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PROPOSED CONTRACT AMENDMENT (TRANSPORTATION AND HIGHWAYS)
Department(s): Transportation and Highways
Vendor: Dunnet Bay Construction Company, Glendale Heights, Illinois
Request: Authorization for the Chief Procurement Officer to Increase the contract
Good(s) or Service(s): Construction Services
Action: Transportation Committee
Location: Happ Road Bridge Over Skokie River, 0.5 Mile South of Winnetka Road
County Board District(s): 13 & 14
Original Contract Period: 5/17/2017 - 12/10/2019
Section: 16-W4043-00-BR
Proposed Contract Period Extension: N/A
Total Current Contract Amount Authority: $1,369,892.59
Original Board Approval: 5/10/2017, $1,256,082.55
Previous Board Increase(s) or Extension(s): N/A
Previous Chief Procurement Officer Increase(s) or Extension(s): 2/6/2018, $113,810.04
This Increase Requested: $107,384.46
Potential Fiscal Impact: FY 2019 $107,384.46
Accounts: 11300.1500.29150.560019 & 11900.1500.29150.560019
Contract Number(s): 1755-16129
IDOT Contract Number(s): N/A
Federal Project Number(s): BRS-4003(850)
Federal Job Number(s): C-91-113-17
Concurrences:
The vendor has met the Minority- and Women-owned Business Enterprise Ordinance via direct participation.
The Chief Procurement Officer Concurs
Summary: This project provides for a concrete bridge replacement located on Happ Road over the Skokie River in the Villages of Northfield and Wilmette. The quantities as shown on the contract documents were estimated for bidding purposes only. This change represents the difference between the estimated quantities and actual field quantities of work performed with additional quantities required for earth excavation, topsoil and sub-base granular material items.
New items were added for additional pavement marking items, recessed pavement markers, modify retaining wall footing, locating existing footings, installing 24” stop bars, additional perimeter erosion control, coring and drilling for guardrail, tree remobilization, additional pcc connector thickness, removal and disposal of material excavated for asphalt shoulders, traffic control signs for Skokie River, additional striping and additional bridge plaque.
This vendor was selected pursuant to a publically advertised invitation for bids in accordance with the Cook County Procurement Code. Dunnet Bay Construction Company was the lowest, responsive and responsible bidder.
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