Title
Contract with Trench Line Excavation, Inc. for Construction of the Hazelwood Drive Sewer Replacement Phase 2 Project
Body
RECOMMENDED ACTION (Motion):
Award the bid and authorize the City Manager to execute the Contract Agreement in the amount of $719,000.00 with Trench Line Excavation, Inc. to provide construction services to complete the Hazelwood Drive Sewer Replacement Phase 2 Project.
BACKGROUND:
The City of Oregon City's Sanitary Sewer Master Plan (SSMP) became effective November 1, 2014. The Hazelwood Drive basin was one of the moratorium areas identified for development restriction until sewer system improvements were made. The current moratorium expires October 1, 2019. Completing construction of planned sewer improvements will allow the Hazelwood Drive Sewer Moratorium to be lifted. Hazelwood is the last moratorium area currently enforced under the Public Facilities Strategy and will complete the City’s entire development moratorium. It is the City’s goal to have serviceable sewer improvements in place to lift the Public Facilities Strategy prior to October 2019.
The existing sewer system alignment runs through private backyards in proximity to Coffee Creek within a public utility easement and along the centerline of Warner Parrot Road. Construction concerns exist within the area between properties of 1010 Hazelwood Drive and 1012 Hazelwood Drive where the work area is tight between buildings and crosses the intermittent creek. Groundwater is also a concern where it can rise above the depths of the sewer line depending on the time of year. A portion of the work requires a Department of State Lands permit restricting construction during the In-Water Work Period from July 1 through October 15. A traffic control plan will be directed through or around the work area on Warner Parrot Road to minimize possible traffic disruptions.
The design team considered several design options including replacement in place, moving to new alignments, and several...
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