Over 80 years of experience in structural stabilization and foundation work, including engineering and contractor services related to drilling and grouting, anchor and tieback systems, installation of instrumentation, and cellular concrete and fly ash placement.

 

Engineer's Corner

Articles

An Innovative Solution
Access was the greatest challenge. Adding to the difficulty of height and steepness, there was only limited access along the base of the wall.

Soil Nailing at the Home Depot
Construction of The Home Depot in Gladstone, Missouri, near Kansas City, had an interesting foundation problem. The site was limited and highly contoured. 

Soil Nailing: DOTs Warm Up to New Technology
Soil and rock nailing is a relatively new construction technique first used in Europe to stabilize and construct tunnels. In North America, it is quickly becoming a popular method of soil and rock retention, slope stabilization, and shoring. 

Specifications

CELL-A-FILL Specs
Sample specifications for Fly Ash Slurry structural fill, including chart of compressive strength versus density.

Compaction Grouting Specs
This section covers compaction with Sand/Cement/Flyash grout including the installation of injection pipes.

Specification Guide for Foundation Grouting of Dams
This section of the specifications covers; drilling, washing and pressure testing grout holes; making grout connections; furnishing, handling, transporting, storing mixing and injecting the grouting materials; backfilling holes;; care and disposal of drill cuttings, waste water and waste grout; clean up of the areas upon completion of the work and all other such operations as are incidental to the drilling and grouting.