20140957 Ver 1_11_Appendix_E_Figure1_ConstructionSequence_20170227

1. Survey and Staking 8. Field Bending Pipe
2. Tree Removal 9. Line -Up, Initial Weld
3. Clearing 10. Fill & Cap, Final Weld
4. ROW Topsoil Stripping and 11. As -Built Footage
Front -End Grading
12. X -Ray Inspection, Weld Repair
5. Restaking Centerline of Trench
13. Coating Field Welds
6a. Trenching (wheel ditcher)
14. Inspection & Repair of Coating
6b. Trenching (backhoe)
15. Lowering Pipe into Trench
6c. Trenching (rock)
7. Stringing Pipe 16. As -Built Survey
17. Pad, Backfill, Rough Grade
18. Hydrostatic Testing, Final Tie-in
FAi 19. Replace Topsoil, Final Clean -
Up, Full Restoration
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Atlantic Coast Pipeline and Supply Header Project
�1� Typical Pipeline Construction Sequence
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an ERM Group company
K:\_CLIENT PROJECTS\D-F\DOM\ACP\TYPICAL CONSTRUCTION\TYP_CON SEQUENCE.VSD, Date: 10/15/2014, REVISED: 8/5/2015 DRAWN BY: McGregor
Figure D-1