| Fort Belvoir NCE |
Duration: 1 year
Rigs: CME 550X and Diedrich 50 Track
Scope: Drilled multiple borings and rock cores for new structures. Using HQ coring
|
| Fairfax County Parkway |
Duration: 2 months
Rigs: Diedrich 50 Track and CME 45C
Scope: Drilled over 200 borings for completion of the parkway.
|
| Norfolk Southern |
Duration: 2 weeks
Rigs: Diedrich 50 Track
Scope: Up to 40 borings and rock cores along existing railway easement.
|
| Haymarket Bypass |
Duration: 3 weeks
Rigs: Diedrich 50
Scope: 80 test borings for future highway around Haymarket, VA
|
| Dominion Transmission – Leesburg |
Duration: 6 weeks
Rigs: Diedrich 50
Scope: 75 borings and rock cores for transmission line around Leesburg, VA
|
| Dominion Transmission – Stafford |
Duration: 3 weeks
Rigs: Diedrich 50
Scope: 36 borings and rock cores for transmission line through Garrisonville, VA
|
| Rosslyn Central Place |
Duration: 1 month
Rigs: Diedrich 50, Acker Soil Scout
Scope: 14 geotechnical borings to depths of 140’. Some borings completed in below grade parking garages with overhead clearances less than 8.5’.
|
| Rocky
Pen Reservoir - Fredericksburg, Virginia |
Duration: 3 weeks
Rigs: CME 550X, CME 55LC
Track
Scope: 5-150' angle borings with Packer Testing using NQ coring methods, 2-100'
vertical borings with Packer Testing and 1" observation wells, all borings without
wells grouted at completion
|
| Possum Point Preliminary
Study - Dumfries, Virginia |
Duration: 2 weeks
Rigs: CME 550X
Scope: 4 geotechnical borings drilled to depths between 120'-180', 3" Shelby
tubes using 3-1/4" ID hollow-stem augers
|
| Harbor Station -
Dumfries, Virginia |
Duration: 2 years
Rigs: multiple ATV-mounted auger rigs
Scope: over 700 geotechnical
borings drilled to depths between 20'-120', critical Shelby
tube sampling and well installation was completed for slope
stability analysis on the regions volatile soils.
|
| Arlington Main Post
Office - Arlington, Virginia |
Duration: 3
weeks
Rigs: CME 55
Scope: 19 geotechnical
borings drilled to depths between 80-100', 2-3" pvc
casings installed to a depth of 100' for seismic testing
|
