The DCA team includes barging specialists. The DCA is developing barge landings as well as rail-served material depots to reduce truck traffic. The plans being developed […]

The tunnel alignment would be constructed more than 120 feet below the ground surface, including foundations of trestle bridges. Prior to the completion of design, geotechnical […]

The data in the presentation was shown for one launch, maintenance or reception shaft site. The launch shafts would be located approximately 15 miles from the […]

Currently, DCA is considering construction of railyards adjacent to the railroad tracks at locations along the Interstate 5 corridor. Materials would be moved on conveyors and/or […]

The environmental impact analysis for Delta Conveyance will include evaluation of road traffic on operable bridges to allow for barge traffic. This comment is related to […]

All data related to barge and rail trips presented to the Stakeholder Engagement Committee have been described as “round trips.” Future presentations will include the specific […]

The estimated amount of sediment to be removed at the intakes will be calculated following the completion of the EIR operational modeling. When the sediment volumes […]

There will be multiple TBMs on the project, and they are all expected to use a pressurized face method of excavation (i.e., earth pressure balance and/or […]

MSHA has jurisdiction over mines (i.e., places where minerals are extracted) and related facilities. This does not include water conveyance tunnels (MSHA Program Policy Manual, Section […]