SUDAS Standard Specifications - Division 3
| Trench and Trenchless Construction | |
| Table of Contents | |
| Section 3010 | Trench Excavation and Backfill |
| Section 3020 | Trenchless Construction |
| Figures | Autocad | Microstation | ||
| 3010.101 | Trench Bedding and Backfill Zones |  |
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| 3010.102 | Rigid Gravity Pipe Trench Bedding | |
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| 3010.103 | Flexible Gravity Pipe Trench Bedding | |
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| 3010.104 | Pressure Pipe Trench Bedding | |
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| 3010.105 | Miscellaneous Pipe Bedding | |
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| 3010.901 | Sewer Pipe Support Over Existing Utility | |
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| 3010.902 | Reinforced PCC Beam Utility Line Support | |
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| 3010.903 | Flowable Mortar Fill Utility Line Support | |
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*Figures available in pdf, Autocad, and Microstation formats within each division
**If you need a version of the SUDAS Standard Specifications with the dates shown at the bottom of each page, please visit the SUDAS website at www.iowasudas.org.