Top quality steel truss type 180T cable stayed bridge launcher

Product Description

Top quality steel truss type 180T cable stayed bridge launcher

Top quality steel truss type 180T cable stayed bridge launcher is used in the erection of precast beam bridges for span by span method of construction for precast beam girders like T beam, U beam, etc. This self-beam launcher is suitable for bridge construction over river, valley or highway and so on. 
    
Top quality steel truss type 180T cable stayed bridge launcher is suitable for the construction of bridge for roads, railways and other bridge erection construction site. Its main function is to lift the prefabricated beams, then transported onto the prefabricated pier. It has big difference from the general cranes. It requests high security.  

Our advantages:
A. More than 50 R&D personnel with advanced Science and technology.
B. More than 400 sets advanced Production processing equipment and inspection equipment.
C. Independent intellectual property rights to develop energy saving bridge cranes, gantry cranes, and electric hoist
D. Obtain ISO 9001 certificate and more than 10 series of patent certificates.
E. Efficient service and competitive products.
F. Export more than 100 countries.

Packing 
1. Electric parts are packed by high quality plywood crate, to reduce distortion in conveying.
2. Main beams, end beams and electric hoist are packed by plastic woven cloth. It can reduce abrasion when transport.

Delivery 
1. If the size of Top quality steel truss type 180T cable stayed bridge launcher are suitable for container ship, usually by container.
2. If the size is too big, usually by bulk ship or by container after truncation; Transport ways are based on reducing cost for you and keep the crane performance.

Delivery time 
Within 30 to 40 working days after the receipt of deposit.

Transportation 
Generally 35 days to 50 days to destination port. 

FAQ

1. What’s the information should I provide when inquiry about the Top quality steel truss type 180T cable stayed bridge launcher? 
1.1 We need the Bridge Drawing, the Maximum longitudinal slope and the Maximum Transverse slope.
1.2 The Girder/beam drawing.


2. What are inspection standard for load test of Top quality steel truss type 180T cable stayed bridge launcher?
2.1 Dynamic load test
1.1 times rated load, main girder does not down deflection, all mechanisms work well, performance parameters meet the design demand, all limit switches and safety protection interlock devices are reliable, all spare parts does not have cracking and flexible connection, all motors and contactors are not overheat.

 

2.2 Static load test 
1.25 times rated load, all mechanisms work well, the crane stops 20-30 min as trial load is lifted 10 cm high, then measure main girder down deflection(theodolite, ruler). Put down trial load to measure main girder upper camber, repeat 3 times, steel structure does not have permanent deformation;


3. How to make highway bridge concrete girders? 
a. Full span prefabrication.
b. Segment girder prefabrication.
c. Full span cast-in-place girder.
d. Segment cast-in-situ.




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