BUREAU OF DESIGN AND ENVIRONMENT
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IDOT Contractor’s Packet
PLEASE NOTE: The IDOT Contractor’s Packet
automatically subscribes the requestor to all of the following publications and
reports. Those not wishing to receive all of the following lists can
subscribe to the desired lists individually
IDOT Addendum/Revision Checklist
A list showing Letting items that have changed as a result of a revision
or an addendum. The contractors should use this checklist to ensure they
have incorporated into their plans and proposals all addenda that have
been issued for each particular letting item. The checklist also
identifies withdrawn and deleted items. The checklist is published
regularly whenever addenda are processed.
IDOT Aeronautics Unit Price Tabulation of Bids
A listing of all unit price bids on awarded jobs for the letting, sorted
by letting item. The listing identifies the actual bidders, the as-read
bid amounts, the corrected bid amounts (if applicable) and the low
bidders. The listing is not published until jobs are awarded. Typically,
Unit Price Tabulation of Bids listings begin to be published four to
eight weeks after the letting, excluding the federal discretionary
seeking projects placed on the March and August lettings. These may take
several months before funds are secured and the projects awarded.
IDOT As Read Tabulation of Bids
A listing of all bids as they were read at the bid opening. The bid
amounts are not checked at the time this listing is produced. This
listing also includes a page which identifies all letting items for
which the as read low bid was, prior to a post letting review, within a
reasonable approximation of the Engineer’s estimate. The listing is
usually published by 4:30 p.m. of the day of the letting.
IDOT Price Indices
A monthly posting of the average price of Bituminous, Steel and Fuel;
used in determining cost adjustments on contracts containing the special
IDOT CBID Files
The CBID files contain the pay items and quantities for a contract, as
well as macros to prepare and print a bid. These files are in Microsoft
Excel format (xls). CBID files are put on the Website as they become
available. It is your responsibility to determine which, if any, addenda
pertains to any project you may be bidding. Failure to incorporate all
relevant addenda may cause your bid to be declared unacceptable. Note
that the CBID filename is the same as the IDOT Contract Number. Please
refer to the Transportation Bulletin – Notice of Letting for the correct
IDOT Construction Contractor’s Transportation Bulletin – Notice of
This is the official publication and invitation for construction bids by
the Illinois Department of Transportation’s Division of Highways, IDOT
Division of Aeronautics and the Illinois Department of Natural
Resources. The bulletin also contains information pertaining to pre-bid
meetings, the DBE program and other current information. The bulletin
will be published on the advertised publish date for each regularly
scheduled letting. Special lettings will have applicable bulletins
published at least 14 days prior to the letting on an as-needed basis.
IDOT Corrected Tabulation of Bids
A report that lists of all bids for the letting, sorted by letting item.
All bids have been recalculated and checked before this listing is
produced. The report identifies the eligible bidders, the actual
bidders, the as-read bid amounts, the corrected bid amounts (if
applicable) and the low bidders for the letting. The listing is usually
published within 14 days after the letting.
IDOT Federal Wage Rates Listing
Identifies the current federal wage rates to be used by contractors for
preparing bids whenever the construction activities are federally
participating. The federal wage rates will be published 10 days prior to
the letting date.
IDOT For Bid List of Bidders
The IDOT For Bid List of Bidders is a compilation of all potential
bidders who have been authorized to bid on each letting item for each
letting. A separate list is compiled for each letting and the list is
sorted by letting item. The list will be published several times with
the last time being one day prior to the letting.
IDOT Local Roads Contractors Bulletin
The Contractors Bulletin is a weekly publication advertising locally let
and "material only, bids" for local agencies, counties, cities/villages,
and road districts throughout the state. The bulletin is in three parts:
(1) previous advertisements for two weeks, (2) new advertisements with a
description of the job, the date and time of letting, description of the
material needed for bidding and any other information, and (3) awarded
projects identifying the successful bidder and the dollar amount.
IDOT News Flash from BDE
A News Flash is important information released by the IDOT Bureau of
Design and Environment which all contractors should read. This is
information that becomes available after publication of the Notice of
IDOT Not For Bid List of Bidders
A compilation of companies interested in participating in a construction
project as a sub-contractor or as a supplier. A separate list is
compiled for each letting and the list is sorted by letting item. The
list will be published several times prior to the Letting and a final
list will be published the day before the Letting.
IDOT Pay Item Report
A report showing all the pay items on the letting. For each pay item,
the listing identifies the quantity, letting item number, contract
number, county, IDOT district office and the unit of measure. The Pay
Item Report will be published after all proposals have been posted to
the Web Site.
IDOT Pay Item Report with Awarded Prices
A listing of all pay items on a letting. For each pay item, the listing
identifies the quantity, letting item number, contract number, county,
IDOT district office and the unit of measure. This report has an added
column which is the awarded unit price of each item. The Pay Item Report
with Awarded Prices will be published after the last item on the letting
IDOT Unit Price Tabulation of Bids
A listing of all unit price bids on awarded jobs for the letting, sorted
by letting item. Whereas the As Read Tabulation of Bids and the
Corrected Tabulation of Bids provide the sum total amount bid for each
letting item, the Unit Price Tabulation of Bids provides the break down
of all bids per line item unit price, and it is only provided for
awarded jobs. The listing identifies the actual bidders, the as-read bid
amounts, the corrected bid amounts (if applicable) and the low bidders.
The listing is not published until jobs are awarded. Typically, Unit
Price Tabulation of Bids listings begin to be published within three
weeks after the letting and may continue for up to 60 days. Jobs through
the Division of Aeronautics and the Department of Natural Resources are
IDOT Transportation Procurement Bulletin
The Transportation Procurement Bulletin Web Page features procurement
information for the construction and consulting industry, and the
general public. Postings include Invitations to Bid and Request for
Proposals from a variety of Bureaus within the Department of
Transportation. The site also features important procurement information
and links to contract award notices including sole source procurements,
emergency purchases, change orders which exceed $30,000, and renewal
notices. Subscribers will receive notification when new procurement
opportunities are posted to the Web page.
If you have questions, contact Tim Garman at (217)524-1642 or