Solutions

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

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

Pilot Holes for Large Diameter Holes for High-Capacity Strand Anchors in a Dam

Project required an 8” diameter pilot hole for each of the 278 high-capacity post-tensioned strand anchors that were installed in a 15” diameter final hole.

Pilot Holes for Large Diameter Holes for High-Capacity Strand Anchors in a Dam

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

Recreational Pier and Hotel – Eastern US

Pressure grouted micropiles are most often utilized when subsurface conditions consist of a sandy/silty consistency. The injection of grout under pressure allows bonding to the subsurface strata to add load-bearing capacity.

Recreational Pier and Hotel – Eastern US

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

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

State Road Highway Grouting

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

State Road Highway Grouting

Dam Stabilization – Eastern US

The installation of 28 permanent rock anchors and 109 passive dowels on the face and crest of the dam associated with the remediation efforts to improve dam stability. The structure is under the governance of the state Fish and Boat Commission [ Read More… ]

Dam Stabilization – Eastern 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