ICS 43.160
T 53
Professional Standard of the People’s Republic of China
QC/T 826-2019
Replaces QC/T 826-2010
Bridge inspection vehicle
橋梁檢測車
(English Translation)
Issue date: 2019-11-11 Implementation date: 2020-04-01
Issued by the Ministry of Industry and Information Technology of the People's Republic of China
Contents
Foreword i
1 Scope 1
2 Normative References 1
3 Terms and definitions 2
4 Specification, classification and basic parameters 3
5 Requirements 4
6 Tests 12
7 Inspection rules 18
8 Marking and instructions for use 21
9 Accompanying documents, transportation, and storage 21
Annex A (Normative) Schematic diagram for measurement of technical characteristic parameters 23
Annex B (Normative) Structural types of bridge inspection vehicles 29
Foreword
Codeofcina.com is in charge of this English translation. In case of any doubt about the English
translation, the Chinese original shall be considered authoritative.
This standard is developed in accordance with the rules given in GB/T 1.1-2009 Directives for standardization - Part 1: Structure and drafting of standards.
This standard replaces QC/T 826-2010 Bridge inspection vehicle. In addition to a number of editorial changes, the following technical changes have been made with respect to QC/T 826-2010:
—— the definitions of bridge inspection vehicle, maximum crossing width, maximum crossing height, and rated load are added (see 3.1, 3.6, 3.7 and 3.11 herein);
—— The definitions of maximum horizontal range, maximum lowering depth, and maximum working height are revised (see 3.4, 3.5 and 3.8 herein; 3.8, 3.4 and 3.3 in the 2010 edition);
—— The definitions of minimum vertical working radius, maximum distance of sideway spanning, and maximum height of guardrail spanning are deleted (see 3.5, 3.9 and 3.10 of the 2010 edition);
—— The requirements on the specifications, models and structural forms of bridge inspection equipment are added (see 4.1 and 4.2 herein);
—— The table of the basic specifications are revised (see Table 2 herein; Table 1 of the 2010 edition);
—— the overall vehicle requirements on overall dimensions and mass limit are revised (see 5.1.5 herein; 5.1.3, 5.1.4, and 5.1.5 of the 2010 edition);
—— The requirements for the movement slewing mechanism to meet the working conditions and the requirements for the folding bridge inspection vehicle to have the functions of load limit and work platform leveling are deleted (see 5.1.11 and 5.1.20 of the 2010 edition);
—— The requirements for front and rear license plates, tail marking plates, sideway stability and noise are added (see 5.1.9, 5.1.10, 5.1.11, and 5.1.12 herein);
—— The requirements for the working conditions are revised (see 5.2 herein; 5.1.21 of the 2010 Edition);
—— The requirements for safety protection devices of electrical systems and the requirements for alarm device to prevent overturning are deleted (see 5.2.4 and 5.2.8 of the 2010 edition);
—— The requirements for ladder, wind seed measurement alarm, and load protection devices are added (see 5.3.9, 5.3.10 and 5.3.11 herein);
—— The requirements for entrance/exit doors and guardrails (folding bridge inspection vehicle) are revised (see 5.4.5, 5.4.4 and 5.4.7 herein; 5.3.1 and 5.3.2 of the 2010 edition);
—— The requirements for installing safety belts and short cables in a work platform are (see 5.3.4 of the 2010 edition);
—— The requirements for the middle guardrail of boom type bridge inspection vehicles are added (see 5.4.6 herein);
—— The requirements for reliable braking in a work platform are revised (see 5.5.2 herein; 5.4.1 in the 2010 edition);
—— The requirements for operating performance parameters, slewing speed, legs retraction, and leveling mechanism of boom type bridge inspection vehicle are added (see 5.5.1, 5.5.5, 5.5.6, and 5.5.7 herein);
—— The requirements for lowering, lifting and telescoping speed of a platform are revised (see 5.5.4 herein; 5.4.3 of the 2010 edition);
—— The requirements for stability are revised (see 5.7 herein; 5.6 of the 2010 edition);
—— The requirements for dynamic test with 1.25 times rated-load, static test with 1.5 times rated-load, electrical system, and manipulation system are added (see 5.8.5, 5.10 and 5.11 herein);
—— The test methods for special devices, and the calculation method for speed of slewing II (see 6.5.1, 6.5.5 and 6.5.2 herein; 6.5.1, 6.5.2, 6.5.3, 6.5.4, 6.5.5, 6.5.6 and 6.5.8 of the 2010 edition);
—— The calculation methods for linear speed of slewing II and traveling speed are added (see 6.5.6 and 6.5.7 herein);
—— The method for traveling test with rated load is added (see 6.6.3 herein);
