I-25-6003 Addendum 1.pdf
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- Contract number
- 26-557THA-ENGCO-P-95813
- Issued by
- Illinois
About this file
Contract Summary
This document is Addendum No. 1 to Contract I-25-6003, issued by the Illinois State Toll Highway Authority on February 9, 2026. The addendum modifies the original contract requirements and establishes a revised bid submission deadline of March 13, 2026, at 10:30 A.M. local time through electronic bidding via BidBuy. The primary change introduces a complete Schedule of Prices for the project, specifically referencing pages P-5 through P-9 that must be incorporated into all contract bids.
Contract I-25-6003 concerns oasis parking lot demolition at Hinsdale Oasis and O'Hare Oasis on the Tri-State Tollway (I-294) at mile posts 25.0 and 37.9. The Schedule of Prices includes approximately 60 line items encompassing core work and contingency work with a total base bid amount of Core Work plus Contingency Work totaling $215,000.00 for the Contractor's Quality Program. Core work items include earth excavation (1,937 cubic yards), pavement removal (11,130 square yards), erosion control measures, signage removal, temporary barriers and fencing, seeding and landscaping, and pavement marking. Contingency items include allowances for unforeseen erosion control ($60,000), construction works apprentices ($25,000), utility line protection ($45,000), and unforeseen conditions ($75,000). The contract also establishes liquidated damages provisions for non-compliance with tollway specifications, ranging from $300 to $10,000 per occurrence or daily increment, and includes a positive adjustment for construction works apprentices wage rate payment at $15.00 per hour.
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Illinois State Toll Highway Authority Contract No. I-25-6003 Addendum 1 Page 1 of 2 2/9/2026
ADDENDUM NO. 1
TO
CONTRACT REQUIREMENTS
FOR CONTRACT I-25-6003
ILLINOIS STATE TOLL HIGHWAY AUTHORITY
Date: 2/9/2026
For which proposals will be received by the Illinois State Toll Highway Authority through electronic bidding via BidBuy until 10:30:00 A.M. local time, March 13, 2026
NOTICE OF REVISION TO CONTRACT
NOTES:
1. A complete set of Schedule of Prices is included with this Addendum and must be inserted into the Contract Bid by the Bidder. The Bidder’s attention is called to pages P-5 thru P-9 which are included as part of the Schedule of Prices.
Illinois State Toll Highway Authority Contract No. I-25-6003 Addendum 1 Page 2 of 2 2/9/2026
CHANGES TO THE CONTRACT REQUIREMENTS
CHANGES TO THE ADVERTISEMENT FOR SEALED BID
Change #1 Contract Requirements, Volume I, Advertisement, insert pages P-5 through P-9 (attached), This replacement contains the following revisions:
1.1. Added the Schedule of Prices.
END OF ADDENDUM CHANGES
S.P.
PAY ITEM
NO.
