Government Contract | Maryland
TUNNEL VENTILATION FAN REPLACEMENT

Bid Information


Bid Alert No: 00000422388

Bid Title: TUNNEL VENTILATION FAN REPLACEMENT

Agency Bid No. Title: HT-2649-000-006

Received Date: 11/23/2015

Close Date: 02/23/2016

Purchase Type: PROJECT TIME: 2,555 Calender Days

Delivery Point:

Delivery Date: Not Stated

Special Notices: Pre-Bid Conference Optional 12/03/2015 10:00 AM, Questions Due By 12/21/2015 03:00 PM

Specifications

Specifications include, but are not limited to:The scope of this project is to construct new ventilation exhaust stacks and lightning protection andreplace all tunnel ventilation fans, damper motors, electrical feeders, lighting, and roofs in theventilation buildings of the Baltimore Harbor Tunnel. The new equipment shall be compliant withAmerican Society of Heating, Refrigerating, and Air-Conditioning Engineers (ASHRAE) Standardsfor road tunnel applications and upgraded in accordance with the latest requirements of NationalFire Protection Association (NFPA) Standard 502 for smoke flow control during large vehicularfires and high temperature exposure. The facility will remain operational throughout theconstruction of the project. Specific discipline work includes but is not limited to the following:Architectural: New roofing system consisting of a conventional 4-ply roofing system, over rigidinsulation; Replacement of roof drains; Brick parapet extension; Temporary removal and reinstallation of existing service provider equipment; Evase stack cladding; Installation of new emergency overflow scuppers; and Screed coating of existing bulkhead roof slab and roof assembly with flashing.Structural: New evase framing consisting of hot-rolled and cold formed steel framing with steelplate cladding; New concrete roof openings and concrete curbing;

Product Codes: 91438, 91450

Agency Information


Issuing Agency: State of Maryland Transportation Authority

State: Maryland

Agency Type: State and Local

Contact: 2310 Broening Highway, Suite 160, Baltimore, Maryland, 21224

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