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Dongfeng Chassis National V 18m Bucket Bridge Inspection Equipment

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City: Hangzhou
Province/State: Zhejiang
Country/Region: China
Tel: 86-571-86875791
Contact Person:
Mr Joshua

Dongfeng Chassis National V 18m Bucket Bridge Inspection Equipment

Brand Name : Hongzhou
Model Number : HZZ5251JQJ
Certification : CCC
Place of Origin : China
MOQ : 1
Price : negotiation
Payment Terms : T/T
Supply Ability : 100 unit per year
Delivery Time : 2 month
Packaging Details : Nude
color : red
size : boom length 18m
material : steel structure
application : bridge inspection
Span width : 5.2m
Span height : 4.3m to 5.8m
total weight : 31ton
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Dongfeng chassis National V 18m Bucket Bridge Inspection Truck good performance safe stable

Main description:

18m Bridge Inspection Vehicle (Bucket type-HZZ5311JQJ18) is the latest operating vehicle which independently developed by our company, it has nice exterior, compact structure, easy operation, safe and reliable features. It can safely and efficiently send staff and testing equipment to any location which the bridge magnitude allowed, in the meanwhile complete the work in the shortest time. It also meet the testing requirements for most different bridges.

Bucket type Bridge inspection vehicle used DONGFENG chassis, drive mode is 8 × 4, the maximum driving speed is 90km / h, maximum working speed is 10m/min, parts of hydraulic components and control components imported. The dedicated device uses first scalable, second rotating , third luffing mechanism, forming a three-dimensional space, six degrees of freedom space motion system, can safely and efficiently send staff and testing equipment to any location which the bridge magnitude allowed.

Product standard:


Bridge Inspection Vehicle


Outer dimension, axle load and mass limit for Road vehicle

GB/T 3766

General technical conditions for hydraulic system

GB 4785

Installation rule for vehicle and exterior lighting signal

GB 7258

Safety specifications for vehicle operating on roads

GB/T 7935

General technical conditions for hydraulic component

GB/T 9969.1

Instructions on industrial products

GB 11567.1

Side protection requirements for vehicle and trailer

GB 11567.2

Rear and bottom protection requirements for vehicle and trailer

GB/T 12534

General rules of the road test method for vehicle

GB/T 18411

Product label for vehicle

JB/T 5943

General technical requirements for engineering machinery welding

QC/T 252

Type testing procedures for special vehicle

QC/T 484

Vehicle paint coating

QC/T 719

High-altitude operation vehicle

QC/T 29104

Hydraulic oil solid pollution limits for vehicle hydraulic system

QC/T 29105

Hydraulic oil solid pollution test method for vehicle hydraulic system

Main characteristic:

1.Leading Technology
It is the high-tech products which has dozens of patents for an invention and utility model patents, and developed with comprehensive facts for the bridge structure, to ensure the technology and performance of vehicle is located in the domestic and overseas leading level.

2. Optimization Chassis
Used DONGFENG chassis, attractive appearance, strong power, huge carrying capacity, good stability, economic environment and the luxurious cab, especially for long-time work.

3.Reliable Performance
Vehicle electrical, hydraulic control systems used all imported components; Main structure parts made of imported high-strength steel, welded with imported high-strength welding wire.

4.Loading Capacity is strong
Max. load on platform is 300kg.

5.Wide range of application
Horizontal range:8000-18000mm, Max. crossing of sound barrier: 2500mm-4300mm, Max. overbridging of sidewalk:2400-5200mm.

6.High Working Efficiently
Can be inspected the entire fan of bottom of bridge at the same time, used supporting wheels and transfer case type self-propelled patent technology, the operating speed is 5~10m/min.

7.Powerful Communication Function
Configure the video image monitoring system, enabling multi-party video intercom, platform monitoring, reverse video and other functions to ensure smooth communication.

8. With Complete Accessory
Users may need to select the individual of various types configuration to extend bridge inspection vehicle’s functions.

9.High Adaptability To Circumstance
Has a good performance in high temperatures, low temperatures, high humidity and other harsh natural environment, such as elevation of 2000m, ambient temperature -20 ℃ to +50 ℃, relative humidity 98%, wind level 6 that also can work properly.

10. Good operation performance
Equipped with imported wireless remote control(original from Germany NBB), the control distance is 100 meters.

