b'LT ENGINEERINGCATALOGSample WellsParkUSA sample wells are available in two construction materials:Concrete: pre-cast class 1 concrete with design strength of 4500 PSI at 28 days. Unit is of monolithic construction at floor and first stage of wall with sectional riser to required depth.HDPE: high density polyethylene construction. Low maintenance, easy installation and acidic resistance conforms the main features of this sample well model.Furthermore, specific design consideration is to be followed in a sample well construction, they state that: Sample well must be installed under a separate plumbing permit. Use 15-inch T&G RCP for installation, 6 feet deepand less. Use 24-inch T&G RCP for installation greater than6 feet deep. Sampling well must be set in a circular or square concrete pad (one foot greater than outsidediameter of pipe). Inside installation not permitted where outside installation is possible. Installation inside building must be poured in place,no concrete pipe is permitted. Lawn installation must be 4 inches above finished grade. Drive and sidewalk installation must be brought to finished grade. To be installed on private property, in an accessible location to city personnel.364 INFO@PARKUSA.COM|888-611-7275|WWW.PARKUSA.COM'