Saw to a depth and length that allows the center of the dowel to be placed at mid-depth in the pavement slab. Saw slots parallel to each other and to the centerline of the roadway with a maximum tolerance of 1â4-inch per 12 inches of dowel bar length.omplete installation of retrofit dowels, with dowel bars and backfill placed prior to reopening the lane to public traffic. Place silicone at all joints and cracks followed by the dowel bar assemblies in each slot. Following that, place patching material and then consolidate and finish patching material.
fÄ«sa. 1  nominative feminine singular of. 2  nominative neuter plural of. 3  accusative neuter plural of.  vocative feminine singular 1  of. vocative neuter plural  of.
FISA - an act passed by Congress in 1978 to establish procedures for requesting judicial authorization for foreign intelligence surveillance and to create the Foreign Intelligence Surveillance Court; intended to increase United States counterintelligence; separate from ordinary law enforcement surveillance