15 as-needed San Diego Association of Governments (SANDAG) contracts over

Calaveras County On-Call Environmental Services

HELIX Environmental Planning (HELIX) was selected by the Calaveras County Public Works Department to be an on-call environmental consultant, with

Union City BART Specific Plan

HELIX Environmental Planning (HELIX) is providing technical study and CEQA consultation services for the approximately 25-acre Union City Bay Area

Westside Infill Transit Oriented Development Project

HELIX Environmental Planning (HELIX) conducted technical analysis focused on mobile-source greenhouse gas (GHG) emissions for an infill development project proposed

City of San Diego Bicycle Master Plan Update PEIR

HELIX Environmental Planning prepared a Programmatic Environmental Impact Report (PEIR) for an update to the City of San Diego’s existing

Bayshore Bikeway

HELIX Environmental Planning has provided environmental services for five segments of the Bayshore Bikeway, a regional bicycle corridor that will

California High Speed Rail

HELIX Environmental Planning has prepared desktop environmental constraint analyses for segments of 16 potential high speed rail alignment corridors extending between

Caltrans District 11 On-Call Environmental Services

HELIX was awarded a three-year multi-disciplinary contract with Caltrans District 11 to provide environmental, biological, and cultural resources services, with

LOSSAN Rail Corridor Double Track Projects

HELIX Environmental Planning (HELIX) has provided environmental services for several SANDAG Los Angeles-San Diego-San Luis Obispo (LOSSAN) Double Track projects.