NDOT 3811; Spaghetti Bowl Xpress, Phase 1 Design-Build (SBX)
DCS is currently providing a staff augmentation team to Crew 913 that includes a Principal Engineer, two Assistant Resident Engineers, a Construction Technical Specialist-Office, eight Construction Inspectors (Level III and IV) and Cultural Resource monitors. Additional staff also include offsite Inspectors and Testers at the steel plant in Utah.
This $181 million design-build project consists of improvements to the US395/I-580 and I-80 system interchange to improve safety and traffic flows. The first phase of spaghetti bowl renovations include demolition and replacement of seven southbound I-580 bridges, southbound I-580 widening with on and off ramp realignment, and northbound and southbound I-580 PBS and Concrete Paving. The project also includes concrete panel Neighborhood Walls, concrete Sound Walls, concrete Retaining Walls, Soil Nail Walls, MSE panel walls, ITS, Signals, and Lighting.
NDOT 3858; SR28 from Crystal Bay to Carson Co. Line and SR431 from Mt. Rose Summit to Intersection of SR28
DCS is currently providing a staff augmentation team to assist Crew 911 that includes a Principal Engineer, Assistant Resident Engineer, Office Manager and five Construction Inspectors (Level III and IV).
This $35.3 million project includes a 4-inch cold mill with 3-inch plantmix bituminous surface with 1-inch open grade, construction of a soil nail wall, water quality improvements, erosion control, ITS systems and ADA upgrades.
NDOT 3763; I-580 Fairview Int. to Washoe County Line
DCS provided full Contract Administration to District 2 on this project by providing a team that included a Principal Engineer, Resident Engineer, Assistant Resident Engineer, two Office Managers, five Construction Inspectors (Level III and IV), a Surveyor and a Materials Tester.
Project highlights for this $12.7 million project included full depth asphalt repairs, 2-inch asphalt overlay, bridge work, ADA improvements and integration of several new ITS systems into NDOT’s existing fiber optic network on 6 miles of I-580. New ITS systems included traffic cameras, flow detection, wrong way driver infrastructure, traffic signal improvements and automated traffic counters.
NDOT Contract 3665; I-80 East of Fernley to 2 Miles West of Hot Springs Int.
DCS provided full Contract Administration to District 2 on this project by providing a team that included a Principal Engineer, Resident Engineer, Assistant Resident Engineer, Office Manager, three Construction Inspectors (Level III and IV) with one Inspector also performing Materials Testing.
Project highlights for this $9.2 million project included cold milling the existing asphalt pavement and performing a 3” asphalt overlay over the entire 10 miles of I-80. The project also included significant drainage improvements and an automated ITS Weigh-in-Motion system with vehicle classification, and remote operation abilities.
NDOT Contract 3625; USA Parkway Design-Build, I-80 to US 50
DCS was teamed with HDR on this large, design-build project and provided staff augmentation team members for NDOT Crew 905 that included an Office Engineer, and two Materials Testers.
This $76M Design-Build project extended USA Parkway by more than 12 miles to connect I-80 with US 50 at Silver Springs. The construction project consisted of upgrading the safety features of the existing 6-mile segment and constructing a new 12-mile segment. The new construction included a round-about for the connection to US 50 and two wildlife crossing structures.
NDOT Contracts 3609 & 3615; I-80 Improvements and Wildlife Crossings near Wells, NV
DCS provided a staff augmentation team to assist Crew 908 that included a Principal Engineer, Resident Engineer, three Construction Inspectors (Level III and IV) and two Materials Testers.
These combined $30 million projects consisted of a cold mill, rubblization and overlay of I-80 from a half-mile west of the Willow Creek grade separation to 0.82 miles east of US 93 as well as the construction of wildlife crossings at two locations over I-80: one 2 miles east of the Independence Interchange and the other a half-mile west of the Pequop Interchange. Installation of the new mesh fencing will aid in guiding wildlife to the new crossings and incorporate the existing interchanges to function as wildlife crossings.