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Table 4,7 <br />Mulch Standards and Guidalines <br />Mulch lpplication <br />�lnterlel unlih� Smndurds Ru�cs Remnrks <br />S�nw� Air•dricd; !rec Gmn 2"J" thick; 5 Cost•c(Tec�i��c prmcciion H�hrn applicJ w�nh ndcqun�c <br />unAcsirablc sccd and halcs per 1000 sf �hickncss. Iland-�pplicatior, gcncnlly rcruircs grca�er <br />cuaac maicnaL or ?-3 lom per chickncss �han blmrn strnr. Thc ihickncss nf straw� maq bc <br />acre reduttd by half whcn uscd in coyunc�ion aith scoding In <br />w�ind,v arcac sina must bc hcld in placc by crimping, using a <br />iackificr, or covcring with nctting. Dlo�rn stnw aheays has <br />to hc hdA in pl;�cc �� �ih a lackificr as c�'rn light �cinJs w ill <br />blo�c i� au�ay. Sira��, howc�cr, hui sc��cnl dc6cicncics tha� <br />should bc considcrcd w�hcn scicc�ing mulch ma�cnals. It <br />olten ;ntraluces andbr encourages the propagauce o(H�ceA <br />species and ii has no significant long�tenn benetits. Suaw� <br />shoulJ bc uscJ onl�� il multhcs wiih long-tcrtn bcncfiis nrc <br />wiarad�bic locallv. It should alsu nui bc uscd w iihin thc <br />ordmary high�«�a�cr dn:vinn n� surf�cc w:itcrs lduc �o <br />Ootauon). <br />Ilydmmulch No gro�cih Approc ?5-30 Shall bc applicd with hydromulchcc Shall nm hc uscd <br />inhibiting fac�cn Ibs prr 1000 sf xithoui sccd and �ackificr unlcss ihc applica�ion r,nc is at <br />or I S00 -?000 leasl doublcJ. Fibc� Inngcr Ihan abnul S:-I inch clog <br />Ibs per acrc h��droinulch cyuipmcm. Fibcrs shouid hc kcpt �o Ic� : Ihan'.: <br />mch. <br />CoutpuucJ T�o ��itiihle waler or ?" ihick min.; Aforc eRectire con« ol can he o6i.�ined by increas�ng <br />ptulch and Jus� during appmc. 100 �ons ihickncss �o i^, E�ccllcnt mulch for protccting lin�l gradcs <br />Compost handling �List be per acrc (approa. umil IandscapmE becaux u tan be direc�ip seeded ur tilled <br />purchascd irom F0016. per yard) inio soil as �n amcndmrni. Compos�cd mulch has a couccr <br />supplicr �aiih Solid sivc gndation �han composL h is tnorc suhlc �md pracucal <br />\Vas�c I landling to usc in u'ci a�cas and Juring niny W caihcr mnJitions. <br />Pemiit �unlcss <br />cxcn,p�). <br />ChippeJ tiiie Arenge sire shall 2" minimum This is a cust�c17ectice u�;q� �o dispuse of debris (rom <br />Vcgctation bc sc��cnl inchcs. thickness dcaring �nd grubbing, anJ it climina�cs thc problems <br />Gradvions (rom �ssociaicd �vith 6uming. Grncrally, d xhuidd no� bc uccd on <br />fincs lo G mciics m 5ioprt �no.� n��n,.. w°o n�.���« onis ����d�o.�� �o h� <br />Icngih for icx�ure. transponcJ by iunn0�. It is not rccommcndcJ ���ittnn 200 <br />eana�iun, and fect of surCice waten. 11 ceedmg is e�prcteJ shonly a0er <br />iNcrlMAinG muich, thc dccomposition nf �hc chippcd �cgc�aiion may Iic <br />propcnics. up nu�ncnLs imponanl lo gnss cslablisluncni. <br />N'oud-hascd Nn visiblr �caler or T' ihicA: approc. Thic ma�cri:J is olicn callcJ "hog or hnggcd fucl." It is <br />\tulch duri durin�; 100 lons per acrc usahlc as a watcn:�l for Slahdired Conslnirtion [ntnnccs <br />handling. ptusi hc (appro�. BOO lbs. (H�iP C105) nnd as a umlrh. �fhe usc of nuilch uhimaicly <br />purchascd from a per cubic yard) iniprovcSlhc urganic mallcr in Ih[ sml. Spccial caulion iti <br />supplicr wiih n$olid ndriscd regarding Ihc source and �ampnsilion o(�ernd� <br />N�asic Ilandling bascd mulchcs. Ils prepardunn t}picnll� �iucs nal proviJc <br />Pcnnii ur onc any accd sccd coniNi, so cvidcncc ol rc;idual vcgcta�ion in <br />cscmpi Gom soliJ i�s com{Mniiinn or knu�rn indusion of ���:cJ plants or sccJs <br />w;�stc rcFula�ions. should hc ummwrcd nnd prccemcd (or n inimrzcd�, <br />1 � �ruary 2005 Volume ll — Consfruclion Slomiwa(er Pollution Prevenfion 4-27 <br />