Main specification for bridge Inspection unit:

TypeBucket type
Max. horizontal range18M
Max. lowering depth22M
Space required on bridge3000mm
Max. overbridging of sidewalk5200mm
Max. crossing of sound barrier4300mm
The first scope of rotation0-90°
The second scope of rotation0-180°
Max. working height15M
Max. load on platform300KG
Overall dimension12120(L)×2500(W)×3980(H)mm

Main specification for chassis:

Drive SelectLHD
TypeInline 6-cylinder, high-pressure common rail.
Max. Torque/Speed1200N.m @1300rpm
Emission Standard

Euro 5

Front axleSteering axle
Rear axleDriving axle
Brake SystemFront and rear is drum type, double circuit pneumatic brake system.
Steering system.Recirculating ball steering gear.
Suspension systemLeaf spring
Electrical SystemVoltage24V
Air condition in cabYes
TyreModel11.00-20 16PR
Supporting wheels2 Pcs
Front axle loading(full load)10700kg
Rear axle loading(full load)20,300kg
Curb weight10300kg
Wheel base1850+4600+1350mm
Front track2040mm
Rear track1860mm
Maximum gradeability30%
Max. Driving speed90km/hr.

 Chassis designed and manufactured by DONGFENG company, with nice appearance, fast driving speed, strong loading capacity, long service life, high reliability, good fuel economy and other advantages. Chassis is composted of two main beam of high intensity, combined with structural beams riveted to frame structure, has overall force uniform, high strength, good stability and other advantages. Especially provide the stability for the boom lifting more solid foundation, also solve the series problems as with high center of gravity caused by shaking, higher ground clearance and so on.
 Cab optional air condition, driver’s seat can be moved front and back, back and lift height of the seat can be adjusted, the cab also can take 2 passengers.
 Instrument board configuration: Speedometer, water temperature, fuel gauge, engine speed recorder,alarm indicator, gear position indicator light,turning indicator light.
 Rear axle equipped with four hydraulic cylinder for supporting wheel, supporting the chassis frame when working, to increase stability and safety for the vehicle.
 The control panel equipped with button or switch for hydraulic pump control, transfer case(retarder motor) control, walking control.

Main boom mechanism:
Main boom mechanism is the retractable structure, is consists of lifting hydraulic cylinders, telescopic hydraulic cylinders, inner sleeve, outer sleeve and other components.
 Lifting hydraulic cylinder equipped with hydraulic lock, to ensure that when the hydraulic pipe happen burst accident the main boom and other mechanism do not fall.
Telescopic hydraulic cylinder equipped with balance valves, can be guaranteed to reduce the stretching when the main boom retract or extend, automatic lock in case of accidents.
 Inner sleeve and outer sleeve are welded by high-strength steel plate, high strength safety factor to ensure the safety of the main boom lifting.

Second boom mechanism:
 Second boom welded together by high-strength steel plate and wire.
 Using telescopic structure, nice appearance and light weight, meanwhile has sufficient strength and rigidity.
 Using single cylinder to control the telescopic, retractable stroke is 2400mm.
It provide support for third boom mechanism.
 It provide the luffing control for third boom through two hydraulic cylinders.

Third boom mechanism:
 It using three telescopic boom structure, is consists of outer sleeve, middle sleeve and inner sleeve.
 It is made of high-strength steel materials and advanced welding process, light weight.
 The middle sleeve and inner sleeve using wire rope traction to control, easy and flexible operation.
 Equipped the wearable pieces to prevent the sleeve.
 One telescopic cylinder to drive the third boom extend and retract.
 Equipped the telescopic mechanical limit to ensure the control of security.

First rotating mechanism:
 The first rotating mechanism to provide support for whole boom, is mainly composed of slewing reducer, slewing bearing, large turntable, pin and other components.
 Slewing reducer equipped with rotary cushion valve to ensure the safety at work; When happen the hydraulic pipe burst accident that the rotating mechanism is automatically locked.
 Large turntable welded by high strength steel plate, high strength safety factor to ensure the safety of whole boom in the working process.
 Slewing bearing connect the large turntable and frame through the high strength bolts to control whole boom turning.
 Large turntable connect the main boom through the lifting cylinder, provide the power for main boom luffing.

Second rotating mechanism:
 It is mainly composed of up turntable,slewing bearing, down turntable, slewing reducer and other components.
 Up turntable connected to the main boom through two hydraulic cylinders, has auto-leveling function.
 Down turntable connected to the second boom through two hydraulic cylinders, has luffing adjust function.
 Slewing bearing connected the up and down turntable by high-strength bolts, has rotating function.
 Slewing reducer provide the rotary drive power for second rotating mechanism.
Slewing reducer equipped with hydraulic safety device, with structural stability, work reliable.

