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REV101895
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REV101895
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Entry Properties
Last modified
8/25/2016 1:12:26 AM
Creation date
11/22/2007 12:50:12 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
M1977062
IBM Index Class Name
Revision
Doc Date
1/18/1994
From
BENSON BROTHERS
To
DMG
Type & Sequence
CN1
Media Type
D
Archive
No
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<br />UNITED STATES DEPA RTNFIIT OP AGRICULTURE Technical Culde <br />So 11 Cons ervatlon Service Son ion Iv <br />Colorado All Ple ld Offices <br />July 1981 <br />gTANDARDS AND SPECIFI GTSONg <br />CRS TPGL AREA PLANT INC (ac.) <br />(742) <br />Standard <br />De Ctn 1[ion <br />Planting vegeta eton, such as [tees, <br />shrubs, vines, grasses or Forbs, <br />on highly trod Sblc or critically <br />eroding areas (does not Include tree <br />p is nting mainly Cor wood pr oduc cs). <br />Pub <br />Planning cons iJ erat io ns <br />Ocher conservation practices, inc luJ ing <br />but not limited ro divers tons, land <br />mooching, obstruction remava 1, surface <br />and subsurface drains, and underground <br />outlets, may be necessary [o prepare a <br />critical arch for planting. Sicc pre- <br />paration acmmPlisheJ through the apPlf- <br />cation of the above practices shv uld <br />result In a site meeting the fe llow ing <br />standards. <br />To stabilize [he so 11, reduce damage <br />from sed tment and runoff to downstream <br />areas, and fmprove wild life Iw bi[a[ <br />and visual resources. <br />Cond itlons where practice applfes <br />On highly erod lble or cr ltlcally ero- <br />dible or critically eroding areas. <br />Theac areas usually cannot be s[abll- <br />ized by ord lnary co nserva cion treac- <br />menc and management and, if left <br />untreated, ran cause severe erosion <br />oc sed amen[ damage. Examples of <br />apPllcab le areas are dams, dSkes, . <br />mine spoil, levees, roadsides, tuts, <br />fills, surface-mined areas, and de- <br />nuded or gullicd areas whc re vege[a- <br />[lon Ss diFf icu L[ to establish by <br />usual planting methods. <br />Critical area planting should be <br />ap piled only on sites that have [he <br /><a pab Silty of support ing vegetation. <br />Some crlt ical areas are so hos cite [o <br />plant growth, because of clfma te, <br />soils or slope, [i wac swbllization <br />can be achfeved only through strut <br />rural measures. <br />1. Lnnd slopes should not exceed 50 <br />percent (2: 1) and should be fla trot <br />where (twsib le and practicable. <br />2. So11s or soil w[cria is must have <br />Buff is lent depth and potential <br />f crtili[y w support [he type of <br />vegetation [o be establlsLCd. <br />7. Ma terlals such as rocks and trash <br />that will Sn cerf ere with plan[1og <br />must be removed. <br />4. Runoff water from the site or adja- <br />cent areas must be controlled Sm a <br />manner that will pwven[ serious <br />c rosiou and Jaw gc [o [he plantlvg. <br />Specifications <br />Topsoi llnR <br />In [he even[ chat the so Lls have SrtsuEfl- <br />clenc depth or have phys teal charac[er- <br />Lstfcs u su ltab le for development of <br />vegeta Give env er, topsoil or soil material <br />hawing the ca pab ili[y of suppo rtfng the <br />planned veRe[ative Vla n[ing shall be <br />brought In and spread over the def lcievt <br />areas. TLc ma tcrfal must be applied <br />uniformly in suL(icien[ depth tv support <br />the [y pe and quality of vegeta rive cover <br />planned Car [hc site. Source o[ w[erfa is <br />must be approved by the responsible <br />[echo lclan. <br /> <br />342-2 C[Stfcel Area Plant ing <br />Per[11 lzer requ lrements <br />1. Al l~criclcal area pia nt inga shall be fertilized unless field evidence or <br />a laboratory so 11 analysis indica ces sufCiclent amounts oC nitrogen and <br />phosphorus are present Eor es [abl3shment of vegeta tlon. <br />2. The rate of fertll Szer application shall be no less than 40 pounds of • <br />nitrogen (N) and 40 pounds of phosphate (P205) Pec acre. Animal manures • <br />or similar orga nlc mater tai may be useJ to supply all or part of the <br />speciEted nu [[tents. <br />1. Time of appllca cion shall be immeJ Lately yriur to scud in6. at the [Imo of <br />seeding, or i~mned is tiny fallowing seeJ ing, as aPplicab lc w tLC kinJ of <br />Fe rc lllzer and type of equlpmen[ useJ. <br />Seedbed Drepa ration <br />The aced bed shall be we 11 settled and firm, Luc (r table c uup,L that seed ran be <br />placed az [h¢ seeding depths spec if led In "Dep tli o[ seeJ ing." 1'Lu seeJ beJ shall <br />be reasonably Ercc of weds. Competitive sta nJS of weeds that arc present before <br />seeding must be controlled by shat luw tillage or by app Li cation of herh is ld es <br />labeled far Chas purpose. <br />Soils that have been over-compacted Ly traffic or equipment, especially when vet, <br />should be tilled to break up roo[Sng restrictive layers, and then harrowed, rolled <br />or pa eked to prepare the required firm seedbed. <br />Methods of seed Sng <br />Seed should be planted with a drill o all slopes of 77 pert ent (]: I) or <br />flatter. The drill must have [he capability of handling the kind and race <br />of seed being planted. <br />Seed may be broadcast by hand, by mechanical spreader, or by hyd tootle <br />equlpmen[ on areas that are small, too steep, or not accessible for scud-dri <br />operations. This specification does no[ prow lde fur hyd rnulic application of <br />seed and mulch in a single operation. <br />Depth of seed ing <br />1. Seed plan ced with a drill shall be covered with soil tv adeplh of 1/4 to <br />3/4 loch. <br />2. Seed planted by the broadcast method shall be incorporated inw [he surtare <br />eo ll, not to exceed a depth of 7/4 Snc h, by ra k(n6, ha [rowing or other proven <br />method. <br />1. Indian ricegra ss wy be seed eJ [o a depth v( 2 inches nn sandy loam and loamy <br />sand so lls. <br />USDA/SCS/COLORADO 7/81 TGN A1]0 <br />TGN F170 <br />
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