Concrete composition and concrete properties at 28 days – Characteristic data of the concrete test fields in the Runcahez diversion tunnel in Switzerland
Field
C
w/c
fc
E
fct
J
1. MC
450
0.32
109
57
12
210
2. RCC
400
0.32
94
56
10
209
3. HPC
500
0.30
114
57
12
1019
4. SFC
480
0.31
68
51
9
143
5. PC
687
13
14
867
c kg/m3 Cement content; w/c water/cement ratio; fc N/mm2 compressive strength*; E kN/mm2 modulus of eleasticity*; Fct N/mm2 flexural strength*; J J/m2 fracture energy*; MC Microsilica concrete; RCC Roller compacted concrete; HPC High performance concrete; SFC Steel fibre concrete; PC Polymer concrete; * determined after 90 days
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