Hennepin County Transportation Department ADDENDUM

Transcription

1 Hennepin County Transportation Department ADDENDUM TO PLANS, SPECIFICATIONS AND SPECIAL PROVISIONS FOR Grading, Bituminous and Concrete Surfacing, Pier Struts for Br. No. 27V43, 27V44, Watermain, Sanitary Sewer, Bituminous Trail, Lighting, and Signals HENNEPIN COUNTY TRANSPORTATION DEPARTMENT (To be opened Tuesday, May 17, 2016 at 2:00 P.M.) ADDENDUM NO. 5 CSAH 81; C.P.0203 S.P (TH94) S.P S.P NOTICE TO ALL BIDDERS: This Addendum shall be attached to the Contract Documents and shall be included as part of said Contract Documents. Items herein shall take precedence over any clauses which they modify in the Contract Documents or portions of drawings which they modify or supplement. PROPOSAL S Division S-20 (1606) STORAGE OF MATERIALS, Add the following: Rock crushing operations may be located within the project limits and may be operated between the hours of 8:00 am and 5:00 pm, except on weekends and holidays. Operations will not be allowed adjacent to residential properties. The Contractor shall make a request in writing to the Engineer for approval of operation location(s) at least 48 hours prior to the start of operations. The operations must adhere to all local ordinances. In addition, the Contractor must place a 6 high chain link fence, with screening at the facilities used for rock crushing, unless otherwise approved by the Engineer. The cost of furnishing the fence and screening is considered incidental. 2. Division S Insert the following provision as an addition to section S-39.9 within, S-39 (1806) DETERMINATION AND EXTENTION OF CONTRACT TIME Transportation Department 1600 Prairie Drive Recycled Paper Medina, MN (612) FAX: (763) TDD: (763)

2 Addendum #5; Page 2 CSAH 81; C.P S.P (TH94) S.P , S.P May 12, 2016 All available driving surfaces (roadway) shall include, at a minimum, two twelve (12) foot paved traffic lanes open in each direction for CSAH 81 and one paved twelve (12) foot traffic lane in each direction for the East Frontage Road and West Broadway. 3. Division S Delete and Replace the third paragraph in subdivision A. Concrete Posts of Section S within, S-116 (2422) WOOD NOISE ATTENUATOR WALL PLANS Construct posts with shear stirrup spacing no greater than the spacing shown in the plans. This and other concrete post details are in the Plan. Fabricator to identify all posts with post number using permanent mark on the bottom of post. Reinforce posts located within 20 feet of the outside edge of roadway shoulder and all posts supporting glue laminated rubrail (standard figure ) with conventional epoxy coated reinforced (non-prestressed) or epoxy coated prestressed strands meeting ASTM A882 with bond characteristics equal to uncoated prestressing strand. Fabricator to identify type of reinforcement (conventional (C) or epoxy coated prestressed strands (P)) in addition to post number with permanent mark on the bottom of post. See Attachment A Revised Plan Sheets for the following modifications: 1. Plan Sheet No. 33R TABULATIONS Remove and Replace with attached Sheet 33R 2. Plan Sheet No. 109 STAGING AND CONTROL PLAN AND DETAILS Remove and Replace with attached Sheet 109R 3. Plan Sheet No. 203ER NOISE WALL PROFILE AND DETAILS Remove and Replace with attached Sheet 203ER May 12, 2016 (Attachments) Receipt of this addendum must be acknowledged in accordance with the provisions of 1210 of the specifications.

