ENVIRONMENTAL ENGINEERING 

DRAINAGE AND STORMWATER SYSTEMS DESIGN

 

 

 

Aaron Swan and Associates has prepared Erosion Control Plans for all of their recent projects. Each Tribe or group of Tribes have USEPA National Pollutant Discharge Elimination System (NPDES) General Permits for  Storm Water Discharge from Construction Sites. Notice of Intent and Notice of Termination are available in Electronic Format on the USEPA web site must be filed for any construction project over five-acres. ASA regularly completes this information on line for their clients. 

Aaron Swan and Associates design personnel have all been trained and are certified as having completed the 2008 SDDENR Storm Water Regulation Workshop. 

In addition to the Erosion Control Plan, SWPPP Aaron Swan and Associates routinely prepares Traffic Control Plans for projects constructed on reservations. 

 

Representative Project

Mni Wiconi Core Pipeline  
Western South Dakota
Client:  Oglala Sioux Tribe

The Mni Wiconi Pipeline consists of: water treatment plant, several water storage reservoirs both ground and elevated, several pumpstations, river crossings both buried and bridge structure, and approximately 400 miles of mostly 26-inch diameter welded steel water transmission pipeline with some minor PVC branch transmission pipelines. 

Aaron Swan and Associates (ASA) has provided the surveying, construction field engineering and material testing services on Phases I, II, III, IV, V, VI, and XII. 

In addition to the surveying services ASA is providing the "Field Engineering" which consists of preparing the USEPA and SDDENR surface water discharge permit, erosion control plans, traffic control plans and material testing.