Title
Aquifer Storage and Recovery Wells 303 and 301 - Construction Manager at Risk Construction Services Amendment - WS85010051 (Ordinance S-51686) - District 2
Description
Request to authorize the City Manager, or his designee, to execute an amendment to Agreement 144845 with MGC Contractors, Inc. to provide additional Construction Manager at Risk Construction Services for the Aquifer Storage and Recovery Wells 303 and 301 Project. Further request to authorize execution of amendments to the agreement as necessary within the Council approved expenditure authority as provided below, and for the City Controller to disburse all funds related to this item. The additional fee for services included in this amendment will not exceed $8,557,839.98.
Report
Summary
The purpose of this project is to augment Phoenix's potable water resources during times of long-term water shortages and emergency outages and to meet potable system demand balancing.
This amendment is necessary to meet agency requirements because of increased scope of work, as well as to add funds for construction. This amendment will provide additional time and money to the agreement.
Contract Term
The term of the agreement amendment is two years from the issuance of the Notice to Proceed. Work scope identified and incorporated into the agreement prior to the end of the term may be agreed to by the parties, and work may extend past the termination of the agreement. No additional changes may be executed after the end of the term.
Financial Impact
- The initial agreement for Construction Manager at Risk Construction Services was approved for an amount not to exceed $24,720, including all subcontractor and reimbursable costs.
- Amendment 1 increased the agreement by an additional $6,342,000, for a new total amount not to exceed $6,366,720.
- This amendment will increase the agreement by an additional $8,557,839.98, for a new total amount not to exceed $14,944,559.98, including all subcontractor and reimbursable costs.
Funding for this amendment is available in the Water Services Department's Capital Improvement Program. The Budget and Research Department will separately review and approve funding availability prior to the execution of any amendments. Payments may be made up to agreement limits for all rendered agreement services, which may extend past the agreement termination.
Concurrence/Previous Council Action
The City Council approved:
- Design Services Agreement 144844 (Ordinance S-43430) on April 19, 2017;
- Design Services Agreement 144850 (Ordinance S-43436) on April 19, 2017;
- Construction Manager at Risk Construction Phase Services Agreement 144845 (Ordinance S-43431) on April 19, 2017;
- Construction Manager at Risk Design Phase Services Agreement 144946 (Ordinance S-43507) on May 10, 2017;
- Construction Manager at Risk Design Phase Services Agreement 145054 (Ordinance S-43532) on May 31, 2017;
- Construction Manager at Risk Construction Phase Services Agreement 145055 (Ordinance S-43535) on May 31, 2017;
- Construction Administration and Inspection Services Agreement 147305 (Ordinance S-44464) on April 19, 2018; and
- Construction Manager at Risk Construction Phase Services Agreement 144845 Amendment (Ordinance S-44667) on June 6, 2018.
Location
4902 E. Asher Hills Drive
Council District: 2
Department
Responsible Department
This item is submitted by Assistant City Manager Inger Erickson, Deputy City Manager Ginger Spencer, the Water Services Department and the City Engineer.