Standard Plans & Specifications 

The “City of Napa Standard Specifications and Standard Plans” (City Standards) is a document that provides a summary and guide to key elements of the regulations and policies governing the design and construction of public improvements within the City of Napa.

The City of Napa requires design engineers, developers, and contractors to comply with the City Standards for projects within the City right-of-way and for City maintained facilities within easements. City Standards are intended to create uniformity of constructed infrastructure. Standardization of constructed facilities provides the City with the best value by minimizing long-term maintenance and operational costs.

AS OF OCTOBER 2021, THE 2018 CITY STANDARDS HAVE BEEN REVISED. OCTOBER 2021 REVISED CITY STANDARDS SHALL BECOME EFFECTIVE JANUARY 1, 2022. CITY STANDARDS DATED OCTOBER 2018 WILL NOT BE SUPPORTED AFTER DECEMBER 31, 2021.

STANDARD SPECIFICATIONS

The Standard Specifications are organized by the following sections: 1. General Provisions, 2. Drainage Standards, 3. Street Standards, 4. Landscaping Standards, 5. Water Distribution System Provisions, 6. Signals, Lighting, and Electrical Systems, and 7. Solid Waste, Recyclable Materials & Compostable. Sections 6 and 7 are new sections in the 2022 Standard Specifications update.

STANDARD PLANS

The 2022 Standard Plans have been reorganized to follow the chronology of the Standard Specifications as follow: Drainage, Stormwater Quality, Streets, Fire, Parks and Landscaping, Street Trees, Water, Electrical, and Solid Waste and Recyclable.