2.1.6
Prestressing Steel
Use seven-wire stress-relieved or low-relaxation strand conforming to ASTM
A 416/A 416M with a guaranteed minimum ultimate tensile strength of 1861 MPa
270 ksi. Use prestressing steel free of grease, oil, wax, paint, soil,
dirt, and loose rust. Do not use prestressing strands or wire having
kinks, bends, or other defects.
2.1.7
Reinforcing Steel
**************************************************************************
NOTE: If project has been designed for epoxy rebar,
add ASTM A 934/A 934M, "Epoxy-Coated Prefabricated
Steel Reinforcing Bars" in this paragraph and in the
paragraph entitled "References."
**************************************************************************
[ASTM A 615/A 615M] [ASTM A 616/A 616M] [ASTM A 617/A 617M], Grade 60 or
ASTM A 706/A 706M. Weld reinforcing steel in accordance with AWS D1.4.
2.1.8
Ties and Spirals
**************************************************************************
NOTE: If project has been designed for epoxy rebar,
add ASTM A 934/A 934M, "Epoxy-Coated Prefabricated
Steel Reinforcing Bars" in this paragraph and in the
paragraph entitled "References."
**************************************************************************
Steel, ASTM A 82 for spirals and ASTM A 615/A 615M for ties.
2.1.9
Pipe Sleeves
Use ASTM A 53, Grade B, or ASTM A 501 galvanized pipe. Sleeves shall be
galvanized in accordance with ASTM A 153/A 153M with chromate wash. Do not
place galvanized pipe in contact with any prestressing or reinforcing steel.
2.1.10
Bolts, Nuts, and Washers
2.1.10.1
Bolts
ASTM A 307, Grade A.
2.1.10.2
Nuts
ASTM A 563MASTM A 563, Grade A, hex style.
2.1.10.3
Washers
ASTM F 844.
2.1.11
Ultrahigh Molecular Weight Polyethylene (UHMWPE) Rubbing Surface
2.1.11.1
General
a.
Materials including additives shall be traceable by original lot
number.
b.
Materials used shall be FDA approved or otherwise harmless to
SECTION 02395
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