Setting a prefabricated FRP manhole riser on 48″ sanitary sewer main.
Trench excavation (25-30 feet deep) for installation of 36″ sanitary sewer main.
48″ diameter fiberglass reinforced pipe stockpile.
Parshall flume meter station inspection at manufacturing plant.
Role call for workers inside/outside of access pit for pipe installation by OTOC under creek.
Access pit for hand-dig tunnel under creek crossing for installation of 48″ sanitary sewer by OTOC.