DESIGNATION UNIT QUANTITY
UNIT PRICE
DOLLAR
AMOUNT
DOLLAR
* 20200100 EARTH EXCAVATION CU YD 1,937
* 20400800 FURNISHED EXCAVATION CU YD 1,291
** 25000400 NITROGEN FERTILIZER NUTRIENT POUND 81
** 25000600 POTASSIUM FERTILIZER NUTRIENT POUND 240
BDE 25100630 EROSION CONTROL BLANKET SQ YD 12,522
44000100 PAVEMENT REMOVAL SQ YD 11,130
44000500 COMBINATION CURB AND GUTTER REMOVAL FOOT 3,363
44000600 SIDEWALK REMOVAL SQ FT 3,147
44003100 MEDIAN REMOVAL SQ FT 86
60251200 CATCH BASINS TO BE ADJUSTED WITH NEW TYPE 8 GRATE EACH 16
60255500 MANHOLES TO BE ADJUSTED EACH 4
* 70307120 TEMPORARY PAVEMENT MARKING - LINE 4" - TYPE IV TAPE FOOT 931
72000100 SIGN PANEL-TYPE 1 SQ FT 15
72400100 REMOVE SIGN PANEL ASSEMBLY - TYPE A EACH 4
* X0301339 REMOVE EXISTING PARKING BLOCKS EACH 14
* JA000645 REMOVE SPRINKLER SYSTEM L SUM 3
* JI211126 TOPSOIL FURNISH AND PLACE, 6" SQ YD 12,522
* JI664616 TEMPORARY CHAIN LINK FENCE 8', TYPE 1 FOOT 1,957
* JI664620 TEMPORARY CHAIN LINK FENCE 8' SCREENING, TYPE 2 FOOT 1,957
* JI664621
TEMPORARY CHAIN LINK FENCE 8', WITH SCREENING,
REMOVAL
FOOT 1,957
* JI664622 TEMPORARY CHAIN LINK FENCE, SECURITY GATE FOOT 105
THE ILLINOIS STATE TOLL HIGHWAY AUTHORITY
CONTRACT I-25-6003
MILE POST 25.0 AND MILE POST 37.9
SCHEDULE OF PRICES
OASIS PARKING LOT DEMOLITION AT HINSDALE OASIS AND O'HARE OASIS
TRI-STATE TOLLWAY (I-294)
Contract I-25-6003 P - 5 February 9, 2026
NO.
DESIGNATION UNIT QUANTITY
UNIT PRICE
DOLLAR
AMOUNT
DOLLAR
THE ILLINOIS STATE TOLL HIGHWAY AUTHORITY
CONTRACT I-25-6003
MILE POST 25.0 AND MILE POST 37.9
SCHEDULE OF PRICES
OASIS PARKING LOT DEMOLITION AT HINSDALE OASIS AND O'HARE OASIS
TRI-STATE TOLLWAY (I-294)
* JI669016
REGULATED SUBSTANCES MONITORING AND FIELD
SCREENING
CAL DAY 90
* JI704013
FURNISH AND INSTALL TEMPORARY CONCRETE BARRIER,
CROSS-BOLT CONNECTION, TO REMAIN IN PLACE
FOOT 665
* JI706282
IMPACT ATTENUATORS, TEMPORARY (SEVERE USE, NARROW),
TEST LEVEL 3, TO REMAIN IN PLACE
EACH 5
** JS107360 DUST CONTROL WATERING UNIT 144
** JS250318 SEEDING, CLASS 4F ACRE 2.7
** JS280020 MANAGEMENT OF EROSION AND SEDIMENT CONTROL CAL MO 6
** JS280050 SILT FENCE FOOT 1,301
** JS280051 RE-ERECT SILT FENCE FOOT 325
** JS280070 STABILIZED CONSTRUCTION ENTRANCE SQ YD 480
** JS280120 TREE PROTECTION FOOT 374
** JS280150 TEMPORARY STABILIZATION WITH STRAW MULCH ACRE 3
** JS280180 RECTANGULAR INLET PROTECTION EACH 19
** JS280205 FILTER FABRIC INLET PROTECTION, COVER TYPE EACH 4
** JS280305 TEMPORARY DITCH CHECKS FOOT 150
** JS670A00 FIELD OFFICE, TYPE A CAL MO 6
** JS671020 MOBILIZATION, TOLLWAY (MODIFIED) L SUM 1
* JS701010 MAINTENANCE OF TRAFFIC L SUM 1
* JS842080 REMOVAL OF EXISTING LIGHTING UNIT, SALVAGE EACH 24
* JS842085 REMOVAL OF EXISTING LIGHTING UNIT, NO SALVAGE EACH 2
* JT250442 SEEDING, CLASS 4F NATIVE GRASS LOW PROFILE MIX (SPECIAL) ACRE 1
* JT669030 EARTHWORK CONSTRUCTION PLAN L SUM 1
Contract I-25-6003 P - 6 February 9, 2026
NO.
