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ST9302-PR 930604
JUN O? 1993 PLIBIJC WO~'~- COPPELL S.~',,{DY LAKE R&A NO. 93021 I~ISED FEE PRGE.OD3 1. Traffic Sigaal$ 2. Watm' System AmdysJs 3. Channel Hydraulics & Hydrology IX)TAL I~COMMI~,n SERvICE~: $639,974.50 $]4,900.00 20,000.00 ?,500.00 2. Traffic Control Plan 3. l~mcat Pm'ccls 4. Erosion Conlrol Plan Bid Phasing 6. Staudard Dc~ails 7. 10. Wai~r System Analysis $48,000.00 52,840.00 18,700.00 30,800.00 3,2_,~0.00 40,000.00 18,000.00 9,000.00 3,250.00 10,000.00 4,575.00 17,370,50 $280,835.50 I~OJ~-'T TOTAL: $9'75,210.00 ** TOTRL PaGE.OaS ** CtT'ff OF COPI~U I. SCOPE OF SERVICES SANDY ~ ROAD 24" WA't'tst~ ~ A. PHAS]~ ONE - CONCI/P~UAL PLAN Dat~ Analysis: The r:illgilleer Stu~ll analyze backgrcamd. ~ ~ p~ ~ co~ by ~e Ci~ of C~H, ~dlnE p~ ~d ~g~c m~s (~H~ ~ ~ m~), p~, ~ ~ ~ pla.~ of w~, ~er, ~, d~, ~t ~d ~mm ~m~ ~, p~ devel~ ~d m~er plan~ C~ will ~ ~o~ ~c~ u~ ~ p~ ~ m~s ~d ~n~on plus, if awilnhlc, ~ well ~ ~ ~m ~i~ p~s of S~dy ~ ~, ~ of M~ur Blvd. add Vcrti~l AlionmeQt De~rminagon: Develop the horizontal and vertical alignment of Sa~iy Lake Rd. from Denton Tn~ Rd. to McAxthur Blvd. u~ing City property and topographic maps. Th~ nliB~ont will be based on a six lane blvd. s~cfion and 110' of proposed right-of-way. Vertical and horizontal alignments will be vexifivd during pmlimina~ design with in-th~fi~ld cwss-seclions. b~ Detc~nine the centerlin~ alignment using AA~HTO design guidelines for ho~_zontal and vertical sight and stol~g distances. Determine drainage patlerns within streel riglas-of-way lind design a closed storm drainage system to convey rmkoff to exi~n~ outfall locations. Coonthl~ draim~ at Moore with improvemenls beyond thc project limits ~o be designcd by tho City. Loca~ median openings and driveway appwach~ w~n the limits of the project and make reeommendations to City staff as to final geomelxy. Meet with City staff W del~rralf~ a~___S Of couflict between aligmnent geom~b-y and fight-of-way needs. Make flnslpreser~tlon to staff on th~ conc~mml plan hyout for ull/maie six lane and four ~ JLiN 4 '~3 0:52 FROM RADY AND ASSOCIA]ES Obtain in wl~tln~ from Owllor acceptance of the Conceptual Desert and di~1~gtlve to ~ with Pl~limil~,~ Design. Provide franchise utilitie~ copies of the conceptual plnns and any anticipated relocation information available at that time to facilitate relocation de~i_gn plans. Deai~u Survey: ThC Bngi~er's consultant shall perform field surveys necessav/ to p~pare preliminary and ffmal design of the proposed improvements. The survey shall include the following: Establish three "satellite" points on thc ground for horizontal control at each ead of th~ project limits and one at the appro~mate midpoint. F~s~ablish v~ml control points in the form of permanent beach marks or temporary bench marks that are tied to available City survey vertical cou'uol based upon USGS datum. Co Make a ~pographi¢ survey of c~iag featttrea that Ill~y l~rt~in tO COllstmctioIl agedvifies. Feature~ shall inchidc, but Oot be ilmitcd tO, telephone poles, power poles, other visibl~ utilities located on or above ~ $~0, f~, rctl~li~g wnlls, Watel' m~/el's, manholeS, Valll~s, 8prlnkler headS, And oth~T petmangnt oi' tem~al'y st~llg1~'es. Buildings, trees, st~ps ~ other topogr~bical features which may b~ of interest tO the City, area residents and adjacent pmpe~ owners in discussing proposed improvements shall also be located. AbsUacting plats and properties from the Dallas Comay Comthouse for pul~o~ of ide~Oin~ t~xWe~ de.fiCtion, current owne~slap, street ~s and legal address of properties along Sandy Lake Road, adjacent to the proposed improvements. c. Determin~ th0 horizontal and vortical local~on of lmown a~d/or apParont undc~amd utilities. In critical locations, utilities shall be uncovered by tim City or the eatity roqaomiblo for the utility to obr. i, ~amct locations. The Bngineer shall coordinate with the City ~nd the various Locate sufficl~t property comers tlmmghom ~h~ project ~w fight~-way ~m ~t ~S. Survey cro&s-~ns at s. maximum of 50-foot illtelYals of tho existing roadway for USC dm'lng thc design and calculation of co~tmction q~mntiti~s. JUN 4 '~ 0:5S FROM RADY AND ASSOCIATES PAGE.004 city of Preliminaot Scope of Services Collect availsble survey data relative to the adjacent chainage ch~n~l, for the areas upstream and downstream of McA~mr Blvd. and review the ~mc for applicability to drainage analys~s and proposed Perform ficld surveys to eollcct data not otherwise obtained that is necessary for the drainage analysis. Surveys shall be fled to