Photos
of Quadguard CZ  
Plan sheets of Quadguard CZ
Design Criteria of Quadguard CZ
| Length |
Width |
| 3.58 m (11'-9") [3 bay] |
610 mm (2') |
| 3.58 m (11'-9") [3 bay] |
760 mm (2'-6") |
| 6.33 m (20'-9") [6 bay] |
610 mm (2') |
| 6.33 m (20'-9") [6 bay] |
760 mm (2'-6") |
NCHRP-350
Test Level |
Design
Velocity,
km/h (mph) |
Number
of Bays |
Effective
Length,
m (ft) |
Number of Cartridges |
Type I
Front of System |
Type II
Rear of System |
| TL-2 |
70 (44) |
3 |
3.57 (11.75) |
2 |
2 |
| TL-3 |
100 (62) |
6 |
6.32 (20.75) |
4 |
3 |
Number
of Bays |
Nominal Width |
| 610 mm (24") |
760 mm (30") |
| 3 |
QZ2403G |
QZ3003G |
| 6 |
QZ2406G |
QZ3006G |
Foundation Specifications
- Concrete Pad
- Foundation: 150 mm (6") minimum depth P.C.C.
- Anchorage: MP-3® with 180 mm (7") studs 140 mm (5 1/2") embedment
- Asphalt over P.C.C.
- Foundation: 75 mm (3") minimum asphaltic concrete over 75 mm (3")
minimum P.C.C.
- Anchorage: MP-3® with 460 mm (18") studs 420 mm (16 1/2") embedment
- Asphalt over Subbase
- Foundation: 150 mm (6") minimum asphaltic concrete over 150 mm (6")
minimum compacted subbase
- Anchorage: MP-3® with 460 mm (18") studs 420 mm (16 1/2") embedment
- Asphalt Only
- Foundation: 200 mm (8") minimum asphaltic concrete
- Anchorage: MP-3® with 460 mm (18") studs 420 mm (16 1/2") embedment
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