Mustang Substation 161kV Insulators

BIDDER'S EXCEPTION STATEMENT TO TECHNICAL SPECIFICATIONS
All Bidder representations will be relied on by GRDA in its evaluation of the bid to this RFQ.
One of GRDA's evaluation criteria will be the number and extent of the exceptions to GRDA's
specifications. Bidders shall be presumed to agreement with GRDA's specifications unless the
Bidder takes specific exception to one or more of the specifications as stated in the table below.
Whether or not exceptions are taken, Bidders must submit this statement as part of their bid.
Bidders must clearly identify all exceptions to specifications. Bidders must also state with
specificity the reasons for taking exceptions and the proposed alternatives/specification. Bidders
are cautioned against an exception that may be materially deviating from the specifications
included in this RFQ. A material deviation is an exception which results in the Bidder providing
goods and/or services that are substantially different than the goods and/or services GRDA
requested in the RFQ. If exceptions are not identified in this statement, any exception raised
following the notification of the award could result in the revocation of bid award and being
rejected from further consideration.
PRINT THE WORDS "NO EXCEPTIONS" HERE_________________ IF THERE ARE NO
EXCEPTIONS TAKEN TO ANY OF THE SPECIFICATIONS OF THIS RFQ.
IF THERE ARE EXCEPTIONS TAKEN TO ANY OF THE SPECIFICATIONS, THEY MUST
BE CLEARLY STATED IN THE TEXT BOX BELOW AND SUBMITTED AS PART OF
YOUR PROPOSAL.
ANY EXCEPTION THAT MATERIALLY DEVIATES FROM A SPECIFICATION IN THIS
RFQ MAY RESULT IN THE REJECTION OF THE BID FROM FUTHER CONSIDERATION.
EXCEPTIONS TO TECHNICAL SPECIFICATIONS:
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Specification Data Sheet(s)
Insulators shall be furnished in accordance with the following:
Station Post Insulator Ratings 161 kV
Underhung - 20
Mustang Substation - Quantity
Standard - 75
Withstand, kV
Impulse 750
Low frequency, dry 485
Low frequency, wet 315
Electrical distance, inches
Arcing 52
Leaking 132 (min)
Strength, pounds
Cantilever, upright 1,850 lbs
Cantilever, underhung 1,850 lbs
Tension 25,000 lbs
Torsional 90,000 in-lbs
Compressive 75,000 lbs
Bolt Circle diameter, inches Top: 5 Bottom: 5
Porcelain color shall be ANSI 70 gray
Height 62"
Type Tapered or Uniform stack
GRDA Insulators pg 3 of 3