existing veaXical control points provided by the City based upon USGS datum. Meet with City staff to evaluate the pmjeot site for visual quality/character, scenic view corridors, existing and anticipated land use adjacent to the to.way, areas to be scre~oed or buffellxl, mainleimnc~ and safety concoms, and utility easements and ~ sys~oms. Docmnent analytical conclusions in grapkical form and prepare a summary statemeat of project is.sues, opportunities and objectives for presentation to civ/ staff and citize~ comm~ meetings. This work shall include the existing channel botween McArtlmr Blvd. and Mapldeaf Dr., tlw McA~hur Blvd. and Sandy Lak~ Rd. intew~ction and the east half of the Denton Tap Rd. and Sandy T,I~ Rd. intersection. Develop up to three alternative design concepts in plan review, at a scale appwpHate to adequately convey their de~i~ intent. A select number of cros~-seotions and details will be developed as needed to clearly communicate thee alternatives. Relative cost projections of the tluee alternatives will be developed and submitted with the desi~l concepts. Pres~t~finns and Public Forums: The Engineer shall atiemi and palliclpam in a mitxironm of ~ (3) public fol~m$ to plT:St~t the ~ dasigll of the project to tim citizem of the City. The Bngine~ siufll px~pzxe presentation graphics for u~ at the public forums as deemed necessary by the Bngineer to thc pres~t~tions as deemed appzopti~t~- by the City s~aff. JUN 4 ~d U:a3 kf<ON NHD¥ AND I~SSOCIA[ES PAGE,005 City of Coppell Preliminary Scope of Services B. I~ASI~ TWO - P~.~VHNARY DESIGN ~ The Eugineer sl~ll p~cre proliminary plans for the accepted alignmeat plan that shall include the following: Preliminary alignment of the proposed street improvolllellts (4 ~ and 6 lane), intersection geometry, driv~ appl~ches, medlsn openings, horizontal curve data with beginning and ending s~ons and centerline geometry. Determine the prelimln.~ vertical alignment of the four and slx lane boulevard using actual fidd surveyed ram to coufum conc~0tual design topography. Station profile grade on 50 foot intervals using the outs[de top of curb for the inside four lane design. Pr~limina~ ali~,-meut of the proposed drainage hnpmw~neats including approxiznate size and location of hd~t and outlei structures, storm ~ la~rals, leads snd ~llets. Coordlnnte with City ~ the horizontal and vertical location of storm drain ouffall systems to avoid coufficts with other design plnn.~ that to provide for the north - dezigned by thc City of CoppelL) Identification of known utilities existing within the project limits and their potential conffigts. Show propos~ ~le~ous of the same where owned by the City. Coordinate the xrlocation of fr~ch~ utilities ~nd the high pressure gas line and provide prolimlnsry roadway and city utility plans to the~ companies. Determine impact of su~t grades snd StOllll draili impl~voll~mts on 30" waterline. D~velop d~sign to lower segments of the 30" to avoid conflicts. Revivw location of ami impact that the relocP_.._~ion of 30" line has on air/vacuum rolease valvv. Determln~ new location of air/vacuuff~ valve al_set pipe and possible vault around valve ami pipe. Bvalua~e location, size, and impact of thrust blockin~ for r~lecation. Determine the typo of trench backfill and me. od for placem~t and testing of same, JUN 4 'S3 D:b4 FROM RADY AND ASSOCIATES PAGE.OD6 ci j of pr~llmin~r~ SCOI~ of SOIVi. C~ Evah,~ alternative locations for 24' waterline and its impact on traffic flow, location of air/vacuum valves, liming of construction and cost versus location. Develop hodzonlal and vertical aii~mnent of proposed waterline, thrust blocking, air and vacuum, valve location and conflicts with other ufih'ties durin~ construction. Thc limits of d~$i~l and construction for th~ 24' waterline will be from McAnhur Blvd. to the west side of Dentoll Tap Rd. Determine location of existing 8' and 16' waterlines within Sandy Lake Road. Evaluate impact of proposed improvements on existing lines and design for relocation if necessary. Determine location for new fire hydrants per City requirements along Sandy l~lm Road and salvage existing hydrants. Verify horizontal and vertical grades of new fire hychant. Design g~ometry of median opmin§s, left mm lanes, and d~iveways. S~t grades On intersec~ driveways ami ~h~,S to provide acceptable transitions up to and across Sandy Lak~ Road. Design Uaffic si~,~i~tion layout to include detector loop, co,ih-oiler cabinet, mast arms snd poles, and phasing. Include dry conduit crossings for futvre signalization at secondary intersections. Design layout of street lighting including but not limited to pole and light fixture type, spacing, foundation, conduit size aad location, and location of transformer for primary/sw.