Miami University and Ohio University Ionwave #1120262497 Addendum 1

Miami University medium-voltage circuit connection between US43 and US46

Miami University is soliciting electrical construction bids to connect campus buildings US43 and US46 in Oxford, Ohio. - Government buyer: Miami University — Facilities Contracting/Strategic Procurement Office and Physical Facilities Division. - Scope: Furnish labor, equipment, and materials to install a new medium-voltage circuit along the existing tunnel and manhole route, including cable, splicing, terminations, racking, wrapping, grounding coordination, and cable identification. - Products and quantities: Three 4/0, 15 kV MV-105 copper conductors with 133% insulation and 4/0 THWN ground; two RA11 racking arms and two CR36-B stanchions per existing manhole; 600-amp dead-break terminations at each pad switch. Overall cable lengths, manhole count, and termination count are not specified. - OEMs and specified makes: Okonite (CLX/OKOGUARD cable or equal), Prysmian, Kerite, and Southwire (named cable alternatives); 3M (Scotch 77 arc-proof wrap); and Underground Devices, Inc. (RA11 arms and CR36-B stanchions). The racking requires 316 stainless-steel anchors and hardware. - Additional work/materials: Heat-shrink cable splices with fan-out kits as needed, and medium-voltage cable tags in manholes and in the tunnel tray at both ends and every 50 feet. - Notable requirements: Ohio prevailing wages, domestic-steel provisions, a 5% EDGE-certified business participation goal, and coordination of grounding connections before termination. - Performance: On-site work begins in the late-year period; cabling and manhole work precede substantial completion in the following early-year period. See the period summary for duration; no option years or subscription term are stated.

Description

Miami University is soliciting bids for the UEA Circuit 1130-1050 Connection 2026 project in Oxford, Butler County, Ohio. The work includes labor, equipment, and materials required by the bid package, including a new electrical circuit tie between US43 and US46. The bid package specifies installation of cabling and manhole work, with all cabling and manhole work due by January 22, 2027 and substantial completion by March 27, 2027. Bids must be submitted through the Ionwave platform by November 19, 2026, at 2:00 PM ET; prevailing wage requirements apply.

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