The Department of the Army, U.S. Army Corps of Engineers, Jacksonville District, has a requirement for Rio Puerto Nuevo Flood Control Project, Supplemental Contract 3: Channel Bottom and Wall Improvements, San Juan, Puerto Rico.

N/A

• The work for the Rio Puerto Nuevo Supplemental Contract 3 includes the widening and deepening of the existing channel for flood control purposes by constructing two drilled shaft walls and dredging to the required depth. Each wall is approximately 5200 feet long with exposed heights ranging from 24 feet to 31 feet and will be tied together with a cap beam. Construction of the walls will require temporary sheet piling to maintain a minimum flow area for flood events. This contract also includes a tie-in structure at the Josefina Confluence, a transition the existing river upstream, and a transition to an existing project at the downstream outlet. Other work includes sanitary sewer, water, and electrical utility relocations, as well as implementation of new stormwater inlets for drainage across the wall into the channel.