~ndary feed. Preliminary plans for this project shall bc prepared at a scale of 1' equals 20 feet on single plan and profile sheets to such ~ as is nccessar~ to resolve appropriate issues taior to preparation of final design plans. Preliminary plans mst t~ al~0~oved by the City prior to the Engineer commencing with the prepa~tion of final plans and conwact documents. a. pl'~]iminn r~ D~ll JUN 4 'S3 0:54 FROM RADY AND ASSOCIATES PAGE.00? of co r l Preliminary Scope of Services Ba~l on the preferred altexnatiw concept and ~ authorization from t~ city to proceed, tl~ ~ will uncle~a~ pre~nina~ de~i~n on the selected improvements in order to refine the concepts and ostablLsh reliable estimates of Probable COnstruction Costs. Using approp~_,~ scaled plan shee~s, prepare a schematic hmdseape plan for Sa~iy Lake l~ad. The drawings, to be preliminary in nature, will illustrate in plan and section the Bngine~r's 1~mmendations for plantingS, lighting, walkways and landscape berming within thc boulevard rights-of-way. Cost variables will include quantity, type and size of tr0es, and inclusion/exclusion of landscape features. The plans will be accompanied by suggested budgets for the landsca~ development. The preliminary design plans, delails, and projec~d costs will be presented to, and discussed with, the City staff. Aay d~ign ref-m~m~ necessary prior to public prez~tatlon will bo idenlified. Following ~vviews by City staff and a public meOing, and ~aproval of tl~ Sche~.a_fic Design by the City, the aelec~ concept will be revised to show the following: · locations, dimensions and materials for special pavin~ location and preliminary design of pedestrian ,menilies; * light fixture typ~, size and location; location, type and spacing for plant materials; * location for public a~t and otber featu~e~, and; * location for grading improvements Ired retaining v,~lls, (1) Coordinate with City s~ff as to stylea and models of irri~on equipment, location of cont~oDers, sprinkler h~_._a_s, doubl~ check valves, meter~, e~c. to establish design gui~li~ for this p~oject. Idmlify tn~'ferred system components and manugscturer~. Co~$ider: Turf grass rotor locations and type. · 'l~ff spray head loc~ons and typo. JUN 4 ~S8 0:55 FROM RADY AND ASSOCIATES PAGE.008 city of Subsurface/drip npplications in shrub/ground cover beds. · Supplemental tree inigation. · Style and method of solenoid valve instnllation. Use of soil moisture sensors, rain sensors, and temperature. · Style of PVC pipe make-up system. (2) Develop a conceptual plan of the ovewall area which in,,strates the location of points of connection to exisling water mpply lines and electrical service. (3) Coorai.~t~ with City staff and Landscape Architect those areas requ'ulng irrigation iuiti.lly and those areas where future i~rigation is dcsh~d. Determine location of future sleeves/conduit to facilff, ate expansion of irr~tion system. (4) Calculate typical water consumption and the cost of such for th~ projcct area based on pI. ntin~ design. (5) Cooniina~ with franchise utility to obtsln power sources to nm Id~ltif~ geOteChni~tl bore locations by conterline station offset and elevation at existing ground adjacent to the edge of hole. JUN 4 'S3 0:55 FROM RADY AND ASSOCIATES PRGE.00S City of Coppell Preliminary Scope of Services Page 8. Drill 20 borings to 20-foot depth (one boring per 500 ~ foot of roadway). Verify existing utility locations prior to clrilling. Backfill/patch bore holes at completion. c. !._a_horat~y Investigation will include: 120 Moisture content Imcl laboratory classifications; 20 Atteffourg Limits; 5 Lime Serif; 1 Sulfate te~t p~r bore hole to check for llmo-induced heaving Uncon.fhled compressive strength tests; Unconsolidated Und~i~d Direct Shear ~ for trench Unit weight det~mimtiom. Famgh~ering ,~ualysis and Report: Provide summary of subsurfitce conditions; Provide ~ecommendation for the optimum ~ conc~tration for subgl'ado slabili~,~tion; Commit on sulfato coutont testing and ~ recommolldations for subgrade treatme~ to prevent the Provide r~onmmemtstions for a t,mExrary road (appmxim~ly 1-year li~ with no heavy trucks) cl~rin~ lx~ad construction Provide mmch baclc~l methodology, compaction, and placomont conm~nts; and, Provide four copim of the repotS. p~.llml.sry COSt Proiection: The Fltlgill~r shall prepare and tn~sent to the ~-ty along with the P~limim~ Plans a pre. limimuy cost projectio~ for constmctlon