Grillages are used to attach helical piles to structure bases or tower legs. Grillages can be designed to fit various possible combinations of piles and structure designs. Please contact factory for additional information about specific projects.FEATURES & BENEFITS Pre-engineered, power-installed Lower project costs No advance sitepreparation, excavation or concrete requiredInstall and set tower in all types of weatherRemoves the need to excavate the soilGrillage assembly available for 3-12 helical pilesNon-shrink grout to fill void between helical pile and grillage hollow structural steel rillage intended to be used with 3.5” and 4.5” diameter helical pipe piles.