Solutions

Wastewater Treatment Plant Upgrade – Central US

Micropile construction commenced with a detailed review and understanding of the micropile construction specification and project drawings. Dimensions of permanent materials including casing, all-thread-bar are common for all types of micropiles. For pressure grouted micropiles, the minimum bond length is [ Read More… ]

Wastewater Treatment Plant Upgrade – Central US

Precision Drilled Vertical Pilot Holes for Blind Bore Shaft Development

Project required the drilling of thirty-four 17.5” diameter pilot holes for future 96” diameter pump shafts that would be drilled utilizing blind bore techniques. The pilot holes were drilled in two passes with the initial 8” hole being drilled using [ Read More… ]

Precision Drilled Vertical Pilot Holes for Blind Bore Shaft Development

Sinkhole Grouting

Limited mobility grout is injected into void spaces within soil or rock, soft soils, or the soil-filled cavities of the bedrock, to improve the subsurface soil and rock conditions by filling the void spaces and replacing soft, loose soils with [ Read More… ]

Sinkhole Grouting

High-Rise Student Housing Complex

CDE was called on for the installation of an earth retention system to allow the construction of a two-story below grade parking garage to serve as the foundation for a new high-rise student housing facility. To meet the requirements of [ Read More… ]

High-Rise Student Housing Complex

Creek Protection Project – Appalachian Region US

The Creek Protection Project consisted of several phases of work including increasing the hydraulic capacity of the creek. Coastal installed permanent rock anchors within a post and panel floodwall positioned in the creek. In order to resist the design load, [ Read More… ]

Creek Protection Project – Appalachian Region US

Railroad Slope Stabilization

To rectify a slip along a section of railway track a wall was required. Due to space constraints, a pipe pile and lagging wall installation was deemed appropriate to accomplish the task.

Railroad Slope Stabilization

New Elementary School Construction

The Eastwood Elementary School, located in Morgantown, WV, is a recently completed WV DEP Environmental Award winning facility. As a Subcontractor to the General Contractor for the project, Coastal’s portion of the work included drilling strategically located boreholes, placing of [ Read More… ]

New Elementary School Construction

Large Scale Temporary Shoring Wall for Dam Rehabilitation

This project called for the installation of a temporary Soldier Pile and Lagging wall for soil retention for the rehabilitation and construction of a new spillway for a dam.

Large Scale Temporary Shoring Wall for Dam Rehabilitation

Retail Shopping Center – North Eastern US

Micropile construction commenced with a detailed review and understanding of the micropile construction specification and project drawings. Dimensions of permanent materials including casing, all-thread-bar, are common for all types of micropiles. For rock bonded micropiles, the minimum embedment into rock [ Read More… ]

Retail Shopping Center – North Eastern US

Water Treatment Tank Support – Northeastern US

Anchor construction commences with a detailed review and understanding of the anchor construction specification and project drawings. Dimensions and properties of permanent materials including all-thread-bar, plates and grout are determined. Additionally, for rock bonded anchors, the minimum embedment into rock, [ Read More… ]

Water Treatment Tank Support – Northeastern US