Plans-FINAL PLANS NH 019 2 076.pdf

This document is a final plans and specifications file for the Hawaii Department of Transportation project NH-019-2(076) for Hilo Bayfront Highway intersection improvements in Hawaii. The project encompasses the conversion of an existing intersection into a single-lane roundabout with a central island, truck apron, circular path, and splitter islands. Additional scope includes roadway stabilization, pavement reconstruction, landscaping improvements, electrical conduits, highway lighting, drainage improvements, Americans with Disabilities Act compliant sidewalks, curb ramps, and roadway crossings, chain link fencing, signage, pavement marking, work zone traffic control, detour roads, and adjusting and relocating various utilities as necessary. The plans document provides detailed engineering specifications, site layouts, construction details, and technical requirements necessary for contractors to bid on and execute the work.

The final plans serve as the technical basis for the project bidding and construction phases. These plans establish the specific construction standards, material requirements, dimensional specifications, and engineering details that all bidders must follow. The document functions as the primary reference for cost estimation, schedule development, and means and methods planning by prospective contractors. Implementation of this project will result in improved traffic flow, enhanced pedestrian safety and accessibility, and modernized infrastructure at a key highway intersection in Hilo.