Transcription of PIPELINE DESIGN MANUAL 2017 - WSSC Water
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PIPELINE DESIGN MANUAL 2017 - WSSC Water
PIPELINE DESIGN MANUAL 2017 washington suburban sanitary commission REGULATION APRIL 19, 2017 2017 1 SUMMARY OF MAJOR CHANGES 2017 PIPELINE DESIGN MANUAL All revisions/changes to this 2017 PIPELINE DESIGN MANUAL is shown with red text. GENERAL SECTION Add Variance (Waivers) Requirements. PART ONE Water DESIGN GUIDELINES Section 2 Pipe Materials and Fittings. Change standard exterior coating of Ductile Iron Pipe to Zinc Coating. Change all Ductile Iron to be Fusion Bond Epoxy Coating. Section 4 Selection of Pipe Material. Revised maximum operating pressure for PVC AWWA C-900 to 130 psi. Add requirements for PVC AWWA C-900 fittings to have anode protection. Added continuity test stations for PVC AWWA C-900 pipe. Added Chart on Determining Type of Pipe Material Section 8 Horizontal Alignment. Revised location of Water pipelines in streets. Add looping Water systems requirements Section 11 Vertical Alignment (Profiles).
Apr 19, 2017 · The Washington Suburban Sanitary Commission's Pipeline Design Manual covers the minimum standard criteria to be followed by Designers and Engineers when preparing plans and/or specifications for the design of water and sewer pipelines for the Washington Suburban Sanitary Commission (WSSC) within the Washington Suburban Sanitary District …
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