of the proposed improvements. The l~nginoer's cost projection shall be based upon the most recently av.iisble co~t data for projects of a ${milsr llatlll~ and scope and the professional judgment of tho F~. The cost projection slmll not be considered a guanmteo of the construction cost of tl~ projoct or the bids that may be received on the project nor shall the cost projection contain any atlowance for costs associated with the acquisition of rights-of-way and/or casement~ for the conslxucfion. City of Coppall Preliminary Scope of Services P~s~o~ and Public Nomma: The Nagineer shall attend and participate in a maximum of three Imblic forums to discuss the prelimina~ design of the project with the City Council, citizens and/or int~st groups of ~e City. The Engineer shall pr~are presentation graphics for use at the Imblic forums as deemed necessary by ~he Enginee~r to c~IRm~nicate the nece. ssary inforl~V, io~. Thc F~lgineer shall pm~icipatc in thc presentations as deemed appropri~tc by th~ City C. PHASE THP. N.E - FINAL DI~IGN Floral Plans and Contract Docum~:_ Upon acc~mc~ of ~e ~l~ins~ p~s by t~ Ci~, ~ ~r s~ ~ ~ P~ ~ ~ d~mm~ ~ble ~r ~ ~v~ ~d ~ of ~ f~ ~n~ ~ ~ ~!~ ~ ~ 30~ wa~rline, ~* w~, ~j~ ~ ~ju~hu~, ~ ~ s~, ~ng, ligh~g, s~, ~ ~d ~. ~ fi~ ~si~ ~b~l ~1 ~lu~ ~ fo~o~g: a. Cover sheet with location map. Plan and prof'de sleets of 24' wate~ line improve~nents prepared on single plan and profile sheets at a scale of 1 inch equnh 20 feet (horizontnJ) and I inch equals 2 fcct (vertical). Plan ~nd profile shc~ of th~ ~loca__._fion of thc City of D~lh, 30" water line p~pm~ on sin~e plan and profile shee~s a~ a sca~ of 1 inch equals 20 feet (horizoi~l) and I inch equals 2 feet Wate~ and sanitary sewer relocation phns pr~-~l either off separate plan and profile sheets or shown on drainage improvement phns. Plan and profile sis:ets of paving improvements prelxtred on single plan and profile sheeu at a scale of I inch equals 20 feet (horizontal) and 1 mca ~ 2 f~ f. Drainage area map imiic~,,i-~ draim~ facilities with size of proposed structures, area discharges, tim~ of concontmfion and acreage of d~na§¢ anms using hydrology consist~ with that developed in the l%asibilit~ Study/Report Faase. JUN 4 ~S3 0:56 FROM RADY AND ASSOCIATES PAGE.OIl City of Coppell P~iiminary Scope of Services P~ ~0. Planting plans to locate and identify items of plant material to bc used. A plant list, including quantity, size and variety of materials, will appear on thc drawing. k. Technical specifications not included in thc st~ specifications. L Irri~on: (l) Irrigation design pI.n sho~ i~dlczfin~ sprinkler ~ placement, sleeving for water and wi~e routes, pipe muting and si~ng, controller locations, valve assignments to a controller, system isolation valves and other miscellaneous items which convey the ultimate fuml working product. (2) Irrigation component assembly details. System programming schedules imticafi~g nm ~mes to apply 1" of W~I'. (4) Technic. al $p~cif-tg~OnS for irrigation. M~c~l~s non-standald detail ami typical sections shall be included in the plans. Standard de--ih provkl~l by lhe City ~ be imorpom~d as furnished upon review by the engineer zml stroll not be computer gonera~ed nor modified as pa~ of the basic services ~ncluded m~lcr th~ JUN 4 ~90 0:56 FROM RADY AND ASSOCIATES PAGE.OI2 City of Coppell l~IP-llminary Sc.~Op~ of Servi~-.~s Contract documents including notice to biddor~, instructions to bidders, form of proposal, siandard payment, performance and mainteoance bonds, standard form of agreement, special provisians, special specifications and standard details. The Engineer shall pni~xe the coahaCt documents utilizing the North Central Texas Council of Govex~ments (NCTCO~) St~dard Specificalions for Public Works Construction, including thc general conditions of agreemont. Technical Specifications shall I~ based on S~a~ DepaRme~ of Highways and Public Transportation ($DHI~ and NCTCOG. Provid~ construction control points appre~imal~ly every gO0' or tim nearest side street. Control pointi will be set oot~id¢ of thc limits of proposed conmuction. The final design plans and contract doo~ments shall bo sealed and signed by a l~ofes~ional l~ngineer, P,~glster~l Landsca~ Architect and Irrigator licensed by the Stat$ of Texas. P_.