The project alignment is located in the west-central portion San Diego County west of Interstate 5 along the Carlsbad Beach area in the City of Carlsbad (Figure 1). The project alignment is located along and just east of Carlsbad Boulevard (S-21), south of Island Way, and north of the mouth of Batiquitos Lagoon. The project consists of a linear alignment (Alternate 1) and two alternative segments (Alternative 2 and Alternative 3). The project is located in Sections 20, 29, and 32 in Township 12 South, Range 4 West. The project area is shown on the Encinitas USGS 7.5' Quadrangle (Figure 2).
Air Resources BoardAir Resources Board, Transportation ProjectsCalifornia Coastal CommissionCalifornia Department of Parks and RecreationCalifornia Highway PatrolCalifornia Public Utilities CommissionCaltrans, District 11Caltrans, Division of Transportation PlanningDepartment of Fish and Wildlife, Region 5Department of Water ResourcesNative American Heritage CommissionOffice of Emergency Services, CaliforniaRegional Water Quality Control Board, Region 9Resources Agency