Prestress/Post-Tensioning Strand Systems

DYWIDAG-Systems International

35-0.6 Epoxy Coated Strand

Last edit date: 3/20/2024

GENERAL

Bar or Tendon Size Strand Diamter Ultimate (kips) Concrete Strength(psi) PJack (kips)
35 0.6" 2051 N/A 1540

WEDGES

Wedges Length Material Wedge Parts Wedge Angle Wedge Inside DiameterBABA Act Information*
1.969" C15PbK3 7° 20' ± 5' Unconfirmed

ANCHOR HEADS

Anchor Heads Size Material Authorization DateBABA Act Information*
15.750" Øx 2.500" (Retainer Plate) ASTM A36Unconfirmed
16.00" Ø x 6.00" AISI 10454/8/1999Unconfirmed
Wedge hole angle: 7° ± 10'
Wedge hole diameter: 1.339"
Strand hole diameter: 0.843"

BEARING PLATES

Bearing Plates Size Material Authorization DateBABA Act Information*
.. ..4/8/1999Unconfirmed
Bearing hole diameter: 10.00"
Spiral size and turns:

TRUMPETS

Trumpets Size Material Authorization DateBABA Act Information*
There are no trumpet components for this system at this time

DUCTS

Ducts Size Material Authorization DateBABA Act Information*
There are no duct components for this system at this time

SPIRAL

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Caltrans contact: Jim Ma, Concrete Committee Chair, jim.ma@dot.ca.gov

*As attested to by the supplier as of April 14, 2026 per definition in 2 CFR 184 and 23 CFR 635.410. Stakeholders should use this information in conjunction with corresponding Caltrans special provision section 6-1.04 to understand applicable requirement for the project.

The California Department of Transportation (Caltrans) is implementing statutory changes required by the Bipartisan Infrastructure Law -Build America, Buy America Act (BABA), as outlined in 2 CFR 184 and 23 CFR 635.410.

https://www.fhwa.dot.gov/construction/cqit/buyam.cfm