~ection: Th~ En~ine~ shall prepa~ and print to ~ ~ al~g wi~ ~ ~ p~ ~ ~ ~m~ a ~ ~ ~ for ~n~on of ~e ~ ~~. ~ ~'s ~ pmj~ shsll ~ ~ ~n ~ m~ ~fly ~le ~ ~ f~ ~s ~ a similar n~ ~d ~ ~ ~ pmf~ j~t ~ ~ ~r. ~ ~ pmj~on ~l ~ ~ ~ a ~ of ~ ~~ ~ of ~ p~j~ ~ ~e ~ds ~t my ~ ~iv~ ~ ~ ~j~. City staff for review. Upon completion of th~ final review by ~ city, the ][illgil~f shnl] I'~vi~/ th~ City'S commen~s nnd illgolporat0 the appropriat~ revisions into the final documents prior to tl~ bidding phase. l~ch time tho Engineer ~ubmits plans a~d specifications ~o ~ Ci~, mo (2) ~i~ ~ ~h ~ ~ ~i~. ~ ~ ~ ~ ~ ~ ~ for ~o~. (mop~ ~o ~fi~s) m ~ ~ ~ ~, ~ o~ ~kw~ plus ~ ~om ~ ~ ~ ~ m ~ Ci~. ~ffi ~ ~ ~o p~s by ~e ~, w~ ~UN ~ '5~ ~:57 FRO~ RADY HND H550CI~IE5 City of Coppcll Preliminary Scope of Services ~hall 1~ omitled and the plans shall bc stamped "Final' on the corot sheet and dated by the l~nglneer. UtiLity. Coordination: The Engineer shall supply to the City for distribution to utility compzxde~, including but not limited to, franchised uffiitir~s and pipcline compani~ which have facilities within tho limits of the Project construction plans for the Pwject. The above mentioned construction plans shall consist of thc following: Oho set of appl'oved and clued conceptual plans One ~ of ~mv~ ~d ~ p~ ~S ~e ~ of ~ a~ ~ ~ p~s. _ Ci~ ~ ~ ~m ~ u~ty c~m~, ~ ~ ~ma~ ~ ~e ~ f~ ~y ~s~ ~l~ons. The Engineer shall assist the City in coordinating with the utility companies auy proposc(I imptovemm~ts, either on thc surface, below the suffacc, or above thc suffac~, that may be affected by the Project. This willinclude, but not be limited to franchised utilltics, City of Flower Mound, City of Dallas Water l~p'~'t,uent, County of Dallas and pipeline compani~, which have facilities within the limits of the Project. The F. algifleer will i,,dieate on the f'mal pluns said proposed implovements both on plan and profile. 1. A¢ivecdaemont ~ The Fmgim~r shall, upon approval of the final and contract docum~, prepare thc construction documc-nts for advertisement and b~dding. Th~ Nofic~ to Bidd~'s ehnll be sublloJtled to the Pul~ha~g Depart'meat for subm~t~ to the newspaper of record of the City for publication to advertise bids to be received on a dalr acceptable ~o the City. Ui~n deAr'ruination of the bid date, tile ~ngineex shall prillt forty (40) sets of the final construction documents, forward copies of the co~waction documents to th~ local contrac~ organizations to be placed on file and be responsible for the i~suance of sets of documents to intomsted ccmtractors from tl~ Bngtno~'s officO. The City ~hnll b~ fL~lli$hed thr~ set~ of final doctilllg~l~ for ~i~ by tbe ~,~pmccsst~ff ~tnd placement on file by the Pttrchasitlg A~ent during tho bidding s. co~s for printing of final bid .d~cuments shall be the respon~oility ~o£ ~v ~ Additional copi~ w~ll be prinu:d at the request of tho City. JUN 4 '93 0:5? FROM RADY AND ASSOCIATES PAGE.O14 of Prelimim~ Scope of Scrvicos _O~enin~ of Bids: The l~gineer shall attend the bid opening and assist in the receipt and opeaing of bids if desired by the City staff. Upon completion of tbe opening of bids the Engineer shall r~ain the bid documents for the purposes of labulation and evaluation Of the bids. The contract documents shall require bids be submitted hi duplicale by the contractor. Bid Tnh,,la~ion and Rocommendntion of Award: The Fagineer shall tabulate the bids received to vc~f'y the low bid and other bids and si,an review the experience ~nd ~mlifications of the low bidder to asc~!in the ability of contractor to adequately po'~orm tho work proposed. Upon ~ of th~ low bidder' s experi_cnc~, qualifications, bid submitted and bonds, the Engineer shall make a written recommeogation of award of the contract, comple~ with a ~lation of the bids, to the City for consideration by the staff snd City Council. p~oaration of Contract Documents: Upon award of tbe contract, ~he Hnginovr shall prepa~ six sets of contrac~ documents for execution by the contractor and City. The l~r~ineer shall forward said documents to the contractor for execution and illsertion of bonds alld when resumed the Enginee~ shall review thc documents for complc~ion and compliance with the requirements of the contract prior to forwarding the documents to thc City for execution. 