A bill to modify the project for navigation in Santa Cruz Harbor, Santa Cruz, California, relating to operation and maintenance of the sand bypassing facility, and for other purposes.

Modifies the navigation project for Santa Cruz Harbor, California, to allocate to the United States the total costs of operating and maintaining the sand by-passing facility.

Authorizes the Secretary of the Army, acting through the Chief of Engineers, to construct an impermeable core within the existing jetties at such harbor, and to undertake such maintenance dredging outside the boundaries of the authorized project as may be necessary to prevent or mitigate shoaling, surge, and related problems in the harbor.