ROAD MARKING REMOVAL EQUIPMENT

COURSE PROJECT

by discipline 

"Design of lifting and transport, construction, road facilities and equipment"

on the topic

"EQUIPMENT FOR THE REMOVAL OF ROAD MARKINGS ON ROADS"

Content

Introduction. 3

Technical requirements for the demarcation of road marking lines. 4

Conditions for demarcation works. 4

1 Analysis of ways to remove road markings. 7

1.1 Abrasive removal (milling) 10

1.2 Hydrojet method. 11

1.3 Sandblasting removal. 12

1.4 Demarcation with chemical reagents. 13

1.5 Removal of the road surface by painting..  13

Conclusion on the analysis of methods of demarcation of the road surface. 14

2 Analysis of marking removal equipment in a hydrodynamic (hydrojet) manner.  15

3 Patent search. 19

3.1 Device for removing separation strips from asphalt concrete pavements. 19

3.2 Device and method of erasing road markings. 21

3.3 Device for removing markings from the roadway. 24

4 Technical requirements for the designed product..  27

5 Design options. 28

6 Technical proposal. 31

7 Calculation of items of equipment. 32

7.1 Determination of the parameters of the solution supply system. 32

7.2 Determination of the parameters of brush equipment. 34

7.3 Calculation of the strength of the hydraulic cylinder bracket. 41

Conclusion. 44

References..  45

APPENDIX 1. Terms of Reference. 46