Specifications
What we stock and what is listed.
Figures below are from the published ESRs — not catalog marketing. The EOR signs the layout. Factory bends only.
Durabar · ESR-5501
AC521. Temperature-and-shrinkage in slabs-on-grade, plain footings and flatwork. Listed #3 @ 12 in o.c. max.
| Size | What we stock |
|---|---|
| #3 | Listed ESR-5501 · 17.39 kip listed ultimate · E 7,899 ksi · bond 3.55 ksi |
| #4 | Also stocked in #4. Not an ESR-5501 listed size. |
Astec Plus · ESR-5751
AC454 structural listing. #4 and #8. This is the path for engineered members, HDOT, Navy and precast.
| Size | Listed ESR-5751 |
|---|---|
| #4 | 40.72 kip listed ultimate · E 9,831 ksi · bond 3.17 ksi |
| #8 | 148.16 kip listed ultimate · E 9,394 ksi · bond 2.12 ksi |
Astec bends
- Two 90° L-bends in Honolulu stock: #4 · 2×2 and #4 · 4×1
- Custom factory shapes to the EOR schedule
- No field bending — stirrups and bends are outside both ESRs