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Home My WebLink AboutGateway Project.pptIowa City Gateway City Council Work Session January 21, 2014 low,a CiTv GATEWAY Gateway Proje I Tonight's Objective: ■ Establish the Primary Design Parameters for the Project • Work Session ❑ Review City Council Process to Date ❑ Review Recent Activities for NEPA Process ❑ Review the Process as we Move Forward with Design ❑ Review Staff Recommendations ❑ Outline the Resolution and Options ❑ Answer Additional Questions from Council • Formal Meeting ❑ Outline Staff Recommendations ❑ Public Input ❑ Consider Resolution Establishing Primary Design Parameters City Council Process to Date: ■ September 17, 2013 Work Session • Reviewed the project and Environmental Assessment Process • Identified three primary design parameters that will need to be decided to move into the design phase • Answered Questions ■ October 1, 2013 • Work Session: Reviewed the three primary design parameters and staff's recommendations. Answered questions. • Formal Meeting: Held Public Hearing for input on the project. No action item on the agenda. ■ January 21, 2013 • Work Session: Review the process, parameters and recommendations. Answer questions. • Formal Meeting: Additional public input. Consider resolution establishing the three primary design parameters. NEPA Cultural Resource Investigations � and Recent Findings ■ Led by Office of State Archaeologist and Tallgrass Historians ■ Coordinated with: • Iowa City Historic Preservation Commission • Iowa DOT Cultural Resource staff • State Historic Preservation Officer • Received finding of Conditional No Effect summer 2012 • Affirmed by independent evaluation summer 2013 • Iowa City Historic Preservation Commission confirmed support, fall 2013 • Received FHWA Finding of No Significant Impact December 2013 IOWA CITY NEPA Public Outreach. GATEWAY • Started April 2010 • Two public meetings: 250+ attendees • Drop -in center + online public meeting • Public hearing /drop -in center • Multiple paid ads • Multiple media stories • Local media press releases • City and project specific Web site* • Mailing list of nearly 2,000* • Neighborhood and civic group meetings* • Multiple one -on -one meetings and calls* ■ - ► ;, L_M p *Will continue in the design process IOWA ciTV f; ATEWAV NEPATasks I Completed: ✓ Data collection ✓ Resource Agency coordination ✓ Flood model data updated ✓ Release NEPA document for ✓ Initial alternatives screening review ✓ Purpose and Need approved ✓ Hosted Public Hearing ✓ Two public meetings ✓ Received Federal approval ✓ Refine alternatives ✓ Screen alternatives ✓ Recommend preferred alternative ✓ Prepare NEPA document IOWA CITY all all • GATEWAY Iowa City Gateway Project 1 Tirneframe Oesl n roxlmate a mourns follw teal a vrellmina Mu nv -T=77, M ]W 4P ser IM rM YT' Jan Jm F2E F10 FM Design $Ld p.CLIVIr 21 2] 3 le I] 20 r 3 le I< 21 28 5 12 18 2a PraDesl n Council Decislonon3Desl nParameters conwpteal Design (te%) RBags concept Roadwaay y c concept Concept DeveloPment(D(3e) Landscape concept Poll Predesgn meeting CM council worn session, Roadway Design Issues Submit Consept Statement 0 lows DOT Pre llmllary Design (20%) Presminary rwdxay am bridge Preliminary Design 1001) WamrlSeweaDtllsy cooroiwtion Timeframe Finel Dasl n 8-12 months Lapin Process Lamascape plans dents .Wla A 1d a,11 MAl 1 Neu you Jervis FW fs MVns its 1 Mal .hit -Is C Counal wom session, Aesthetes aM taM Eaawnenl end Properly Coundl RBS Wn auMOr¢Ing Properly Acquisition gcqul &Lion p q isalsambl otiation Fpm Exam Design Plans (35 % plan s) Flaw Dam Plans feel Field exam plans for mainly, bridge, Omsae renew Valtioeinginnoming Preliminary Design Plans (7016 plans) Prallminmy Plans (DOS) Revised design