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Current Transportation Bids and RFPs

BidExpress screen shot
Submit Bids Online: BidExpress

Cobb DOT requires Contractors to create Digital IDs and submit bids online through BidExpress. Contractors are strongly encouraged to use the electronic bid bond verification with their bid through BidExpress.  If you experience problems using BidExpress, contact Customer Service at (888) 352-2439 from 7:00 am to 6:00 pm, Monday through Friday.

Current Bids/RFPs


Project Project No. Advertise Date Bid Date

Austell-Powder Springs Trail Scoping Study

X2543 08/13/2021 09/09/2021

Noonday Creek Trail Extension Scoping Study

X2544 08/27/2021 09/23/2021

Upcoming Bids/RFPs

Below is a list of upcoming projects for 2021.

Project descriptions and other details can be found on the Project Updates page.

Project Name Project No. Issuing Division Advertise Date Bids Due



Project Name Project No. Project Type Construction
Estimate (if applicable)
South Barrett Reliever Phase 3 X2407 Construction $25,000,000
Mars Hill Road over Allatoona Creek X2115 Construction $350,000
West Atlanta Street Trail X2412 Construction $3,000,000
Hillcrest Drive Sidewalk (South Gordon Road - Six Flags Drive) X2764 Construction $2,500,000
Austell Road Sidewalk (Veterans Memorial Highway - Clay Road) X2765 Construction $1,500,000
Shaw Road Sidewalk (Piedmont road - Woodrush Drive) X2751 Construction $1,500,000
Callaway Road Sidewalk (Austell Road - Jim Miller Park) X2778 Construction $2,000,000
Mack Dobbs Road X2606 Construction $2,500,000
Lower Roswell Road (Woodlawn Drive to Davidson Road) E6020 Construction $6,500,000
Silver Comet Connector (Plant Atkinson to Chattahoochee) X2415 Construction TBD