1~. CONSTRUCTION ADMIlqI~TRATION Pre-Construction Con~c~: The Engineer ~ panicipat0 in a pre- construction confei~ace with rcpre~ontative~ of the City, th~ contractor and necessary utili~ comt~ni~. TI~ purpose of this conf~renco shsll be to ~tablish the conditions under which the work will be performed, ~ the individuals involved in thc ~ and construction admidimation, tho utility company ropmsoutatlvea and others that may be involved, delmmi,~ the construction schedul~ and develop a working relationship ealiy in the project. Coustmaion Observation: The l~gi~er shall make periodic visits to the project site to observe the ~ progress ~nd character of the work in progress and determine in gene. zat if construction is proc~din~ ill accordance with the C~struclion Doo~m6ots. The basic sorvic~ of this COuh~"t shah include a maximum of on© visit per week to tho proj0ct site during consLruction at an avera~ of ~ hours per visit. JUN 4 '93 0:58 FROM RADY AND ASSOCIATES PAGE.O15 City of COPpoll Prolimi~ry Scope of S~rvic~ 3. Other Construction Services: The r~gineer ~h~ll be available to provide inter~ of the plates, review of shop drawings and submiO_als when desil'ed by the City, and review of p~odic pay requests by thc Couh~or. The City shall have primaxy responsibility for the review of shop drawings, submittals and periodic pay requests and shnll op. ly l~quil~ tl~ services of the Engineer on a limited bssis. Thc Engineer shall he available to roriew plant m.~!erial photographs provided by tho contractor. Any professional services zzmd~red at the roquest of the City in t.[w field selection of plant mater/al shrill be considered additional services. The Engineer shall locaXe and/or re-establish major construction control points and limits of the easements in the field prior to comme~cemmt of construction in a manner adequate for use by the Co,factor. The Contractor will be responsible for staking the separate aspects of the project during the construction phase of the project and/or re-establishing the control points if disturbed or destroyed. Final Punch T J~' and pa~c~mmendafion of Acc~J~ce: Upon substagtiai completion of construction, ~ Engineer shall participate in a final waik- through and punch list of the project to assi~ in developing a list of dvficiencles to be corn~cted by the contractz~r prior to final acceptance. Upon completion of the punch list, the Engineer shall ro~mmend acceptance of the project in wri~i-g to the City staff. F. ADDITIONAL SI/RVICF~S Newsletter: The Engineer shall compose and publish a 'Master Copy* of an informational ~ewsletter regarding the Sandy Lake Road Improvements on a sexni-zv~oular basis. ~on to residents of the ama, City Council and staff and other interested parties will be thc re~0onsibility of the City. The nowsl~er shall be ~ on a per issue b~iz. In developing e~ch issue thc Fmginoer shall prepare a draft of the newsletter for ~ and comm~mt by the City staff. Upon mvi~w and approval by City slaff, the ~ shall publish the *Master Copy" of each issue to the City for reproductio~ and dimilmtion. ~ch llewsiettor shall he a minimum of O~e and a ~,~0111~ of two 8~1/2' x JUN 4 '53 0:5S FROM RADY AND ASSOCIATES PAGE.OI6 Pre~imina~ Scope of Services Page 15. Additional Meetings - City Council and/or Citizen Commlt~.s: The ~gineer shall atlend ..d participate in a maximum of six (6) public forum meetings, a~ part of the basic services, to present design concepts and consideration to the City C~mcil and Ci!i-_~mry Commltte6. Should additional public forum m~ings be requested by City sufff, the Bugi~eer shall aUeud and participate in and be compe~ed for each m~ing lump sum t~sls. Addiiioual lvlee~gs - City Staff: The Eullim~r shall atiend on average, o~e meeting per moth for the duration of desi~u phase work (anticipated to be two years), in all approximalely twenty-five (29') meetings. Should ,~ilional meelings be requesled by City staff, the Enginee~ Shall at~ud and panicllm~ in and be compe~saled for on a per each meeting lump sum basis. For additional compensation, the Engineer shall breakout fi.al plan.~ and develop contract documents for the intersection of Sandy Lake Road and Mm Drive from the end of the left turn lanes of each street to iuclude paving, dlaina~, oxistiRg and proposed utiliiies and slgnnliTation upon request Hydrologic ~nd Hydraulic Aual.vsisl At ~he reque8~ of the City and utilizilag the ds~a coll~ by ~ City and survey information obtained by the Eugineer during Pha.w One, the Br~in~r shall: Review the available ,~ regarding existing and pmpused drainage facilities to determ/ne Iocn~on, capacities, dkscharges and the applicable drainage ar~ for each. D~ine the cLmimge basins and sub-basins for the pioject area in question and develop storm drain discharges for c~rrent and fully developed conditions for the 5, 25, 50 and 100-yoar ev~ts. c. An~lyz~ tho existing drainage cban~l betwe~l McAtlhur Boulevard and Ms?eleaf Drive area to detolmine tlt~mafives for impr~onts. Develop design altomatives for convoyance improv~mont and aest~c enba~cemeuts b~'wee~ McAlihur Blvd. and Map~ Dr. Review hydwlogic and hydraulic aualyses pe~ormed by otbe~ W famil/adze snd incorporale