Translate:
GRIP
serrer
The pre-stress is usually applied by __________ the steel before the concrete in which it is embedded has __________.
1. tensioning
2. hardened
anchorage
Translate:
RUPTURE
failure
Which stress slides along a line or plane?
shear
Translate:
EITHER...OR
soit.....soit
Permanent shortening or __________ of the concrete is called __________.
1. shrinkage
2. creep
Unscramble:
IXAS
axis
Translate:
FLUAGE
creep
Rebar is a __________ reinforcement.
1. passive
2. active
1. passive
Translate:
DAM
barrage
__________, prestressed concrete members are most highly stressed at the moment of transfer, when __________ is most likely to occur.
1. Precast
2. failure
NSRTAREF
transfer
Translate:
GELfrost
TRUE OR FALSE:
Post tension pre-stressing of concrete involves tightening nuts on steel rods to increase the concrete's compressive strength.
False
Translate:
GIVE OFF
dégager
The main advantage of __________ in comparison with __________ is that the whole concrete cross-section of a member resists load...
1. prestressed concrete
2. reinforced concrete
Unscramble:
URAIFLE
failure
Translate:
ROUILLE
rusting
Three ways to reinforce concrete are...
1. Steel fibre
2. Mesh
3. Rebar
Translate:
CARE
précaution
__________ or __________ are substances which are added to concrete or cement so as to improve one or more of their properties.
1. admixtures
2. additives
Unscramble:
CETOEDNFLI
deflection
Translate:
CONSTRUCTION DES ROUTES
roadbuilding
Concrete has to __________before rebar can take up the tensile stress of the member.
crack