I-80 DB

• 10 miles on I-80 from Robb Dr. to Vista Blvd.

• Reconstruction through congested downtown

• Installation of new 10-mile ITS system

• Preserved Operational Capacity

I-80 DB Location & Scope

• Accelerate Schedule • Innovation–Pavement– Traffic Operations –Public Outreach

I-80 DBWhy Design Build?

• Fixed Scope; Lump Sum Price Centers• Evaluation Criteria – 50% Price– 40% Technical– 10% Schedule

• Pre-Proposal for Pavement Design• $50K/day early completion incentive

I-80 DBProcurement Strategy

I-80 DB Schedule

• Construction began 3 months after NEPA approval

• Impacts of Early Completion Incentive

• At-Risk Early Start • Completed construction 6

months ahead of original DB schedule

I-80 DB Risk Transfer

• Subsurface Conditions• 3rd Party Coordination• Utility Relocation• Public Outreach

I-80 DB Risk Transfer Leads to Innovation

• 67 Different ATC’s – 10 Used• Maintenance of Traffic • Auxiliary Lanes• Ramp Meters

I-80 DB Innovation

I-80 DB Lessons Learned

• Aesthetic Concepts/Design– Develop concepts in advance – More prescriptive specs

• Soft Subgrade Conditions– Risk is difficult to transfer– Communicate during procurement

• Conditional ATC’s– Competing interests – Impacts to acceleration

WEST MESQUITE DB

West MesquiteLocation & Scope

• Downtown Mesquite, NV• Replace Diamond Interchange with

Roundabouts at Ramp Terminals • Replace Bridges on I-15

• Speed of Delivery• Opportunity for Innovation• Reduce Impacts to I-15

West MesquiteWhy Design Build?

• Fixed Scope & Variable Price• Evaluation Criteria – 60% Price– 30% Technical– 10% Schedule

• Limit the lane closures on I-15

West MesquiteProcurement Strategy

• Construction began 1 month after NEPA approval

• Completed construction 6 months ahead of engineer’s estimated schedule

• 3 months ahead of other Proposers

West Mesquite Schedule

West Mesquite Risk Transfer

• 3rd Party Coordination• Utility Relocation• Public Outreach

West Mesquite Innovation• 30 Different ATC’s – 4 Used

• Accelerated Bridge Construction (ABC) Bridge slide – limited disruption to I-15

West Mesquite Bridge Slide

West Mesquite Lessons Learned

• Specifications for Innovation Hollow Nail Walls

• Bridge Deck Quality Remediation requirements

• Innovation & Small DB Projects Bridge Slide great example

I-15 ITS DESIGN-BUILD

• 15 miles of I-15 - South of Las Vegas

• Installation of a new ITS system

• Integration with RTC’s Freeway and Arterial System of Transportation (FAST)

I-15 ITS Location & Scope

• Innovation– Technology Expertise

• Immediate Need– Minimize traffic impacts

I-15 ITSWhy Design Build?

• Fixed Scope; Lump Sum Price

• Evaluation Criteria – 65% Technical– 35% Price

• $5k per day early completion incentive

I-15 ITS Procurement Strategy

I-15 ITS Schedule

• Construction began 1 month after NEPA approval

• System was operational 9 months ahead of Bid-Build scenario

I-15 ITS Risk Transfer

• 3rd Party Coordination• Utility Relocation• Public Outreach

• 10 Different ATC’s - 1 Used• Combination of Wireless &

Fiber solutions

I-15 ITS Innovation

I-15 ITS Lessons Learned

• Keeping up with Technology Resources with experience

• Evaluating new products Aligning vendor spec’s/products

• Warranties Consistency among projects

• Schedule• Risk Transfer • Innovation

How is Design Build Working for NDOT?