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Soil proparation, seeding, mulching and mulch tackifier will be requirod for <br />an estimated 111 acres of disturbed area wffhin the right-of-way limits <br />which are not surfaced. The following types and refes shall be used: <br />COMMON NAME BOTANICAL NAME LBS <br />PLS ACRE <br />Western wheatgrass Pascopyrum smith0 °Arriba' 6..0 <br />Omen needlegross Stipa viridula °Lodorm° 2..0 <br />Blue groma Bouteloua groctits 'Haehilo' 1.0 <br />Sideoais grams Boutaloua curHpendula "Vaughn' 3.0 <br />Liflle bluestem Sehtzachyrium seoparlum 'Pastura° 2..0 <br />Buffalogroaa Buchlos dactyloidea "Texoka° 5..0 <br />Sand dropseed Sporobolus cryptandrus 0.1 <br />ProtAs aoneflowar Ratibida columnaria 0.3 <br />GaRlardia Galllardla artstoto 1.0 <br />Blue flax Linum Iewisii 0.5 <br />Prairie junegross Koelerta macrontha 0.2 <br />Purple proirte clover Dalsa purpureum var.. purpureum 0.5 <br />Coreopata Corsopsis tlnctoNa 0. Z <br />pots Arena sativa 3.0 <br />TOTAL 24.6 <br />SEEDING APPLICATION: Drill aced 0.25° to 0.5" into the soil. In smelt areas not accessible <br />to a drill, hand broadcast at double the rate and rake 0.25° to 0.5' into the soil.. <br />MULCHING APPLICATION: Apply 1 }e tons of certHied weed troa hay par acro mechanically crimped into the <br />sdl in combination wffh an organic mulch tackifier_ On elopes and dffchea <br />requiring a blanket, the blanket shall be placed 1n Iteu of mulch and mulch tackHter.. <br />SPECIAL REQUIREMENTS: Due to high failure rates hydromulching and/or hydroseeding will not be allowed.. <br /> <br />1..) Fertilizer wilt not be roquired on the project. <br />RESEEDING OPERATION$/~ORRECTIVE ~TABILf2AT10N <br />Prior to final acceptance: <br />1.} Seeded areas shall be reviewed at 14 day inspections by the Erosion Control Supervisor for <br />bore soils caused by surface or wind eroakrn. Bare erase caused by surface or ully erosion, <br />blown away mulch, etc. shall be regraded, seeded, mulched and have mulch tackifier (or blanket) applied as <br />necessary. <br />2.) Areas where seed has not germinated otter one season shall be evaluated by the Engineer and CDOT <br />Landscape Architect. Areas that hove not germinated shall have seed, mulch and mulch tackifier (or blanket) <br />roapplisd.. Work shall be paid for by appropriate bid item. <br />3.) The Controcfor shalt maintain, mow to control weeds or apply herbicide to control weeds in the seeded <br />areas until Final Acceptance. Work shall be paid for as FA Erosion Control.. <br />