plans her rwOway, briall eon., - Lightine, s wl, emenimarkl .d sound plans Check Plans CMCa Plans (100%plans) Fnal oesi n fortoxdw , she Final Plans and specmcmlons hon titling Public Hearing and CM CoullaI Approrel of Final Plans Flnm Plans and Swellons Ma DOT LeMng Prowls C Council Resolution /Award of Pro act Irderacson with property owners adjacent to the project and oMer imerested pamaswill be ongoing as named throughout the design process. The web site and whoul Public Input Option ltlas updates will ba used when More is new information to share won interested parses. Communication by prone, email or meetings Is welcomed by staff at any ame during Me broil Staff Recommendations for � Primary Design Parameters ■ Level of protection for Dubuque Street • 2008 event + 1' ■ Backwater reduction goals (Elevation of Park Road Bridge): • Low Steel at 200 year event +1' ■ Structural type of the bridge • Deck Girder or Through Arch Comparison of Levels of Protection for Dubuque Street IOWA CITY Bridge Type Low Steel Backwater Incremental Deck Incremental Construct! Constructi Construction Construction Elevation Reduction Improvement Elevation Height of on Cost on Cost Cost Cost GATEWAY at Idyllwild in Backwater Bridge Deck Estimate Estimate Estimate Estimate Reduction with with with with Dubuque Dubuque Dubuqueat Dubuqueat at at 2008 +1' 500yr +1' 100yr +1' 200yr +1' Deck Girder 100yr +1' 3.4" 660.20 $32.67 M $34.26 M Deck Girder 200yr+ 1' 6.1" 2.7" 662.52 27.8" $34.63 M $35.01 M M6 _ Deck Girder 2008 +1' 6.6" 0.5" 663.45 11.2" $33.41 $35.17M Deck Girder SOOyr+ 1' 7.0' 0.4" 665.03 19.0" $34.20 M $35.01 M $35.34 M $36.65 M EA Preferred Alternative _ Deck Arch 100yr +1' 3.6" 659.20 $36.01 M $37.59 M Deck Arch 200yr +1' 4.7" 1.1" 661.52 27.8" $37.96M $38.34M C6 - Deck Arch 2008 +1' 5.2" 0.5" 662.45 11.1" $36.71M $38.48M Deck Arch 500yr +1' 5.6" 0.4" 664.03 19.0" $36.94 M $38.33 M $38.66 M $39.98 M Through 100yr +1' 3.4" 656.87 $35.99M $37.58M Arch Through 200yr +1' 4.9" 1.5" 659.02 25.8" $37.93 M $38.31 M Arch 2008 +1' S.2" 0.3" 659.95 11.1" $36.70M $38.47M Arch `• Through 500yr +1' 5.8" 0.6" 661.53 19.0' $36.90 M $38.30 M $38.63 M $39.60 M Arch Comparison Goals and Bridge of Backwater Type Reduction Option Bridge Type Low Steel Elevation at Backwater Dubuque Construction Elevation the Dubuque reduction at Street Cost Estimate St /Park Rd Idyllwild and Protection of Bridge and Intersection Taft Level Road Speedway protection Deck Girder 500yr 00 and ba reduction . Preferred Recommended Th2008 rough Arch 200yr Arch Recommended Deck Girder 200yr 00 Girder IOWA CiTY— GATFWAY WHEREAS, City staff has recommended that the design parameters be: (1) protect Dubuque Street to the 2008 flood elevation plus one foot and, (2) provide backwater reduction by elevating the low steel of the new bridge to the 200 -year flood plus one foot and, (3) proceed with either the Through Arch Bridge or the Deck Ginter Bridge; and WHEREAS, the Council has considered the input and needs of the public; and WHEREAS, funds for this project are available in the Iowa City Gateway Project (Dubuque St) account # 3809. NOW, THEREFORE, BE IT RESOLVED BY THE CITY COUNCIL OF THE CITY OF IOWA CITY, IOWA, THAT For purposes of the Iowa City Gateway Project, which is currently planned for bid letting in 2015, it is in the best interests of the City of Iowa City and its citizens to establish the following design parameters: 1. The 2008 flood elevation plus one foot as the level of protection for Dubuque Street. 2. The 200 -year flood elevation plus one foot as the backwater reduction goal (low steel elevation) of the Park Road Bridge. 3. The as the structural type of the bridge across the Iowa River. Passed and approved this day of .20 tt C �� fJ -� 1