—— The test method for operation stability is revised (see 6.6.6 herein; 6.1.1 of the 2010 edition);
—— The method for measuring the load-bearing capacity of guardrails is added (see 6.7.1 and 6.7.2 herein);
—— The calculation method of the mean time between failure and the requirements for ex-factory running test are deleted (see 6.13.3 and 6.14 of the 2010 edition);
—— The table for the items of end-of-manufacturing inspection and type inspection is added (see Table 7);
—— The content of marking is revised (see 8.1 herein, 8.1 of the 2010 edition);
—— The content of the instructions for use is revised (see 8.2 herein; 8.2 of the 2010 edition);
—— The content of accompanying documents is revised (see 9.1 herein; 9.1 of the 2010 edition);
—— Annex A is revised (see Annex A hereto; Annex A to the 2010 edition);
—— Annex B is revised (see Annex B hereto; Annex B to the 2010 edition);
—— Annex C to the 2010 edition is deleted.
This standard was proposed by and is under the jurisdiction of SAC/TC 114 National Technical Committee of Auto Standardization.
The previous editions of this standard are as follows:
—— QC/T 826-2010.
Bridge inspection vehicle
1 Scope
This standard specifies the terms and definitions, specifications (models), classification and basic requirements, requirements, test methods, inspection rules, marking, instructions for use and accompanying documents, transportation and storage of bridge inspection vehicles.
This standard is applicable to bridge inspection vehicles modified with finalized stereotyped vehicle chassis. Reference may be made to this standard for bridge inspection vehicles of other types or with special requirements.
2 Normative References
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB 1495 Limits and measurement methods for noise emitted by accelerating motor vehicles
GB 1589 Limits of dimensions, axle load and masses for motor vehicles, trailers and combination vehicles
GB/T 3766 Hydraulic fluid power - General rules and safety requirements for systems and their components
GB 4785 Prescription for installation of the external lighting and light-signalling devices for motor vehicles and their trailers
GB 5226.1-2019 Electrical safety of machinery - Electrical equipment of machines - Part 1: General requirements
GB 7258 Technical specifications for safety of power-driven vehicles operating on roads
GB/T 7935 Hydraulic fluid power - General requirements for hydraulic components
GB/T 9969 General principles for preparation of instructions for use of industrial products
GB 11567 Motor vehicles and trailers-lateral and rear underrun protection requirements
GB/T 12534 Motor vehicles - General rules of road test method
GB 15741 The licence plates (crackets) and its position on motor vehicles and trailer
GB/T 18411 Power-driven vehicles manufacturers plate
GB 23254 Retro-reflective markings for trucks and trailers
GB/T 25849-2010 Mobile elevating work platforms - Design calculations, safety requirements and test methods
GB 25990 Rear-marking plates for vehicles and their trailers
JB/T 5943 Construction machinery - General specifications for welding parts
QC/T 252 Type test regulations for special automobile
QC/T 484 Automobiles - Paint coating
QC/T 29104 Limiting value of contamination level of solid particles of special purpose vehicle hydraulic system
QC/T 29105.2 Test method for degree of solid pollution on hydraulic oil for hydraulic system of special automobile - Device and device cleaning
QC/T 29105.3 Sampling methods of testing particulate contamination of hydraulic oil of special purpose vehicle hydraulic system
QC/T 29105.4 Test method for contamination level of solid particles of special purpose vehicle hydraulic system - Microscope particle counting method
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1
bridge inspection vehicle
special motor vehicle for operation, which is equipped with devices such as rotary, luffing and telescopic mechanism as well as control system, and is intended for bridge inspection and maintenance
3.2
bridge inspection equipment
equipment of a bridge inspection vehicle, excluding the chassis part, which is used to transport workers and working equipment to the designated location for work
3.3
work platform
equipment of a bridge inspection vehicle, which is used for carrying workers and working equipment
3.4
maximum horizontal range
maximum horizontal distance (L) from the slewing center II of a work platform to the outer edge of the platform when the platform is perpendicular to the longitudinal axis of the supporting, as shown in Table A.1 of Annex A
