Capital Improvement Program (CIP)

The Capital Improvement Program (CIP)/Field Services Division of the Engineering Department has the primary responsibility for streets, sidewalks, storm drain, utility relocation, and grade separation improvement projects throughout the City. The division provides the planning, design, surveying, bidding, construction inspection, and project management functions for City-sponsored CIP projects.

The division staff is dedicated to delivering projects for the benefit of all the citizens of Ontario. Our mission statement is: “To plan, design, and manage construction projects that provide lasting value to the community.”

The work includes the following:

  • maintaining over 1,200 lane miles of pavement within the City in conjunction with the City of Ontario Municipal Utilities Agency;
  • rehabilitating existing street pavements, sidewalks, handicap ramps, curb and gutter, and related appurtenances throughout the City;
  • repairing or constructing storm drain improvements at various locations throughout the City;
  • providing engineering contract management and field services support all construction work with the Public Right-of-Way.

Projects Advertised for Bid 


Before Improvements

After Improvements

Before Improvements After Improvements
CalRecycle Grant Program

City of Ontario Projects Funded in Part by CalRecycle


The City of Ontario Pavement Rehabilitation projects uses Asphalt Rubber Hot Mix (ARHM).

ARHM provides for longer street life in addition to utilizing recycled tires, which will help keep

discarded tires out of our streams and landfills.


City Asphalt Rubber Hot Mix Usage:

FY 2012/13 - 68,264 tires recycled

FY 2013/14 - 39,930 tires recycled

FY 2014/15 - 33,864 tires recycled

FY 2015/16 - 58,632 tires recycled

FY 2016/17 - 81,027 tires recycled

FY 2017/18 - 81,027 tires recycled

FY 2018/19 - 55,896 tires recycled

I-10 Grove Interchange and Corridor

Downloadable Files


Downloadable Files

Downloadable Files