3 Attachment A - Revised Plan Sheets

4 REMOVALS, SAWINGANDMILLING J ALIGNMENT STATION TO STATION CURB & BITUMINOUS CONCRETE BITUMINOUS REMOVE SAWING MILL (J-2) (J-1),(J-2) CONCRETE CONCRETE BITUMINOUS CONCRETE BITUMINOUS CONCRETE BITUMINOUS BITUMINOUS GUTTER CURB WALK WALK MEDIAN DRIVEWAY DRIVEWAY PAVEMENT PAVEMENT PAVEMENT PAVEMENT SURFACE(2.0") LIN FT LIN FT LIN FT LIN FT SQYD NBCSAH TO EASTFRONTAGEROAD TO SERAMP(SELOOP) TO SERAMPEXTENSION TO NERAMP(NELOOP) TO NERAMPEXTENSION TO TO TO PROJECTTOTALS (J-2) REMOVALS, SAWINGANDMILLING J ALIGNMENT STATION TO STATION CHAIN LINK WOOD CABLE REMOVE (J-2) GUARDRAIL - MISCELLANEOUS ANCHORAGEASSEMBLY - ECCENTRIC SLOTTED SIGNBASE FENCE FENCE GUARDRAIL PLATEBEAM STRUCTURES PLATE BEAM LOADER BCT RAILTERMINAL SIGN TYPEOH (J-3) (J-4) (J-5) REMOVAL LIN FT LIN FT LIN FT LINFT EACH EACH EACH EACH EACH LIN FT LINFT NBCSAH TO EASTFRONTAGEROAD TO SERAMP(SELOOP) TO SERAMPEXTENSION TO NERAMP(NELOOP) TO NERAMPEXTENSION TO TO TO PROJECTTOTALS REMOVE (J-6) PAVEMENT MARKING NOTES: (J-1) ALLBITUMINOUSPAVEMENT&CONCRETEPAVEMENTSAWING ISFULLDEPTH. (J-2) REFERTOREMOVALPLANSFOREXACTLOCATIONS. (J-3) CHAINLINKFENCEHEIGHTVARIESFROM 3' TO 6'. (J-4) WOODFENCEHEIGHTVARIESFROM 3' TO 5'. (J-5) STRUCTURE ISATIMBERBAFFLE. (J-6) REFERTOSIGNINGANDSTRIPINGREMOVALPLANS. AGGREGATEANDBITUMINOUSSUMMARY K ALIGNMENT STATIONTOSTATION AGGREGATE SURFACING(LV) CLASS 6 AGGREGATEBASE (CV)CLASS 6 TYPE SP9.5 MIX (2,B)2.5"THICK TYPE SP9.5 MIX (2,B)2.0"THICK TYPE SP 12.5 MIX (3,C) TYPE SP 12.5 MIX (3,F) TYPESP 19.0 NONWEARINGCOURSE MIX(3,B) (SPWEA240B) (SPWEA240B) (SPWEB340C) (SPWEB340F) (SPNWC330B) (K-1) (K-1) (K-1) CU YD CU YD SQYD TON TON TON NBCSAH TO EASTFRONTAGEROAD TO SERAMP(SELOOP) TO SERAMPEXTENSION TO NERAMP(NELOOP) TO NERAMPEXTENSION TO TO TO STAGE STAGE1A STAGE MISCELLANEOUSPATCHING(K-2) 100 PROJECTTOTALS NOTES: (K-1) QUANTITIESAREBASEDONUNITWEIGHTOFBITUMINOUSMIX - 113POUNDS/SY-INCH, TACKCOATSHALLBEINCIDENTAL. (K-2) MISCELLANEOUSPATCHINGINAREAS IDENTIFIEDBYTHEENGINEERINTHEFIELD,INCLUDESALLLABOR, EQUIPMENT, ANDMATERIALSTO EFFECTIVELYPREPARE,PATCH, ANDFINISHPATCHAREAS. MAYINCLUDEHANDWORK. I HEREBY CERTIFY THAT THIS PLAN WAS PREPARED BY ME OR UNDER MY DIRECT SUPERVISION AND THAT I AM A DULY LICENSED PROFESSIONAL ENGINEER UNDER THE LAWS OF THE STATE OF MINNESOTA /07/2016 AMBER H. KLEIN, PROFESSIONAL ENGINEER LICENSE NO. DATE SRF CONSULTING GROUP, INC DESIGN BY: CAD BY: CHECKED BY: LAST REVISION: A. GARFIELD TABULATIONS J. VAN BECK CSAH 81 / HENNEPIN COUNTY PROJECT 0203 A. KLEIN SP (TH94), SP , SP SHEET 33R 420 5/11/2016 2:17:02 PM H:\Projects\8678\CAD_BIM\Plan\8678_tb09.dgn

