civ2043 intro Flashcards
concrete part1
1
Q
Binding mediums
A
1.Cement
2.Water
2
Q
Give Aggregates
A
1.Course aggregate
2.Fine Aggregate
3
Q
What concrete made of??
A
1.Binding mediums
2.Aggregates
3.Chemical admixtures
4
Q
How can concrete be enviromentaly friendly
A
- Recycling
- low energy input
3.Using waste as consituent material - limited transportation distance
5
Q
what steel helps concrete with?
A
Steel provides tensile strength to reinforced
concrete
5
Q
what is concrete block and brick strength in mpa
A
10-15 mpa
5
Q
what is strength of a typically used concrete in construction in Mpa
A
20-40 Mpa
