Skill | Concrete I | Reinforced Concrete Technicians | Structural Concrete Technicians | |
1. | Understands the fundamentals of concrete at the basic level: | |||
a. components | ||||
b. quality indicators | ||||
c. hydration | ||||
d. water - cement ratio | ||||
e. air entrainment | ||||
f. approved mix designs | ||||
g. batch tickets | ||||
h. curing to include cold and hot weather concreting | ||||
2. | Can determine specified testing requirements. | |||
3. | Can properly take concrete an air temperature. (ASTM C1064) | |||
4. | Can properly perform a slump test. (ASTM C143) | |||
5. | Can properly test for concrete unit weight. (ASTM C138) | |||
6. | Can test for air entrainment by pressure (ASTM C231) and volumetric (ASTM C173) methods. | |||
7. | Can properly cast, store and transport concrete cylinders. (ASTM C31) | |||
8. | Can properly cast, store and transport concrete beams. | |||
9. | Can prepare thorough and legible field reports. | |||
10. | Knowledge of ACI and ASTM concrete requirements. | |||
11. | Can properly monitor and test grout and mortar. | |||
12. | Can inspect simple reinforced masonry (storage & placement of materials, mixing, grout and mortar, reinforcement and anchorage). | |||
13. | Can inspect batch plant operations. | |||
14. | Can interpret plans, specifications, shop drawings and details for material, dimension, size and location. | |||
15. | Can perform visual inspection of reinforcing steel placement. | |||
16. | Has knowledge of proper handling and placement of epoxy-coated rebar. | |||
17. | Can inspect basic vertical and horizontal formwork. | |||
18. | Can perform post-tensioned concrete inspections. | |||
19. | Can inspect complex reinforced masonry above the basic level (post-tensioned, non-standard details, etc.) | |||
20. | Can perform observations, inspections, and testing for tilt-up concrete structures. |