Structural Plate is perfect for projects that require large pipe. This product offers efficient, easy installation.
The minimum allowable depth of cover is the largest of:
For roads H=B/8+0.2(m) H=B/6(m) and not less than 0.6（m）
For railways H=B/4 and not less than 0.6(m)
There is a possibility to reduce depth of cover provided that suitable checking calculations will be made.
|Flexible structure||Plate thickness||Kinds of standard corrosion protection||Required average min value(um）|
|plates||≧6mm||Hot zinc galvanizing||85|
|≧3mm do < 6mm||Hot zinc galvanizing||70|
|≧1.5mm do < 3mm||Hot zinc galvanizing||55|
|Bolts and nuts||-||Hot zinc galvanizing||45|
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