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The Engineering Division of Public Works assists in the planning, design and management of the Town’s public infrastructure, which includes streets, storm drainage and sewer and water conveyance systems. This includes:

·        Project Management, of the Town’s infrastructure Capital Improvement Program 

·        Land Development, including subdivision and parcel map review;

·        Site Development, including encroachment permits and grading permits; and

·        NPDES Compliance, for public and private projects

Grading Permits

A grading permit is required for grading on a lot having a slope greater than 15% or if material is imported or removed from the property. Applications for grading permits should be accompanied by three (3) sets of plans prepared by a registered Civil Engineer. Grading permit applications should be submitted to the Building Department, 1600 Floribunda Ave, Hillsborough, CA 94010.

Standard Details

The Town adopted its standard details for Water, Sanitary Sewer, Storm Drain and Street construction projects in July of 2013 and updates them from time to time. Links to each section of the Town’s most recent Standard Details document are provided below:

Table of Contents


Sanitary Sewer


Encroachment Permit Forms and Handouts

Application for Encroachment Permit

Slurry Fee Handout (HMC 12.04.130 Street Preservation

Handouts and Forms

Guide to Creek and Wetland Project Permitting

Change of Address Form

Hours and Phone Number

Engineers are available via telephone:  Public Works general line: (650) 375-7444.

Permit applications are accepted at Town Hall, 8:00am to 5:00pm Monday through Thursday and 8:00am to 12:00 noon on Fridays.

City Engineer
Paul Willis, P.E., QSD/QSP

The Town of Hillsborough 1600 Floribunda Avenue, Hillsborough, CA 94010 (650) 375-7400
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