Power pontoon bridge
Power Pontoon Bridge is a set of self-propelled heavy pontoon equipment used for
constructing MLC80 floating bridges and 60tf ferry rafts over
current velocity not higher than 2.5m/sec. The load capacity for
tracked load is 72T, and for wheeled load on axle is 83T.The
complete set consists of 8 interior bays, 2 ramp bays and 10
transporters of pontoon.
Specifications for Power Pontoon Bridge |
|
Floating bridge |
|
Length of one complete set | 104m |
Load capacity | 72t(tracked load), 83t(wheel load) |
Roadway width | 5.7m |
Current velocity | ≤2.5m/s |
Length of a single pontoon unit | 10m |
Ramp Height | not less than 3m |
|
|
Rafts |
|
One raft consists of 3 interior bays and 1 ramp bay |
|
Number of combined ferry raft | 2 |
Load capacity | 60t(tracked load), 13t(axle load) |
Max. speed with full load | 3.0m/s |
Max. speed with empty load | 4.0m/s |
Interior bay
Interior bay is used to construct pontoon bridge and ferrying raft.
An interior bay weights 10t. It is combined by 2 bow pontoons and 2
roadway pontoons. The main size of unfolded interior bay is 10m of
length, 8.3m of width and 1.35m of height with 5m of carriage way.
Each bow pontoon of interior bay has installed one set of power
system which is made up of Outboard engine, reversed frame,
operation handle, battery, control box and oil tank.
Detailed data of OBM
| Item | Data |
| Type | YAMAHA85AETL |
| No of cylinder | 3 |
| Displacement (cm3) | 1140 |
| Diameter and stroke (mm) | 82×72 |
| output (kw/hp) | 62.5/85.0 |
| Max rotate speed (rpm) | 4500-5500 |
| Compress rate | 5.1 |
| Transmission ratio | 13::26(2.0) |
| Operation type | Line remote control |
| Oil supply | Pre-mix |
| Alternator | 10A |
| Oil tank capacity | 35L |
3.2 Ramp bay
Ramp bay is used as shore part of pontoon bridge or shore ends of
ferrying raft. The unfolded ramp bay weights 10t which is of 10m
length, 7.24m width, 1.03m height of bow pontoon and 0.8m height of
roadway pontoon.
3.3 Transport vehicle
Transport vehicle is refitted by 8×8 wheeled cross-country truck,
with turning rack, mobile platform, stable support leg, hanger
frame, hydraulic system and electrical system on it.
The transport vehicle is used to fold, load and transport interior
and shore bays as well as to transport and erect gangplank.
Transport vehicle performance data
| Items | Data |
| No load (L×W×H) | ≤12m×3.4m×3.1m |
| Loaded interior bay (L×W×H) | ≤13m×3.54m×4m |
| Loaded shore bay (L×W×H) | ≤13m×3.54m×4m |
| Chassis vehicle | 8×8-wheel country-cross truck |
| Total weight of cross-country trucks | ≯31.5t |
| Maximal speed | ≮84km/h |
