All correspondence must be made through the Vendor Portal. Specifications include, but are not limited to: r the augmentation of Crew 903 on three (3) concurrent projects in rural District I on State Route 169 and along I-15 between Garnet and Mesquite as follows: State Route 169, Project SI-0169(003) is estimated at one hundred eighty (180) working days with an estimated construction start of mid-January of 2023. The project length of construction is approximately three and a half (3.5) miles located south of I-15, extending to the northern limits of Logandale on State Route 169. This project includes shoulder widening, slope grading, and truck climbing lanes in both northbound and southbound directions. Additional improvements include hydraulic and landscape and aesthetics/erosion control treatments. NHFP-015-1(167) near Garnet is solely a truck climbing lane project with an estimated start of mid-March of 2023 and one hundred twenty (120) working days. The scope of this project will include the construction of two (2) truck climbing lanes; one (1) located on southbound mainline and one (1) located on northbound mainline. Widening activities are to be constructed with median build outs and will also include the construction of single slope carrier rail and hydraulic extensions and improvements. SI-015-2(048) is estimated to start construction in mid-March of 2023 with an estimated one hundred forty (140) working days. The scope of this project will include the construction of a single truck climbing lane located on northbound mainline. Widening activities are to be constructed with a median build out and will also include significant hydraulic improvements along with landscape and aesthetics/erosion control treatments.