DESIGNATION UNIT QUANTITY
UNIT PRICE
DOLLAR
AMOUNT
DOLLAR
THE ILLINOIS STATE TOLL HIGHWAY AUTHORITY
CONTRACT I-25-6003
MILE POST 25.0 AND MILE POST 37.9
SCHEDULE OF PRICES
OASIS PARKING LOT DEMOLITION AT HINSDALE OASIS AND O'HARE OASIS
TRI-STATE TOLLWAY (I-294)
* JT669040 EARTHWORK FINAL CONSTRUCTION REPORT L SUM 1
* JT780310 MULTI-POLYMER PAVEMENT MARKING - LINE 6" FOOT 142
* JT780325 MULTI-POLYMER PAVEMENT MARKING - LINE 12" FOOT 45
* JT780355 MULTI-POLYMER PAVEMENT MARKING - SYMBOLS (LARGE) SQ FT 48
* JT783001 PAVEMENT MARKING REMOVAL SQ FT 117
TOTAL AMOUNT OF CORE WORK
Contract I-25-6003 P - 7 February 9, 2026
NO.
DESIGNATION UNIT QUANTITY
UNIT PRICE
DOLLAR
AMOUNT
DOLLAR
THE ILLINOIS STATE TOLL HIGHWAY AUTHORITY
CONTRACT I-25-6003
MILE POST 25.0 AND MILE POST 37.9
SCHEDULE OF PRICES
OASIS PARKING LOT DEMOLITION AT HINSDALE OASIS AND O'HARE OASIS
TRI-STATE TOLLWAY (I-294)
* JT155001 CONTRACTOR'S QUALITY PROGRAM L SUM 1 $ 10,000.00 $10,000.00
* JT154016
ALLOWANCE FOR UNFORESEEN EROSION CONTROL
MEASURES
UNIT 60,000 $ 1.00 $60,000.00
* JT154067
CONTRACT ALLOWANCE FOR CONSTRUCTION WORKS
APPRENTICES
UNIT 25,000 $ 1.00 $25,000.00
* JT154116 ALLOWANCE FOR UTILITY LINE PROTECTION UNIT 45,000 $ 1.00 $45,000.00
* JT154118 ALLOWANCE FOR UNFORESEEN CONDITIONS UNIT 75,000 $ 1.00 $75,000.00
** 999NEG04
NON-COMPLIANCE WITH TOLLWAY MAINTENANCE OF TRAFFIC
PER TOLLWAY SUPPL. SPEC. 701.08(a)
INC/DAY (2,500.00)$
** 999NEG05
FAILURE TO RESPOND TO RE-ESTABLISH DEVICES PER
TOLLWAY SUPPL. SPEC. 701.08(b)
OCCUR (2,500.00)$
** 999NEG06
FAILURE TO REPAIR IMPACT ATTENUATORS, TEMPORARY PER
TOLLWAY SUPPL. SPEC. 701.08(c)
OCCUR (2,500.00)$
** 999NEG07
LOSS OR DAMAGE TO TOLLWAY OWNED DEVICES PER
TOLLWAY SUPPL. SPEC. 701.08(d)
SQ FT (100.00)$
** 999NEG08
FAILURE TO OPEN TRAFFIC LANES TO TRAFFIC PER TOLLWAY
SUPPL. SPEC. 701.08(e)(a)
15 MINUTES (3,000.00)$
** 999NEG09
FAILURE TO OPEN TRAFFIC LANES TO TRAFFIC PER TOLLWAY
SUPPL. SPEC. 701.08(e)(b)
15 MINUTES (5,000.00)$
** 999NEG20
DAMAGES TO ILLINOIS TOLLWAY'S OPERATIONAL FACILITIES
PER S.P. 115.5 - TRI-STATE
OCCUR (10,000.00)$
** 999NEG30
DAMAGES TO ILLINOIS TOLLWAY'S OPERATIONAL FACILITIES
PER S.P. 115.5 - ALL ROADWAYS OFF-PEAK
OCCUR (2,000.00)$
** 999NEG31
DAMAGE TO ELECTRICAL FACILITIES PER TOLLWAY SUPPL.
