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41.
Commissioners Court - Regular Session
Meeting Date:
02/09/2021
Title:
1907-333 O'Connor Traffic Signals Change Order No 3
Submitted By:
Dawn Haggard, Road Bond
Department:
Road Bond
Agenda Category:
Regular Agenda Items

Information

Agenda Item

Discuss, consider, and take appropriate action regarding Change Order No. 3 in the amount of $77,716.53 for O'Connor Traffic Signals (Champion Infrastructure), a Road Bond project in Commissioner Pct. 1.  P: 329  Funding Source: Road Bond

Background

This Change Order adds various changes to the project, including the additional cost to complete the installation of conduits at Liberty Walk and Morgan Hill due to utility conflicts; the additional cost to replace curb and gutter that was removed in order to install conduit crossings via "open-cut" method at all three intersections; the additional cost of maintaining project perimeter signs and barricades due to a project delay caused by working around existing utilities; and the additional cost to relocate the controller pad at Liberty Walk intersection.

This Change Order adds a new item, 999-WC04, to compensate the Contractor for extra work to install conduits under the existing roadway via the "open-cut" method at Liberty Walk intersection. Due to various utility conflicts encountered within the constrained right-of-way (ROW) at the Liberty Walk intersection, it was not feasible to install conduits under the existing roadways by directional drilling as specified in the Contract. Conduit crossings had to be installed via open-cutting trenches, which requires different types of equipment, additional traffic control and pavement repairs. This new item is for the force account work performed in September 2020 only. Work performed in July and August 2020 was included in Change Order 1.

This Change Order adds two new items, 618-WC02 and 999-WC05, and adjusts bid quantities for conduit items to compensate the Contractor for extra work to install conduits at Morgan Hill Trail intersection. Due to various utility conflicts encountered within the constrained right-of-way (ROW) at the Morgan Hill intersection, it was not feasible to install conduits under the existing roadway by directional drilling as specified in the Contract. Conduit crossings had to be installed via open-cutting trenches, which requires different types of equipment, additional traffic control and pavement repairs. The installation of conduits in the areas behind the curb also required extra work because of the various unknown and unmarked utilities within a very tight ROW. The Contractor had to remove trees and re-route several utility lines that were in conflict with the proposed conduit layout.

This Change Order adds a new item, 529-WC01, to compensate the Contractor for extra work to replace the existing curb and gutter that was removed, in order to install conduit crossings via the "open-cut" method at Liberty Walk, Great Oaks, and Morgan Hill Trail intersections.

This Change Order adds a new item, 502-WC01, to compensate the Contractor for extra work and cost to maintain project perimeter signs and barricades due to a project delay that is not within the Contractor's control. It is estimated that the Contractor will need to maintain the project signs for five extra months until the end of April 2021.

This Change Order adds a new item, 999-WC06, and adjusts bid quantities for conduit items to compensate the Contractor for extra work to relocate the signal controller pad at the Liberty Walk intersection, as requested by the Brushy Creek MUD (BCMUD). After the Contractor installed the controller pad at Liberty Walk intersection per the plan location, the BCMUD expressed concern that the controller would obscure their sign monument in front of the Cat Hollow Park and requested the County relocate the controller approximately 60 feet north of the location shown in the plans. The County approved this request.

Fiscal Impact

Attachments

Form Review

Inbox Reviewed By Date
County Judge Exec Asst. Andrea Schiele 02/04/2021 10:42 AM
Form Started By:
dhaggard
Started On:
02/03/2021 01:24 PM
Final Approval Date:
02/04/2021