US 93 Improvements – Buchanan Boulevard to the Hoover Dam Interchange Transportation Category, Projects $10 Million to $20 Million 2012 APWA Project of the Year Submittal

2 US 93 Improvements – Buchanan Boulevard to the Hoover Dam Interchange Service to the Public

APWA Project of the Year Submittal US 93 Improvements – Buchanan Boulevard to the Hoover Dam Interchange Service to the Public

APWA Project of the Year Submittal US 93 Improvements – Buchanan Boulevard to the Hoover Dam Interchange  5.2 miles of widening  9 intersections  Partial interchange reconstruction  1 retaining wall  5 miles of new ITS infrastructure  Extension of a bighorn crossing  3000 feet of storm drain  4000 foot interceptor ditch system  7 concurrent utility relocations Community Need

APWA Project of the Year Submittal Community Need Immediate Stakeholder Coordination  National Park Service  Boulder City Public Works (held 1 of 2 public information meetings)  Native American Consultation (SHPO)  Division of Wildlife  Hacienda Hotel & Casino  Lake Mead View Estates HOA ADOT/Bullhead City/ Laughlin  Meetings/conference calls with ADOT and FHWA  Meeting with Bullhead City Staff, ADOT & FHWA (AZ & NV)  Laughlin City Council US 93 Improvements – Buchanan Boulevard to the Hoover Dam Interchange

APWA Project of the Year Submittal US 93 Improvements – Buchanan Boulevard to the Hoover Dam Interchange Fast Track Design Schedule: Start to Advertisement 11 weeks  Scope identified early January 2011  Approved for design January 2011  Design initiated February 2011  Design complete May 6, 2011  Notice of award July 28, 2011 Intricacy of Design

APWA Project of the Year Submittal Utility Relocations Several Utility Agencies / Concurrent Relocations  Cox Communications  Century Link  National Park Service Communications Lines  Southwest Gas  Las Vegas Valley Water District  Boulder City Sewer & Water  Hacienda Hotel & Casino Utilities Intricacy of Design

APWA Project of the Year Submittal Operation/ Safety Improvements Colorado Street Intricacy of Design Retaining Wall with Transmission Pole at Colorado Street

APWA Project of the Year Submittal Operation/ Safety Improvements Nevada Way Intricacy of Design Improvements

APWA Project of the Year Submittal Operation/ Safety Improvements Lake Mountain Drive, Ville Drive, Lakeshore Road Original Intricacy of Design High-T Intersection

APWA Project of the Year Submittal Access Management Improvements Hacienda Hotel & Casino Intricacy of Design Improvements

APWA Project of the Year Submittal Operation/ Safety Improvements Hoover Interchange Intricacy of Design

APWA Project of the Year Submittal Intelligent Transportation Systems (ITS) & Sign Enhancements Intricacy of Design

APWA Project of the Year SubmittalDrainageDrainage Intricacy of Design

APWA Project of the Year Submittal Landscaping and Amenities  Lighting Upgrades  Coloring on Concrete Structures  Re-vegetation  Pull out for LMNRA Intricacy of Design

APWA Project of the Year Submittal US 93 Improvements – Buchanan Boulevard to the Hoover Dam Interchange Construction:  Began – August 2011  Open to Traffic – November 23, 2011 Difficulty of Construction Notice of Award to Opening = 79 Days

APWA Project of the Year Submittal Community Coordination Labor Day at Lake Mead Boulder City Arts Festival Mountain Man Triathlon Silverman Triathlon World Championships Pumpkin Man Race Difficulty of Construction

APWA Project of the Year Submittal Environmental Issues Difficulty of Construction

APWA Project of the Year Submittal Utility Coordination  Cox Communications  Century Link  Southwest Gas  Las Vegas Valley Water District  Boulder City Sewer & Water  Hacienda Hotel & Casino Utilities  National Park Service Communications Lines Difficulty of Construction

APWA Project of the Year SubmittalBlastingBlasting Difficulty of Construction

APWA Project of the Year SubmittalQuantitiesQuantities Difficulty of Construction New graded gas station/ overflow parking area at Hacienda Hotel

APWA Project of the Year Submittal US 93 Improvements – Buchanan Boulevard to the Hoover Dam Interchange  Time from Governor‘s directive to obtaining funds and people working  100% of project funding came from the State  Worst economy in 65 years  Typical process: Complexity of Funding days for design consultant procurement 90 days from advertisement to award 45 days from award to NTP

APWA Project of the Year Submittal US 93 Improvements – Buchanan Boulevard to the Hoover Dam Interchange Original Contract Price: $15,858,585 Change Orders or Delays: $1,143,928 Cost Growth = 7.2% Cost and Time Growth Time Growth = 0 Days

APWA Project of the Year Submittal US 93 Improvements – Buchanan Boulevard to the Hoover Dam Interchange Social / Environmental / Economic Sustainability  Recycled material  Millings on parking lots – reused  Salvaged and replanted vegetation  Excess material used to construct parking Hacienda and widen shoulders  Bike paths  ITS/ MOT  Expand streets and/or highways  Access road improvements  Wildlife crossing – bighorn Hoover Dam Interchange  Construction footprint  Tortoise fencing

Thank You