Solutions

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

Slope Stabilization and Site Restoration

The project required a wall to retard a slide along a section of railway track. Due to space constraints, a pipe pile and lagging wall was selected to accomplish this task.

Slope Stabilization and Site Restoration

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

Dam Safety Assurance

This project called for the installation of 278 high-capacity, post-tensioned, multi-strand rock anchors. The anchors ranged in size up to 61-strands with test loads approaching 3000 kips. The anchors were installed in 15-inch diameter boreholes to deviation tolerances of less [ Read More… ]

Dam Safety Assurance

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

New Ragged Mountain Dam

The New Ragged Mountain Dam is located approximately 4 miles west of the Charlottesville, Virginia. The project included construction of a new earthen dam, an adjacent tunnel system and raw water pipeline to serve as the principal spillway for the new [ Read More… ]

New Ragged Mountain Dam

Maid of the Mist Shoring Wall

This project called for the installation of a wall for stabilization of an elevator shaft for access for maintenance and tourism of the Maid of the Mist facility.

Maid of the Mist Shoring Wall

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

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