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Published byLeon Freeman Modified over 9 years ago
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Jennifer Livingston, P.E. ADOT – Senior Project Manager
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Location of State Route 68
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Introduction to the Corridor No reasonable alternate routes Commercial trucks Variable users Daily commuter traffic
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SR 68 Project $42 Million reconstruction of 13.7 miles New alignment (2-mile section) New bridges/wildlife crossings Truck escape ramps 440 Contract days
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Design-Build vs.Traditional Contract Method Design-Bid-Build: Design is complete before construction can begin Design-Build: Design and construction occur simultaneously
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Why Design-Build for SR 68 Importance of the corridor Project in ADOT’s 5-year plan Partnerships – local jurisdictions – BLM Design-Build legislation Support
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Selection Process Request For Qualifications (RFQ)/ Request For Proposal (RFP) 2 step process 7 firms responded to RFQ 3 firms short listed for RFP
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Selection Criteria Oral Interview Proposal Elements Responsiveness: Design management, quality, public relations, mitigation Innovation: Schedule, constructibility, elimination of design exceptions Construction: Construction management, MOT, safety
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Measures actual travel time $400,000 incentive Camera at Milepost 2 Camera at Milepost 15 SR 68 Travel Time System
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Video images from the two sets of CCTV’s are received by the computer. Travel Time is computed for each 10-minute interval. Video imaging system and tag recognition provided by Computer Recognition Systems Tel: 617-491-7665 Contact: Donald Wade or Salvatore D’Agostino SR 68 Travel Time System Golden Valley MICROWAVE One set of CCTV’s at MP 2 One set of CCTV’s at MP 12 Bullhead City Construction Office
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Lane Rental $1 M incentive
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Motorist Assist Patrol (MAP) Partnership with FHWA Security company Surveys Contract requirements Experience, tools, safety…
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Quality Workmanship Program $500,000 incentive Based on checklist and criteria
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Checklist
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Conformance Criteria Workmanship Inspection Checklist Categories Checklist Performance Goals Measurement by Examination Dimensional Measurement A) Safety: Goal=97.5 Percent Conformance Safety MOT 701 SWPPP 810 Guardrail 905 GET 905 (Develop as required) B) Operability: Goal=95.0 Percent Conformance Pipes 501 Fencing 903 Signs 608 Concrete Barrier 910 Catch Basins Concrete Structures 601 Drilled Shaft 609 Electrical 732 Concrete Curb, Gutter Sidewalk 908 Rip Rap 913 Reinforcing steel tolerances Reinforcing steel cover Concrete member dimensions (Others as required) C) Durability and Appearance: Goal=90.0 Percent Conformance Grading 203 AB 303 Tack 404 Misc Structural 409 Superpave 417 Concrete Materials 1006 Concrete Curing 1006 ACFC 414 (Develop as required) D) Management: Goal=90.0 Percent Conformance Bulletin Boards Survey 925 Contractor QC (Develop as required)
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Public Information Campaign –Over 25 presentations given to Kingman, Bullhead City and Laughlin civic organizations Brochure Project Update Newsletters Hotline Web page Construction alerts Speakers bureau
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Public Information Campaign Media coordination TV, radio, newspaper Elected officials TSM committee Site visits by local elementary students
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BLM Coordinator BLM employee on project full time Primary responsibilities include permits and environmental concerns
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Benefits of Design-Build Helps to develop, start and finish projects early Encourages the contractor and ADOT to build relationships and teams Through the lane rental and travel time incentive, the contractor had a stake in keeping the traffic moving through the project
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Jennifer Livingston, P.E. ADOT – Senior Project Manager
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