Welded Mesh Gabion Box is also named Gabions, rock gabions, welded wire gabions, Welded Mesh Gabions, gabion boxes, gabion mattresses, gabion basket, galfan coated welded gabions, Welded mesh gabion box. It's made from Welded Wire Mesh Panels assembled with spirals or clips and spacer. It can be used for prefilled or site construction.
Length
(m)
Width
(m)
Height
(m)
Wire diameter (mm)
Mesh aperture
(mm)
diaphragm
Mesh wire
Selvedge wire
helical spiral
1.0
1.0
0.5 or1.0
2.7-5.0
Thicker 1mm than mesh wire
4mm
50*50
50*100,
100*100,
50*70,
76*76
75*75
no
1.5
1.0
0.5 or1.0
no
2.0
1.0
0.5 or1.0
1
3.0
1.0
0.5 or1.0
2
4.0
1.0
0.5 or1.0
3
5.0
1.0
0.5 or1.0
4
Application of welded gabion
1. Finishing: heavy duty galvanized or galfan galvanized
2. Surface treatment: electro galvanized, hot-dipped galvanized, pvc coated, stainless steel
3. Wire diameter: 2.7--5mm
4. Mesh size/opening: 37.5x75mm, 50x50mm, 75x75mm, 100x50mm, 100x100mm
5. Zinc coating: 40-290g/mm2
6. Application: Flood dam, dam and diversion, Prevent soil erosion, bridge protection, retaining wall, road protection
7. Feature:easy to install, beautiful structure, low cost, it is the best choice for garden decoration greening slope.
Welded Mesh Gabions Welded Mesh Gabions,Welded Wire Fence,Welded Mesh Fencing,Welded Wire Mesh Fencing Anping HUAHAIYUAN WIRE MESH CO.,LTD , https://www.crusherscreenmesh.com
Simplified technology road tunnel multi-level alarm system solutions, from the design stage on the use of IP-based interconnection design, all of its subsystems are standardized equipment, using standard IP data network for data transmission and equipment monitoring and management, and provide a broken network Escape function, focus on improving the maintenance efficiency of tunnel operation and maintenance, and reduce maintenance costs (OPEX).
Second, the function diagram 
Third, the system features real-time information <br> <br> inquiry to ensure the smooth rescue anytime, anywhere retrieval of the latest tunnel current environmental monitoring information, traffic information, road unusual circumstances, the vehicle information. 
Get off-hook emergency call and accurately locate the accident The help phone in the tunnel adopts IP design and is automatically connected with the tunnel management. The off-hook calls the control center directly and has automatic on-hook function to prevent the phone from being busy. The control center can also call the emergency phone at any time. And realize all the functions of the tunnel phone, such as single call, group call, selective call, strong insertion, forced demolitions and so on. The tunnel control center has a positioning function. The console can display the location of the alarm accident and the name of the tunnel. 
Real-time screen feedback, rapid response to support the fusion tunnel existing video surveillance system, live video can be sent back to the dispatch and command center in real time, to facilitate real-time viewing and rapid response to the situation within the tunnel. 
Real-time recording and recording, in preparation for police inquiries, real-time recording and recording of all alarms, and storage and export functions for backup/inquiries of the police system.
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Simplified technology road tunnel multi-level alarm system solution
First, system overview