Professional Engineering Services - 69kv Transmission Line

General Information

The Stillwater Utilities Authority (SUA), Stillwater, Oklahoma seeks qualifications and proposals from professional and qualified individuals and firms to provide plans, specifications, bidding, and construction phase services to rebuild 2.75 miles of 69kV transmission line and to demolish two circuits of 69kV transmission line totaling 1.45 miles.

Preliminary Project Overview

The following outlines the general scope of construction and demolition activities anticipated for this project. These details serve as a preliminary framework, and the selected engineering firm will be responsible for refining the design, identifying any necessary modifications, and ensuring a comprehensive and technically sound approach. Any recommendations for alternative solutions, enhancements, or adjustments should be included in the proposal.

• Replace three 80’ Class 1 dead-end wood poles with steel.
• Replace forty-five 80’ Class 1 tangent wood poles with steel.
• Reconductor 2.75 miles from 636 AAC to 795 ACSR.
• Install OPGW and splice box at both ends (splicing by others).
• Replace all hardware and install new crossarms where present.
• Transfer all attachments to new structures.

Demolition Scope

Virginia – Perkins to Jardot

• Install new down guys at both ends.
• Remove 1 mile of 636 AAC conductor, shield wire, and associated hardware.
• Top 18 poles 2 feet above the crossarm and install split bolts.
  

Lakeview – Husband to Perkins

• Install new down guy at the east end.
• Remove 0.45 miles of 636 AAC conductor, shield wire, and associated hardware.
• Top 7 poles 2 feet above the crossarm and install split bolts.