67 / 237
A23.4-09
©
Canadian Standards Association
IV
November 2009
8 Admixtures
12
8.1 General
12
8.2 Calcium chloride
12
9 Reinforcement
12
10 Hardware and miscellaneous materials
12
10.1 General
12
10.2 Hardware
12
10.2.1 Connections
12
10.2.2 Tendon deflectors
12
10.2.3 Pipes, conduits, and other hardware
13
10.2.4 Tendon anchors
13
10.3 Miscellaneous materials
13
10.3.1 Special facing materials
13
10.3.2 Bearing materials
13
10.3.3 Joint materials
14
10.3.4 Weather-sealing materials
14
10.3.5 Insulation for sandwich wall panels
14
10.3.6 Manufacturing accessories
14
10.3.7 Other materials
14
11 Storage of materials
14
11.1 General
14
11.2 Hardware materials
14
12 Tolerances
14
12.1 General
14
12.1.1 Basic requirements
14
12.1.2 Tolerances not specified elsewhere
14
12.2 Tolerances for architectural precast concrete elements
15
12.3 Tolerances for architectural trim elements
15
12.4 Tolerances for structural precast concrete elements
15
12.5 Tolerances for structural precast concrete elements with special surface finishes
15
12.6 Panel warping
15
12.7 Panel bowing
16
12.8 Camber
16
12.9 Other tolerances
16
12.10 Tolerances for joints between architectural wall elements
16
13 Forms
16
13.1 Forms for precast concrete
16
13.2 Forms for internal voids
18
13.3 Preparation of forms
19
14 Fabrication and placement of reinforcement
19
14.1 General
19
14.2 Placing of tendons
19
14.3 Placing of reinforcement
19
14.4 Tolerances for placing
19
14.5 Welding of reinforcement
20
14.6 Concrete cover
20
Licensed for/Autorisé à Jed Friesen Sold by/vendu par CSA on/le June/18/2015.
~Single user license only. Storage, distribution or use on network prohibited. Permis d'utilisateur simple seulement.
Le stockage, la distribution ou l'utilisation sur le réseau est interdit.