Two water utility companies, the City of Carmel Utilities and Indianapolis Water, provided water service to customers of the Hamilton and Marion County township boundaries. In 2002, the City of Indianapolis acquired the waterworks facilities. It was mutually determined then, that the City of Carmel Utilities would provide water service to customers within Hamilton County.
In order to continue uninterrupted service, the utility companies agreed to a phased transition of customers currently served by Indianapolis Water in Hamilton County to the City of Carmel Utilities. A phased transition of uninterrupted service to customers between two water utilities required the installation of several new water pipelines to connect the new utility’s water supply to the newly acquired customers.
The City of Carmel Utilities hired DLZ to design a phase of the water transmission infrastructure improvements. As part of its design effort, DLZ designed 1,600 lineal feet of 16” new transmission water mains to reinforce system pressure and provide better reliability for the system separation. DLZ’s design included traditional open-cut and directional bores in coordination with an INDOT project affecting this thoroughfare.
Apart from installing water pipelines other elements of the design effort included