575 SECTION 652 SEEDING AND MULCHING
652.1 -DESCRIPTION : This work shall cover all operations incidental to the establishment of grass and legume vegetation, including the furnishing and sowing of seed, furnishing and applying fertilizer, agricultural limestone, and mulch material, all in accordance with these Specifications and at locations indicated on the Plans or designated by the Engineer.
652.2-MATERIALS : Materials shall meet the requirements in the following Subsections of Division 700:
MATERIAL SUBSECTION Fertilizers 715.26 Ground Agricultural Limestone 715.25 Inoculating Bacteria 715.29 Matting for Erosion Control 715.24 Mulch Materials 715.27 Water *
* Water shall be reasonably free from injurious chemicals and other toxic substances harmful to plant life. The source of water used is subject to the approval of the Engineer.
Temporary seed, such as annual ryegrass (Italian ryegrass) and weeping lovegrass, used in the seed mixtures B, C, or D, shall be of a commercial grade meeting the requirements of the State Seed Law. Temporary seed labeled with the notation "germination below standard" shall not be used. Temporary seed shall not be used afte r one year from date of germination test shown on the label. Seed other than that specified above shall meet the requirements of subsection 715.28. Chemical mulch binders shall conform to the requirements in subsection 715.27.1. Topsoil, if called for, shall conform to the requirements in section 651. All materials will be subject to approval or rejection, in part or in whole.
CONSTRUCTION METHODS
652.3 -SEASON OF WORK : Permanen t seeding or second and third seeding following the original seeding, under
allow seeding equipment to operate; without regard to seasons.
652.4 -AREA PREPARATION FOR SEEDING AND MULCHING : Seeding and mulching shall not be applied until t he specified areas have been brought to lines and grades shown on the Plans. Topsoil, when called for, shall be spread to the depths indicated on the Plans. The application rate for agricultural limestone will be determined by a pH test after cuts and em bankments are completed just prior to seeding. The Plans will show the estimated tons of lime needed for the job based on general knowledge of the soils in the area. The final application