1. First, the specification of the car body must meet the requirements, and the main parameters of the specification must meet the requirements of publicity.

2. 对于外协件及外购件必须要有生产厂的出厂合格证，而且要符合相关的标准要求，需要经过混凝土搅拌车生产商的检查，达标后才能使用。

2. Outsourced parts and purchased parts must have the factory certificate from the manufacturer, and must meet the requirements of relevant standards. They must be inspected by the concrete mixer manufacturer before they can be used.

3. 3m3混凝土搅拌车的生产商加装的混凝土搅拌车的总质量不能超出公示容许的高值，转向轴载质量和侧倾平稳角应符合相关的要求。

3. The total mass of the concrete mixer added by the manufacturer of the 3m3 concrete mixer truck shall not exceed the high value allowed by the public notice, and the steering axle load mass and the stable roll angle shall meet the relevant requirements.

4. 3m3混凝土搅拌车储罐的焊接要均匀分布、竖直，表面无毛刺、包砂、裂缝等现象。

4. The welding of 3m3 concrete mixer tank shall be evenly distributed and vertical, and the surface shall be free of burr, sand inclusion, crack and other phenomena.

5. 对于所有露出的金属，表面必须做防锈，车体外形及裝饰应别具一格，符合相关的要求。

5. For all exposed metal, the surface must be rust-proof, and the body shape and decoration should be unique and meet relevant requirements.

6.3m3 混凝土搅拌车从进料到输送机倒料结束，容许的久时间不能超出80分钟，而且罐车按照规定持续运送不超300转，混凝土搅拌车在行车的过程中时速不可超过60/h。

The allowable time from the feeding of 6.3m3 concrete mixer truck to the end of the pouring of the conveyor shall not exceed 80 minutes, and the continuous transport of the tank truck shall not exceed 300 revolutions as required, and the speed of the concrete mixer truck shall not exceed 60 km/h during the driving process.

7. 装进的预拌混凝土必须在要求的时间内长途运输到供货地方，混泥土的质量必须符合的标准。

7. The ready-mixed concrete loaded must be transported to the place of supply in a long distance within the required time, and the quality of concrete must meet the standards of.

8. 入料口的出口处规格不可少于600毫米,间距路面间距不可超过3.9米。

8. The specification of the outlet of the material inlet shall not be less than 600mm, and the spacing between the pavement shall not exceed 3.9m.

9. 3m3混凝土搅拌车的入料速度不能少于2.6m?/mln，进料速度需超过0.65m?/mln，进料料的残存率在2%-5%之间。

9. The feeding speed of 3m3 concrete mixer truck shall not be less than 2.6m/ Mln, feeding speed should exceed 0.65m/ Mln, the residual rate of feed is between 2% and 5%.

5. 车子的各构件安裝必须坚固，各接入部分不能有受损、形变等现象。

5. All components of the vehicle must be installed firmly, and all access parts must not be damaged or deformed.

4. 在车子大总质量的情况下，在坡道上行车不能有混泥土外流现象。

4. When the vehicle has a large total mass, there shall be no concrete outflow when driving on the ramp.

12. 车子的制动系统必须符合的要求，车子的排污还要符合的标准。

12. The brake system of the car must meet the requirements of, and the vehicle's pollution discharge must meet the standards of.

13. 车体的每一项密封性性能必须良好，各个突面、管接头及所有的接入部位均不可有渗水现象。

13. Each sealing performance of the vehicle body must be good, and all protruding surfaces, pipe joints and all connecting parts shall be free of water seepage.