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Engineering Standards

Following are the standard plans and specifications for water and sewer aspects of construction projects in the City of Corona. All standards are provided in Adobe Acrobat (pdf) format and require the free Adobe Reader.

You can also download the engineering standards and appendices individually:

Standard Description Date
  Table of Contents March 2014
301 Sewer Lateral on New Sewer 10/17/16
302 Standard Manhole 10/17/16
303 Drop Manhole 10/17/16
304 Sewer Lateral Connection on Existing Sewer 07/07/16
307 Sewer Lateral Terminal Cleanout 07/07/16
308 Sewer Pipe Bedding and Trench Details 07/07/16
309 Steel Casing for Sewer Pipe 07/07/16
310 Concrete Slope Anchors 07/07/16
401 Concrete Thrust Block Details 11/26/12
402 Steel Casing for Waterpipe 11/26/12
404 Water Sample Station 11/26/12
405 Guard Post Details 11/26/12
406 Water Pipe Bedding and Trench Details 11/26/12
407 Potable Water Line Crossing Under Existing Utility 11/26/12
407R Reclaimed Water Line Crossing Under Existing Utility 11/26/12
408 1" Water Service Connection Detail With Fire Sprinkler Service 09/17/14
409 1-1/2" and 2" Water Service Connection Detail with Fire Sprinkler Service 05/06/14
410 Pressure Regulating Station 11/26/12
412 Fire Hydrant Installation 3/10/14
412R Reclaimed Water Fire Hydrant Installation 05/06/12
413 1" or 2" Combination Air and Vacuum Release 09/18/14
413R 1" or 2" Reclaimed Water Combination Air and Vacuum Release 09/18/14
414 1" Water Service Connection Detail Without Fire Sprinkler Service 05/06/14
414R 1" Reclaimed Water Service Connection Detail 05/06/14
415 1-1/2" and 2" Water Service Connection Detail Without Fire Sprinkler 05/06/14
415R 1-1/2" and 2" Reclaimed Water Service Connection Detail 05/06/14
416 6" Fire Hydrant Blow-off Assembly 11/26/12
416R 6" Reclaimed Water Fire Hydrant Blow-off Assembly 11/26/12
417 Double Detector Check Assembly 11/26/12
418 Adjustable Pipe Support 11/26/12
419 Pipeline Separation Requirements 11/26/12
420 Resilient Wedge Gate Valve Installation 11/26/12
421 Cut-in Tee 04/22/14
422 Valve Box and Valve Stem Extension 11/26/12
426 Compound Flow Meter With Bypass 11/26/12
428 Reduced Pressure Principle Backflow Assembly 11/26/12
450 Two Wire Test Station 3/10/14
451 Four Wire Test Station 3/10/14
452 Casing Test Station 3/10/14
453 Insular Test Station 3/10/14
454 Test Pedstal and Wiring 3/10/14
455 Test Station Locations in Street Right-of-Way 11/26/12
456 Alumino-Thermic (CAD) Welding and Pin Brazing 11/26/12
457 Bonding for Pipe Joints and Fittings 11/26/12
458 Insulating Joint 11/26/12
Appendix A Approved List of Materials for Water Facilities 12/12
Appendix B Approved Backflow Prevention Devices 12/12