06-18-1990 Planning Packet - Laserfiche WebLink

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” * , - - SPECIAL PROVISIONS .... ' ■'* 'ROADWAYSUHPACEI ' ' *’• A. CONCRETE PAVEMENTS 1. Openingi The opening mice m j concrete ni*ement mult Oe lo located mat no nCe .i witnm three t3» feet a conitructioo |omi. It the tide of the opening n wiihm three □! leet of econitfuctiop ioint. the coooete pavement muit oe removed to the joim. Before breaking the concrete, the tlib muit firii oe cut vmth a concrete ta* to 1 depth o» not let! than t.vo 121 nchei. and the eeact location thereof mutt be approved by the Hennepwi-County Oeoartjrent ohTraniportation. All broken con mete mutt be removed from ute and dnooted of. NO OPENINGS SHALL BE MADE IN PORTLAND CEMENT CONCRETE DURING WINTER MONTHS EXCEPT FOR EMERGENCIES IF pPENiNG HAS TO BE MADE. ADJACENT EDGES WILL HAVE TQ8E REMOVED ONE FOOTBEYOND ORIGINAL EXCAVATION THE FOLLOWING SPRING AND REPLACED BY A PERMANENT PATCH ~r 2. Backfill and Compaction . . ___ After tba txcavabon hat been completed. Ute reauiremenit for the backfill, i.e.. kind of material, compaction. etc...sha4l ba the aame at specified for Ste repairt made fotJ TtencniRg or Sub turfKe Operationt J.JSee paragraph "C~ teicwi.^ 2,. 3. Raplacament of Concrete The concrete uiad for me final turfact repair ihalt contiti of 3A42 higli early ttrength concrttaao meef Minnetota Oepvtment of Trantportatlon Specification dated 1983. Spec. Mo. 2301. Thit concrete to b^iecured onjy. from ,comme/cial plantt which can fumith a mixture that it approved by Hennepin County. The final flmth mutt bc'burlao dra^d or broomed to that it will match the turface of the adjoining concrete tiab. and cured with plaitic paper. All conitruction jomtt ihaM be replaced. The freth concrete patch ihall be protected from all traffic contactt for at :«att 72 hourt after it hat been fimthed. ji. B. BITUMINOUS PAVEMENTS 1. Opcningt When necettarv to cut ooenmgi in Bituminout lurfaced roaowavi me ure of opening and location thereof mutt confo»m-to -/..tire and location ipecified m the permit, or to ti/etpecified by Hennepin County. ‘.Vhen cutting the openmg. the edges are to be cut in a ttraighi Ime. antLtidca to be tmooih and vertical. Ho ragged «dge| permitted. Cutti .g to be done with taw. jack* hammer, tpadet or umilar approi^ tools. All excavated bituminous material to oe removed from ute and ditpgied of. No'open- ingi mall be made <n bituminous pavements cf ring winter monihi except *or emergencies. • .... 2. BeekfiN end Compection v. After me excavation has been completed, the reouire.nenti for backfill. 1 e.. kind of material, compaction, etc., than be me 7. time at tpecified lot the repairs made ior "Trenching or S'jb Surface Operjtioru (See paragraph "C" below.) . ^ 3. Raplacament of Concrete Base •. ,; - .r-' 1.- * j ,r" V " Ute proccduret lilted under A 3 Allow the coiKrete to cure for 48 houri beiore-|>racing bituminous materials.. j •, 4. Binimincut Tack Coal A tack coat mall be aoplicd lo all adjacent bttuminoot and concrete facet before placing the bituminout turface courie S’. Reiteratlen of Blacktop . nvn.- -t ' > , All blacktop turfacet ere to be restored at toon at pottiWe after backfilling hat been completed. Bituminous surfacing material • • may be obtained from most commercial "Blacktop ’ ptanti The kino and graoe mun be aoofoved by the Hennepin County Department of Traniportetion. Replacement of the bituminout maienal ihall be-made in layers r»oi to exceed two 12) inches m depth, each layer to be compacted with an approved roller or vibrating tamoer unleii oiherwiie tceciailv authorired 6. Damage to Blacktop Any blacktop area whicn hai been icarred by equipment, lugi. c eati. :eeth, etc . mall be replaced or rjoaired ai directed by Hennepin County ^ TRENCHING OR SUB SURFACE OPERATIONS 1. Opeiiin^*’ *• ------- - ------------------ Trencnei for conduits, water, itcam. oil and gn pipci. lewers and.jHhec utnitfes placed .vithm tne right of way shall be located ai approved by Hennepin County. Trenehei for construction along tn* highway snail not be openen for a distance of more than ___300 feet at any on# time, unless especially^mori«d. • .-..i-- • * ♦••r -- - • • n * 2. Storagt of Excavatad Materials i. ' *A-: i:. ■'*'.* • Excavated or other material shall be placed or stored un the side of the oocraiion farthest from tne traveled roadunleo oihec- wise authorised by Hennepin County, j.id m such .nanner that there will ba no interference with the How of water in ar^y gutter, drain, pipe, culvert, ditch or other waterway ^ 3. Backfill and Compaction ____________________ - •' t * r.-. • 1 •. After excavation has been completed, it may be refilled with the cxca<ated material which hat been removed, wilts the following «i •!-exceptions; _____ If the excavated material consists of mucky, soft or unstable soil bou'dert. or large rock, d must be removed and disposed ’---------0* ouuide the county tighLof way.and repfaced with granular isandyj matenai___________.• » j in v« • The refilling of the ttench shall be done with Clast 3 gtavei or other approved material compacted by the ordinary comoaction method and fhail follow av rapidly as pouible the oiacmg of tub surface structures and shall be completed m such manner es will conform to tfse earth shoulder or tubgrade or as directed bv trie Menneom County Deoartment of Transoortation - -4t Replacement of Qravei Base-------- -------------- — --------------------------- The gravel bate man b* reoiaced w th aporoved material and ccmpaciad All compaction muss be m accordance with u>e Minna-