Alaska Geotechnical Tools
Well & Boring Geometry Builder
← Tools
Home
Piezometer
Percolation /
Infiltration
Monitoring
Well
Borehole & Casing
▼
Borehole
Drill bit / augered hole size
Diameter (in)
Total Depth (ft)
Well Casing / Riser
PVC, ABS, or other pipe
OD (in)
Wall (in)
Material
PVC
ABS
Other
Screen / Perforations
Slotted or perforated interval
Top Depth (ft)
Length (ft)
Type
Machine Slotted
Hand Slotted
Commercial Screen
Annular Fill Zones
▼
Filter Pack / Gravel Pack
Sand or gravel around screen or perc interval
Top Depth (ft)
Bottom Depth (ft)
Material
½–¾" Gravel
Pea Gravel (#8)
Coarse Sand
Gravel Chips
Natural (cave-in)
Bentonite Seal
Annular seal above filter pack
Top Depth (ft)
Bottom Depth (ft)
Form
⅜" Chips
Pellets
Granular
Slurry
Cement / Grout Seal
Surface seal or full annular grout
Top Depth (ft)
Bottom Depth (ft)
Mix
Neat Cement
Cement-Bentonite
Bentonite Slurry
Auger Cuttings Backfill
Native cuttings returned to annulus
Top Depth (ft)
Bottom Depth (ft)
Formation Profile
▼
+ Add Layer
Water & Test Parameters
▼
Groundwater Level
Static water table depth
Depth to GWL (ft)
Percolation Test Interval
Interval of gravel added to the bottom of the percolation test
Top Depth (ft)
Bottom Depth (ft)
Control Point
Reference elevation datum (geologist provided)
Control Depth (ft)
Surface Completion
▼
Casing Stick-Up
Height above ground surface
Height (ft)
Cap / Cover
Locking, vented, or flush
Type
Locking Cap
Vented Cap
Flush Mount
Protective Casing / Vault
Outer steel protective casing at grade
OD (in)
Height (ft)
Concrete Surface Pad
Surface protection / traffic pad
Thickness (in)
⟳ Update Drawing
↓ Export PNG
✕ Reset
Cross-Section View
Zoom
1.0×
🔩
Configure components at left
and click
Update Drawing
Cross Section