Olmitos & Garcias Creeks Watershed

The project consists of rehabilitating the existing earthen dam to meet high hazard criteria by abandoning the existing principal spillway conduit and replacing it with a new 42" concrete pressure pipe conduit and by expanding and protecting the auxiliary spillway with roller compacted concrete (RCC).  Initially constructed in 1963, the existing structure consists of a 310 feet by 30 inch principal spillway conduit in a 1460 feet long by 40 feet high earthen dam and 200 feet wide auxiliary spillway.

Download the Olmitos & Garcias Project Overview Document

Island Creek Local Protection Project

The Island Creek Local Protection Project is a flood damage reduction project designed to control flooding along Island Creek upstream of the confluence of the Guyandotte River and Island Creek.

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New Creek Site 14 Rehabilitation Project

The New Creek Dam was constructed in 1963 with a 114’ high earth fill embankment, concrete riser with 30” principal spillway pipe and earth auxiliary spillway. The dam covers a drainage area of 3,204 acres with water surface area at normal pool being 40 acres.

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Rita Bridge to Midway Plaza

Rita Bridge to Midway Plaza upgrade includes major rock, excavation, excavation support systems, general roadway construction, structural concrete and the relocation both wet and dry utilities.

Download the Rita Bridge Project Overview Document

Holly Hill Water Reach

Holly Hill Reach Water Transmission Main includes site clearing, excavation, boring and jacking, horizontal directional drills, and the installation, testing and commissioning of the water lines.

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Earling to Rich Creek

This work included the removal of guardrails, paved roadway surfaces, existing sub-base materials, and the re-shaping of ditches to original contours. In addition, this work was adjacent to the Guyandotte River corridor and thus, sediment ponds, silt fence, earth berms, and other items were required to control silt in accordance to permits.

Bee Run Recreational Dam

The turn-key delivery of Bee Run Recreational Dam required geotechnical analysis, levee earthwork, and marine construction.

About HGC

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