Method Of Statement For Structural Excavation & Backfilling
Excavation and Backfilling for Culverts, Storm Sewers and Ducts Precast concrete and steel pipe culverts and pipe ducts will be installed in trenches cut into previously constructed and compacted embankment either from the subgrade or from an embankment height at least twice the nominal diameter of the pipe. Unless otherwise noted on the drawings, trenches… Read More »