5 STAGINGNARRATIVE STAGE 1 STAGE 2 TOREMAININEXISITNGNORTHBOUNDLANESOFCSAH81WHILESOUTHBOUNDTOBEREDUCEDTOONEINSIDELANETO CONSTRUCTTHEOUTSIDELANETEMPORARYPAVEMENTSECTIONS. WHENOUTSIDETEMPORARYPAVEMENTSECTIONSARECOMPLETE TOSHIFTTOOUTSIDELANEASSHOWNINSTAGINGPLANS. CONSTRUCTTHEINSIDELANETEMPORARYPAVEMENTSECTIONS, CROSSOVERTEMPORARYPAVEMENTSECTIONSANDSTORMSEWERSECTIONSUNDERINSIDETEMPORARYPAVEMENTAREAS. TEMPORAYPAVEMENTSECTIONSFORTHEINTERSECTIONSOFCSAH81ANDTHETH94INTERCHANGERAMPSTOBECONSTRUCTEDUNDER. CONSTRUCTTEMPORARYSIGNALATTHECSAH81ANDWESTBROADWAYINTERSECTION. BEGINOFNBCSAH 81,EASTFRONTAGEROADANDWESTBROADWAYBETWEENCSAH81ANDLAKELANDAVENUE. CONSTRUCTTH94INTERCHANGERAMPS. CONSTRUCTNOISEWALLA CONSTRUCTSTORMSEWER, WATERMAINANDSANITARYSEWERONEASTFRONTAGEROAD. CONSTRUCTSTORMSEWER, WATERMAINANDSANITARYSEWERONWESTBROADWAYBETWEENCSAH81ANDLAKELANDAVENUE. CONSTRUCTPORTIONOFWATERMAINCROSSINGONNBCSAH 81. CONSTRUCTLAKELANDPOND. BEGINOFLAKELANDFILTRATIONBASIN. FILTRATIONBASINMAYBECONSTRUCTEDATANYSTAGEINTHEPROJECT. FILTRATIONBASINMAYBEUTILIZEDFORTEMPORARYSEDIMENTCONTROLPRIORTOPLACEMENTOFFILTRATIONMATERIALSBUT MUSTBEPROTECTEDFROMANDRUNOFFFROMANYUNSTABILIZEDAREASAFTERPLACEMENTOFFILTRATIONMATERIALS. FILTRATIONBASINMUSTBEISOLATEDFROMWETPONDUNTILTURF ISESTABLISHEDINBASINANDONALLAREASUPSTREAMOFWETPOND. SHIFTNBCSAH81ONTOSBCSAH 81. CLOSEEXITRAMPSFROMTH94TOCSAH81(6WEEKS). CLOSEENTRANCERAMPSTOTH94FROMCSAH81(6WEEKS). CLOSEWESTBROADWAYBETWEENCSAH81ANDLAKELANDAVENUE. INSTALLSIGNINGANDSTRIPINGON S.B.C.S.AH.81TOALLOWTWOWAY SHIFTTOOUTSIDECSAH81LANESFORBOTHNORTHBOUNDANDSOUTHBOUDANDCONSTRUCTTEMPORARY PAVEMENTFORUSEINCROSSOVER. BEGINOFSBCSAH 81. CONSTRUCTPORTIONOFWATERMAINCROSSINGONSBCSAH 81. REVISETEMPORARYSIGNALATTHECSAH81ANDWESTBROADWAYINTERSECTION. REVISETEMPORARYSIGNALSATTHECSAH81ANDEBTH94INTERSECTION. REVISETEMPORARYSIGNALSATTHECSAH81ANDWBTH94INTERSECTION. SHIFTSBCSAH81ONTONBCSAH 81. CLOSEWESTBROADWAYWESTOFCSAH 81. INSTALLSIGNINGANDSTRIPINGONNBCSAH81TOALLOWTWOWAY. STAGE2A REVISETEMPORARYSIGNALATTHECSAH81ANDWESTBROADWAYINTERSECTION. CONTINUEONSBCSAH 81. OPENWESTBROADWAYWESTOFCSAH 81. FINAL SHIFTTOTHEOUTSIDELANESOFTHENEWLYCONSTRUCTEDCSAH81ANDCLOSEINSIDELANESTOALLOWFORTHE STAGE1A REMOVALOFTEMPORARYCROSSOVERPAVMENTANDTHECONSTUCTIONOFTHEPERMANENTCURBANDGUTTERANDMEDINA IN REVISETEMPORARYSIGNALATTHECSAH81ANDWESTBROADWAYINTERSECTION. CONSTRUCTTEMPORARYSIGNALATTHECSAH81ANDEBTH94INTERSECTION. CONSTRUCTTEMPORARYSIGNALATTHECSAH81ANDWBTH94INTERSECTION. CONTINUEONNBCSAH 81. COMPLETEOFTWOLANESOFNBCSAH 81,EASTFRONTAGEROADANDWESTBROADWAYBETWEEN CSAH81ANDLAKELANEAVENUE. COMPLETENOISEWALLA. OPENEXITANDENTRANCERAMPSFROMTH94TOCSAH81TO. OPENWESTBROADWAYBETWEENCSAH81ANDLAKELANDAVENUETO. OPENFOURLANESOFONCSAH81ONORBEFORENOVEMBER 15,2016. I HEREBY CERTIFY THAT THIS PLAN WAS PREPARED BY ME OR UNDER MY DIRECT SUPERVISION AND THAT I AM A DULY LICENSED PROFESSIONAL ENGINEER UNDER THE LAWS OF THE STATE OF MINNESOTA /07/2016 AMBER H. KLEIN, PROFESSIONAL ENGINEER LICENSE NO. DATE SRF CONSULTING GROUP, INC DESIGN BY: CAD BY: CHECKED BY: LAST REVISION: A. GARFIELD STAGING AND CONTROL PLAN AND DETAILS J. VAN BECK CSAH 81 / HENNEPIN COUNTY PROJECT 0203 A. KLEIN SP (TH94), SP , SP SHEET 109R 420 5/11/2016 2:17:20 PM H:\Projects\8678\CAD_BIM\Plan\8678_tb26.dgn

