|
We Purchase our
concrete from a
variety of
manufacturers.
Manuf A, Manuf
B, Manuf C
...etc...all
provide
approximately a
7 sack mix in
order to provide
a compressive
strength of
roughly 2,500
p.s.i. Attached
is a sample mix
design used
inorder to pump
the concrete
through a 2.5"
line. Standard
ASTM C33 sand
also purchased
from a variety
of manufactures.
Mix
Specifications
Strength (ƒ'c):
___ PSI
Slump: 6"
Air: 2% (+ or - 1 1/2%
W/C Ratio: .47
|
Materials |
Source |
ASTM
Standards |
Weight
(SSD) |
|
Cement |
TXI |
ASTM
C-150 |
658
lbs |
|
Fly
Ash |
|
ASTM
C-618 |
|
|
Course
Agg |
TXI |
ASTM
C-33
3/8" |
900
lbs |
|
Fine
Agg |
TXI |
ASTM
C-33 |
2076
lbs |
|
Admixture |
|
ASTM
C-494 |
OZS |
|
Admixture |
|
ASTM
C-494 |
OZS |
|
Max
Water |
|
|
308
lbs |
|