Supporting wheel mechanism:
 It provide support for whole boom, to prevent tipping when working.
 It is mainly composed of telescopic cylinders, vertical support cylinder, supporting wheel, working transfer case and other components.
 Vertical support cylinder equipped with hydraulic lock, to ensure that when the hydraulic pipe happen burst accident the supporting wheels automatically lock.
 Supporting wheels using vertical structure, ensure the safety in whole operation to prevent misuse.
 Supporting wheels using Multi-wheel combination, to ensure the safety during walking, reducing the pressure on the ground to prevent slip slope.

Small boom mechanism:
 It provide support for working bucket, to prevent tipping when working.
 It is mainly composed of leveling cylinder, luffing cylinder, small boom, regulating rod, pin and other components.
 Leveling cylinder equipped with hydraulic lock, to ensure that when the hydraulic pipe happen burst accident the working bucket automatically lock.
 It equipped with an automatic leveling function to ensure working bucket is always in a horizontal state during operation.

Control mode:
 Three control modes: Remote control, panel, manual, all can control the related action of the vehicle.
 Three control modes can be quickly switched and also can be interlocked.
 Three control modes has indicator lights to indicate the function, easy to operate.

Hydraulic system:
 It is consists of hydraulic pump, hydraulic motor, lifting hydraulic cylinder, telescopic hydraulic cylinder, supporting wheel cylinder, hydraulic valve and hydraulic accessories.
 Hydraulic pipelines using ferrule-type compression joint and precision seamless steel tubes.
 Hydraulic valves using WALVOIL(Italy) and HAWE(Germany) brand.
Hydraulic pump using HAWE(Germany) brand.

Electrical system:
Controller: EPEC(Finland)
Display screen: ESA(Italy)
Electric switch: SCHNEIDER(France)
Electrical system using DC 24V.
Proximity switch using inductive and photoelectric.
It has self-diagnostic function.
It has parameters auto-recovery function.

Lighting device:
 Working bucket mounted lights which used for night work.
 Equipped strobe lights and arrow indicator which used for working alarm indication.
 Headlight assembly and taillights assembly(High beam light/turn light/reversing light/stop light/outline marker lamps)

Safety protection device:
Display has hydraulic oil filter warning light, when the oil filter is blocked that the indicator lights, then should be clean or replace the filter.
 Equipped the supporting wheel position indicator, when the supporting wheel are not in position so can’t allowed to operate the boom; The operator can’t drive when the supporting wheel has not retracted fully.
 The fixed place of the each boom installed sheet cushion rubber anti-collision devices.
Main boom position installed a proximity switch, when the boom retract not in position that the supporting wheel can’t retract.
 At the front and rear of vehicle are installed the tow hooks to pull forward or backward, it used in the engine and transmission failure and malfunction.
 Equipped with reversing buzzer(BB sound) warning device.
 Instrument panel equipped with parking brake indicator(P).
 The supporting wheel equipped with protective circle which made of rubber to protect the operator’s feet are not crushed.
 Between the telescopic boom equipped with mechanical locking device to prevent accidental landing when a failure happens for telescopic cylinder, to ensure the safety of operator.
 The action sequence with a circuit interlock function.
 When main oil pump happen failure, use the emergency pump can realize the operation for the bridge inspection vehicle.
Emergency operation and protection:
 All cylinders installed the hydraulic lock, it played the role of insurance.
 Equipped with emergency power and emergency pump to retract the vehicle in emergency situations, to ensure the vehicle promptly evacuated.
 Press the emergency stop switch in case of emergency, all hydraulic actions immediately stop and engine also stop.
 Rear axle installed four stabilizer cylinders, stable the spring steel when working.
Manual: Provide operation manual and maintenance manual with vehicle(Chinese version or English version.)


Control panel, all safety instructions and other signs are produced by Chinese or English version.

Standard configuration list(Main components/Imported parts/Brand pieces)

Components nameSpec./ModelBrandOriginal
Proportional multi-way valvePSL 31F-350-3HAWEGermany
Duplex pumpsHCHCChina
Running ReducerVICKERSU.S.A.
Rotating bearingQWC900.25ANNAITEChina
Slewing ReducerZHONGYIChina
High pressure filterDF BN/HC140TC10HYDACGermany
Multi-way valve for supporting wheelSD5/3-P(JG3-160)WALVOILItaly
Balance valve for retarder motorA070461.02.00HBSItaly
Standby generatorKL3200KOHLERU.S.A
Emergency pump5MCY-Y132M-4SHENYANGChina
Remoter controllerHYPRO CANOPENNBBGermany
Main Controller2024(KRC-6040)EPECFinland

Product Tags:

bridge inspection vehicle


underbridge inspection truck

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