Title
Joint committee action item approving Change Order No. 3 consisting of an increase of $560,705.25 for additions to the Arlington Heights Rd. & Buffalo Grove Rd. Concrete Pavement Rehabilitation’s Construction Contract, designated as Section No. 08-00999-02-RP.
Staff Summary
• Arlington Heights Rd.& Buffalo Grove Rd.: Concrete Pavement Rehabilitation LCDOT Change Order No. 3
• Change Orders need to be approved by the standing committees for cumulative net increases over 10%.
• Arlington Heights Rd. & Buffalo Grove Rd. project is under contract with Vixen Construction, under an original awarded contract at bid unit prices totaling $2,379,085.70.
• Change order #1 at $195,887 was to add the dowel bars and tie bars not included in the specifications.
• Change order #2 at ($2,034) was a credit for low strength concrete.
• This change order #3 reflects a change in repair strategy due to field conditions of the pavement concrete on Arlington Heights Road at those cracks which were to have dowel bar retrofits (DBR). At these locations the switch was made from DBR to full depth patching.
• There will be a balancing change order #4 in the spring of 2010 which will be minor.
• Summary: original awarded contract - $2,379,085.70; Change Order No. 3 -
$ 560,705.25; sum of all changes - $ 754,558.26