Concrete Properties
Strength
- Precast, release: 4.5 ksi
- Precast, 28 days: 5.5 ksi
- Cast-in-place topping, 28 days: 5 ksi
Density, all concrete: 150 pcf
Strand Properties
Strand Type: 1/2 - 270 K - Low relaxation (Es = 28,500 ksi)
Straight Pattern
Rebar Properties
Grade 60 rebar
Prestress Loss Information
Live Load
AASHTO LRFD HL-93
Dead Load
Composite Dead Load:
- On Composite (DW): 3-inch bituminous wearing surface as Area Load (0.035 ksf)
- On Composite (DC):2 barriers = 0.6 klf
Diaphragm Loads: 0.81 kips at 25, 50, and 75 ft