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Title
Change Order No. 6 for the construction contract with McMahon Contracting, Inc. in the net amount of $19,990.30 for Oakdale Paving and Drainage Improvements
Presenter
Romin Khavari, City Engineer
Recommended Action
Approve
Analysis
On August 2, 2016 the City Council (16-5861) approved a construction contract with McMahon Contracting, Inc. in the amount of $1,677,641.72 for Oakdale Paving and Drainage Improvements; 5% construction contingency in the amount of $83,882; material testing with Team Consultants in the amount of $20,910.75; in-house engineering in the amount of $65,428.03; street lighting improvements in the amount of $15,000 for a total project cost of $1,862,862.50.
This project provided for paving and drainage improvements for Phase I of Oakdale Road between Roy Orr Blvd to the existing dogleg at Old Oakdale Road. Phase I of the Oakdale project consists of 600 feet of concrete 4-lane divided thoroughfare between Roy Orr Blvd and the dogleg at Old Oakdale Rd; it also provided for the installation of traffic signals at the intersection of Oakdale Road and Roy Orr Blvd., storm drain and water main improvements, street lighting and other related items of work.
Phase II segment of Oakdale Road Project provides for 30% design and will extend Oakdale Road 3000 feet eastward to SH 161; design of this segment will be completed and constructed under separate contracts in FY 2021 and beyond and pending future developments in the area.
The current Change Order/Amendment No. 6 in the net amount of $19,990.30 provides for decreasing hydromulch seeding and increasing grass solid sod to address erosion concerns of the Parks Department for future vegetation maintenance.
Change Order/Amendment No. 1 in the net amount of $12,909.90 was approved by the City on October 28, 2016. The change order modified storm drain, curb inlet, flex base and street light conduit quantities.
Change Order/Amendment No. 2 in the net negative amount of -$14,378.14 (Cumulative: $200,027.66) allowed for current contract of conventional 9" 4000 PSI HES (high early strength) reinforced concrete pavement (-$104,617.80) to be modified to 9" 4000 PSI reinforced concrete pavement ($88,574.76), ground box reduction (-$800.40), 2" SCH 40 PVC street light conduit reduction (-$1,784.70) and relocation of an air release valve and vent pipe ($4,250.00) in conflict with construction.
Change Order/Amendment No. 3 in the amount of $36,871.81 provides for furnishing and installing traffic signal boxes, air release valve and miscellaneous quantity adjustments.
Change Order/Amendment No. 4 in the negative net amount of (-$109,741.14) provided for final project adjustments and quantity under-runs for various bid items.
Change Order/Amendment No. 5 in the net amount of $49K provided for final project adjustments and quantity under-runs for various bid items.
State statutes require City Council approval of a change order when the cumulative cost of this change order exceeds $50,000. With approval of this change order, the City Manager will be able to approve the change order to a cumulative value of $50,000 without additional Council approval.
Contract is substantially complete.
Financial Consideration
Funding for Change Order No. 6 for the construction contract with McMahon Contracting, Inc. in the net amount of $19,990.30 for Oakdale Paving and Drainage Improvements is in the Street Capital Projects Fund (400192), WO # 01406303 (Oakdale - Roy Orr to 161) and in the Water Capital Projects Fund (500592) WO #01613003 (Oakdale WTER).