SPEC. 107.30 (b)
INC/DAY (1,000.00)$
** 999NEG32
LIQUIDATED DAMAGES FOR DELAY IN SUBMITTAL OF
PROGRESS SCHEDULE PER TOLLWAY SUPPL. SPEC. 108.02 (e)
DAY (300.00)$
** 999NEG33
NON-COMPLIANCE WITH EROSION AND SEDIMENT CONTROL
PER TOLLWAY SUPPL. SPEC. 280.02 (2) (1)
INC/DAY (1,000.00)$
** 999NEG34
NON-COMPLIANCE WITH RESPONSIBILITY FOR CONSTRUCTION
HAULING EQUIPMENT PER TOLLWAY SUPPL. SPEC. 105.15
DAY (1,000.00)$
** 999NEG36
FAILURE TO COMPLY WITH OCCUPANCY DATE OR PROVIDE
COMPLETE FACILITIES. FIELD OFFICE OR LAB PER TOLLWAY
SUPPL. SPEC. 670.01 (b)
DAY (500.00)$
** 999NEG44 LIQUIDATED DAMAGES FOR NON-COMPLETION PER S.P. 105.1.1 CAL DAY (6,000.00)$
** 999NEG45 LIQUIDATED DAMAGES FOR NON-COMPLETION PER S.P. 105.1.2 CAL DAY (6,000.00)$
** 999NEG49 DAMAGE TO FIBER OPTIC UTILITIES PER S.P. 115.3 OCCUR (10,000.00)$
* 999NEG53
NON-COMPLIANCE WITH CONTRACTOR QUALITY PROGRAM
SPECIAL PROVISION
OCCUR (1,000.00)$
** 999NEG54
DAMAGE TO TOLLWAY MULTI-MODE CABLE, DMS SIGNS,
CAMERAS, TELECOMMUNICATION, CABLE, ELECTRICAL, WATER
AND SEWER PER S.P. 115.4
OCCUR (1,000.00)$
NEGATIVE
Contract I-25-6003 P - 8 February 9, 2026
NO.
DESIGNATION UNIT QUANTITY
UNIT PRICE
DOLLAR
AMOUNT
DOLLAR
THE ILLINOIS STATE TOLL HIGHWAY AUTHORITY
CONTRACT I-25-6003
MILE POST 25.0 AND MILE POST 37.9
SCHEDULE OF PRICES
OASIS PARKING LOT DEMOLITION AT HINSDALE OASIS AND O'HARE OASIS
TRI-STATE TOLLWAY (I-294)
999ADJ45 CONSTRUCTIONWORKS APPRENTICES WAGE RATE PAYMENT HOUR $ 15.00
TOTAL AMOUNT OF CONTINGENCY WORK + CONTRACTOR'S QUALITY PROGRAM (CQP) $215,000.00
BID CREDIT
AWARD CRITERIA
S.P. COLUMN LEGEND
INDICATES SPECIAL PROVISION (PROJECT SPECIFIC OR TOLLWAY STANDARD) *
INDICATES TOLLWAY SUPPLEMENTAL SPECIFICATIONS **
INDICATES IDOT SUPPLEMENTAL SPECIFICATIONS AND RECURRING SPECIAL PROVISIONS ***
INDICATES IDOT BDE SPECIAL PROVISION BDE
INDICATES IDOT GBSP SPECIAL PROVISION GBSP
INDICATES DISTRICT 1 SPECIAL PROVISION D1
ADJUSTMENTS
TOTAL AMOUNT OF CORE WORK + TOTAL AMOUNT OF CONTINGENCY WORK + CONTRACTOR'S
QUALITY PROGRAM = TOTAL AMOUNT OF BASE BID
POSITIVE
Note 1: The Contractor should leave the unit price value blank. The unit price will be entered by the Tollway after receipt of bids.
Contract I-25-6003 P - 9 February 9, 2026
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