Title
Mallard Creek Sanitary Sewer Phase 1 and Cross Charlotte Trail Construction
Action
Action:
Approve a guaranteed maximum price of $69,916,613.02 to RH Price, Inc. for Design-Build construction services for Phase 1 of the Mallard Creek Interceptor and Segments 10 and 11 of the Cross Charlotte Trail.
Body
Staff Resource(s):
Angela Charles, Charlotte Water
David Czerr, Charlotte Water
Phil Reiger, General Services
Kathleen Cishek, General Services
Explanation
* On December 13, 2021, City Council approved a contract with RH Price, Inc. for Design-Build design services for the Mallard Creek Interceptor project.
* RH Price, Inc. has developed a guaranteed maximum price for Phase 1 of the construction of the Mallard Creek Interceptor - Mallard Creek Wastewater Treatment Plant to North Tryon Street segment - sanitary sewer project of $57,507,728.
* The construction will upsize the existing sanitary sewer line to increase capacity in the Mallard Creek Basin in Council District 4. This project consists of approximately 16,512 feet of 60-inch sanitary sewer pipe, 36 manholes, and four tunnels.
* Segments 10 and 11 of the Cross Charlotte Trail overlap with the Mallard Creek Interceptor project. These segments consist of approximately 11,375 feet of 12-feet wide paved trail, 240 feet of 12-feet wide elevated boardwalk, and three bridges across Mallard Creek.
* In an effort to utilize collaborative construction efficiency, the city negotiated with RH Price to include Design-Build construction services for the portion of the Cross Charlotte Trail.
* A guaranteed maximum price of $12,408,885.02 was negotiated, which is below the engineers estimate.
? Both Phase 1 of the Mallard Creek Sanitary Sewer project and Segments 10 and 11 of the Cross Charlotte Trail are anticipated to be completed by fourth quarter 2029.
Charlotte Business INClusion
The city negotiates subcontracting participation for Design-Build contracts after scopes of work are defined for con...
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