6 NOISEWALLA II POST WALL GROUND SLOPE TOPOF PLANKING POST POST BOTTOM GRANULAR POST NO. STATION LEFT RIGHT WALL AREA LENGTH EMBEDMENT OFPOST BACKFILL NO. FT. ELEV. ELEV. V:H ELEV. SQ.FT. FT. FT. ELEV. CUYD : : : : : : : : : ROADWAY SIDE COMMUNITY SIDE { NOISE WALL A : : : : SEE DETAIL A { EAST FRONTAGE ROAD : : : : : : : : : : : : TOP OF NOISE WALL 12"X18" CONCRETE POST RUB RAIL WOOD PLANKING FINISHED GROUND : : : : : TOTALNOISEWALLA 39,393 7, BOTTOM OF NOISE WALL GENERALNOTES: REINFORCEPOSTSLOCATEDWITHIN 20FEETOFTHEOUTSIDEEDGEOFROADWAYSHOULDERANDALLPOSTSSUPPORTINGGLUE LAMINATEDRUBRAIL(STANDARDFIGURE )WITHCONVENTIONALEPOXYCOATEDREINFORCED(NON-PRESTRESSED)OR EPOXYCOATEDPRESTRESSEDSTRANDS. FABRICATORTOIDENTIFYTYPEOFREINFORCEMENT(CONVENTIONAL(C)OREPOXY COATEDPRESTRESSEDSTRANDS(P))INADDITIONTOPOSTNUMBERWITHPERMANENTMARKONTHEBOTTOMOFPOST. GRANULAR MATERIAL BOTTOM OF POST EMBEDMENT GRADING DETAIL CAP CAST WITH CONCRETE POST 3/4" 1" 2 1/2" GENERAL NOTES: STRIP TOPSOIL AND SURFACE ORGANICS WITHIN 10' OF WALL. THIS MAY BE RE-USED FOR TURF ESTABLISHMENT. 4" 1" 1" 2 1/2" 1'-0" CONSTRUCT GROUND SURFACE TO PROPOSED FINISHED ELEVATION WHERE NECESSARY, USING GRANULAR MATERIALS. IN CASE OF UTILITY AND POST LOCATION CONFLICT EITHER THE UTILITY OR THE POST SHALL BE ADJUSTED TO PROVIDE MINIMUM 2 FOOT CLEARANCE BETWEEN OUTSIDE OF UTILITY AND EDGE OF POST. ADDITIONAL POST SHALL BE ADDED AS NECESSARY TO MAINTAIN 8 FOOT MAXIMUM POSTS SPACING. POST LENGTH OF ADDED POST SHALL MATCH LONGEST POST ON EITHER SIDE. ALL LOCATIONS SHALL BE BACKFILLED WITH GRANULAR MATERIAL. SEE STANDARD PLANS FOR ADDITIONAL INFORMATION. DETAIL A I HEREBY CERTIFY THAT THIS PLAN WAS PREPARED BY ME OR UNDER MY DIRECT SUPERVISION AND THAT I AM A DULY LICENSED PROFESSIONAL ENGINEER UNDER THE LAWS OF THE STATE OF MINNESOTA /07/2016 AMBER H. KLEIN, PROFESSIONAL ENGINEER LICENSE NO. DATE SRF CONSULTING GROUP, INC DESIGN BY: CAD BY: CHECKED BY: LAST REVISION: A. GARFIELD J. VAN BECK A. KLEIN NOISE WALL PROFILE AND DETAILS CSAH 81 / HENNEPIN COUNTY PROJECT 0203 SP (TH94), SP , SP SHEET 203ER 420 5/11/2016 2:17:39 PM H:\Projects\8678\CAD_BIM\Plan\8678_tbnw03.dgn