AK PRA DENA 10(36), Replace Ghiglione Bridge

Solicitation / RFP / RFQ

This document outlines the requirements for replacing the Ghiglione Bridge in Denali National Park, Denali Borough, Alaska. The project involves the construction of a new 4-span, 180-foot long steel girder bridge with a cast-in-place concrete deck, supported by steel pipe piles. It also includes the demolition of the existing bridge upon completion of the new structure. The work encompasses structure, grading, drainage, base, and erosion control.

• Construction of a 4-span, 180-foot steel girder bridge with concrete deck.

• Abutments and piers founded on steel pipe piles.

• Demolition of the existing steel girder bridge.

• Work includes structure, grading, drainage, base, and erosion control.

• Specific quantities for various tasks are detailed, including:

  • Soil Erosion Control (Silt Fence, Fiber Roll, Check Dam)
  • Clearing & Grubbing, Removal of pipe Culvert
  • Roadway Excavation, Unclassified borrow, Geotextile filter, Roadway obliteration
  • Slope Reinforcement and Retaining Walls (Riprap)
  • Aggregate and Base Courses (Roadway Aggregate)
  • Bridge Construction (Driven Piles, Structural Concrete, Reinforcing Steel, Steel Structures, Bridge Railing)
  • Incidental Construction (Culverts, Structure transition railing)
  • Equipment requirements (Dump Truck, Wheel Loader, Bulldozer, Roller, Motor grader, Hydraulic excavator)
  • General Labor, Placing conserved topsoil, Mulching
  • Sign System, Temporary Traffic Control (barricades, cones, warning lights, construction signs, flagger)

• Project length: 0.201 miles.

• Estimated Price Range: $10 million to $20 million.

• Tentative Solicitation Date: Winter 2025/2026.

• Tentative Fixed Completion Date: Summer 2027 (exact date to be confirmed upon solicitation issuance).

• Not specified in this document.

• Location: 125 miles South West of Fairbanks, Alaska.

• The document provides a detailed breakdown of work items in US Customary Units, categorized by division (Project Requirements, Earthwork, Slope Reinforcement, Aggregate and Base Courses, Bridge Construction, Incidental Construction).

Forms / Attachments / Pricing Sheets

This document contains the "Summary of Quantities" for the "Replace Ghiglione Bridge" project (AK PRA DENA 10(36)). It details the estimated quantities for various pay items required for the construction project.

• Pay Item Numbers and Descriptions: Lists specific construction tasks and materials (e.g., Mobilization, Construction Survey, Removal of Pipe Culvert, Structural Concrete, Reinforcing Steel, Bridge Railing, Pipe Culverts).
• Units of Measure: Specifies the units for each pay item (e.g., LPSM, LNFT, EACH, CUYD, SQFT, HOUR, ACRE).
• Quantities: Provides estimated quantities for each pay item, broken down by project section (e.g., Typical Section, Plan-Profile, Erosion Control, Drainage, Bridge Plans, Temporary Traffic Control, Permanent Traffic Control).
• Option X Quantities: Includes a separate section for "Option X" quantities, detailing specific items like stockpiled aggregate.
• Remarks and Determination of Estimated Quantity: Offers additional notes and context for certain pay items.

This document is crucial for bidders as it outlines the scope and scale of work by providing detailed quantities for all construction components. It allows vendors to accurately estimate costs, assess resource requirements, and understand the overall project volume, which is essential for preparing a competitive bid.

Solicitation / RFP / RFQ

This document provides preliminary plans and information for the "Replace Ghiglione Bridge" project (Project Number: AK PRA DENA 10(36), Solicitation No. 69056725B000009). It is intended to help prospective bidders identify the project location and scope of work. The project will be advertised when viewing conditions may be difficult due to snow, and interested parties are encouraged to visit the site during summer/fall.

• Schedule A: All work required to replace the Ghiglione Bridge.

• Option X: Aggregate scrape from the Toklat River bed and aggregate processing.

• The work will be solicited under one base schedule and one option.

• Solicitation documents are expected to be available during the winter of 2025/2026. Bidders should monitor SAM.gov for the actual release date.

• To receive automatic notification, bidders must be logged into SAM.gov and select the "Follow" feature for the item.

• Not specified in this document.

• Project Location: Denali National Park, Denali Borough, Alaska.

• Bridge Location: Denali Park Road, Milepost 41.9.

• Toklat River Scrape Location: Approximate Milepost 53.88.

• Technical Questions: Submit via email to wfl.plans-spec@dot.gov.

• General Questions: Contact wfl.contracts@dot.gov or 360-619-7520.

• No Federal Highway Administration personnel will be available for show-me tours.