3.5
maximum lower depth
maximum vertical distance (Hmax) from the lowest bearing surface of a work platform to the support surface of the bridge inspection vehicle when the work platform is below the support surface of the bridge inspection vehicle, as shown in Table A.2 of Annex A
3.6
maximum crossing width
maximum horizontal distance (L1) from the outermost edge of the working side of the vehicle to the inner side of the vertical boom when the bridge inspection vehicle is working, as shown in Table A.1 of Annex A
3.7
maximum crossing height
maximum vertical distance (H1) from the highest point on the lower side of the main boom to the bearing surface when the bridge inspection vehicle is operating, as shown in Table A.3 of Annex A
3.8
maximum working height
maximum vertical distance (H2) from the bearing surface of the work platform to the bearing surface of the bridge inspection vehicle when the work platform is above the bearing surface of the bridge inspection vehicle, as shown in Table A.4 of Annex A
3.9
slewing center I
overall slewing center of the bridge inspection equipment
3.10
slewing center II
slewing center of the work platform
3.11
rated load
normal operating load designed for the work platform, consisting of loads of the workers and working equipment acting vertically on the work platform
Note: a work platform can have multiple rated loads.
4 Specification, classification and basic parameters
4.1 Specifications (models) of bridge inspection equipment
The specifications (models) of bridge inspection equipment shall consist of product code, structural type code, main parameters and design sequence number:
4.2 Structural type
By structural type, bridge inspection vehicles are classified into the following three types, as shown in Table 1. See Annex B for the specific structural types.
Table 1 Structure type code
Type Truss type Boom type Mixed type
Code S Z H
4.3 Basic parameters
The basic parameters of bridge inspection vehicles specified in Table 2 shall be preferred.
Table 2 Basic parameters
Item Value
Maximum horizontal range of work platform /m 6, 8, 10, 12, 14, 16, 18, 20, 22, 24 or more
Rated load /kg 200, 250, 320, 400, 500, 600, 800, 1,000 or more
5 Requirements
5.1 Whole vehicle
5.1.1 The bridge inspection vehicle shall comply with the requirements of this standard and be manufactured according to the product drawings and technical documents approved by the specified procedures.
5.1.2 The procured parts and cooperation parts shall meet the requirements of relevant standards and be accompanied with the manufacturer’s certificate of approval, and they shall not be used until passing the inspection conducted by the manufacturer. All self-made parts and components shall not be assembled before passing the inspection.
5.1.3 The operation safety of a bridge inspection vehicle shall meet the requirements specified in GB 7258.
5.1.4 The overall dimensions of a bridge inspection vehicle shall meet the requirements specified in GB 1589.
5.1.5 The maximum design total mass of a bridge inspection vehicle shall not exceed the mass corresponding to the sum of the axle loads of all the axles:
—— if the maximum total design mass is less than or equal to 26,000 kg, the axle load and mass limit shall comply with the requirements specified in GB 1589;
—— if the maximum total design mass is greater than 26,000 kg, the axle load of a single tire on each side shall not exceed the corresponding load of 12,000 kg, and the axle load of double tires on each side shall not exceed the corresponding load of 13,000 kg.
5.1.6 The installation of the lighting and light-signalling devices of a bridge inspection vehicle shall meet the requirements specified in GB 4785.
5.1.7 The retro-reflective markings on the body of a bridge inspection vehicle shall meet the requirements specified in GB 7258 and GB/T 23254.
5.1.8 The lateral protection device as well as rear underrun protection device of a bridge inspection vehicle shall meet the requirements specified in GB 11567.
5.1.9 The installation location of the front and rear license plates of a bridge inspection vehicle shall meet the requirements specified in GB 15741.
Foreword i
1 Scope
2 Normative References
3 Terms and definitions
4 Specification, classification and basic parameters
5 Requirements
6 Tests
7 Inspection rules
8 Marking and instructions for use
9 Accompanying documents, transportation, and storage
Annex A (Normative) Schematic diagram for measurement of technical characteristic parameters
Annex B (Normative) Structural types of bridge inspection vehicles
