All posts by Jeffrey W. Coonse, PE

Duke University Drilling Anchors Anchored Soldier Pile Wall
Anchors

Anchor design and installation for excavation support systems Definition FHWA defines anchors as cement grouted prestressed steel tendons...

photo of internally braced soldier pile wall
Soldier Pile Wall Safety

What are some safety considerations when constructing soldier pile walls? Soldier pile wall safety is about taking care...

Soldier Pile Wall Construction

How are soldier pile walls constructed? Soldier Pile Installation Soldier piles are typically steel H-piles or W sections. ...

Soldier Pile Wall Advantages

What are the advantages of a soldier pile wall? Flexibility Soldier Pile Walls are the go-to excavation shoring...

Micropile Drilling
Quality Control for Micropiles

Micropile Foundation Quality Control Using some basic micropile foundation quality control measures will help your project move forward...

photos of micropiles for supporting a tower crane
Micropile Design

Micropile Design Micropile design includes structural and geotechnical design. Let’s discuss the importance of these two types of...

photo of a small drill rig installing micropoiles
Micropile Advantages

What are the advantages of micropiles?   Overcoming Difficult Ground Conditions The first advantage of micropiles has to...

Anchor rig drilling soil nails
Quality Control for Soil Nail Walls

Soil Nail Walls Quality Control One of our founders has a saying, “checking is cheap.”  Another one most...

Photo showing installation of a soil nail wall
How Does a Soil Nail Wall Work?

How does a soil nail wall work? Concept Soil nail walls are typically designed using a limit equilibrium...

Photo of Alex Smith
Alex Smith is the New Managing Member

Congratulations to Alex Smith on becoming the new Managing Member at Subsurface Construction.  Alex is a professional engineer,...