The design of TK200 bailey Bridge allows the system to be used in a logistic role throughout the support area. As a Line of Communication bridge it can carry loads of up to Class 110 over gaps of up to 60m (200ft). The bridge is ideally suited for areas where speed of deployment is vital.
Specification:
* Model : ZB200 bailey bridge ,Double Lane
* Width: 7.35m
* Single Span :9~60m
* Loading : HS15,HS-20-44 ,HS25-44 ,HL93 , HA ,HA+HB, trailers, caterpillers,half-track-vehicle
Features :
• Modular, pre-engineered, pre-fabricated bridge system
• Highly adaptable, fully reusable and re-locatable
• Transported in standard ISO containers
• Quick and simple to build using labour
• Fully galvanized for long life and minimum maintenance
• 3.048m module length
• 4.2m (single lane ), 7.35m (double lane)
• 0.5m ,1m and 1.5m perdestrian footways
• Proprietary steel decking systems to suit different loading requirements
• Durbar finish or factory applied anti-skid surfacing
• Full highway load carrying capability
• Simple, cost effective foundations
SECTION PROPERTIES(ONE TRUSS)
CONST. | SECTION PROPERTIES | ||
SECTION AREA OF CHORD (cm2) | BENDING FACTOR (cm3) | MOMENT OF INTERTIA (cm4) | |
SS | 25.48 | 5437 | 580174 |
SSR | 50.96 | 10875 | 1160348 |
DS | 50.96 | 10875 | 1160348 |
DSR1 | 76.44 | 16312 | 1740522 |
DSR2 | 101.92 | 21750 | 2320696 |
TS | 76.44 | 16312 | 1740522 |
TSR2 | 127.40 | 27185 | 2900870 |
TSR3 | 152.88 | 32625 | 3481044 |
QS | 101.92 | 21750 | 2320696 |
QSR3 | 178.36 | 38059 | 4061218 |
QSR4 | 203.84 | 43500 | 4641392 |
ALLOWABLE STRESS OF PANEL
Material yield strength of panel σS=345MPa
Material allowable stress [σ]=0.8×σS=276 MPa
Allowable bearing stress [N]= [σ]×F×φ=276×2548×0.751=528kN=54t
Stability factor of chord SSφSS=0.751;DS φDS=0.897
Allowable moment of panel [M]= [N]×h=528×2.134=1127kN·m=115t·m