| STD-300A (PDF) | Sanitary Sewer Manhole Cover | Jan. 8, 2007 |
| STD-300B (PDF) | Storm Sewer Manhole Cover | Jan. 8, 2007 |
| STD-300C (PDF) | Drywell or Sump Cover | Jan. 8, 2007 |
| STD-300D (PDF) | Standard Manhole Ring and Dustpan | Jan. 8, 2007 |
| STD-301-1 (PDF) | Sanitary and Storm Sewer Manholes - Page 1 of 4 | Jan. 10, 2007 |
| STD-301-2 (PDF) | Sanitary and Storm Sewer Manholes - Page 2 of 4 | Jan. 10, 2007 |
| STD-301-3 (PDF) | Sanitary and Storm Sewer Manholes - Page 3 of 4 | Jan. 10, 2007 |
| STD-301-4 (PDF) | Sanitary and Storm Sewer Manholes - Page 4 of 4 | Jan. 10, 2007 |
| STD-302 (PDF) | Standard 8' Precast Sump | March 12, 2004 |
| STD-303 (PDF) | Sewer Cleanout | March 2004 |
| STD-304 | See STD-601 (PDF) | N/A
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| STD-305 | See STD-602 (PDF) | N/A
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| STD-306 (PDF) | Precast Concrete Lid | Feb. 29, 1996 |
| STD-307 (PDF) | Standard Sewer Service Line | March 2016 |
| STD-308 (PDF) | Protective Road Box for Sewer and Water | March 2004 |
| STD-309 (PDF) | Sanitary Sewer Service and Main Lines, Insulation Requirements | February 1996 |
| STD-310 (PDF) | Abandoned Water Lines | Feb. 28, 1996 |
| STD-311 (PDF) | Abandoned Sewer Lines | Feb. 28, 1996 |
| STD-312 (PDF) | Water Service Detail | Feb. 29, 1996 |
| STD-313 (PDF) | Oil and Sand Separator | Feb. 29, 1996 |
| STD-314 (PDF) | Grease and/or Garbage Interceptor | March 1996 |
| STD-315 | See STD-603 (PDF) |
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| STD-316 (PDF) | Standard STEP Sewer Detail | June 2, 2005 |
| STD-317 (PDF) | Manhold Ring and Double Lid | November 1997 |
| STD-318 (PDF) | 5" x 23" Manhole Ring, Cover, and Slotted Cover | November 1997 |
| STD-319 | See STD-300D (PDF) |
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| STD-320 (PDF) | External Ejector Pump Standard | December 1997 |
| STD-321 (PDF) | Typical Force Main Cleanout Detail | January 1998 |
| STD-322 (PDF) | Riser Assembly | Feb. 25, 2003 |
| STD-323 (PDF) | Standard Sewer Lift Station | November 2003 |
| STD-324 (PDF) | Force Main to Gravity Sewer Manhold Piping Detail | April 13, 2001 |
| STD-325 (PDF) | Sewer and Water Service in the Same Trench | Feb. 4, 2003 |
| STD-326 (PDF) | Clear Zone Manhole Requirements | March 25, 2004 |