the findings into the above aualysis. ouN 4 ~3 ~;5~ FRUP1R~DY HND ~S~O~[~rE5 ciw of Coppen Prelimir~ry Scotm of Services P~e ~67 Water System Annlysis: Upon t~quest of the City, the Bnginer~ shall perform a hydraulic water system nnslysis to evaluate the proposed water system improvements pmposod under this contract. This work shall include: Collect data relative to the City of Ceppell and City of Plower Mound water system including; water system maps, pump and storage information, existing hydraulic system models, operational criteria, condilion of individual compollellts and water linos, ditlrllal demand distributions f~r each p~ssure plane and other rulafive i~ffonnafion Update and edit previous hydraulic models to reflect existing conditions and operational critelia and debug model for new computer analysis. Revise demands on hydraulic model to n~flect those conditions expected during construction of relocating the 30" water i. Rewise demands on existing pump stations for ~ aveaige day conditions and proraie performance criteria for ~ same. Incorpo~c thc diurnal demnnd di~ribufion into ~ hydraulic models ill o~der to perform ~x~ded ~ simulations of the presst~e pln~es. Finalize model by l~viewlng internally and with City staff information regsralng pump performsnce and staging, on/off seitings, tank elevat/ons, pressure~, capacities al~ line conditions of 30" transmission main. g+ Bvaluate altematlves for the removal of the 30" wa~er trallsmislllon mnln from service between McArthur Blvd. and Denton Tap Rd. Cross-connect the City's 16" waterline at Denton Tap Rd. with tho 30" City of Dallas waterline to ~ the supply of potable water to Flower Mound on an interim basis in oilier to ~ the relocation of the 30" wa~rline witbln ~ pl~j~ llmits. + Cross-connect the City's p~10osed 24" waterline at D~.~to,~ Tap Rd. with the 30" City of Dallas waterline tO facilitate the sllpply of potable water to the City of Flower Mound on an interim basis to expedite the tulocation of th~ 30" waterline withi~ the ptoj~xt limits. JUN 4 ~93 1:00 FROM RADY AND ASSOCIATES PAGE.O18 l~tY2°Plm/co~ of Servic~ 3. Installation of an in-line booster pump along the 30" mmsmi.~ion main to offset dea~-tciencie~ in pressure or head caused by the cross- connection with the City of Coppell. 4. Cross-c. onn~ the City's system and supplement _-_dditional demand needs with the Cit3, of Lewisville's water supply. h. Pttlmre and prot~ot a report describing the technical at~'oach, fiDdln~% conclusions,and recommendations for zcview by tho City slnff. Thc rellort shall in~Itldc 8tlpfopriate 0xllibits for usc in presentations. ~t~cf~: Because of the uncertainty ofthe?eed for additional right-of-way and/or e~kqe~ent~ mr t~, t~to ~rtgmeer shall, at t~te requem'~c~c-~ncr, pl~m¢~ necessary ~a.~llellt and/or right-of-way doenmenLs for tho pfoposod alignment to bc u-lilized during acquiaition. These enseme, nt~ shall bo prel~M~ on a unit cost basis for each paxccl involved and shah include the following: a. Survey side benr~ ~ of pl~}ertiea for pmlxls~ of closure on rights- of-way takes. b. Rights-of-way and l~a~'ment Determination: The Engineer shall survey, render fie, Id ~¢c~, and prelxl~ plans and individual oxhibJts for additional right~-of-way and permanent a~d/or tcmpuflt~y consuuction e~sements no~ed. Rights-of-way and l~*ement plans ~hall include the following: O) Location of existing property pJos f~,,,fl refcz~ by st~tlon ami offset from the strcct centc~/ine. Location of easement limits either by station and offae~ from the street centerlinc or by offset dislance from an existing property line. (3) Anm of riglm-of-way or easement mquin~d. (4) Parenl number. (5) Lot and block of subdivision or trot ami survey identification of the parcel. JUN 4 '93 i:00 FROM RADY AND ASSOCIATES PAGE.O1S City of Coppell Preiimir~'y Scope of Services 10. (6) Name and str~ addres~ of the last known owner according to thc current tax roles of the City. Limits of existing easements snd/or rights~of-way. The above information shall be pre.,se~ed on $-I/2" x 11" paper for oath parcel to be acquired and shall also b~ sealed by a Regiazred Professional Land Surveyor. Thc Engineer shall submit above rights-of-way and easement information after approval of the Prcliminazy Plans in order to allow the City sufficient ~e to acquil~ said rights-of-way and/or easoments prior to com~eocemeat of construction. Upon notification of acceptance of the fights-of-way and cazement plans and exhibit~ by the City, the Engineer shall locate and mark il) th~ field the limits of the proposed fights-of-way