GOGA 222626 Rehabilitate Torpedo Wharf Phase I

Background
The project is Phase I of a larger project that will rehabilitate the deteriorated superstructure (piles, pile caps and structural deck) and surface pavement and includes rehabilitating the existing fendering and bullrails; adding new safety railings and rescue ladders; and installing reinforcement and protective coating to the under deck of the trestle/approach/wharf for Torpedo Wharf, located at Crissy Field, Golden Gate National Recreation Area. The structure is of an historic nature.

Work Details
The work of Phase I (this project) includes concrete underdeck rehabilitation to the deck and pile cabs between the shore and eighth abutment; removal of existing asphalt surface for the entire wharf; rehabilitation of the concrete top deck and curb for the entire wharf; replacement of the approach trestle construction joints; replacement of the wharf bullrail; installation of guardrailing and ladders; resurfacing of the deck of the entire wharf; and site restoration as necessary.

Period of Performance
The anticipated period of performance is 240 calendar days including any potential weather shutdown. There are seasonal/other shutdowns mandated through the construction season. Winter construction may be required.

Place of Performance
The project is located at Golden Gate National Recreation Area, San Francisco, California. The surrounding area is urban with limited staging located adjacent to the project site. The construction site is within one (1) mile from nearest suppliers and lodging facilities.