DCS Solutions: Don Jackson Chen Kiat Yong Sarah Doyle Constructed Wetland Design at Sipaulovi Village DCS Solutions: Don Jackson Chen Kiat Yong Sarah Doyle
Objective To design a wastewater collection and treatment facility for the village of Sipaulovi, which meets the regulations provided by Indian Health Service. This system must be able to incorporate the existing sewers, and create a central sewer system for the village, which will be easily incorporated into any new development within the village.
DCS Solutions: Who Are We? Don Jackson – Team Leader Main client contact Survey team leader Grading experience Chen Kiat Yong Main design research Permitting & regulations Sarah Doyle Main drafter Deliverable editing *All team members will be involved in the development of the final design and supporting calculations
Experience
External Consultants John Mead Paul Gremillion, P.E. Main technical advisor Wastewater Technical Specialist Institute for Tribal Environmental Professionals Paul Gremillion, P.E. N.A.U Professor Civil & Environmental Department Christine Laguna, P.E. Civil Engineer Grading & Drainage Specialist CAD advisor Jason Nieto Certified Plant Operator Sipaulovi lagoons Main consultant for existing procedures, and feasibility Erika Schoen, E.I.T. Environmental Engineer Indian Health Service Carl Seweyestewa Land Information Systems Surveyor
Introduction Problems with current system Future growth – population may double Odors from existing facility No central sewer system
Proposed site Sipaulovi Village
Aerial photo
What Does The Client Want? Prefers constructed wetland design Wants to reuse effluent for non-edible crops (gourds, livestock fodder, etc…) Trees Would like to attract birds and other wildlife
The Ideal Design: Cost effective Treatment Effluent disposal Low maintenance Treatment Bar screen Flow meter Flow equalization/settling tank AIWPS Effluent disposal Constructed wetland No discharge
Engineering Cost Estimate
Plans for the Future: Site survey Research – permits & effluent re-use Alternative designs Is a CW feasible? I.H.S. approval Estimate cost of construction
QUESTIONS???