This project to construct an 818 meters sewer pipeline at Barry Road, Kellyville to the existing sewer infrastructure north of the site along Cattai Creek.

The horizontal drilling was approximately 482 meters long and 336 meters open cut excavations through the terrain, with Construction of 11 Manholes, some being as deep as 9 meters in solid rock. 

The work site included areas where the clearing of hollow bearing trees was needed. An ecologist was consulted before the clearing works went ahead in order to identify the Darwinia Biflora. The project was a success and completed within the original time frame specified.