Laserfiche WebLink
Terra Vista NW,LLC Operation and Maintenance Procedures • <br /> The following maintenance standards are as described in Volume V, Section 4.6.6, Table 5.3 of the SCDM. <br /> Table V-4.5.2(5) <br /> Maintenance Standards - Catch Basins <br /> Maintenance Component Defect Conditions When Results <br /> Maintenance Is Needed Expected <br /> When <br /> Maintenance <br /> Is Performed <br /> General Trash and Trash or debris which is No Trash or <br /> Debris located immediately debris located <br /> in front of the catch basin immediately in <br /> opening or is front of catch <br /> blocking inletting capacity of basin or on <br /> the basin by grate opening. <br /> more than 10%. <br /> Trash or debris (in the basin) No trash or <br /> that exceeds 60 debris in the <br /> percent of the sump depth as catch basin. <br /> measured from <br /> the bottom of basin to invert <br /> of the lowest <br /> pipe into or out of the basin, <br /> but in no case <br /> less than a minimum of six <br /> inches clearance <br /> from the debris surface to the <br /> invert of the <br /> lowest pipe. <br />