1. Bare Ground Herbicide Application a) Treatment Under Guardrails: Apply (spray) herbicide materials, as provided by the Department, in front of and under guardrail segments as the bare ground treatment. Apply (spray) the herbicide materials to the guardrail areas along the right shoulder of the roadway and along the right shoulder of the ramps of interchanges. Apply the herbicide materials to the area beginning at the edge of pavement (white edge-line) and continuing underneath the guardrail to the edge of the turf or to a point up to a maximum of two (2) feet past the guardrail posts. Spray woody vegetation that is 3 feet in height and below. (See Drawing – Figure 3). Apply (spray) herbicide materials to the guardrail areas that have a crushed stone or sealed crushed stone base along the left (median) shoulder of the roadway and along the left shoulder of the ramps of interchanges. Apply (spray) the herbicide materials to the area beginning at the painted, yellow edge-line and continuing underneath the guardrail to the edge of the turf or to a point up to a maximum of two (2) feet past the guardrail posts. (See Drawing – Figure 3).
