Nucla Gravity Flow System Final Report

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. . I.;' . PRELIMlNARY CONSTRUCTION STEP 1.. Ifroute crosses private property, sectD"e easements before starting construction. This cost us in survey expense and negotiating settlements with affected property owners. STEP 2. Pick a proposed route that services most customers or larger conswnefB. (i.e.: school fields, town parks) This will help size mains. STEP 3. Locate utilities along proposed route, this may dictate which side of road or alley to follow. STEP 4. After route is chosen, dig test holes along route to see what type material will be encomrtered (i.e.: rock, Boil, water). This will help in knowing ifblasting, breaking and backfill quantities are going to be excessive or costly or time . . coll8UDl1.Dg; CONSTRUCTION STEP 1. The town started with as. C.S. designed Head Gate BIld Box with screen. This box cost approximately $3,200.00 excavated and installed From this point we followed designed plan.. STEP 2. Hook to box and install 6" vent our particular application ,also 45 degrees at this point and called for thrust block STEP 3. We ran approximately 140' and 45 degrees again to get straightnm. Pipe being bwied approximately 30" deep. STEP 4. Encomrtered large ledge with approximately 6' drop, called designer, double 45 degrees with mega-lugs to avoid thrust block. Added air vac station here. STEP 5. Made 1st. intocsection - 4th. & alley at Main. This was comer for High School Athletic Field Approximately 92' drop in elevation from intersection to Athletic Field Set 6" valve & box, air vac. ran to bottom ofhill approximately 400'. set automatic drain, tapped customers as we went, 1" saddles, corps and curb valves. Used 1" type K for services. Ran to top of hill and set another airvac at