and/or cazemo~ in a manner sufflckmt for the property owners to identify Set Prooerlv Corners: At the end of construction, and in accordance with state law, set new property corners of acquired right-of-way with iron pins. Steer Signsllzation and Signa~ Plan showing location of street si4p~, signal poles, controller box, detector loops and associated de~il~. ~ The Fmglneer shall furnish the cou'~actor with a reproducible set of drawings of the project for use in the preparation of drawings l~flccting the contractors construction recoxxls. Upon completion of the drawings by the contractor, the l~gineer shall review the same and forward one s~t of t~producible record drawings to the City staff. REVISIONS TO PLANS AND I!tPI/CIHCATIONS The l/ngineer shall be responsible for the pwfessional quality, technical accuracy, and thc service fumishtd tmd~r this Service Contract. Tho l/aginoer shall, without addition~ compensation, conect or revise any errors or deficiencies in such goods, services ~nd imtruments of service. JUN 4 ~93 1:00 FROM RADY AND ASSOCIATES PAGE.020 Prellmlnary Scope of Serv/ces Neither the City's review, avproval or acceptance of, nor payment for, any of the work shall be construed to operate as a waiver of any rights nn~r this Agreement or of any cause of action arising out of the podommnce of thi.~ Agreengnt, and the Engineer shall bo and remain liable W the City in accordance w/th applicable law for damages to the City caused by any defects or deficiencies in the work or F_.ngineer's negligent performance of the Work. The ri~hts and re4nedies of the City under thlg Agreement are in addition to any other rights and remedies pwvided by law. The City re,so'ws the right to d/rect substantial revision of the plans, special provisions, and specifications after due approval by th~ City as City may deem necessary, but in such event the City shall pay the Engineer just and equitable compensation for services, rendered in making such revisions. In any event, when the Fm~neer is ~ to make subs~m~fisl revisions under this Section of the Conuact, the Engineer ~h=ll provide to the City a written proposal for the entire costs involved in providing ~he City a completexl set of plans and specifications inchding special provisions and the ~/me t~quired to complete the various phases involved in the revisions. Prior to the Engineer undettakin~ any substantial revisions as directed by the City, the City must authorize in writing the nature and scope of rig t~hiom/md accept the method ami amount of compeosation and the time involved in all phases of the work. We are aware of tho potential impacts of All-ways Alternate transportation plan. We w/Jl consider possible impacts, however, any design revhicms as a result will bo grounds for JUN 4 d~ 1:~i FN~M NHD~ HND H~bUUIHTE~ PH~E.d~i COPPHuL SANDY LAKE ROAD R&A NO. 93021 MAN~O~ PROJECTION A. Phase I - Conceptual Plan 1. Dam Analysis 2, HorLzomal and Vertical Ali_e~meat 3. De~? Survey 4. Landscape Design 5. Public M~ting$ 6. Staff Meetings B. Phase II - Preliminary Design 1. Civil Plans 2. Landscal~ Plan 3. Irrigation Plan 4. C. motecimical Investigation 5. Cost Proj~tion 6. Public M~ngs 7. Staff Meetings C. l~mse m - Fh~al l~i~l 1. Civil Plans & Contract Documents 3. lrrigaiion 4. Final Cost Projection 5. Staff Mee~ugs ?o.o hrs. ~ $~.00 687.0 hrs. ~ $65.00 38.0 days ~ $600.00 1~6.0 Ins. @ $7~.00 300.0 hfs, 0 $80.00 4.0 ea. ~ 2000,00 '7.0 ea. @ 1000.00 $122,70S.00 1,681.0 hrs. ~ 289.0 hrs. ~ 54.0 hrs. ~ 1.0 Is. 90.0 hrs. @ $60.00 2.0 ea. ~ $2,000,00 9.0 ea. @ $1,000.00 $65.00 $109,265.00 $80.00 23,120.00 $75.00 4,050.00 11,550.00 5,400.00 $166,385.00 2,619.0 hrs. ~ $67.50 $176,782.50 1,041.0 Itrs. ~ $60.50 $6,2,980.50 210.0 hrs. ~ $75.00 15,750.00 90.0 hrs. @ $60.00 5,400.00 6.0 ea. ~ $1,000.00 6,000.00 $266,913.00 JUN 4 'S3 1:01 FROM RADY AND ASSOCIATES PAGE.OEE ~iddi~ ~h~c Bid Phase (S~ff Meeting~ - 2) G, Construction Administration 1. Pre-C.o~struction (Staff t~in~s - t) 2. Construction Administration (24 momhs) 3. Shop Drawings/Submittals 4. Punch List 1. Mileage, Postagc, Telephone, Pho~phic, Fax ~ Misc. 100.0 hrs. 48.0 hrs. ~ 77.50 $3,720.00 674.0 hrs. ~ $67.25 45,326.50 180.0 hrs. ~ $8.5.00 15,~0.00 75.0 hrs. ~ $8~.00 6.375.00 $70,721.50 $6.750.00 PROJECT TOTAL: JUN RADY AND ASSOCIATES, iNC. 9ZO COLLIER STREET FORT ~ORTH, TX 76102 PHOflE 817/335-651! METRO 817/654-42~6 317 33550?0 4 '9S 0:52 FROM ~ADY AND ASSOCIATES PAGE.001 FAX 817/335-5070 TO: TOTAL NU#BER OF PAGES [NCLUOZI~i THIS COVER SHEET .'~,-'~ , ~--~,~$ ~U~S~E= V'"~O~ ¥OU~ U$~ PLEASE CONFZR# RECEPTION COMI~NTS: