Prestress/Post-Tensioning Strand Systems

Schwager Davis Incorporated

SDI C4.6

Last edit date: 3/20/2024

GENERAL

Bar or Tendon Size Strand Diamter Ultimate (kips) Concrete Strength(psi) PJack (kips)
4 0.6" 234 4500 Lt. Wt. 176

WEDGES

Wedges Length Material Wedge Parts Wedge Angle Wedge Inside Diameter
1.80" 2 0.62"

ANCHOR HEADS

Anchor Heads Size Material Authorization Date
5" x 2 1/8" A536 GR. 80-55-0611/27/2002
Wedge hole angle:
Wedge hole diameter:
Strand hole diameter:

BEARING PLATES

Bearing Plates Size Material Authorization Date
none used
Bearing hole diameter:
Spiral size and turns: none

TRUMPETS

Trumpets Size Material Authorization Date
1'2" x 2 7/8" galvanized steel

DUCTS

Ducts Size Material Authorization Date
There are no duct components for this system at this time

SPIRAL

4 #5 stirrups