An irrigation main or lateral line is housed within a conduit sleeve installed beneath a new pavement section and aggregate base layer. The trench requires a minimum width of twenty-one inches to allow for compaction of backfill to ninety-five percent density. A minimum depth of eighteen inches is maintained from the bottom of the aggregate base to the underside of the trench.
IRRIGATION MAIN/LATERAL LINE 21" MINIMUM CONDUIT SLEEVE TRENCH WIDTH 21" MINIMUM TO ALLOW FOR COMPACTION TO 95% BACKFILL AGGREGATE BASE NEW PAVEMENT SECTION 18" MINIMUM
Members view this detail in full resolution, download the CAD files (SVG, PDF), and can adapt it in the built-in CAD editor — export DXF, DWG, or PDF.
Start membership