Year1
- 高度：
- 可定制
- 宽度：
- 310
- 长度：
- 4320
, Corrugated guardrail construction plan
(1) Construction preparation B) ]: + )
Before construction begins, construction technicians must be familiar with and understand the design drawings and relevant construction specifications, and communicate with the construction The personnel went to the construction site to check with the design drawings one by one to find out the pile number of the road section to be constructed, various structures and the location of each structural guardrail. At the same time, they also made good preparations for the arrival of construction equipment and materials. @ : >
（>）、Steel guardrail columns are staked out>
/ R [
①. The columns should be staked out according to the design drawings, and the columns should be laid out according to the design drawings, and should be connected with bridges, passages, culverts and overpasses. , level intersection, etc. are used as control points for distance measurement and positioning. The adjustment segments can be used to adjust the spacing, and the allocation method can be used to process the fractional spacing. >
B
②. In order to accurately stake out and ensure the linear shape of the guardrail, the chainage is reviewed and closed at intervals.
> ~, )
③ After setting out the columns, the surface condition of each column should be investigated. If there are underground communication pipelines, water drainage, etc., or the burial depth of the top of the culvert is insufficient, certain adjustments should be made. Change the position of some columns and change the way they are fixed.
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