Specifications include, but are not limited to: WEED CONTROL/SPRAYING TO COUNTY CONCRETE MEDIANS & GUARD RAILS 1. Spraying will be done three (3) times per growing season: a. FIRST SPRAY APPLICATION: no later than late May of each year. b. SECOND SPRAY APPLICATION: 45-60 days after first application. c. THIRD SPRAY APPLICATION: 45-60 days after second application. 2. The application of herbicide to guard rail and concrete median areas for weed and vegetation control will follow the parameters listed below: a. Must be currently licensed in the state of Illinois for application of herbicides. b. Applicator must have/maintain $1 M or more in liability insurance. c. Applicator must notify the County Highway Department before spraying adjacent to IDNR/IEPA designated water protection areas, so verification can be established, as required by Federal and State law. d. Must provide own herbicide of choice, similar to a Round-up type herbicide. e. Use of pre-emergence, in conjunction with a post emergence, is at the discretion of the applicator, as long as it is within the parameters defined below in paragraphs (f) through (k). f. Must use an herbicide that has no residual effect greater than 2-3 weeks; it must also be environmentally friendly. g. Herbicide must be able to eliminate all vegetation (total kill) as described in the parameters paragraph below. i. Vegetation is defined as any weed, plant, grass, shrub, or volunteer growth that would /could mask, obscure, cover, and/or conceal the guard rail from on-coming traffic.