Guard Rail

Nesco guard rails are attentively designed by highly skilled and experienced engineers and manufactured with the highest standard in order to create guard rails of the highest quality, reliability, purposeful that create road safety and help prevent road accidents.

Nesco guard rails conform to the Thai industrial standards (TIS) 248-2531, available in various types and finishes, therefore, suitable for an extensive range of applications.

Rail Min Rail Thickness
(Millimeter)
Min. Weight Of Zinc Coating
(Grams Per Squaremeter)
Class Type
1 1 3.2 550
2 3.2 1,100
2 1 2.5 550
2 2.5 1,100

Rail Min. Ultimate
Tensile
Strength
(Kg./mm.2 )
Min.
Percentage
O f
Elongation
Max. Deflection
Max. Load
Traffic Face Up
Max.Load
Traffic Face Down
Class Type Kg. Deflection
(mm.)
Kg. Deflection
(mm.)
1 1 41 21 910 50 720 50
2 1,360 75 1,090 75
2 1 41 21 680 50 545 50
2 910 75 720 75

Radius Of Curve
R (m.)
Spacing Of Posts
S (m.)
High Of Fill
R (m.)
Spacing Of Posts
S (m.)
On Tangent or
R > 700
4.00 < H < 300 4.00
450 < R < 700 3.00 3.00 < R < 4.00 3.00
150 < R < 450 2.00 4.00 < R < 5.00 2.00
< R < 450 1.00 5.00 < R < 7.00 1.00

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