Seeding _ Mulching City of Colorado Springs.pdf

This document is a Seeding & Mulching specification for the Stormwater Enterprise of the City of Colorado Springs, providing detailed technical guidelines for soil preparation, seeding, and mulching procedures. The specification covers comprehensive requirements for soil testing, soil amendments, fertilization, seed selection, seeding methods, and mulching techniques, with specific instructions for different terrain conditions such as slope gradients and soil types. The document includes guidance on soil preparation (ensuring proper soil condition and topsoil management), approved seed mixes, seeding techniques (including drill-seeding and broadcast seeding), and mulching methods (including hay, straw, wood cellulose fibers, and hydraulic mulching).

The specification is designed to ensure high-quality landscaping and erosion control for construction projects, with particular emphasis on stormwater management. Key technical details include requirements for topsoil depth (4-6 inches), acceptable soil compaction levels (less than 85% standard proctor density), seed mix specifications, application rates for mulch (2 tons/acre), and specific instructions for different slope conditions. The document was issued on 10/7/19, revised on 8/19/2020, and is part of the City of Colorado Springs Stormwater Enterprise's technical standards, as indicated by the document's header and approval signature.