TANDEM
®
SYSTEM
–
63
CONSTRUCTION OF OUTDOOR LIVING COMPONENTS WITH THE TANDEM MODULAR GRID
CONCRETE DECK SKIRTING –
CROSS-SECTION A-A
DETAIL 1
DETAIL 2
DETAIL 1
Tandem wall (with grid)
Shelf angle
Reinforcement 4 – 15M
Finished grade
300 mm
(12 in)
Square or round spread
footing Ø 600 mm (24 in)
600 mm
×
600 mm
Minimum 76 mm (3 in) clearance
50 mm
(2 in)
* Diagonal bracing
2
×
4 *
12 mm
(1/2 in)
Sonotube
Ø 200 mm (8 in)
Cross-section A-A
2-2
×
4
2-2
×
4
Hilti Kwik Bolt KB-TZU
concrete anchors with
washer Ø 12 mm (1/2 in)
×
140 mm (5 1/2 in)
at 300 mm (12 in) c/c,
or equivalent, sunk
50 mm (2 in) in concrete
Simpson Strong-Tie
BC40-type
galvanized fastener
or equivalent
(with Tapcon-type #10
×
90 mm (3 1/2 in)
long concrete anchors)
2
×
4
D
IA
G
ONAL
2
×
4 @ 1
6 i
n c
/c
2
×
4 @ 1
6 i
n c
/c