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Construction/Development Projects
CITY PROJECTS
Current
Capital Improvement Projects (2020/21) digital map
Pending
Diamond Bar Boulevard Streetscape Project
Heritage Park and Sunset Crossing Neighborhood Park Projects
Proposed
Canyon Loop Trail Improvement Project
Completed
Sycamore Canyon Trailhead Repair Project
Residential Roadway Maintenance Project - Area 7 slurry seal
COUNTY CONSTRUCTION PROJECTS
Current
Diamond Bar Golf Course Renovation Project
FREEWAY/ROADWAY PROJECTS
Current
SR-57 (Orange) and SR-60 (Pomona) Confluence Project
Grand Avenue and Golden Springs Drive Improvement Project
SR-57 Pavement Rehabilitation Project
Completed
Lemon Avenue / SR-60 Interchange
PRIVATE DEVELOPMENT PROJECTS
Proposed
PL2015253 - New Home on 1111 Diamond Bar Boulevard
Current
Brea Canyon Business Park Project
View digital map for more commercial projects
(note, these projects may be on hold pending permits or project approvals)
Inactive
Millennium Development (TR 53430)
Contact Us
Public Works
Email
Phone: (909) 839-7040
Community Development
Email
Phone: (909) 839-7030
Parks & Recreation
Email
Phone: (909) 839-7070
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